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grid-detection

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Alijanloo / Pdf2Table

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A Python library for extracting tables from PDF documents using computer vision and image processing techniques. It converts PDF pages to images, detects tables, recognizes their structure, and outputs clean data in JSON format.

python image-processing clean-architecture data-extraction document-analysis table-extraction pdf-parser document-processing pdf-mining table-recognition table-detection pdf-processing grid-detection
  • Updated Oct 18, 2025
  • Python

yjumatov / nonogram-screenshot-solver

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Upload a screenshot of a Nonogram (picross) puzzle and get it solved automatically. Computer vision detects the grid, OCRs the clues, and reads the current board state; a constraint-propagation solver with backtracking completes the puzzle and overlays the solution on your screenshot.

desktop-app python opencv screenshot ocr computer-vision image-processing tesseract python3 puzzle-game backtracking tkinter mobile-game picross constraint-satisfaction nonogram puzzle-solver grid-detection
  • Updated Jul 9, 2026
  • Python

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