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Open-Set Fine-Grained Retrieval via Prompting Vision-Language Evaluator

CVPR 2023 · Vision-language and multimodal › CLIP and zero-shot · approach: Feature calibration for unseen-class detection · 29 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add PLEor's prompted CLIP evaluator and open-set knowledge transferResNet-50 retrieval model · CUB-200-2011Recall@1: 72.2 -> 74.8Helped
Add PLEor's prompted CLIP evaluator and open-set knowledge transferResNet-50 retrieval model · Stanford Cars 196Recall@1: 90.1 -> 94.4Helped
Add PLEor's prompted CLIP evaluator and open-set knowledge transferResNet-50 retrieval model · FGVC AircraftRecall@1: 71.1 -> 86.3Helped
Add category-specific discrepancy matching (Lcdm) (ablation)CUB-200-2011 PLEor · CUB-200-2011Recall@1: 66.3% -> 72.1%Helped
Add category-irrelevant region matching (Lcrm) (ablation)CUB-200-2011 PLEor · CUB-200-2011Recall@1: 72.1% -> 74.4%Helped
Add pattern-map regularization (Lreg) (ablation)CUB-200-2011 PLEor · CUB-200-2011Recall@1: 74.4% -> 75.1%Helped
Add open-set knowledge transfer (Lokt) (ablation)CUB-200-2011 PLEor · CUB-200-2011Recall@1: 75.1% -> 74.8%Hurt
Use learnable text prompts instead of handcrafted text prompts (ablation)CLIP evaluator · CUB-200-2011Recall@1: 71.5% -> 73.3%Helped
Add a vision prompt to the handcrafted text prompt (ablation)CLIP evaluator · CUB-200-2011Recall@1: 71.5% -> 72.4%Helped
Use both learnable vision and text prompts (ablation)CLIP evaluator · CUB-200-2011Recall@1: 71.5% -> 74.8%Helped
Increase text prompt length from 16 to 32 vectors (ablation)PLEor · CUB-200-2011Recall@1: 74.8% -> 74.6%Hurt
Freeze pretrained CLIP and train prompts rather than fine-tuning CLIP (ablation)PLEor · CUB-200-2011Recall@1: 65.4% -> 74.8%Helped

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