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Sequential End-to-end Network for Efficient Person Search

AAAI 2021 · Detection and segmentation › CNN features · approach: Pedestrian and crowd detection · 111 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Replace parallel proposal-based processing with sequential detection followed by re-ID (ablation)NAE person search network · CUHK-SYSUmAP: 91.7 -> 92.5Helped
Replace parallel proposal-based processing with sequential detection followed by re-ID (ablation)NAE person search network · PRWmAP: 43.6 -> 44.7Helped
Add FCS using the first detection head's classification scores (ablation)SeqNet · CUHK-SYSUAP: 86.7->89.7Helped
Add FCS using the first detection head's classification scores (ablation)SeqNet · CUHK-SYSUmAP: 93.1→93.8Helped
Add NMS before the re-ID stage (ablation)SeqNet · CUHK-SYSUFPS: 7.4 to 11.5Helped
Add NMS before the re-ID stage (ablation)SeqNet · CUHK-SYSUmAP: 93.1->93.4No clear effect
Add the baseline-head regression branch alongside classification (ablation)SeqNet baseline head · CUHK-SYSUmAP: 93.4 to 93.8Helped
Add the baseline-head classification branch alongside regression (ablation)SeqNet baseline head · CUHK-SYSUmAP: 93.3 to 93.8Helped
Use detected BBoxes as input to the re-ID head instead of RPN proposals (ablation)NAE re-identifier · CUHK-SYSUmAP: 92.5 -> 93.3Helped
Use the SeqNet re-identifier instead of NAE re-identifier (ablation)NAE detector · CUHK-SYSUmAP: 92.5 -> 93.1Helped
Add CBGM context matchingNAE+SeqNet · CUHK-SYSUmAP: 93.8 -> 94.8Helped
Add CBGM context matchingNAE+SeqNet · PRWmAP: 46.7 -> 47.6Helped

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