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Mahjong Dataset

A computer‑vision dataset for Chinese Mahjong tiles, containing various tile images and their labels for training and testing machine‑learning models.

Updated 5/12/2024
github

Description

Mahjong Dataset Overview

Dataset Structure

  • ./raw-images: Folder with original, un‑cropped images.
  • ./raw-tiles: Folder with uncropped tile images (no scaling).
  • ./tiles-resized: Folder with scaled, ready‑to‑use tile images.
  • ./tiles-data: CSV file containing image labels and its template folder.
  • ./untagged-images-raw: Folder with original, un‑cropped images without tags.
  • ./untagged-tiles: Folder with untagged tile images.

Data Description

  • Image Sources: Mainly collected from Google Image Search, eBay, and Alibaba.
  • Scaled Image Size: 240 (W) × 320 (H), .jpg format.

Dataset Content

  • train.zip: Pre‑packaged dataset at the repository root, containing:
    • images folder: Mahjong tile images.
    • data.csv: Image label data.

Label Format

image-namelabellabel-name
1.jpg38bonus‑winter
.........

Category Information

table-nametable-index
dots-11
dots-22
dots-33
dots-44
dots-55
dots-66
dots-77
dots-88
dots-99
bamboo-110
bamboo-211
bamboo-312
bamboo-413
bamboo-514
bamboo-615
bamboo-716
bamboo-817
bamboo-918
characters-119
characters-220
characters-321
characters-422
characters-523
characters-624
characters-725
characters-826
characters-927
honors-east28
honors-south29
honors-west30
honors-north31
honors-red32
honors-green33
honors-white34
bonus-spring35
bonus-summer36
bonus-autumn37
bonus-winter38
bonus-plum39
bonus-orchid40
bonus‑chrysanthemum41
bonus‑bamboo42

License

The dataset is released under the MIT License.

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Topics

Computer Vision
Machine Learning

Source

Organization: github

Created: 4/29/2019

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