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Research map / Vision-language and multimodal / CLIP and zero-shot

CLIP-ReID: Exploiting Vision-Language Model for Image Re-identification without Concrete Text Labels

AAAI 2023 · Vision-language and multimodal › CLIP and zero-shot · approach: Fine-grained improvements to CLIP · 301 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use two-stage rather than one-stage token and image-encoder training (ablation)CLIP-ReID · MSMT17mAP: 68.9 -> 73.4Helped
Use two-stage rather than one-stage token and image-encoder training (ablation)CLIP-ReID · MSMT17mAP: 61.9 -> 63.0Helped
Compare text embeddings against all training IDs rather than only batch IDs (ablation)CLIP-ReID second stage · MSMT17mAP: 71.7 -> 73.4Helped
Remove the text-to-image loss from second-stage training (ablation)CLIP-ReID second stage · MSMT17mAP: 73.2 -> 73.4Helped
Add triplet loss at the previous feature layer (ablation)CLIP-ReID · MSMT17mAP: 73.1 -> 73.4Helped
Add SIE only to the CLS token (ablation)CLIP-ReID · MSMT17mAP: 73.4 -> 74.5Helped
Add SIE to all global tokens instead of only CLS (ablation)CLIP-ReID · MSMT17R1: 88.8 -> 88.6Hurt
Add overlapping patches (ablation)CLIP-ReID · MSMT17mAP: 73.4 -> 74.6Helped
Add SIE to CLS and overlapping patches together (ablation)CLIP-ReID · MSMT17mAP: 73.4 -> 75.8Helped
Use 4 learnable text tokens rather than 1 (ablation)CLIP-ReID · MSMT17mAP: 72.7 -> 73.4Helped
Increase learnable text tokens from 4 to 8 (ablation)CLIP-ReID · MSMT17mAP: 73.4 -> 73.4No clear effect
Use instance image features rather than averaged ID features in first-stage training (ablation)CLIP-ReID · MSMT17mAP: 72.4 -> 73.4Helped

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