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Hyperbolic Image Embeddings

CVPR 2020 · Label-efficient and robust learning › Recognition and long-tail · approach: Correspondence and causal representation learning · 312 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Replace Euclidean prototypes and distances with hyperbolic averaging and distanceProtoNet with 4-Conv · MiniImageNet 1-shot 5-wayaccuracy: 49.42 ± 0.78% -> 54.43 ± 0.20%Helped
Replace Euclidean prototypes and distances with hyperbolic averaging and distanceProtoNet with 4-Conv · MiniImageNet 5-shot 5-wayaccuracy: 68.20 ± 0.66% -> 72.67 ± 0.15%Helped
Use hyperbolic embeddings and hyperbolic prototypesProtoNet with ResNet18 · MiniImageNet 1-shot 5-wayaccuracy: Hyperbolic ProtoNet: 59.47 ± 0.20%; LEO: 61.76 ± 0.08%Mixed
Use hyperbolic embeddings and hyperbolic prototypesProtoNet with ResNet18 · MiniImageNet 5-shot 5-wayaccuracy: Hyperbolic ProtoNet: 76.84 ± 0.14%; LEO: 77.59 ± 0.12%Mixed
Replace Euclidean prototypes and distances with hyperbolic averaging and distanceProtoNet with 4-Conv · CUB 1-shot 5-wayaccuracy: 51.31 ± 0.91% -> 64.02 ± 0.24%Helped
Replace Euclidean prototypes and distances with hyperbolic averaging and distanceProtoNet with 4-Conv · CUB 5-shot 5-wayaccuracy: 70.77 ± 0.69% -> 82.53 ± 0.14%Helped
Replace Euclidean prototypes and distances with hyperbolic averaging and distanceProtoNet · Omniglot 1-shot 5-wayaccuracy: 98.2 -> 99.0Helped
Replace Euclidean prototypes and distances with hyperbolic averaging and distanceProtoNet · Omniglot 5-shot 5-wayaccuracy: 99.4 -> 99.4No clear effect
Replace Euclidean prototypes and distances with hyperbolic averaging and distanceProtoNet · Omniglot 1-shot 20-wayaccuracy: 95.8 -> 95.9Helped
Replace Euclidean prototypes and distances with hyperbolic averaging and distanceProtoNet · Omniglot 5-shot 20-wayaccuracy: 98.6 -> 98.15Hurt
Map descriptors to the Poincare ball and use hyperbolic multinomial logistic regressionResNet50 person re-identification classifier · Market-1501, dim 32, sch#2Rank-1: 68.0 -> 75.9Helped
Map descriptors to the Poincare ball and use hyperbolic multinomial logistic regressionResNet50 person re-identification classifier · Market-1501, dim 32, sch#2mAP: 43.4 -> 51.9Helped

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