diff --git a/chapter_04_multilayer-perceptrons/0_mlp.ipynb b/chapter_04_multilayer-perceptrons/0_mlp.ipynb
index 94e4e16..b462633 100644
--- a/chapter_04_multilayer-perceptrons/0_mlp.ipynb
+++ b/chapter_04_multilayer-perceptrons/0_mlp.ipynb
@@ -10,22 +10,23 @@
    "source": [
     "# 多层感知机\n",
     "\n",
-    "简要介绍一些常见的激活函数"
+    "#简要介绍一些常见的激活函数"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [],
    "source": [
     "import sys\n",
-    "sys.path.append('..')"
+    "sys.path.append('..')\n",
+    "\n"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 6,
    "metadata": {
     "origin_pos": 2,
     "tab": [
@@ -36,7 +37,8 @@
    "source": [
     "%matplotlib inline\n",
     "from d2l import mindspore as d2l\n",
-    "import mindspore"
+    "import mindspore\n",
+    "import mindspore as ms"
    ]
   },
   {
@@ -52,7 +54,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 7,
    "metadata": {
     "origin_pos": 6,
     "tab": [
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+       "  <rdf:RDF xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:cc=\"http://creativecommons.org/ns#\" xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\">\n",
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-       "    <dc:date>2021-11-03T08:19:45.705887</dc:date>\n",
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       "text/plain": [
-       "<Figure size 360x180 with 1 Axes>"
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    "source": [
-    "grad_fn = mindspore.grad(d2l.relu, (0))\n",
+    "grad_fn = ms.grad(d2l.relu, (0))\n",
     "x_grad = grad_fn(x)\n",
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        "</svg>\n"
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       "text/plain": [
-       "<Figure size 360x180 with 1 Axes>"
+       "<Figure size 500x250 with 1 Axes>"
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      },
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+     "metadata": {},
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    "source": [
     "y = d2l.sigmoid(x)\n",
-    "d2l.plot(x.asnumpy(), y.asnumpy(), 'x', 'sigmoid(x)', figsize=(5, 2.5))"
+    "d2l.plot(x.asnumpy(), y.asnumpy(), 'x', 'sigmoid(x)', figsize=(5, 2.5))\n"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 10,
    "metadata": {
     "origin_pos": 18,
     "tab": [
@@ -2407,84 +2396,77 @@
     ]
    },
    "outputs": [
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "[WARNING] OPTIMIZER(3693371,7fc3754eb740,python):2021-11-03-08:19:46.182.551 [mindspore/ccsrc/frontend/optimizer/ad/dfunctor.cc:803] GetPrimalUser] J operation has no relevant primal call in the same graph. Func graph: 14_after_grad.8, J user: 14_after_grad.8:sigmoid{[0]: 9, [1]: args0}\n"
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     "y = d2l.tanh(x)\n",
-    "d2l.plot(x.asnumpy(), y.asnumpy(), 'x', 'tanh(x)', figsize=(5, 2.5))"
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-      "[WARNING] OPTIMIZER(3693371,7fc3754eb740,python):2021-11-03-08:19:46.536.717 [mindspore/ccsrc/frontend/optimizer/ad/dfunctor.cc:803] GetPrimalUser] J operation has no relevant primal call in the same graph. Func graph: 27_after_grad.14, J user: 27_after_grad.14:tanh{[0]: 15, [1]: args0}\n"
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+       "\" style=\"fill: none; stroke: #000000; stroke-width: 0.8; stroke-linejoin: miter; stroke-linecap: square\"/>\n",
        "   </g>\n",
        "   <g id=\"patch_6\">\n",
        "    <path d=\"M 43.78125 7.2 \n",
        "L 322.78125 7.2 \n",
-       "\" style=\"fill:none;stroke:#000000;stroke-linecap:square;stroke-linejoin:miter;stroke-width:0.8;\"/>\n",
+       "\" style=\"fill: none; stroke: #000000; stroke-width: 0.8; stroke-linejoin: miter; stroke-linecap: square\"/>\n",
        "   </g>\n",
        "  </g>\n",
        " </g>\n",
        " <defs>\n",
-       "  <clipPath id=\"p2de58c6625\">\n",
-       "   <rect height=\"135.9\" width=\"279\" x=\"43.78125\" y=\"7.2\"/>\n",
+       "  <clipPath id=\"pe8a2d96f70\">\n",
+       "   <rect x=\"43.78125\" y=\"7.2\" width=\"279\" height=\"138.6\"/>\n",
        "  </clipPath>\n",
        " </defs>\n",
        "</svg>\n"
       ],
       "text/plain": [
-       "<Figure size 360x180 with 1 Axes>"
+       "<Figure size 500x250 with 1 Axes>"
       ]
      },
-     "metadata": {
-      "needs_background": "light"
-     },
+     "metadata": {},
      "output_type": "display_data"
     }
    ],
@@ -5053,9 +5023,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -5067,7 +5037,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
@@ -5078,4 +5048,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_04_multilayer-perceptrons/1_mlp-scratch.ipynb b/chapter_04_multilayer-perceptrons/1_mlp-scratch.ipynb
index 5d6aee4..59d2043 100644
--- a/chapter_04_multilayer-perceptrons/1_mlp-scratch.ipynb
+++ b/chapter_04_multilayer-perceptrons/1_mlp-scratch.ipynb
@@ -24,13 +24,8 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
-   "metadata": {
-    "origin_pos": 4,
-    "tab": [
-     "pytorch"
-    ]
-   },
+   "execution_count": 3,
+   "metadata": {},
    "outputs": [],
    "source": [
     "from d2l import mindspore as d2l\n",
@@ -53,9 +48,27 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "outputs": [],
+   "execution_count": 4,
+   "metadata": {
+    "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
+    "pycharm": {
+     "name": "#%%\n"
+    }
+   },
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] DEVICE(133202,ffff935b4640,python):2025-12-14-21:06:52.566.011 [mindspore/ccsrc/plugin/ascend/res_manager/mem_manager/ascend_memory_adapter.cc:127] Initialize] Free memory size is less than half of total memory size.Device 0 Device MOC total size:31675383808 Device MOC free size:1909661696 may be other processes occupying this card, check as: ps -ef|grep python\n"
+     ]
+    }
+   ],
    "source": [
+    "import mindspore as ms\n",
     "num_inputs, num_outputs, num_hiddens = 784, 10, 256\n",
     "\n",
     "W1 = Parameter(d2l.normal((num_inputs, num_hiddens), 0, 0.01), name='W1')\n",
@@ -63,50 +76,51 @@
     "W2 = Parameter(d2l.normal((num_hiddens, num_outputs), 0, 0.01), name='W2')\n",
     "b2 = Parameter(d2l.zeros(num_outputs), name='b2')\n",
     "\n",
-    "params = [W1, b1, W2, b2]"
-   ],
+    "params = [W1, b1, W2, b2]\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
    "metadata": {
     "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
     "pycharm": {
      "name": "#%%\n"
     }
-   }
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
+   },
    "outputs": [],
    "source": [
     "def relu(X):\n",
     "    return d2l.maximum(X, 0)"
-   ],
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
    "metadata": {
     "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
     "pycharm": {
      "name": "#%%\n"
     }
-   }
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
+   },
    "outputs": [],
    "source": [
     "def net(X):\n",
     "    X = d2l.reshape(X, (-1, num_inputs))\n",
     "    H = relu(d2l.matmul(X, W1) + b1)\n",
     "    return d2l.matmul(H, W2) + b2"
-   ],
-   "metadata": {
-    "collapsed": false,
-    "pycharm": {
-     "name": "#%%\n"
-    }
-   }
+   ]
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 7,
    "metadata": {
     "origin_pos": 19,
     "tab": [
@@ -131,7 +145,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 8,
    "metadata": {
     "origin_pos": 23,
     "tab": [
@@ -146,7 +160,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 9,
    "metadata": {},
    "outputs": [
     {
@@ -155,64 +169,64 @@
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        "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n",
        "  \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n",
-       "<svg height=\"180.65625pt\" version=\"1.1\" viewBox=\"0 0 238.965625 180.65625\" width=\"238.965625pt\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
+       "<svg xmlns:xlink=\"http://www.w3.org/1999/xlink\" width=\"238.965625pt\" height=\"183.35625pt\" viewBox=\"0 0 238.965625 183.35625\" xmlns=\"http://www.w3.org/2000/svg\" version=\"1.1\">\n",
        " <metadata>\n",
-       "  <rdf:RDF xmlns:cc=\"http://creativecommons.org/ns#\" xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\">\n",
+       "  <rdf:RDF xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:cc=\"http://creativecommons.org/ns#\" xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\">\n",
        "   <cc:Work>\n",
        "    <dc:type rdf:resource=\"http://purl.org/dc/dcmitype/StillImage\"/>\n",
-       "    <dc:date>2021-11-03T23:02:28.391323</dc:date>\n",
+       "    <dc:date>2025-12-14T21:09:05.060646</dc:date>\n",
        "    <dc:format>image/svg+xml</dc:format>\n",
        "    <dc:creator>\n",
        "     <cc:Agent>\n",
-       "      <dc:title>Matplotlib v3.4.3, https://matplotlib.org/</dc:title>\n",
+       "      <dc:title>Matplotlib v3.7.3, https://matplotlib.org/</dc:title>\n",
        "     </cc:Agent>\n",
        "    </dc:creator>\n",
        "   </cc:Work>\n",
        "  </rdf:RDF>\n",
        " </metadata>\n",
        " <defs>\n",
-       "  <style type=\"text/css\">*{stroke-linecap:butt;stroke-linejoin:round;}</style>\n",
+       "  <style type=\"text/css\">*{stroke-linejoin: round; stroke-linecap: butt}</style>\n",
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        " <g id=\"figure_1\">\n",
        "  <g id=\"patch_1\">\n",
-       "   <path d=\"M 0 180.65625 \n",
-       "L 238.965625 180.65625 \n",
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        "L 0 0 \n",
        "z\n",
-       "\" style=\"fill:none;\"/>\n",
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        "   <g id=\"patch_2\">\n",
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+       "    <path d=\"M 30.103125 145.8 \n",
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        "   <g id=\"matplotlib.axis_1\">\n",
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        "L 51.803125 7.2 \n",
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        "     <g id=\"line2d_2\">\n",
        "      <defs>\n",
-       "       <path d=\"M 0 0 \n",
+       "       <path id=\"m871845b985\" d=\"M 0 0 \n",
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        "      </g>\n",
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        "     <g id=\"text_1\">\n",
        "      <!-- 2 -->\n",
-       "      <g transform=\"translate(48.621875 157.698438)scale(0.1 -0.1)\">\n",
+       "      <g transform=\"translate(48.621875 160.398438) scale(0.1 -0.1)\">\n",
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        "      </g>\n",
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        "     <g id=\"text_2\">\n",
        "      <!-- 4 -->\n",
-       "      <g transform=\"translate(92.021875 157.698438)scale(0.1 -0.1)\">\n",
+       "      <g transform=\"translate(92.021875 160.398438) scale(0.1 -0.1)\">\n",
        "       <defs>\n",
-       "        <path d=\"M 2419 4116 \n",
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       "text/plain": [
-       "<Figure size 252x180 with 1 Axes>"
+       "<Figure size 350x250 with 1 Axes>"
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      },
-     "metadata": {
-      "needs_background": "light"
-     },
+     "metadata": {},
      "output_type": "display_data"
     }
    ],
    "source": [
-    "d2l.train_ch3(net, train_iter, test_iter, loss, num_epochs, updater)"
+    "d2l.train_ch3(net, train_iter, test_iter, loss, num_epochs, updater)\n"
    ]
   },
   {
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   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 10,
    "metadata": {
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\" y=\"-35.498357\"/>\n",
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\" y=\"-35.498357\"/>\n",
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        "  </clipPath>\n",
        " </defs>\n",
        "</svg>\n"
       ],
       "text/plain": [
-       "<Figure size 648x108 with 6 Axes>"
+       "<Figure size 900x150 with 6 Axes>"
       ]
      },
-     "metadata": {
-      "needs_background": "light"
-     },
+     "metadata": {},
      "output_type": "display_data"
     }
    ],
    "source": [
-    "d2l.predict_ch3(net, test_iter)"
+    "d2l.predict_ch3(net, test_iter)\n"
    ]
   }
  ],
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -1709,7 +1719,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
@@ -1720,4 +1730,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_04_multilayer-perceptrons/2_mlp-concise.ipynb b/chapter_04_multilayer-perceptrons/2_mlp-concise.ipynb
index ec6427c..eb87e5e 100644
--- a/chapter_04_multilayer-perceptrons/2_mlp-concise.ipynb
+++ b/chapter_04_multilayer-perceptrons/2_mlp-concise.ipynb
@@ -32,7 +32,23 @@
      "pytorch"
     ]
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(146222,ffff8892d640,python):2025-12-14-21:30:50.573.041 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    }
+   ],
    "source": [
     "from d2l import mindspore as d2l\n",
     "from mindspore import nn"
@@ -67,26 +83,10 @@
     "                         nn.Dense(256, 10)])"
    ]
   },
-  {
-   "cell_type": "markdown",
-   "metadata": {
-    "slideshow": {
-     "slide_type": "slide"
-    }
-   },
-   "source": [
-    "训练过程"
-   ]
-  },
   {
    "cell_type": "code",
    "execution_count": 4,
-   "metadata": {
-    "origin_pos": 12,
-    "tab": [
-     "pytorch"
-    ]
-   },
+   "metadata": {},
    "outputs": [
     {
      "data": {
@@ -94,64 +94,64 @@
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        "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n",
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        " <metadata>\n",
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        "   <cc:Work>\n",
        "    <dc:type rdf:resource=\"http://purl.org/dc/dcmitype/StillImage\"/>\n",
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+       "    <dc:date>2025-12-14T21:32:36.494053</dc:date>\n",
        "    <dc:format>image/svg+xml</dc:format>\n",
        "    <dc:creator>\n",
        "     <cc:Agent>\n",
-       "      <dc:title>Matplotlib v3.4.3, https://matplotlib.org/</dc:title>\n",
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        "    </dc:creator>\n",
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        " </metadata>\n",
        " <defs>\n",
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-       "   <rect height=\"135.9\" width=\"195.3\" x=\"30.103125\" y=\"7.2\"/>\n",
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        " </defs>\n",
        "</svg>\n"
       ],
       "text/plain": [
-       "<Figure size 252x180 with 1 Axes>"
+       "<Figure size 350x250 with 1 Axes>"
       ]
      },
-     "metadata": {
-      "needs_background": "light"
-     },
+     "metadata": {},
      "output_type": "display_data"
     }
    ],
@@ -890,14 +888,25 @@
     "train_iter, test_iter = d2l.load_data_fashion_mnist(batch_size)\n",
     "d2l.train_ch3(net, train_iter, test_iter, loss, num_epochs, trainer)"
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "slideshow": {
+     "slide_type": "slide"
+    }
+   },
+   "source": [
+    "训练过程"
+   ]
   }
  ],
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -909,7 +918,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
@@ -920,4 +929,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_04_multilayer-perceptrons/3_underfit-overfit.ipynb b/chapter_04_multilayer-perceptrons/3_underfit-overfit.ipynb
index 36391a4..ecf26e2 100644
--- a/chapter_04_multilayer-perceptrons/3_underfit-overfit.ipynb
+++ b/chapter_04_multilayer-perceptrons/3_underfit-overfit.ipynb
@@ -15,7 +15,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -25,19 +25,35 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 5,
    "metadata": {
     "origin_pos": 2,
     "tab": [
      "pytorch"
     ]
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(200193,ffffb2765640,python):2025-12-14-21:48:57.880.099 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    }
+   ],
    "source": [
     "from d2l import mindspore as d2l\n",
     "from mindspore import nn\n",
     "import numpy as np\n",
-    "import math"
+    "import math\n"
    ]
   },
   {
@@ -55,7 +71,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 6,
    "metadata": {
     "origin_pos": 5,
     "tab": [
@@ -91,7 +107,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 7,
    "metadata": {
     "origin_pos": 8,
     "tab": [
@@ -102,26 +118,26 @@
     {
      "data": {
       "text/plain": [
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-       "          1.57317840e-18, -6.41337359e-20]]),\n",
-       " array([4.87012065, 2.66090351]))"
+       "(array([[-2.4983144 ],\n",
+       "        [ 0.91317445]], dtype=float32),\n",
+       " array([[ 1.00000000e+00, -2.49831438e+00,  3.12078714e+00,\n",
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+       "         -7.05028128e-07,  1.10086361e-07, -1.61782552e-08,\n",
+       "          2.24546470e-09, -2.95256652e-10],\n",
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+       "          8.05360032e-04,  1.05062034e-04,  1.19924962e-05,\n",
+       "          1.21680455e-06,  1.11115490e-07,  9.22434840e-09,\n",
+       "          7.01953273e-10,  4.93081374e-11,  3.21620963e-12,\n",
+       "          1.95797358e-13,  1.11748218e-14,  6.00268374e-16,\n",
+       "          3.04527634e-17,  1.46361513e-18]], dtype=float32),\n",
+       " array([-23.281649 ,   5.4805365], dtype=float32))"
       ]
      },
-     "execution_count": 4,
+     "execution_count": 7,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -145,7 +161,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 8,
    "metadata": {
     "origin_pos": 11,
     "tab": [
@@ -178,7 +194,7 @@
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   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 9,
    "metadata": {
     "origin_pos": 14,
     "tab": [
@@ -222,7 +238,7 @@
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   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 10,
    "metadata": {
     "origin_pos": 17,
     "tab": [
@@ -234,7 +250,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "weight: [[ 4.9893727  1.196725  -3.3842814  5.6086864]]\n"
+      "weight: [[ 4.525204   1.0432956 -3.219613   5.526337 ]]\n"
      ]
     },
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@@ -243,64 +259,64 @@
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-       "    <dc:date>2021-11-04T13:15:09.261985</dc:date>\n",
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        "    <dc:creator>\n",
        "     <cc:Agent>\n",
-       "      <dc:title>Matplotlib v3.4.3, https://matplotlib.org/</dc:title>\n",
+       "      <dc:title>Matplotlib v3.7.3, https://matplotlib.org/</dc:title>\n",
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        "    </dc:creator>\n",
        "   </cc:Work>\n",
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        " </metadata>\n",
        " <defs>\n",
-       "  <style type=\"text/css\">*{stroke-linecap:butt;stroke-linejoin:round;}</style>\n",
+       "  <style type=\"text/css\">*{stroke-linejoin: round; stroke-linecap: butt}</style>\n",
        " </defs>\n",
        " <g id=\"figure_1\">\n",
        "  <g id=\"patch_1\">\n",
-       "   <path d=\"M 0 184.455469 \n",
-       "L 263.421875 184.455469 \n",
+       "   <path d=\"M 0 187.155469 \n",
+       "L 263.421875 187.155469 \n",
        "L 263.421875 0 \n",
        "L 0 0 \n",
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+       "\" style=\"fill: #ffffff\"/>\n",
        "  </g>\n",
        "  <g id=\"axes_1\">\n",
        "   <g id=\"patch_2\">\n",
-       "    <path d=\"M 51.378125 146.899219 \n",
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+       "    <path d=\"M 51.378125 149.599219 \n",
+       "L 246.678125 149.599219 \n",
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        "z\n",
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+       "\" style=\"fill: #ffffff\"/>\n",
        "   </g>\n",
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        "     <g id=\"text_1\">\n",
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diff --git a/chapter_04_multilayer-perceptrons/4_weight-decay.ipynb b/chapter_04_multilayer-perceptrons/4_weight-decay.ipynb
index fa2dd72..afc6435 100644
--- a/chapter_04_multilayer-perceptrons/4_weight-decay.ipynb
+++ b/chapter_04_multilayer-perceptrons/4_weight-decay.ipynb
@@ -32,11 +32,27 @@
      "pytorch"
     ]
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(258524,ffffbb590640,python):2025-12-14-22:02:25.082.874 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    }
+   ],
    "source": [
     "%matplotlib inline\n",
     "from d2l import mindspore as d2l\n",
-    "from mindspore import nn, ops, Parameter, value_and_grad\n",
+    "from mindspore import nn, Parameter, value_and_grad, mint\n",
     "from mindspore.common.initializer import Normal\n",
     "import numpy as np"
    ]
@@ -75,29 +91,30 @@
   },
   {
    "cell_type": "markdown",
+   "metadata": {},
    "source": [
     "初始化模型参数"
-   ],
-   "metadata": {
-    "collapsed": false
-   }
+   ]
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 4,
+   "metadata": {
+    "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
+    "pycharm": {
+     "name": "#%%\n"
+    }
+   },
    "outputs": [],
    "source": [
     "def init_params():\n",
     "    w = Parameter(d2l.normal((num_inputs, 1), 0, 1), name='w')\n",
     "    b = Parameter(d2l.zeros(1), name='b')\n",
     "    return [w, b]"
-   ],
-   "metadata": {
-    "collapsed": false,
-    "pycharm": {
-     "name": "#%%\n"
-    }
-   }
+   ]
   },
   {
    "cell_type": "markdown",
@@ -112,7 +129,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 5,
    "metadata": {
     "origin_pos": 12,
     "tab": [
@@ -122,7 +139,7 @@
    "outputs": [],
    "source": [
     "def l2_penalty(w):\n",
-    "    return ops.sum(d2l.pow(w, 2)) / 2"
+    "    return mint.sum(d2l.pow(w, 2)) / 2"
    ]
   },
   {
@@ -134,7 +151,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 6,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -155,7 +172,7 @@
     "    # 获取梯度函数\n",
     "    grad_fn = value_and_grad(forward_fn, None, weights=[w, b])\n",
     "\n",
-    "    # 定义模型单步训练\n",
+    "    # 定义模型单步训练 \n",
     "    def train_one_step(X, Y):\n",
     "        loss, grads = grad_fn(X, Y)\n",
     "        optim(grads)\n",
@@ -195,7 +212,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "w的L2范数是： 12.237418\n"
+      ".w的L2范数是： 14.9913225\n"
      ]
     },
     {
@@ -204,64 +221,64 @@
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+       "L 84.778125 131.220313 \n",
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        "    </g>\n",
-       "    <g id=\"line2d_22\"/>\n",
-       "    <g id=\"text_12\">\n",
+       "    <g id=\"text_13\">\n",
        "     <!-- test -->\n",
-       "     <g transform=\"translate(214.403125 38.476562)scale(0.1 -0.1)\">\n",
+       "     <g transform=\"translate(92.778125 134.720313) scale(0.1 -0.1)\">\n",
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-       "      <use x=\"152.832031\" xlink:href=\"#DejaVuSans-74\"/>\n",
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        "     </g>\n",
        "    </g>\n",
        "   </g>\n",
        "  </g>\n",
        " </g>\n",
        " <defs>\n",
-       "  <clipPath id=\"pf7bd108aab\">\n",
-       "   <rect height=\"135.9\" width=\"195.3\" x=\"51.378125\" y=\"7.2\"/>\n",
+       "  <clipPath id=\"p0ff95e152e\">\n",
+       "   <rect x=\"55.778125\" y=\"7.2\" width=\"195.3\" height=\"138.6\"/>\n",
        "  </clipPath>\n",
        " </defs>\n",
        "</svg>\n"
       ],
       "text/plain": [
-       "<Figure size 252x180 with 1 Axes>"
+       "<Figure size 350x250 with 1 Axes>"
       ]
      },
-     "metadata": {
-      "needs_background": "light"
-     },
+     "metadata": {},
      "output_type": "display_data"
     }
    ],
@@ -3930,9 +3990,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -3944,7 +4004,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
@@ -3955,4 +4015,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_04_multilayer-perceptrons/5_dropout.ipynb b/chapter_04_multilayer-perceptrons/5_dropout.ipynb
index d74e444..f1b9fb9 100644
--- a/chapter_04_multilayer-perceptrons/5_dropout.ipynb
+++ b/chapter_04_multilayer-perceptrons/5_dropout.ipynb
@@ -26,6 +26,32 @@
   {
    "cell_type": "code",
    "execution_count": 2,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(256543,ffff85cca640,python):2025-12-14-22:04:44.915.198 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    }
+   ],
+   "source": [
+    "import mindspore as ms\n",
+    "from mindspore import context, Tensor"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
    "metadata": {
     "origin_pos": 2,
     "tab": [
@@ -61,7 +87,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 4,
    "metadata": {
     "origin_pos": 6,
     "tab": [
@@ -69,6 +95,13 @@
     ]
    },
    "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] DEVICE(256543,ffff85cca640,python):2025-12-14-22:05:08.709.413 [mindspore/ccsrc/plugin/ascend/res_manager/mem_manager/ascend_memory_adapter.cc:127] Initialize] Free memory size is less than half of total memory size.Device 0 Device MOC total size:31675383808 Device MOC free size:1885261824 may be other processes occupying this card, check as: ps -ef|grep python\n"
+     ]
+    },
     {
      "name": "stdout",
      "output_type": "stream",
@@ -77,19 +110,11 @@
       " [ 8  9 10 11 12 13 14 15]]\n",
       "[[ 0  1  2  3  4  5  6  7]\n",
       " [ 8  9 10 11 12 13 14 15]]\n",
-      "[[ 0.  2.  4.  6.  0. 10. 12.  0.]\n",
-      " [16. 18. 20. 22. 24. 26. 28. 30.]]\n",
+      "[[ 0.  0.  0.  0.  8. 10. 12. 14.]\n",
+      " [ 0.  0. 20.  0. 24. 26. 28. 30.]]\n",
       "[[0 0 0 0 0 0 0 0]\n",
       " [0 0 0 0 0 0 0 0]]\n"
      ]
-    },
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "[WARNING] KERNEL(3881698,7fc5adb0e740,python):2021-11-05-15:53:54.906.549 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [UniformReal] does not support int64, cast input 0 to int32.\n",
-      "[WARNING] PRE_ACT(3881698,7fc5adb0e740,python):2021-11-05-15:53:54.906.701 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [UniformReal] input 0\n"
-     ]
     }
    ],
    "source": [
@@ -113,30 +138,40 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "outputs": [],
-   "source": [
-    "num_inputs, num_outputs, num_hiddens1, num_hiddens2 = 784, 10, 256, 256"
-   ],
+   "execution_count": 5,
    "metadata": {
     "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
     "pycharm": {
      "name": "#%%\n"
     }
-   }
+   },
+   "outputs": [],
+   "source": [
+    "num_inputs, num_outputs, num_hiddens1, num_hiddens2 = 784, 10, 256, 256"
+   ]
   },
   {
    "cell_type": "markdown",
+   "metadata": {},
    "source": [
     "定义模型"
-   ],
-   "metadata": {
-    "collapsed": false
-   }
+   ]
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 6,
+   "metadata": {
+    "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
+    "pycharm": {
+     "name": "#%%\n"
+    }
+   },
    "outputs": [],
    "source": [
     "dropout1, dropout2 = 0.2, 0.5\n",
@@ -166,93 +201,26 @@
     "        return out\n",
     "\n",
     "net = Net(num_inputs, num_outputs, num_hiddens1, num_hiddens2)"
-   ],
-   "metadata": {
-    "collapsed": false,
-    "pycharm": {
-     "name": "#%%\n"
-    }
-   }
+   ]
   },
   {
    "cell_type": "markdown",
+   "metadata": {},
    "source": [
     "训练和测试"
-   ],
-   "metadata": {
-    "collapsed": false
-   }
+   ]
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "outputs": [],
-   "source": [
-    "num_epochs, lr, batch_size = 10, 0.5, 256\n",
-    "loss = nn.CrossEntropyLoss()\n",
-    "train_iter, test_iter = d2l.load_data_fashion_mnist(batch_size)\n",
-    "trainer = nn.SGD(net.trainable_params(), learning_rate=lr)\n",
-    "d2l.train_ch3(net, train_iter, test_iter, loss, num_epochs, trainer)"
-   ],
+   "execution_count": 7,
    "metadata": {
     "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
     "pycharm": {
      "name": "#%%\n"
     }
-   }
-  },
-  {
-   "cell_type": "markdown",
-   "source": [
-    "简洁实现"
-   ],
-   "metadata": {
-    "collapsed": false
-   }
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 4,
-   "metadata": {
-    "origin_pos": 22,
-    "tab": [
-     "pytorch"
-    ]
-   },
-   "outputs": [],
-   "source": [
-    "net = nn.SequentialCell([\n",
-    "        nn.Flatten(),\n",
-    "        nn.Dense(784, 256),\n",
-    "        nn.ReLU(),\n",
-    "        # 在第一个全连接层之后添加一个dropout层\n",
-    "        nn.Dropout(1 - dropout1),\n",
-    "        nn.Dense(256, 256),\n",
-    "        nn.ReLU(),\n",
-    "        # 在第二个全连接层之后添加一个dropout层\n",
-    "        nn.Dropout(1 - dropout2),\n",
-    "        nn.Dense(256, 10)])"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {
-    "slideshow": {
-     "slide_type": "slide"
-    }
-   },
-   "source": [
-    "对模型进行训练和测试"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 5,
-   "metadata": {
-    "origin_pos": 26,
-    "tab": [
-     "pytorch"
-    ]
    },
    "outputs": [
     {
@@ -261,64 +229,64 @@
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        " <metadata>\n",
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+       "  <rdf:RDF xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:cc=\"http://creativecommons.org/ns#\" xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\">\n",
        "   <cc:Work>\n",
        "    <dc:type rdf:resource=\"http://purl.org/dc/dcmitype/StillImage\"/>\n",
-       "    <dc:date>2021-11-05T15:54:21.448719</dc:date>\n",
+       "    <dc:date>2025-12-14T22:07:50.404234</dc:date>\n",
        "    <dc:format>image/svg+xml</dc:format>\n",
        "    <dc:creator>\n",
        "     <cc:Agent>\n",
-       "      <dc:title>Matplotlib v3.4.3, https://matplotlib.org/</dc:title>\n",
+       "      <dc:title>Matplotlib v3.7.3, https://matplotlib.org/</dc:title>\n",
        "     </cc:Agent>\n",
        "    </dc:creator>\n",
        "   </cc:Work>\n",
        "  </rdf:RDF>\n",
        " </metadata>\n",
        " <defs>\n",
-       "  <style type=\"text/css\">*{stroke-linecap:butt;stroke-linejoin:round;}</style>\n",
+       "  <style type=\"text/css\">*{stroke-linejoin: round; stroke-linecap: butt}</style>\n",
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        " <g id=\"figure_1\">\n",
        "  <g id=\"patch_1\">\n",
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        "z\n",
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       "text/plain": [
-       "<Figure size 252x180 with 1 Axes>"
+       "<Figure size 350x250 with 1 Axes>"
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      },
-     "metadata": {
-      "needs_background": "light"
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
+   "source": [
+    "num_epochs, lr, batch_size = 10, 0.5, 256\n",
+    "loss = nn.CrossEntropyLoss()\n",
+    "train_iter, test_iter = d2l.load_data_fashion_mnist(batch_size)\n",
+    "trainer = nn.SGD(net.trainable_params(), learning_rate=lr)\n",
+    "d2l.train_ch3(net, train_iter, test_iter, loss, num_epochs, trainer)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "简洁实现"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "metadata": {
+    "origin_pos": 22,
+    "tab": [
+     "pytorch"
+    ]
+   },
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] ME(256543:281472926524992,MainProcess):2025-12-14-22:07:59.705.000 [mindspore/nn/layer/basic.py:174] For Dropout, this parameter `keep_prob` will be deprecated, please use `p` instead.\n",
+      "[WARNING] ME(256543:281472926524992,MainProcess):2025-12-14-22:07:59.709.000 [mindspore/nn/layer/basic.py:174] For Dropout, this parameter `keep_prob` will be deprecated, please use `p` instead.\n"
+     ]
+    }
+   ],
+   "source": [
+    "net = nn.SequentialCell([\n",
+    "        nn.Flatten(),\n",
+    "        nn.Dense(784, 256),\n",
+    "        nn.ReLU(),\n",
+    "        # 在第一个全连接层之后添加一个dropout层\n",
+    "        nn.Dropout(1 - dropout1),\n",
+    "        nn.Dense(256, 256),\n",
+    "        nn.ReLU(),\n",
+    "        # 在第二个全连接层之后添加一个dropout层\n",
+    "        nn.Dropout(1 - dropout2),\n",
+    "        nn.Dense(256, 10)])"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "slideshow": {
+     "slide_type": "slide"
+    }
+   },
+   "source": [
+    "对模型进行训练和测试"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "metadata": {
+    "origin_pos": 26,
+    "tab": [
+     "pytorch"
+    ]
+   },
+   "outputs": [
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@@ -1058,9 +1885,9 @@
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diff --git a/chapter_04_multilayer-perceptrons/6_numerical-stability-and-init.ipynb b/chapter_04_multilayer-perceptrons/6_numerical-stability-and-init.ipynb
index d09dc24..f12b46a 100644
--- a/chapter_04_multilayer-perceptrons/6_numerical-stability-and-init.ipynb
+++ b/chapter_04_multilayer-perceptrons/6_numerical-stability-and-init.ipynb
@@ -37,7 +37,15 @@
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+      "[WARNING] CORE(276701,ffffb2ab9640,python):2025-12-14-22:12:39.928.448 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
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+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
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@@ -982,8 +990,8 @@
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        " </g>\n",
        " <defs>\n",
-       "  <clipPath id=\"p403e7e7f7c\">\n",
-       "   <rect height=\"135.9\" width=\"251.1\" x=\"30.103125\" y=\"7.2\"/>\n",
+       "  <clipPath id=\"pe6a16f6be0\">\n",
+       "   <rect x=\"30.103125\" y=\"7.2\" width=\"251.1\" height=\"138.6\"/>\n",
        "  </clipPath>\n",
        " </defs>\n",
        "</svg>\n"
       ],
       "text/plain": [
-       "<Figure size 324x180 with 1 Axes>"
+       "<Figure size 450x250 with 1 Axes>"
       ]
      },
-     "metadata": {
-      "needs_background": "light"
-     },
+     "metadata": {},
      "output_type": "display_data"
     }
    ],
@@ -1075,23 +1081,15 @@
      "output_type": "stream",
      "text": [
       "一个矩阵 \n",
-      " [[-1.3180416   0.21586044 -1.6110967  -0.6184063 ]\n",
-      " [ 0.36339304 -0.36989677 -0.6256188  -0.4508158 ]\n",
-      " [-0.12890556  0.03007882  1.1935389  -0.5326446 ]\n",
-      " [-0.09897626 -1.9187572   0.89836234 -1.4689225 ]]\n",
+      " [[-0.67514074 -1.4505129   0.05454845  0.82679534]\n",
+      " [ 0.2116816  -2.5333695   0.21244164 -0.2457775 ]\n",
+      " [ 2.3914447   0.1381906  -0.09979704 -0.7525479 ]\n",
+      " [-1.2397962  -1.9595107   0.14663656 -1.6705925 ]]\n",
       "乘以100个矩阵后\n",
-      " [[ 4.8074875e+24 -2.7623282e+24 -1.3187021e+24  1.2426934e+25]\n",
-      " [-1.4034659e+24  8.0641556e+23  3.8497296e+23 -3.6278361e+24]\n",
-      " [-3.0235626e+24  1.7373048e+24  8.2936814e+23 -7.8156434e+24]\n",
-      " [-9.1700892e+24  5.2690288e+24  2.5153709e+24 -2.3703872e+25]]\n"
-     ]
-    },
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "[WARNING] KERNEL(3870984,7f87f7fe4740,python):2021-11-05-00:20:32.945.838 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [StandardNormal] does not support int64, cast input 0 to int32.\n",
-      "[WARNING] PRE_ACT(3870984,7f87f7fe4740,python):2021-11-05-00:20:32.945.901 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [StandardNormal] input 0\n"
+      " [[ 1.4972391e+24 -8.5786490e+23  1.5583577e+23  7.1651355e+23]\n",
+      " [ 1.1968385e+23 -6.8574627e+22  1.2456946e+22  5.7275497e+22]\n",
+      " [-2.1055794e+24  1.2064227e+24 -2.1915303e+23 -1.0076387e+24]\n",
+      " [-3.9423520e+23  2.2588281e+23 -4.1032810e+22 -1.8866379e+23]]\n"
      ]
     }
    ],
@@ -1108,9 +1106,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -1122,7 +1120,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
@@ -1133,4 +1131,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_04_multilayer-perceptrons/7_kaggle-house-price.ipynb b/chapter_04_multilayer-perceptrons/7_kaggle-house-price.ipynb
index a8d1133..240b43e 100644
--- a/chapter_04_multilayer-perceptrons/7_kaggle-house-price.ipynb
+++ b/chapter_04_multilayer-perceptrons/7_kaggle-house-price.ipynb
@@ -32,14 +32,30 @@
      "pytorch"
     ]
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(308750,ffff990d1640,python):2025-12-14-22:19:41.055.585 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    }
+   ],
    "source": [
     "import hashlib\n",
     "import os\n",
     "import tarfile\n",
     "import zipfile\n",
     "import requests\n",
-    "\n",
+    "from mindspore import Tensor\n",
     "#@save\n",
     "DATA_HUB = dict()\n",
     "DATA_URL = 'http://d2l-data.s3-accelerate.amazonaws.com/'\n",
@@ -123,7 +139,7 @@
     "%matplotlib inline\n",
     "from d2l import mindspore as d2l\n",
     "import mindspore\n",
-    "from mindspore import nn, value_and_grad\n",
+    "from mindspore import nn, value_and_grad, mint\n",
     "import numpy as np\n",
     "import pandas as pd\n",
     "\n",
@@ -376,12 +392,7 @@
   {
    "cell_type": "code",
    "execution_count": 11,
-   "metadata": {
-    "origin_pos": 36,
-    "tab": [
-     "pytorch"
-    ]
-   },
+   "metadata": {},
    "outputs": [],
    "source": [
     "def train(net, train_features, train_labels, test_features, test_labels,\n",
@@ -404,6 +415,8 @@
     "\n",
     "    # 定义模型单步训练\n",
     "    def train_one_step(X, Y):\n",
+    "        X = X.astype(mstype.float32)\n",
+    "        Y = Y.astype(mstype.float32)\n",
     "        (loss, _), grads = grad_fn(X, Y)\n",
     "        optimizer(grads)\n",
     "        return loss\n",
@@ -411,7 +424,7 @@
     "    for epoch in range(num_epochs):\n",
     "        for X, y in train_iter.create_tuple_iterator():\n",
     "            l = train_one_step(X, y)\n",
-    "        train_ls.append(log_rmse(net, d2l.tensor(train_features), d2l.tensor(train_labels)))\n",
+    "        train_ls.append(log_rmse(net, d2l.tensor(train_features, dtype=mstype.float32), d2l.tensor(train_labels, dtype=mstype.float32)))\n",
     "        if test_labels is not None:\n",
     "            test_ls.append(log_rmse(net, d2l.tensor(test_features), d2l.tensor(test_labels)))\n",
     "    return train_ls, test_ls"
@@ -510,24 +523,67 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 14,
+   "execution_count": null,
    "metadata": {
     "origin_pos": 43,
     "tab": [
      "pytorch"
     ]
    },
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] DEVICE(308750,fffdfffff120,python):2025-12-14-22:20:16.757.600 [mindspore/ccsrc/plugin/ascend/res_manager/mem_manager/ascend_memory_adapter.cc:127] Initialize] Free memory size is less than half of total memory size.Device 0 Device MOC total size:31675383808 Device MOC free size:1906348032 may be other processes occupying this card, check as: ps -ef|grep python\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "fold 1, train log rmse 0.170440, valid log rmse 0.157004\n",
+      "fold 2, train log rmse 0.162182, valid log rmse 0.191373\n"
+     ]
+    }
+   ],
+   "source": [
+    "import mindspore as ms\n",
+    "from mindspore import dtype as mstype\n",
+    "\n",
+    "k, num_epochs, lr, weight_decay, batch_size = 5, 100, 5, 0, 64\n",
+    "train_l, valid_l = k_fold(k, train_features, train_labels, num_epochs, lr,\n",
+    "                          weight_decay, batch_size)\n",
+    "print(f'{k}-折验证: 平均训练log rmse: {float(train_l):f}, '\n",
+    "      f'平均验证log rmse: {float(valid_l):f}')"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "slideshow": {
+     "slide_type": "slide"
+    }
+   },
+   "source": [
+    "提交你的Kaggle预测"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 37,
+   "metadata": {
+    "origin_pos": 47,
+    "tab": [
+     "pytorch"
+    ]
+   },
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "fold 1, train log rmse 0.169943, valid log rmse 0.156578\n",
-      "fold 2, train log rmse 0.162143, valid log rmse 0.190523\n",
-      "fold 3, train log rmse 0.163930, valid log rmse 0.168518\n",
-      "fold 4, train log rmse 0.167930, valid log rmse 0.154428\n",
-      "fold 5, train log rmse 0.163526, valid log rmse 0.182843\n",
-      "5-折验证: 平均训练log rmse: 0.165494, 平均验证log rmse: 0.170578\n"
+      "训练log rmse：0.162302\n"
      ]
     },
     {
@@ -536,64 +592,64 @@
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-       "    <dc:date>2021-11-06T04:13:52.555049</dc:date>\n",
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        "    <dc:creator>\n",
        "     <cc:Agent>\n",
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+       "      <dc:title>Matplotlib v3.7.3, https://matplotlib.org/</dc:title>\n",
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       "text/plain": [
-       "<Figure size 252x180 with 1 Axes>"
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      },
-     "metadata": {
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-     "output_type": "display_data"
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-   "source": [
-    "k, num_epochs, lr, weight_decay, batch_size = 5, 100, 5, 0, 64\n",
-    "train_l, valid_l = k_fold(k, train_features, train_labels, num_epochs, lr,\n",
-    "                          weight_decay, batch_size)\n",
-    "print(f'{k}-折验证: 平均训练log rmse: {float(train_l):f}, '\n",
-    "      f'平均验证log rmse: {float(valid_l):f}')"
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-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {
-    "slideshow": {
-     "slide_type": "slide"
-    }
-   },
-   "source": [
-    "提交你的Kaggle预测"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 15,
-   "metadata": {
-    "origin_pos": 47,
-    "tab": [
-     "pytorch"
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-   },
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "train log rmse 0.162475\n"
-     ]
-    },
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-       "   </g>\n",
-       "  </g>\n",
-       " </g>\n",
-       " <defs>\n",
-       "  <clipPath id=\"p135db098e6\">\n",
-       "   <rect height=\"135.9\" width=\"195.3\" x=\"45.478125\" y=\"7.2\"/>\n",
-       "  </clipPath>\n",
-       " </defs>\n",
-       "</svg>\n"
-      ],
-      "text/plain": [
-       "<Figure size 252x180 with 1 Axes>"
-      ]
-     },
-     "metadata": {
-      "needs_background": "light"
-     },
+     "metadata": {},
      "output_type": "display_data"
     }
    ],
@@ -2451,9 +1376,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -2465,7 +1390,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
@@ -2476,4 +1401,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_05_deep-learning-computation/0_model-construction.ipynb b/chapter_05_deep-learning-computation/0_model-construction.ipynb
index 61f9d49..548a716 100644
--- a/chapter_05_deep-learning-computation/0_model-construction.ipynb
+++ b/chapter_05_deep-learning-computation/0_model-construction.ipynb
@@ -15,22 +15,25 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "outputs": [],
-   "source": [
-    "import sys\n",
-    "sys.path.append('..')"
-   ],
+   "execution_count": 1,
    "metadata": {
     "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
     "pycharm": {
      "name": "#%%\n"
     }
-   }
+   },
+   "outputs": [],
+   "source": [
+    "import sys\n",
+    "sys.path.append('..')"
+   ]
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 2,
    "metadata": {
     "origin_pos": 2,
     "tab": [
@@ -38,15 +41,30 @@
     ]
    },
    "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(326787,ffff9641e640,python):2025-12-14-22:36:28.672.832 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    },
     {
      "data": {
       "text/plain": [
        "Tensor(shape=[2, 10], dtype=Float32, value=\n",
-       "[[-6.79369224e-03,  7.97413464e-04,  3.23574618e-03 ...  7.16019771e-04, -1.44797785e-04,  1.57120079e-03],\n",
-       " [-6.07040105e-03,  5.09693520e-03,  4.14576288e-03 ...  1.12101820e-03, -4.35058493e-04,  4.35355678e-03]])"
+       "[[-6.29626662e-02,  1.17263123e-01,  2.36853719e-01 ... -1.18644319e-01, -6.00607768e-02, -3.54341976e-02],\n",
+       " [ 2.40386669e-02,  1.30358398e-01,  1.87603414e-01 ... -5.95855154e-03, -1.92452669e-01,  9.18698683e-03]])"
       ]
      },
-     "execution_count": 1,
+     "execution_count": 2,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -54,7 +72,7 @@
    "source": [
     "from d2l import mindspore as d2l\n",
     "import mindspore\n",
-    "from mindspore import nn, ops, Tensor\n",
+    "from mindspore import nn, mint, Tensor #ops->mint\n",
     "import numpy as np\n",
     "\n",
     "net = nn.SequentialCell([nn.Dense(20, 256), nn.ReLU(), nn.Dense(256, 10)])\n",
@@ -87,7 +105,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 3,
    "metadata": {
     "origin_pos": 12,
     "tab": [
@@ -123,7 +141,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 4,
    "metadata": {
     "origin_pos": 16,
     "tab": [
@@ -135,11 +153,11 @@
      "data": {
       "text/plain": [
        "Tensor(shape=[2, 10], dtype=Float32, value=\n",
-       "[[ 1.00408215e-06, -7.51196174e-04, -1.47786422e-03 ...  9.07916750e-04,  3.31065315e-03,  3.96206928e-03],\n",
-       " [-1.93189026e-03, -1.93725619e-03, -2.41200835e-03 ...  5.95276617e-03,  4.78746044e-03,  5.16231870e-03]])"
+       "[[-2.16613740e-01,  1.00081787e-02, -7.52887726e-02 ... -3.07381839e-01, -2.11595483e-02, -8.64412785e-02],\n",
+       " [-2.62258470e-01,  2.33387649e-02,  1.90157443e-04 ... -2.12538928e-01, -8.94006062e-03, -1.43828928e-01]])"
       ]
      },
-     "execution_count": 3,
+     "execution_count": 4,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -162,7 +180,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 5,
    "metadata": {
     "origin_pos": 26,
     "tab": [
@@ -174,11 +192,11 @@
      "data": {
       "text/plain": [
        "Tensor(shape=[2, 10], dtype=Float32, value=\n",
-       "[[ 1.56846642e-03, -4.25875094e-03,  5.70291071e-04 ... -1.61940954e-03,  2.20699748e-03, -5.04909083e-03],\n",
-       " [-6.69776287e-04, -4.14503831e-03,  6.94219721e-04 ... -3.46967345e-03,  5.57024789e-04, -5.33907907e-03]])"
+       "[[ 1.53975673e-02,  1.21631876e-01, -8.63668323e-02 ... -1.22261629e-01,  2.93108106e-01, -3.11329216e-01],\n",
+       " [-2.56069917e-02,  1.63210899e-01, -8.27370808e-02 ... -1.32705793e-01,  3.17860305e-01, -3.00570577e-01]])"
       ]
      },
-     "execution_count": 4,
+     "execution_count": 5,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -213,25 +231,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 6,
    "metadata": {
     "origin_pos": 34,
     "tab": [
      "pytorch"
     ]
    },
-   "outputs": [
-    {
-     "data": {
-      "text/plain": [
-       "Tensor(shape=[], dtype=Float32, value= 0.542837)"
-      ]
-     },
-     "execution_count": 5,
-     "metadata": {},
-     "output_type": "execute_result"
-    }
-   ],
+   "outputs": [],
    "source": [
     "class FixedHiddenMLP(nn.Cell):\n",
     "    def __init__(self):\n",
@@ -254,18 +261,32 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "outputs": [],
-   "source": [
-    "net = FixedHiddenMLP()\n",
-    "net(X)"
-   ],
+   "execution_count": 7,
    "metadata": {
     "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
     "pycharm": {
      "name": "#%%\n"
     }
-   }
+   },
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "Tensor(shape=[], dtype=Float32, value= 0.0628106)"
+      ]
+     },
+     "execution_count": 7,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "net = FixedHiddenMLP()\n",
+    "net(X)"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -280,7 +301,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 8,
    "metadata": {
     "origin_pos": 37,
     "tab": [
@@ -291,10 +312,10 @@
     {
      "data": {
       "text/plain": [
-       "Tensor(shape=[], dtype=Float32, value= -0.0956512)"
+       "Tensor(shape=[], dtype=Float32, value= -0.418528)"
       ]
      },
-     "execution_count": 6,
+     "execution_count": 8,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -318,9 +339,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -332,7 +353,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
@@ -343,4 +364,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_05_deep-learning-computation/1_parameters.ipynb b/chapter_05_deep-learning-computation/1_parameters.ipynb
index 2cc9e0e..574aa9b 100644
--- a/chapter_05_deep-learning-computation/1_parameters.ipynb
+++ b/chapter_05_deep-learning-computation/1_parameters.ipynb
@@ -15,22 +15,25 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "outputs": [],
-   "source": [
-    "import sys\n",
-    "sys.path.append('..')"
-   ],
+   "execution_count": 1,
    "metadata": {
     "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
     "pycharm": {
      "name": "#%%\n"
     }
-   }
+   },
+   "outputs": [],
+   "source": [
+    "import sys\n",
+    "sys.path.append('..') "
+   ]
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 2,
    "metadata": {
     "origin_pos": 2,
     "tab": [
@@ -38,15 +41,32 @@
     ]
    },
    "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] ME(24901:281473633001696,MainProcess):2025-12-12-23:56:00.958.000 [mindspore/run_check/_check_version.py:409] Can not find the tbe operator implementation(need by mindspore-ascend). Please check whether the Environment Variable PYTHONPATH is set. For details, refer to the installation guidelines: https://www.mindspore.cn/install\n",
+      "/home/ma-user/anaconda3/envs/MindSpore/lib/python3.11/site-packages/numpy/core/getlimits.py:549: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/home/ma-user/anaconda3/envs/MindSpore/lib/python3.11/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/home/ma-user/anaconda3/envs/MindSpore/lib/python3.11/site-packages/numpy/core/getlimits.py:549: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/home/ma-user/anaconda3/envs/MindSpore/lib/python3.11/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "[WARNING] CORE(24901,ffffafe8a0e0,python):2025-12-12-23:56:13.154.230 [mindspore/core/utils/ms_context.cc:537] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "[WARNING] DEVICE(24901,ffffafe8a0e0,python):2025-12-12-23:56:13.414.633 [mindspore/ccsrc/plugin/res_manager/ascend/mem_manager/ascend_memory_adapter.cc:123] Initialize] Free memory size is less than half of total memory size.Device 0 Device MOC total size:31675383808 Device MOC free size:1757679616 may be other processes occupying this card, check as: ps -ef|grep python\n"
+     ]
+    },
     {
      "data": {
       "text/plain": [
        "Tensor(shape=[2, 1], dtype=Float32, value=\n",
-       "[[-3.49030714e-04],\n",
-       " [-5.60830755e-04]])"
+       "[[-5.87999701e-01],\n",
+       " [-6.28293872e-01]])"
       ]
      },
-     "execution_count": 1,
+     "execution_count": 2,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -73,7 +93,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 3,
    "metadata": {
     "origin_pos": 6,
     "tab": [
@@ -106,7 +126,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 4,
    "metadata": {
     "origin_pos": 10,
     "tab": [
@@ -118,9 +138,9 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "<class 'mindspore.common.parameter.ParameterTensor'>\n",
+      "<class 'abc.Parameter'>\n",
       "Parameter (name=2.bias, shape=(1,), dtype=Float32, requires_grad=True)\n",
-      "Parameter (name=2.bias, shape=(1,), dtype=Float32, requires_grad=True)\n"
+      "[-0.26707265]\n"
      ]
     }
    ],
@@ -143,7 +163,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 5,
    "metadata": {
     "origin_pos": 17,
     "tab": [
@@ -167,7 +187,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 6,
    "metadata": {
     "origin_pos": 21,
     "tab": [
@@ -178,10 +198,10 @@
     {
      "data": {
       "text/plain": [
-       "Parameter (name=2.bias, shape=(1,), dtype=Float32, requires_grad=True)"
+       "Tensor(shape=[1], dtype=Float32, value= [-2.67072648e-01])"
       ]
      },
-     "execution_count": 5,
+     "execution_count": 6,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -203,7 +223,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 7,
    "metadata": {
     "origin_pos": 25,
     "tab": [
@@ -215,11 +235,11 @@
      "data": {
       "text/plain": [
        "Tensor(shape=[2, 1], dtype=Float32, value=\n",
-       "[[-3.91725408e-17],\n",
-       " [-2.82850341e-17]])"
+       "[[-2.32916176e-01],\n",
+       " [-2.32916176e-01]])"
       ]
      },
-     "execution_count": 6,
+     "execution_count": 7,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -253,7 +273,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 8,
    "metadata": {
     "origin_pos": 29,
     "tab": [
@@ -265,35 +285,35 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "SequentialCell<\n",
-      "  (0): SequentialCell<\n",
-      "    (0): SequentialCell<\n",
-      "      (0): Dense<input_channels=4, output_channels=8, has_bias=True>\n",
-      "      (1): ReLU<>\n",
-      "      (2): Dense<input_channels=8, output_channels=4, has_bias=True>\n",
-      "      (3): ReLU<>\n",
-      "      >\n",
-      "    (1): SequentialCell<\n",
-      "      (0): Dense<input_channels=4, output_channels=8, has_bias=True>\n",
-      "      (1): ReLU<>\n",
-      "      (2): Dense<input_channels=8, output_channels=4, has_bias=True>\n",
-      "      (3): ReLU<>\n",
-      "      >\n",
-      "    (2): SequentialCell<\n",
-      "      (0): Dense<input_channels=4, output_channels=8, has_bias=True>\n",
-      "      (1): ReLU<>\n",
-      "      (2): Dense<input_channels=8, output_channels=4, has_bias=True>\n",
-      "      (3): ReLU<>\n",
-      "      >\n",
-      "    (3): SequentialCell<\n",
-      "      (0): Dense<input_channels=4, output_channels=8, has_bias=True>\n",
-      "      (1): ReLU<>\n",
-      "      (2): Dense<input_channels=8, output_channels=4, has_bias=True>\n",
-      "      (3): ReLU<>\n",
-      "      >\n",
-      "    >\n",
-      "  (1): Dense<input_channels=4, output_channels=1, has_bias=True>\n",
-      "  >\n"
+      "SequentialCell(\n",
+      "  (0): SequentialCell(\n",
+      "    (0): SequentialCell(\n",
+      "      (0): Dense(input_channels=4, output_channels=8, has_bias=True)\n",
+      "      (1): ReLU()\n",
+      "      (2): Dense(input_channels=8, output_channels=4, has_bias=True)\n",
+      "      (3): ReLU()\n",
+      "    )\n",
+      "    (1): SequentialCell(\n",
+      "      (0): Dense(input_channels=4, output_channels=8, has_bias=True)\n",
+      "      (1): ReLU()\n",
+      "      (2): Dense(input_channels=8, output_channels=4, has_bias=True)\n",
+      "      (3): ReLU()\n",
+      "    )\n",
+      "    (2): SequentialCell(\n",
+      "      (0): Dense(input_channels=4, output_channels=8, has_bias=True)\n",
+      "      (1): ReLU()\n",
+      "      (2): Dense(input_channels=8, output_channels=4, has_bias=True)\n",
+      "      (3): ReLU()\n",
+      "    )\n",
+      "    (3): SequentialCell(\n",
+      "      (0): Dense(input_channels=4, output_channels=8, has_bias=True)\n",
+      "      (1): ReLU()\n",
+      "      (2): Dense(input_channels=8, output_channels=4, has_bias=True)\n",
+      "      (3): ReLU()\n",
+      "    )\n",
+      "  )\n",
+      "  (1): Dense(input_channels=4, output_channels=1, has_bias=True)\n",
+      ")\n"
      ]
     }
    ],
@@ -303,7 +323,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 9,
    "metadata": {
     "origin_pos": 33,
     "tab": [
@@ -314,10 +334,10 @@
     {
      "data": {
       "text/plain": [
-       "Parameter (name=0.1.0.bias, shape=(8,), dtype=Float32, requires_grad=True)"
+       "Tensor(shape=[8], dtype=Float32, value= [ 2.89527867e-02,  2.29328331e-02,  3.55436355e-01,  1.04846396e-01, -2.03583434e-01,  3.80997390e-01,  2.77427226e-01, -5.64563945e-02])"
       ]
      },
-     "execution_count": 8,
+     "execution_count": 9,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -328,14 +348,12 @@
   },
   {
    "cell_type": "markdown",
+   "metadata": {},
    "source": [
     "默认情况下，MindSpore会使用Normal初始化权重矩阵，\n",
     "偏置参数设置为0。\n",
     "MindSpore的`common.initializer`模块中提供了各种初始化方法。"
-   ],
-   "metadata": {
-    "collapsed": false
-   }
+   ]
   },
   {
    "cell_type": "markdown",
@@ -350,7 +368,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 10,
    "metadata": {
     "origin_pos": 41,
     "tab": [
@@ -361,11 +379,11 @@
     {
      "data": {
       "text/plain": [
-       "(Tensor(shape=[4], dtype=Float32, value= [-1.20215854e-02, -1.25061749e-02, -7.52139417e-03,  1.09155132e-02]),\n",
+       "(Tensor(shape=[4], dtype=Float32, value= [ 4.69799712e-03, -9.98545904e-03,  6.16287021e-03, -1.65258572e-02]),\n",
        " Tensor(shape=[], dtype=Float32, value= 0))"
       ]
      },
-     "execution_count": 9,
+     "execution_count": 10,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -380,7 +398,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 11,
    "metadata": {
     "origin_pos": 45,
     "tab": [
@@ -395,7 +413,7 @@
        " Tensor(shape=[], dtype=Float32, value= 0))"
       ]
      },
-     "execution_count": 10,
+     "execution_count": 11,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -421,7 +439,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
+   "execution_count": 12,
    "metadata": {
     "origin_pos": 49,
     "tab": [
@@ -433,7 +451,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "[0.23717844 0.39029706 0.04387231 0.58519274]\n",
+      "[-0.7070257  -0.520665    0.31937808 -0.35800388]\n",
       "[42. 42. 42. 42. 42. 42. 42. 42.]\n"
      ]
     }
@@ -461,7 +479,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 12,
+   "execution_count": 13,
    "metadata": {
     "origin_pos": 56,
     "tab": [
@@ -473,11 +491,11 @@
      "data": {
       "text/plain": [
        "Tensor(shape=[2, 4], dtype=Float32, value=\n",
-       "[[ 5.15057087e+00, -0.00000000e+00,  6.03760958e+00, -8.03363037e+00],\n",
-       " [-5.74584198e+00,  0.00000000e+00, -0.00000000e+00,  7.52724266e+00]])"
+       "[[-6.20842695e+00,  9.27657318e+00, -0.00000000e+00, -9.22449112e+00],\n",
+       " [ 0.00000000e+00,  0.00000000e+00,  5.89274883e+00,  0.00000000e+00]])"
       ]
      },
-     "execution_count": 12,
+     "execution_count": 13,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -497,7 +515,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 13,
+   "execution_count": 14,
    "metadata": {
     "origin_pos": 60,
     "tab": [
@@ -505,21 +523,13 @@
     ]
    },
    "outputs": [
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "[WARNING] KERNEL(4095486,7fc4402bd740,python):2021-11-07-23:27:27.742.999 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4095486,7fc4402bd740,python):2021-11-07-23:27:27.743.111 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n"
-     ]
-    },
     {
      "data": {
       "text/plain": [
-       "Tensor(shape=[4], dtype=Float32, value= [ 4.20000000e+01,  1.00000000e+00,  7.03760958e+00, -7.03363037e+00])"
+       "Tensor(shape=[4], dtype=Float32, value= [ 4.20000000e+01,  1.02765732e+01,  1.00000000e+00, -8.22449112e+00])"
       ]
      },
-     "execution_count": 13,
+     "execution_count": 14,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -543,7 +553,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 14,
+   "execution_count": 15,
    "metadata": {
     "origin_pos": 65,
     "tab": [
@@ -558,14 +568,6 @@
       "[ True  True  True  True  True  True  True  True]\n",
       "[ True  True  True  True  True  True  True  True]\n"
      ]
-    },
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "[WARNING] KERNEL(4095486,7fc4402bd740,python):2021-11-07-23:27:27.830.726 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4095486,7fc4402bd740,python):2021-11-07-23:27:27.830.784 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n"
-     ]
     }
    ],
    "source": [
@@ -590,9 +592,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "MindSpore",
    "language": "python",
-   "name": "python3"
+   "name": "mindspore"
   },
   "language_info": {
    "codemirror_mode": {
@@ -604,7 +606,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.11.10"
   },
   "rise": {
    "autolaunch": true,
@@ -615,4 +617,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_05_deep-learning-computation/2_custom-layer.ipynb b/chapter_05_deep-learning-computation/2_custom-layer.ipynb
index fe0564d..deefbc3 100644
--- a/chapter_05_deep-learning-computation/2_custom-layer.ipynb
+++ b/chapter_05_deep-learning-computation/2_custom-layer.ipynb
@@ -16,21 +16,24 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "outputs": [],
-   "source": [
-    "import sys\n",
-    "sys.path.append('..')"
-   ],
    "metadata": {
     "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
     "pycharm": {
      "name": "#%%\n"
     }
-   }
+   },
+   "outputs": [],
+   "source": [
+    "import sys\n",
+    "sys.path.append('..')"
+   ]
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 3,
    "metadata": {
     "origin_pos": 6,
     "tab": [
@@ -44,7 +47,7 @@
        "Tensor(shape=[5], dtype=Float32, value= [-2.00000000e+00, -1.00000000e+00,  0.00000000e+00,  1.00000000e+00,  2.00000000e+00])"
       ]
      },
-     "execution_count": 1,
+     "execution_count": 3,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -52,7 +55,7 @@
    "source": [
     "import mindspore\n",
     "from d2l import mindspore as d2l\n",
-    "from mindspore import nn, Parameter\n",
+    "from mindspore import nn, Parameter, mint\n",
     "\n",
     "class CenteredLayer(nn.Cell):\n",
     "    def __init__(self):\n",
@@ -78,43 +81,46 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 4,
    "metadata": {
     "origin_pos": 14,
     "tab": [
      "pytorch"
     ]
    },
+   "outputs": [],
+   "source": [
+    "net = nn.SequentialCell([nn.Dense(8, 128), CenteredLayer()])"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {
+    "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
+    "pycharm": {
+     "name": "#%%\n"
+    }
+   },
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "Tensor(shape=[], dtype=Float32, value= -1.16415e-10)"
+       "Tensor(shape=[], dtype=Float32, value= 0)"
       ]
      },
-     "execution_count": 2,
+     "execution_count": 5,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "net = nn.SequentialCell([nn.Dense(8, 128), CenteredLayer()])"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "outputs": [],
-   "source": [
-    "Y = net(d2l.rand((4, 8)))\n",
+    "Y = net(mint.rand((4, 8)))\n",
     "Y.mean()"
-   ],
-   "metadata": {
-    "collapsed": false,
-    "pycharm": {
-     "name": "#%%\n"
-    }
-   }
+   ]
   },
   {
    "cell_type": "markdown",
@@ -129,7 +135,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 6,
    "metadata": {
     "origin_pos": 23,
     "tab": [
@@ -140,10 +146,15 @@
     {
      "data": {
       "text/plain": [
-       "Parameter (name=weight, shape=(5, 3), dtype=Float32, requires_grad=True)"
+       "Tensor(shape=[5, 3], dtype=Float32, value=\n",
+       "[[ 9.87406909e-01,  3.38706285e-01,  8.91309798e-01],\n",
+       " [-1.74913681e+00, -7.83475712e-02,  3.60374153e-01],\n",
+       " [-1.48680425e+00, -5.45735776e-01, -4.59607750e-01],\n",
+       " [-2.99584538e-01,  2.43035603e+00,  1.62173522e+00],\n",
+       " [ 1.41255975e+00,  1.80880415e+00,  3.75766456e-01]])"
       ]
      },
-     "execution_count": 3,
+     "execution_count": 6,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -156,7 +167,7 @@
     "        self.bias = Parameter(d2l.randn((units,)))\n",
     "\n",
     "    def construct(self, X):\n",
-    "        linear = d2l.matmul(X, self.weight) + self.bias\n",
+    "        linear = mint.matmul(X, self.weight) + self.bias\n",
     "        return d2l.relu(linear)\n",
     "\n",
     "linear = MyLinear(5, 3)\n",
@@ -176,7 +187,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 7,
    "metadata": {
     "origin_pos": 27,
     "tab": [
@@ -188,17 +199,17 @@
      "data": {
       "text/plain": [
        "Tensor(shape=[2, 3], dtype=Float32, value=\n",
-       "[[ 1.32546091e+00,  3.91564280e-01,  0.00000000e+00],\n",
-       " [ 0.00000000e+00,  8.59286726e-01,  2.44996011e-01]])"
+       "[[ 1.23279285e+00,  2.53645992e+00,  2.28297472e+00],\n",
+       " [ 9.87509489e-01,  3.67443419e+00,  2.92784977e+00]])"
       ]
      },
-     "execution_count": 4,
+     "execution_count": 7,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "linear(d2l.rand((2, 5)))"
+    "linear(mint.rand((2, 5)))"
    ]
   },
   {
@@ -214,7 +225,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 8,
    "metadata": {
     "origin_pos": 31,
     "tab": [
@@ -226,27 +237,27 @@
      "data": {
       "text/plain": [
        "Tensor(shape=[2, 1], dtype=Float32, value=\n",
-       "[[ 1.74028168e+01],\n",
-       " [ 7.22708797e+00]])"
+       "[[ 0.00000000e+00],\n",
+       " [ 0.00000000e+00]])"
       ]
      },
-     "execution_count": 5,
+     "execution_count": 8,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
     "net = nn.SequentialCell([MyLinear(64, 8), MyLinear(8, 1)])\n",
-    "net(d2l.rand((2, 64)))"
+    "net(mint.rand((2, 64)))"
    ]
   }
  ],
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -258,7 +269,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
@@ -269,4 +280,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_05_deep-learning-computation/3_read-write.ipynb b/chapter_05_deep-learning-computation/3_read-write.ipynb
index edd5d70..a8c2fc7 100644
--- a/chapter_05_deep-learning-computation/3_read-write.ipynb
+++ b/chapter_05_deep-learning-computation/3_read-write.ipynb
@@ -15,34 +15,64 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "outputs": [],
-   "source": [
-    "import sys\n",
-    "sys.path.append('..')"
-   ],
+   "execution_count": 1,
    "metadata": {
     "collapsed": false,
+    "jupyter": {
+     "outputs_hidden": false
+    },
     "pycharm": {
      "name": "#%%\n"
     }
-   }
+   },
+   "outputs": [],
+   "source": [
+    "import sys\n",
+    "sys.path.append('..')"
+   ]
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import os \n",
+    "os.getcwd()\n",
+    "os.chdir('/home/ma-user/work/d2l-mindspore') #找不到目标文档d2l。加入路径。\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
    "metadata": {
     "origin_pos": 6,
     "tab": [
      "pytorch"
     ]
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(335940,ffff8e04c640,python):2025-12-14-22:57:52.913.082 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    }
+   ],
    "source": [
     "from d2l import mindspore as d2l\n",
+    "from mindspore import nn, mint\n",
     "import mindspore\n",
-    "from mindspore import nn\n",
-    "\n",
     "# mindspore暂不支持对单个Tensor的存储和读取"
    ]
   },
@@ -59,7 +89,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 4,
    "metadata": {
     "origin_pos": 18,
     "tab": [
@@ -77,8 +107,9 @@
     "    def construct(self, x):\n",
     "        return self.output(d2l.relu(self.hidden(x)))\n",
     "\n",
+    "\n",
     "net = MLP()\n",
-    "X = d2l.rand((2, 20))\n",
+    "X = mint.rand((2, 20))\n",
     "Y = net(X)"
    ]
   },
@@ -95,7 +126,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 5,
    "metadata": {
     "origin_pos": 22,
     "tab": [
@@ -121,7 +152,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 6,
    "metadata": {
     "origin_pos": 26,
     "tab": [
@@ -132,13 +163,13 @@
     {
      "data": {
       "text/plain": [
-       "MLP<\n",
-       "  (hidden): Dense<input_channels=20, output_channels=256, has_bias=True>\n",
-       "  (output): Dense<input_channels=256, output_channels=10, has_bias=True>\n",
-       "  >"
+       "MLP(\n",
+       "  (hidden): Dense(input_channels=20, output_channels=256, has_bias=True)\n",
+       "  (output): Dense(input_channels=256, output_channels=10, has_bias=True)\n",
+       ")"
       ]
      },
-     "execution_count": 4,
+     "execution_count": 6,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -151,7 +182,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 7,
    "metadata": {
     "origin_pos": 30,
     "tab": [
@@ -167,7 +198,7 @@
        " [ True,  True,  True ...  True,  True,  True]])"
       ]
      },
-     "execution_count": 5,
+     "execution_count": 7,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -181,9 +212,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -195,7 +226,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
@@ -206,4 +237,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_05_deep-learning-computation/4_use-gpu.ipynb b/chapter_05_deep-learning-computation/4_use-gpu.ipynb
index ba7a928..49b2b1c 100644
--- a/chapter_05_deep-learning-computation/4_use-gpu.ipynb
+++ b/chapter_05_deep-learning-computation/4_use-gpu.ipynb
@@ -27,26 +27,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "Sun Nov  7 23:29:29 2021       \n",
-      "+-----------------------------------------------------------------------------+\n",
-      "| NVIDIA-SMI 460.91.03    Driver Version: 460.91.03    CUDA Version: 11.2     |\n",
-      "|-------------------------------+----------------------+----------------------+\n",
-      "| GPU  Name        Persistence-M| Bus-Id        Disp.A | Volatile Uncorr. ECC |\n",
-      "| Fan  Temp  Perf  Pwr:Usage/Cap|         Memory-Usage | GPU-Util  Compute M. |\n",
-      "|                               |                      |               MIG M. |\n",
-      "|===============================+======================+======================|\n",
-      "|   0  GeForce RTX 3090    Off  | 00000000:65:00.0 Off |                  N/A |\n",
-      "| 49%   58C    P0    41W / 350W |      0MiB / 24265MiB |      0%      Default |\n",
-      "|                               |                      |                  N/A |\n",
-      "+-------------------------------+----------------------+----------------------+\n",
-      "                                                                               \n",
-      "+-----------------------------------------------------------------------------+\n",
-      "| Processes:                                                                  |\n",
-      "|  GPU   GI   CI        PID   Type   Process name                  GPU Memory |\n",
-      "|        ID   ID                                                   Usage      |\n",
-      "|=============================================================================|\n",
-      "|  No running processes found                                                 |\n",
-      "+-----------------------------------------------------------------------------+\n"
+      "/bin/bash: nvidia-smi: command not found\n"
      ]
     }
    ],
@@ -56,6 +37,7 @@
   },
   {
    "cell_type": "markdown",
+   "metadata": {},
    "source": [
     ":begin_tab:`mindspore`\n",
     "在MindSpore中，每个张量都有一个设备（device），\n",
@@ -73,10 +55,7 @@
     "然后根据你的CUDA版本安装相应的PaddlePaddle的GPU版本。\n",
     "例如，假设你安装了CUDA11.1，你可以通过`conda install mindspore-gpu=1.9.0 cudatoolkit=11.1 -c mindspore -c conda-forge`安装支持CUDA11.1的MindSpore版本。\n",
     ":end_tab:"
-   ],
-   "metadata": {
-    "collapsed": false
-   }
+   ]
   },
   {
    "cell_type": "markdown",
@@ -105,12 +84,12 @@
    "cell_type": "markdown",
    "metadata": {
     "origin_pos": 8,
-    "tab": [
-     "pytorch"
-    ],
     "pycharm": {
      "name": "#%% md\n"
-    }
+    },
+    "tab": [
+     "pytorch"
+    ]
    },
    "source": [
     "MindSpore当前对于context仅在第一次设置时生效，因此本小节中对于多个GPU环境的设置以及变量计算无法实现，请等待后续版本更新支持。"
@@ -120,9 +99,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "MindSpore",
    "language": "python",
-   "name": "python3"
+   "name": "mindspore"
   },
   "language_info": {
    "codemirror_mode": {
@@ -134,7 +113,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.11.10"
   },
   "rise": {
    "autolaunch": true,
@@ -145,4 +124,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/chapter_06_convolutional-neural-networks/0_conv-layer.ipynb b/chapter_06_convolutional-neural-networks/0_conv-layer.ipynb
index 1b11e42..d2a3a86 100644
--- a/chapter_06_convolutional-neural-networks/0_conv-layer.ipynb
+++ b/chapter_06_convolutional-neural-networks/0_conv-layer.ipynb
@@ -26,25 +26,52 @@
   {
    "cell_type": "code",
    "execution_count": 2,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import os \n",
+    "os.getcwd()\n",
+    "os.chdir('/home/ma-user/work/d2l-mindspore') "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
    "metadata": {
     "origin_pos": 3,
     "tab": [
      "pytorch"
     ]
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(342554,ffff8014e640,python):2025-12-14-23:22:50.492.829 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    }
+   ],
    "source": [
     "from d2l import mindspore as d2l\n",
-    "from mindspore import nn, ops, value_and_grad\n",
+    "from mindspore import nn, mint, value_and_grad,ops\n",
     "\n",
     "def corr2d(X, K):  \n",
     "    \"\"\"计算二维互相关运算。\"\"\"\n",
     "    h, w = K.shape\n",
-    "    Y = ops.zeros((X.shape[0] - h + 1, X.shape[1] - w + 1))\n",
+    "    Y = mint.zeros((X.shape[0] - h + 1, X.shape[1] - w + 1))\n",
     "    for i in range(Y.shape[0]):\n",
     "        for j in range(Y.shape[1]):\n",
     "            Y[i, j] = (X[i:i + h, j:j + w] * K).sum()\n",
-    "    return Y"
+    "    return Y\n"
    ]
   },
   {
@@ -55,12 +82,12 @@
     }
    },
    "source": [
-    "验证上述二维互相关运算的输出"
+    "实现二维卷积层"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 4,
    "metadata": {
     "origin_pos": 6,
     "tab": [
@@ -72,45 +99,28 @@
      "name": "stderr",
      "output_type": "stream",
      "text": [
-      "[WARNING] KERNEL(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.061.088 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.061.167 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n",
-      "[WARNING] KERNEL(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.066.353 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.066.405 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n"
+      "[WARNING] DEVICE(342554,fffe4c97f120,python):2025-12-14-23:22:56.094.421 [mindspore/ccsrc/plugin/ascend/res_manager/mem_manager/ascend_memory_adapter.cc:127] Initialize] Free memory size is less than half of total memory size.Device 0 Device MOC total size:31675383808 Device MOC free size:1904058368 may be other processes occupying this card, check as: ps -ef|grep python\n"
      ]
-    },
-    {
-     "data": {
-      "text/plain": [
-       "Tensor(shape=[2, 2], dtype=Float32, value=\n",
-       "[[ 1.90000000e+01,  2.50000000e+01],\n",
-       " [ 3.70000000e+01,  4.30000000e+01]])"
-      ]
-     },
-     "execution_count": 3,
-     "metadata": {},
-     "output_type": "execute_result"
     }
    ],
    "source": [
     "X = d2l.tensor([[0.0, 1.0, 2.0], [3.0, 4.0, 5.0], [6.0, 7.0, 8.0]])\n",
     "K = d2l.tensor([[0.0, 1.0], [2.0, 3.0]])\n",
-    "corr2d(X, K)"
+    "Y = corr2d(X, K)"
    ]
   },
   {
-   "cell_type": "markdown",
-   "metadata": {
-    "slideshow": {
-     "slide_type": "slide"
-    }
-   },
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {},
+   "outputs": [],
    "source": [
-    "实现二维卷积层"
+    "#验证上述二维互相关运算的输出"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 6,
    "metadata": {
     "origin_pos": 9,
     "tab": [
@@ -123,7 +133,7 @@
     "    def __init__(self, kernel_size):\n",
     "        super().__init__()\n",
     "        self.weight = Parameter(d2l.normal((kernel_size), 0, 1))\n",
-    "        self.bias = Parameter(ops.zeros(1))\n",
+    "        self.bias = Parameter(mint.zeros(1))\n",
     "\n",
     "    def construct(self, x):\n",
     "        return corr2d(x, self.weight) + self.bias"
@@ -143,7 +153,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 7,
    "metadata": {
     "origin_pos": 12,
     "tab": [
@@ -151,14 +161,6 @@
     ]
    },
    "outputs": [
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "[WARNING] KERNEL(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.103.859 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.103.952 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n"
-     ]
-    },
     {
      "data": {
       "text/plain": [
@@ -171,7 +173,7 @@
        " [ 1.00000000e+00,  1.00000000e+00,  0.00000000e+00 ...  0.00000000e+00,  1.00000000e+00,  1.00000000e+00]])"
       ]
      },
-     "execution_count": 5,
+     "execution_count": 7,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -184,7 +186,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 8,
    "metadata": {
     "origin_pos": 15,
     "tab": [
@@ -209,7 +211,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 9,
    "metadata": {
     "origin_pos": 17,
     "tab": [
@@ -217,16 +219,6 @@
     ]
    },
    "outputs": [
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "[WARNING] KERNEL(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.125.417 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.125.505 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n",
-      "[WARNING] KERNEL(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.131.386 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.131.469 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n"
-     ]
-    },
     {
      "data": {
       "text/plain": [
@@ -239,7 +231,7 @@
        " [ 0.00000000e+00,  1.00000000e+00,  0.00000000e+00 ...  0.00000000e+00, -1.00000000e+00,  0.00000000e+00]])"
       ]
      },
-     "execution_count": 7,
+     "execution_count": 9,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -262,7 +254,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 10,
    "metadata": {
     "origin_pos": 19,
     "tab": [
@@ -270,16 +262,6 @@
     ]
    },
    "outputs": [
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "[WARNING] KERNEL(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.278.327 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.278.385 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n",
-      "[WARNING] KERNEL(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.288.696 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4098363,7f10a7d9c740,python):2021-11-08-00:04:34.288.793 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n"
-     ]
-    },
     {
      "data": {
       "text/plain": [
@@ -293,7 +275,7 @@
        " [ 0.00000000e+00,  0.00000000e+00,  0.00000000e+00,  0.00000000e+00,  0.00000000e+00]])"
       ]
      },
-     "execution_count": 8,
+     "execution_count": 10,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -315,7 +297,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 11,
    "metadata": {
     "origin_pos": 22,
     "tab": [
@@ -327,11 +309,11 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "batch 2, loss 0.272\n",
-      "batch 4, loss 0.263\n",
-      "batch 6, loss 0.254\n",
-      "batch 8, loss 0.245\n",
-      "batch 10, loss 0.237\n"
+      ".batch 2, loss 0.545\n",
+      "batch 4, loss 0.503\n",
+      "batch 6, loss 0.466\n",
+      "batch 8, loss 0.433\n",
+      "batch 10, loss 0.404\n"
      ]
     }
    ],
@@ -379,7 +361,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 12,
    "metadata": {
     "origin_pos": 26,
     "tab": [
@@ -391,10 +373,10 @@
      "data": {
       "text/plain": [
        "Tensor(shape=[1, 2], dtype=Float32, value=\n",
-       "[[ 1.00198783e-01, -9.42235067e-02]])"
+       "[[-2.78991014e-01, -2.10835055e-01]])"
       ]
      },
-     "execution_count": 10,
+     "execution_count": 12,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -407,9 +389,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -421,7 +403,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
diff --git a/chapter_06_convolutional-neural-networks/1_padding-and-strides.ipynb b/chapter_06_convolutional-neural-networks/1_padding-and-strides.ipynb
index af7486a..e6a7e9e 100644
--- a/chapter_06_convolutional-neural-networks/1_padding-and-strides.ipynb
+++ b/chapter_06_convolutional-neural-networks/1_padding-and-strides.ipynb
@@ -23,6 +23,21 @@
     ]
    },
    "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(345059,ffff87713640,python):2025-12-14-23:29:31.782.531 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    },
     {
      "data": {
       "text/plain": [
@@ -35,7 +50,7 @@
     }
    ],
    "source": [
-    "from mindspore import nn, ops\n",
+    "from mindspore import nn, mint\n",
     "\n",
     "def comp_conv2d(conv2d, X):\n",
     "    X = X.reshape((1, 1) + X.shape)\n",
@@ -43,7 +58,7 @@
     "    return Y.reshape(Y.shape[2:])\n",
     "\n",
     "conv2d = nn.Conv2d(1, 1, kernel_size=3, padding=1, pad_mode='pad')\n",
-    "X = ops.randn(8, 8)\n",
+    "X = mint.randn(8, 8)\n",
     "comp_conv2d(conv2d, X).shape"
    ]
   },
@@ -162,9 +177,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -176,7 +191,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
diff --git a/chapter_06_convolutional-neural-networks/2_channels.ipynb b/chapter_06_convolutional-neural-networks/2_channels.ipynb
index e9cfb0a..8df55e1 100644
--- a/chapter_06_convolutional-neural-networks/2_channels.ipynb
+++ b/chapter_06_convolutional-neural-networks/2_channels.ipynb
@@ -32,7 +32,23 @@
      "pytorch"
     ]
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(346116,ffffbb048640,python):2025-12-14-23:31:22.937.692 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    }
+   ],
    "source": [
     "from d2l import mindspore as d2l\n",
     "\n",
@@ -65,10 +81,7 @@
      "name": "stderr",
      "output_type": "stream",
      "text": [
-      "[WARNING] KERNEL(4100470,7f5f2f443740,python):2021-11-08-12:57:24.272.112 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4100470,7f5f2f443740,python):2021-11-08-12:57:24.272.239 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n",
-      "[WARNING] KERNEL(4100470,7f5f2f443740,python):2021-11-08-12:57:24.278.648 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4100470,7f5f2f443740,python):2021-11-08-12:57:24.278.726 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n"
+      "[WARNING] DEVICE(346116,ffffbb048640,python):2025-12-14-23:31:29.110.347 [mindspore/ccsrc/plugin/ascend/res_manager/mem_manager/ascend_memory_adapter.cc:127] Initialize] Free memory size is less than half of total memory size.Device 0 Device MOC total size:31675383808 Device MOC free size:1905336320 may be other processes occupying this card, check as: ps -ef|grep python\n"
      ]
     },
     {
@@ -185,18 +198,7 @@
      "pytorch"
     ]
    },
-   "outputs": [
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "[WARNING] KERNEL(4100470,7f5f2f443740,python):2021-11-08-12:57:24.494.096 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4100470,7f5f2f443740,python):2021-11-08-12:57:24.494.178 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n",
-      "[WARNING] KERNEL(4100470,7f5f2f443740,python):2021-11-08-12:57:24.499.155 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4100470,7f5f2f443740,python):2021-11-08-12:57:24.499.231 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "def corr2d_multi_in_out_1x1(X, K):\n",
     "    c_i, h, w = X.shape\n",
@@ -219,9 +221,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -233,7 +235,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
diff --git a/chapter_06_convolutional-neural-networks/3_pooling.ipynb b/chapter_06_convolutional-neural-networks/3_pooling.ipynb
index 754bb4f..25d325e 100644
--- a/chapter_06_convolutional-neural-networks/3_pooling.ipynb
+++ b/chapter_06_convolutional-neural-networks/3_pooling.ipynb
@@ -15,7 +15,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 26,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -25,7 +25,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 27,
    "metadata": {
     "origin_pos": 3,
     "tab": [
@@ -62,7 +62,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 28,
    "metadata": {
     "origin_pos": 6,
     "tab": [
@@ -74,10 +74,7 @@
      "name": "stderr",
      "output_type": "stream",
      "text": [
-      "[WARNING] KERNEL(4101928,7f78fa72d740,python):2021-11-08-14:12:16.741.122 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4101928,7f78fa72d740,python):2021-11-08-14:12:16.741.188 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n",
-      "[WARNING] KERNEL(4101928,7f78fa72d740,python):2021-11-08-14:12:16.745.871 [mindspore/ccsrc/backend/kernel_compiler/gpu/gpu_kernel_factory.cc:96] ReducePrecision] Kernel [TensorScatterUpdate] does not support int64, cast input 1 to int32.\n",
-      "[WARNING] PRE_ACT(4101928,7f78fa72d740,python):2021-11-08-14:12:16.745.923 [mindspore/ccsrc/backend/optimizer/gpu/reduce_precision_fusion.cc:83] Run] Reduce precision for [TensorScatterUpdate] input 1\n"
+      "[WARNING] ME(20028:281473054376160,MainProcess):2025-12-09-01:25:44.658.000 [mindspore/context.py:1418] For 'context.set_context', the parameter 'device_target' will be deprecated and removed in a future version. Please use the api mindspore.set_device() instead.\n"
      ]
     },
     {
@@ -88,12 +85,14 @@
        " [ 7.00000000e+00,  8.00000000e+00]])"
       ]
      },
-     "execution_count": 3,
+     "execution_count": 28,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
+    "import mindspore as ms\n",
+    "ms.set_context(mode=ms.PYNATIVE_MODE, device_target=\"CPU\") #!改成CPU形式代码可运行！\n",
     "X = d2l.tensor([[0.0, 1.0, 2.0], [3.0, 4.0, 5.0], [6.0, 7.0, 8.0]])\n",
     "pool2d(X, (2, 2))"
    ]
@@ -111,7 +110,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 29,
    "metadata": {
     "origin_pos": 8,
     "tab": [
@@ -127,7 +126,7 @@
        " [ 5.00000000e+00,  6.00000000e+00]])"
       ]
      },
-     "execution_count": 4,
+     "execution_count": 29,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -149,7 +148,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 30,
    "metadata": {
     "origin_pos": 11,
     "tab": [
@@ -167,7 +166,7 @@
        "   [ 1.20000000e+01,  1.30000000e+01,  1.40000000e+01,  1.50000000e+01]]]])"
       ]
      },
-     "execution_count": 5,
+     "execution_count": 30,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -190,7 +189,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 31,
    "metadata": {
     "origin_pos": 15,
     "tab": [
@@ -205,7 +204,7 @@
        "[[[[ 1.00000000e+01]]]])"
       ]
      },
-     "execution_count": 6,
+     "execution_count": 31,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -228,7 +227,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 32,
    "metadata": {
     "origin_pos": 19,
     "tab": [
@@ -244,7 +243,7 @@
        "   [ 1.30000000e+01,  1.50000000e+01]]]])"
       ]
      },
-     "execution_count": 7,
+     "execution_count": 32,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -267,7 +266,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 33,
    "metadata": {
     "origin_pos": 25,
     "tab": [
@@ -283,7 +282,7 @@
        "   [ 1.30000000e+01,  1.50000000e+01]]]])"
       ]
      },
-     "execution_count": 8,
+     "execution_count": 33,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -306,7 +305,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 34,
    "metadata": {
     "origin_pos": 29,
     "tab": [
@@ -328,7 +327,7 @@
        "   [ 1.30000000e+01,  1.40000000e+01,  1.50000000e+01,  1.60000000e+01]]]])"
       ]
      },
-     "execution_count": 9,
+     "execution_count": 34,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -340,7 +339,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 35,
    "metadata": {
     "origin_pos": 33,
     "tab": [
@@ -358,7 +357,7 @@
        "   [ 1.40000000e+01,  1.60000000e+01]]]])"
       ]
      },
-     "execution_count": 10,
+     "execution_count": 35,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -372,9 +371,9 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3.10",
    "language": "python",
-   "name": "python3"
+   "name": "py310"
   },
   "language_info": {
    "codemirror_mode": {
@@ -386,7 +385,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.10.14"
   },
   "rise": {
    "autolaunch": true,
diff --git a/chapter_06_convolutional-neural-networks/4_lenet.ipynb b/chapter_06_convolutional-neural-networks/4_lenet.ipynb
index 146eaf0..4315f00 100644
--- a/chapter_06_convolutional-neural-networks/4_lenet.ipynb
+++ b/chapter_06_convolutional-neural-networks/4_lenet.ipynb
@@ -33,12 +33,28 @@
      "pytorch"
     ]
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "[WARNING] CORE(350979,ffff9c881640,python):2025-12-14-23:36:45.862.137 [mindspore/core/utils/ms_context.cc:533] GetJitLevel] Set jit level to O2 for rank table startup method.\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float64'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:500: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  setattr(self, word, getattr(machar, word).flat[0])\n",
+      "/usr/local/python3.10.14/lib/python3.10/site-packages/numpy/core/getlimits.py:89: UserWarning: The value of the smallest subnormal for <class 'numpy.float32'> type is zero.\n",
+      "  return self._float_to_str(self.smallest_subnormal)\n"
+     ]
+    }
+   ],
    "source": [
     "from d2l import mindspore as d2l\n",
-    "from mindspore import nn, ops, value_and_grad\n",
+    "from mindspore import nn, value_and_grad, ops\n",
     "from mindspore.common.initializer import initializer, XavierUniform, Uniform, _calculate_fan_in_and_fan_out\n",
-    "\n",
+    "import mindspore.mint as mint\n",
     "net = nn.SequentialCell([\n",
     "    nn.Conv2d(1, 6, kernel_size=5, padding=2, pad_mode='pad', has_bias=True), nn.Sigmoid(),\n",
     "    nn.AvgPool2d(kernel_size=2, stride=2),\n",
@@ -75,26 +91,54 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "Conv2d output shape: \t (1, 6, 28, 28)\n",
-      "Sigmoid output shape: \t (1, 6, 28, 28)\n",
-      "AvgPool2d output shape: \t (1, 6, 14, 14)\n",
-      "Conv2d output shape: \t (1, 16, 10, 10)\n",
-      "Sigmoid output shape: \t (1, 16, 10, 10)\n",
-      "AvgPool2d output shape: \t (1, 16, 5, 5)\n",
-      "Flatten output shape: \t (1, 400)\n",
-      "Dense output shape: \t (1, 120)\n",
-      "Sigmoid output shape: \t (1, 120)\n",
-      "Dense output shape: \t (1, 84)\n",
-      "Sigmoid output shape: \t (1, 84)\n",
-      "Dense output shape: \t (1, 10)\n"
+      "Conv2d output shape:\t (1, 6, 28, 28)\n",
+      "Sigmoid output shape:\t (1, 6, 28, 28)\n",
+      "AvgPool2d output shape:\t (1, 6, 14, 14)\n"
+     ]
+    },
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "/usr/local/Ascend/ascend-toolkit/8.2.RC1/opp/built-in/op_impl/ai_core/tbe/impl/util/util_conv2d_dynamic.py:133: UserWarning: conv2d fmap ori_range changed from [[1, 1], [6, 6], [16, 63], [16, 63]] to [[1, 1], [6, 6], [16, 63], (16, 63)].\n",
+      "  warnings.warn(to_print)\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Conv2d output shape:\t (1, 16, 10, 10)\n",
+      "Sigmoid output shape:\t (1, 16, 10, 10)\n",
+      "AvgPool2d output shape:\t (1, 16, 5, 5)\n",
+      "Flatten output shape:\t (1, 400)\n"
+     ]
+    },
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "/usr/local/Ascend/ascend-toolkit/8.2.RC1/opp/built-in/op_impl/ai_core/tbe/impl/util/util_conv2d_dynamic.py:133: UserWarning: conv2d fmap ori_range changed from [[1, 1], [16, 16], [4, 15], [4, 15]] to [[1, 1], [16, 16], [4, 15], (4, 15)].\n",
+      "  warnings.warn(to_print)\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Dense output shape:\t (1, 120)\n",
+      "Sigmoid output shape:\t (1, 120)\n",
+      "Dense output shape:\t (1, 84)\n",
+      "Sigmoid output shape:\t (1, 84)\n",
+      "Dense output shape:\t (1, 10)\n"
      ]
     }
    ],
    "source": [
-    "X = ops.randn(1, 1, 28, 28)\n",
+    "X = mint.randn(1, 1, 28, 28)\n",
     "for layer in net:\n",
     "    X = layer(X)\n",
-    "    print(layer.__class__.__name__,'output shape:\\t',X.shape)"
+    "    print(layer.__class__.__name__,'output shape:\\t',X.shape)\n"
    ]
   },
   {
@@ -166,6 +210,7 @@
    },
    "outputs": [],
    "source": [
+    "import math\n",
     "def train_ch6(net, train_dataset, test_dataset, num_epochs, lr):\n",
     "    \"\"\"用GPU训练模型(在第六章定义)。\"\"\"\n",
     "    for _, cell in net.cells_and_names():\n",
@@ -240,20 +285,946 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "loss 0.470, train acc 0.837, test acc 0.819\n",
-      "52451.5 examples/sec\n"
+      "loss 0.466, train acc 0.825, test acc 0.824\n",
+      "5846.6 examples/sec\n"
      ]
     },
     {
      "data": {
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       "text/plain": [
-       "<Figure size 252x180 with 1 Axes>"
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