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Dataset assetOpen Source CommunityImage RecognitionSudoku

Sudoku Dataset

This dataset consists of Sudoku images captured with smartphone cameras from various newspapers. It includes 200 Sudoku pictures, divided into a training set of 160 images and a test set of 40 images.

Source
github
Created
May 12, 2014
Updated
May 7, 2024
Signals
112 views
Availability
Linked source ready
Overview

Dataset description and usage context

Sudoku Dataset Overview

Dataset Content

  • Image Source: Sudoku images captured from newspapers using smartphone cameras.
  • Number of Images: 200 total.
  • Dataset Split: 160 training images and 40 testing images.

Dataset Versions

  • V2: 200 images (160 for training, 40 for testing).
  • mixed: Same images as V2, but each puzzle is manually solved.
  • V1: Older version with 160 images, no longer recommended.

Download Options

  • V2:
    • Training set: v2_training.tar.bz2
    • Test set: v2_test.tar.bz2
  • mixed:
    • Training set: v2_mixed_training.tar.bz2
    • Test set: v2_mixed_test.tar.bz2

Citation

  • Reference:
    • Wicht, Baptiste; Hennebert, Jean, "Camera‑based Sudoku recognition with deep belief network" Soft Computing and Pattern Recognition (SoCPaR), 2014 6th International Conference, vol., no., pp.83‑88, 11‑14 Aug. 2014
    • Wicht, Baptiste, and Jean Hennebert, "Mixed handwritten and printed digit recognition in Sudoku with Convolutional Deep Belief Network." Document Analysis and Recognition (ICDAR), 2015 13th International Conference on. IEEE, 2015.

Dataset Format

  • File Structure: each imageX.jpg has a corresponding imageX.dat containing metadata.
  • Metadata: includes phone brand/model, image format, and Sudoku puzzle description.

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