MahjongSYS

Mahjong_V2.0

Object Detection

Mahjong_V2.0 Image Dataset

v114

S_V1.1

Generated on May 15, 2022

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Dataset Split

Train Set 74%
123Images
Valid Set 19%
32Images
Test Set 7%
11Images

Preprocessing

Auto-Orient: Applied
Resize: Fill (with center crop) in 1080x1080
Modify Classes: 0 remapped, 26 dropped
Filter Null: Require all images to contain annotations.

Augmentations

Outputs per training example: 3
Bounding Box: 90° Rotate: Upside Down
Bounding Box: Brightness: Between -20% and +20%
Bounding Box: Exposure: Between -20% and +20%
Bounding Box: Blur: Up to 1.25px
Bounding Box: Noise: Up to 1% of pixels