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Signal-To-Noise Ratio: A Robust Distance Metric for Deep Metric Learning

CVPR 2019 · Label-efficient and robust learning › Recognition and long-tail · approach: Correspondence and causal representation learning · 85 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Replace Euclidean distance with SNR distance in triplet lossDeep metric learning with AlexNet · CARS196, embedding size 64Recall@1: 40.6 -> 49.1Helped
Replace Euclidean distance with SNR distance in lifted lossDeep metric learning with AlexNet · CARS196, embedding size 64Recall@1: 40.6 -> 43.8Helped
Replace Euclidean distance with SNR distance in contrastive lossDeep metric learning with AlexNet · CUB200-2011, embedding size 64Recall@1: 29.7 -> 33.1Helped
Replace Euclidean distance with SNR distance in triplet lossDeep metric learning with AlexNet · CUB200-2011, embedding size 64Recall@1: 32.6 -> 51.6Helped
Replace Euclidean distance with SNR distance in N-pair lossDeep metric learning with AlexNet · CARS196, embedding size 64Recall@1: 38.3 -> 44.9Helped
Replace Euclidean distance with SNR distance in N-pair lossDeep metric learning with AlexNet · CUB200-2011, embedding size 64Recall@1: 43.1 -> 48.5Helped
Use SNR distance rather than Euclidean distanceContrastive metric learning · CIFAR10, embedding size 64, Euclidean rankingMAP@59000: 69.3 -> 79.0Helped
Use SNR-based contrastive loss for hashingDSNRH with CNN-F · CIFAR10, 16 bitsMAP@50000: 0.915 -> 0.925Helped
Use SNR-based contrastive loss for hashingDSNRH with CNN-F · NUS-WIDE, 16 bitsMAP@50000: 0.756 -> 0.830Helped

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