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Archerkattri/README.md

Krishi Attri: robotics, perception, verifiable AI tools

Portfolio LinkedIn Email SNU to UCF

what I work on

Robotics and AI. I build research systems that ship as real, installable libraries: visuo-tactile perception, 3D Gaussian splatting, and tooling that makes AI verifiable instead of plausible.

followers (live) public repos (live) PyPI


▌ Live dashboard

Pulled live from the GitHub API on every visit: stars, commits, PRs, contributions, streak, languages, plus each package's version and downloads below. Nothing here is hand-edited.

GitHub stats (live: total stars, commits, PRs, contributions) Top languages (live)

Contribution streak (live)

Contribution activity (live)

▌ Shipped

Research that ends as something you can pip install, cite by DOI, and reproduce. Every badge below is live: version, downloads/month, and stars update straight from PyPI and the GitHub API.

project what it does
🧩 splatreg
PyPI PyPI downloads GitHub stars engrXiv paper Zenodo archive
Register Gaussian splats: align and merge two 3DGS scans into one SE(3)/Sim(3) frame, recover scale, dedupe the overlap. CLI plus a pure-PyTorch API. Docs.
📐 mathlas
PyPI PyPI downloads GitHub stars Glama score Zenodo archive
Airtight math an AI uses over MCP: theorem search, PSLQ constant ID, OEIS, real Lean kernel checks, applicability checklists. No LLM inside, no API key. claude mcp add mathlas -- uvx mathlas-mcp
HiCache++
PyPI PyPI downloads GitHub stars engrXiv paper Zenodo archive
Training-free diffusion acceleration by exponential (Dynamic-Mode-Decomposition / Prony) feature forecasting: a drop-in basis upgrade to TaylorSeer/HiCache, plus a holdout auto mode that cannot make things worse.
🛣️ CERT-FLOW
PyPI PyPI downloads GitHub stars engrXiv paper Zenodo archive
Certified route planning under drifting costs: every replanning round emits a conformal certificate LB ≤ OPT ≤ UB on the optimal route, directs paid sensing at the edges that shrink the certified gap fastest, and proof-gates the fast preprocessing.
⚙️ The acceleration adapter family : HiCache / HiCache++ on real 3D generators
model Hermite (HiCache) DMD (HiCache++)
TRELLIS v1 faster-trellis faster-trellis-plus-plus
TRELLIS.2-4B hermit-trellis2 · fast-trellis2 hermit-trellis2-plus-plus
Hunyuan3D-2 mini hunyuan2-plus hunyuan2-plus-plus
Hunyuan3D-2.1 hunyuan2.1-plus hunyuan2.1-plus-plus
SAM 3D Objects sam3d-plus sam3d-plus-plus
Fast-SAM3D fastsam3d-plus fastsam3d-plus-plus

ComfyUI nodes: ComfyUI-HiCache · ComfyUI-TRELLIS-HiCache · ComfyUI-TRELLIS2-HiCache

▌ In the lab

🫳 GaussianFeels : real-time visuo-tactile 3D-Gaussian SLAM for in-hand manipulation. One object-centric Gaussian map serves tracking, reconstruction, rendering, and manipulation-facing geometry at once, fast enough to close the loop and holding up from simulation onto real hardware. M.S. thesis at the SNU Soft Robotics and Bionics Lab, release upcoming.

▌ Stack

Python PyTorch CUDA NumPy C++ Lean MCP Docker Linux


portfolio · splatreg docs · mathlas on Glama · linkedin

I build the system, then I make it prove it works.

Pinned Loading

  1. fast-trellis2 fast-trellis2 Public

    TaylorSeer (Fast) baseline acceleration for TRELLIS.2-4B.

    Python 1

  2. hicache-plus-plus hicache-plus-plus Public

    Drop-in TaylorSeer/HiCache basis upgrade — training-free diffusion acceleration via a Dynamic Mode Decomposition (Prony) exponential feature-forecast basis. Not the SGLang KV-cache HiCache.

    Python 7 1

  3. hunyuan2.1-plus-plus hunyuan2.1-plus-plus Public

    HiCache++ (DMD) acceleration for Hunyuan3D-2.1 — lossless at larger intervals.

    Python 2 1

  4. mathlas mathlas Public

    Airtight math tools an AI uses over MCP — 3.7M-theorem search, PSLQ constant ID, OEIS, real Lean kernel checks, applicability checklists. No LLM inside, no API key.

    Python 4

  5. splatreg splatreg Public

    Register Gaussian splats: align & merge two 3DGS scans into one SE(3)/Sim(3) frame. pip install splatreg.

    Python 10

  6. CERT-FLOW CERT-FLOW Public

    Certified route planning under drifting costs: conformal certificates (LB<=OPT<=UB), certificate-directed sensing, proof-gated ns-us preprocessing. 223 tests, 16 reproduction pipelines, theory incl…

    Python 1