https://github.com/elucidation/sudoku-grid-detector

Sudoku grid detection from a photo
https://github.com/elucidation/sudoku-grid-detector

Last synced: 12 months ago
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Sudoku grid detection from a photo

• Host: GitHub
• URL: https://github.com/elucidation/sudoku-grid-detector
• Owner: Elucidation
• License: mit
• Created: 2021-09-08T06:43:52.000Z (over 4 years ago)
• Default Branch: master
• Last Pushed: 2021-09-16T23:45:54.000Z (over 4 years ago)
• Last Synced: 2025-02-10T00:17:33.352Z (over 1 year ago)
• Language: Python
• Size: 4.38 MB
• Stars: 0
• Watchers: 2
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# Sudoku grid detector

 Sudoku grid detection from a mobile phone photo

![Example](example1.jpg)

1. Load Sudoku image

2. Binarize image

3. Find largest quadrilateral contour

4. Generate warped image of grid

5. Remove extraneous lines

6. Match tiles to digits using basic CV template matching

*(TODO) Improve matching with ML-based digit detection*