letters

letrass

Object Detection

letrass Image Dataset

v2

2024-01-22 11:27pm

Generated on Jan 23, 2024

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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.
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Dataset Split

Train Set 95%
1740Images
Valid Set 4%
79Images
Test Set 0%
4Images

Preprocessing

Auto-Orient: Applied
Resize: Stretch to 640x640

Augmentations

Outputs per training example: 3
Crop: 0% Minimum Zoom, 18% Maximum Zoom
Rotation: Between -5° and +5°
Grayscale: Apply to 15% of images
Hue: Between -7° and +7°
Brightness: Between -15% and +15%
Blur: Up to 1.8px
Noise: Up to 1.56% of pixels