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QPIC: Query-Based Pairwise Human-Object Interaction Detection With Image-Wide Contextual Information

CVPR 2021 · Detection and segmentation › CNN features · approach: Local features and context in CNNs · 247 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
use QPIC with ResNet-101 instead of DRGHICO-DET default full · HICO-DET default fullmAP: 5.37 mAPHelped
use QPIC with ResNet-50 instead of FCMNetV-COCO scenario 1 · V-COCO scenario 1mAP: 5.7 mAPHelped
replace simple heads with point-matching heads (ablation)QPIC on HICO-DET · HICO-DETmAP: 29.07 -> 29.04No clear effect
replace pairwise heads with two-stage-like heads (ablation)QPIC on HICO-DET · HICO-DETmAP: 29.07 -> 26.18Hurt
replace PPDM point-matching heads with simple heads (ablation)PPDM on HICO-DET · HICO-DETmAP: 21.73 -> 17.45Hurt
add transformer encoder without decoder (ablation)QPIC on HICO-DET · HICO-DETmAP: 18.89 -> 20.07Helped
add transformer encoder with decoder present (ablation)QPIC on HICO-DET · HICO-DETmAP: 26.75 -> 29.27Helped
add transformer decoder without encoder (ablation)QPIC on HICO-DET · HICO-DETmAP: 18.89 -> 26.75; 7.86 mAPHelped
add transformer decoder with encoder present (ablation)QPIC on HICO-DET · HICO-DETmAP: 20.07 -> 29.27; 9.20 mAPHelped
add transformer decoder without encoder (ablation)QPIC on COCO · COCOmAP: 34.6 -> 38.7Helped
add transformer decoder with encoder present (ablation)QPIC on COCO · COCOmAP: 35.1 -> 43.5Helped

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