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Contextual Similarity Distillation for Asymmetric Image Retrieval

CVPR 2022 · Label-efficient and robust learning › Recognition and long-tail · approach: Correspondence and causal representation learning · 35 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Distill contextual similarities with CSD instead of the strongest listed baseline, HVSEfficientNetB3 query model with R101-DELG gallery · ROxf MediummAP: 76.41 -> 77.44Helped
Distill contextual similarities with CSD instead of the strongest listed baseline, HVSEfficientNetB3 query model with R101-DELG gallery · ROxf Hard + R1MmAP: 36.86 -> 38.20Helped
Distill contextual similarities with CSD instead of the strongest listed baseline, HVSEfficientNetB3 query model with R101-DELG gallery · RPar Medium + R1MmAP: 71.54 -> 73.37Helped
Distill contextual similarities with CSD instead of the strongest listed baseline, HVSEfficientNetB3 query model with R101-DELG gallery · RPar HardmAP: 74.53 -> 75.68Helped
Use KL divergence rather than L1 contextual-similarity regression (ablation)CSD with MobileNetV2 query and R101-GeM gallery · ROxf MediummAP: 60.7 -> 64.1Helped
Use KL divergence rather than L2 contextual-similarity regression (ablation)CSD with MobileNetV2 query and R101-GeM gallery · RPar HardmAP: 53.6 -> 54.2Helped
Add second-order ranking-list consistency to first-order feature regression (ablation)CSD with MobileNetV2 query and R101-GeM gallery · ROxf MediummAP: 50.3 -> 62.5Helped
Add first-order consistency to second-order KL consistency (ablation)CSD with MobileNetV2 query and R101-GeM gallery · ROxf MediummAP: 60.4 -> 64.1Helped
Use near neighbors as anchors instead of randomly selected gallery images (ablation)CSD with MobileNetV2 query and R101-GeM gallery · Oxford and Paris MediummAPHelped
Increase the contextual-similarity ranking-list length (ablation)CSD with MobileNetV2 query and R101-GeM gallery · ROxf and RParmAPHelped
Add 10% GLDv2 training data to SfM120k (ablation)CSD with MobileNetV2 query and R101-DELG gallery · ROxf HardmAP: 53.8 -> 55.9Helped
Increase GLDv2 training data from 10% to 40% (ablation)CSD with MobileNetV2 query and R101-DELG gallery · ROxf MediummAP: 70.6 -> 75.2Helped

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