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Research map / Detection and segmentation / CNN features

Feature Selective Anchor-Free Module for Single-Shot Object Detection

CVPR 2019 · Detection and segmentation › CNN features · approach: Box regression and loss design · 1,059 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add anchor-free branches with online feature selection (ablation)RetinaNet · COCO minival, ResNet-50AP: 35.7 -> 37.2Helped
Add anchor-free branches with online feature selectionRetinaNet · COCO minival, ResNet-101AP: 37.7 -> 39.3Helped
Add anchor-free branches with online feature selectionRetinaNet · COCO minival, ResNeXt-101AP: 39.8 -> 41.6Helped
Replace heuristic size-based feature selection with online loss-based selection (ablation)Anchor-free FSAF, ResNet-50 · COCO minivalAP: 34.7 -> 35.9Helped
Replace heuristic size-based selection with online feature selection (ablation)RetinaNet + FSAF, ResNet-50 · COCO minivalAP: 36.1 -> 37.2Helped
Use anchor-free branches without anchor-based branches (ablation)FSAF, ResNet-50 · COCO minivalAP: 35.7 -> 35.9Mixed
Use multi-scale rather than single-scale testingRetinaNet + FSAF, ResNeXt-101 · COCO test-devAP: 42.9 -> 44.6Helped
Use multi-scale rather than single-scale testingRetinaNet + FSAF, ResNet-101 · COCO test-devAP: 40.9 -> 42.8Helped

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