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Robust Object Detection Under Occlusion With Context-Aware CompositionalNets

CVPR 2020 · Detection and segmentation › CNN features · approach: Region-based and query-based detectors · 133 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Replace RPN proposals with part-based bounding box votingCA-CompNet, ω=0.5 · OccludedVehiclesDetectionMean correct AP(%) @IoU0.5: 60.0 -> 76.6Helped
Add context-aware representation and set context weight to ω=0.2 (ablation)CA-CompNet via BBV · OccludedVehiclesDetectionMean correct AP(%) @IoU0.5: 76.6 -> 81.3Helped
Deactivate context (set ω=0) instead of using ω=0.2 (ablation)CA-CompNet via BBV · OccludedVehiclesDetectionMean correct AP(%) @IoU0.5: 81.3 -> 81.4No clear effect
Set context weight to ω=0.2 instead of ω=0.5 (ablation)CA-CompNet via BBV · OccludedCOCO, L4AP(%) @IoU0.5: 40.4 -> 59.6Helped
Deactivate context (set ω=0) instead of using ω=0.2 (ablation)CA-CompNet via BBV · OccludedCOCO, L4AP(%) @IoU0.5: 59.6 -> 54.4Hurt
Train Faster R-CNN with CutOut occlusion augmentationFaster R-CNN · OccludedVehiclesDetectionMean correct AP(%) @IoU0.5: 66.5 -> 71.1Helped
Train Faster R-CNN with occluded imagesFaster R-CNN · OccludedCOCO, L4AP(%) @IoU0.5: 24.6 -> 45.6Helped

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