Kristen Kehrer

Bus Data Augmentation

Object Detection

Bus Data Augmentation Image Dataset

v3

2022-09-11 10:00pm

Generated on Sep 12, 2022

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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.
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Dataset Split

Train Set 83%
180Images
Valid Set 12%
26Images
Test Set 6%
12Images

Preprocessing

Resize: Stretch to 640x640
Auto-Adjust Contrast: Using Contrast Stretching

Augmentations

Outputs per training example: 2
Flip: Horizontal
Crop: 0% Minimum Zoom, 20% Maximum Zoom
Shear: ±15° Horizontal, ±15° Vertical
Saturation: Between -25% and +25%
Brightness: Between -25% and +25%
Blur: Up to 1.5px
Bounding Box: Flip: Horizontal
Bounding Box: Crop: 0% Minimum Zoom, 10% Maximum Zoom