Dataset Versions

v3

hacv3

Generated on Dec 27, 2021

Popular Download Formats

Pascal VOC XML
Common XML annotation format for local data munging (pioneered by ImageNet).
PaliGemma
PaliGemma JSONL format used for fine-tuning PaliGemma, Google's open multimodal vision model.
CreateML JSON
CreateML JSON format is used with Apple's CreateML and Turi Create tools.
Other Formats
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Dataset Split

Train Set 87%
3917Images
Valid Set 8%
379Images
Test Set 4%
187Images

Preprocessing

Auto-Orient: Applied
Resize: Stretch to 416x416
Auto-Adjust Contrast: Using Adaptive Equalization
Filter Null: Require at least 88% of images to contain annotations.

Augmentations

Outputs per training example: 3
Rotation: Between -15° and +15°
Shear: ±19° Horizontal, ±12° Vertical
Grayscale: Apply to 37% of images
Brightness: Between -25% and +25%
Mosaic: Applied
Bounding Box: Flip: Horizontal, Vertical
Bounding Box: Noise: Up to 7% of pixels

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