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Research map / Detection and segmentation / CNN features

DetectoRS: Detecting Objects With Recursive Feature Pyramid and Switchable Atrous Convolution

CVPR 2021 · Detection and segmentation › CNN features · approach: Joint detection and instance segmentation · 1,093 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add RFP and SAC to HTCHTC with ResNet-50 · COCO val2017box AP: 42.0 -> 49.0Helped
Add RFP to HTC (ablation)HTC with ResNet-50 · COCO val2017box AP: 42.0 -> 46.2Helped
Add SAC to HTC (ablation)HTC with ResNet-50 · COCO val2017box AP: 42.0 -> 46.3Helped
Share backbone stage weights across RFP steps (ablation)RFP · COCO val2017box AP: 46.2 -> 45.4Hurt
Add the ASPP connecting module (ablation)RFP · COCO val2017box AP: 45.7 -> 46.2Helped
Add the fusion module (ablation)RFP · COCO val2017box AP: 45.9 -> 46.2Helped
Increase unrolled RFP steps from 2 to 3 (ablation)RFP · COCO val2017box AP: 46.2 -> 47.5Helped
Add deformable convolution to SAC (ablation)SAC · COCO val2017box AP: 45.3 -> 46.3Helped
Add global context modules (ablation)SAC without deformable convolution · COCO val2017box AP: 44.3 -> 45.3Helped
Use weight locking for the atrous convolution weights (ablation)SAC without deformable convolution · COCO val2017box AP: 44.7 -> 45.3Helped
Use complementary switches instead of two independent switches (ablation)SAC without deformable convolution · COCO val2017box AP: 45.1 -> 45.3Helped
Allow the trainable weight difference Δw instead of fixing it to zero (ablation)SAC · COCObox AP: +0.1% APHelped

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