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Solving Mixed-Modal Jigsaw Puzzle for Fine-Grained Sketch-Based Image Retrieval

CVPR 2020 · Label-efficient and robust learning › Self-supervised and contrastive · approach: Pretext-task visual pre-training · 97 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Replace ImageNet classification pre-training with mixed-modal jigsaw pre-trainingGoogleNet FG-SBIR · QMUL Shoe V1Acc@1: 43.48%± 1.74 -> 56.52%± 2.75Helped
Replace ImageNet classification pre-training with mixed-modal jigsaw pre-trainingGoogleNet FG-SBIR · QMUL Shoe V2Acc@1: 33.99%± 1.09 -> 36.52%± 0.84Helped
Replace ImageNet classification pre-training with mixed-modal jigsaw pre-trainingGoogleNet FG-SBIR · QMUL ChairAcc@1: 85.16%± 1.56 -> 85.98%± 2.01No clear effect
Replace ImageNet classification pre-training with mixed-modal jigsaw pre-trainingGoogleNet FG-SBIR · QMUL HandbagAcc@1: 52.62%± 2.04 -> 62.97%± 2.04Helped
Add Sinkhorn permutation inference instead of classifying among 1000 jigsaw permutations (ablation)Mixed-modal jigsaw pre-training · QMUL Shoe V1Acc@1: 42.78%± 3.75 -> 56.52%± 2.75Helped
Add Sinkhorn permutation inference instead of classifying among 1000 jigsaw permutations (ablation)Mixed-modal jigsaw pre-training · QMUL Shoe V2Acc@1: 30.24%± 1.74 -> 36.52%± 0.84Helped
Add Sinkhorn permutation inference instead of classifying among 1000 jigsaw permutations (ablation)Mixed-modal jigsaw pre-training · QMUL ChairAcc@1: 79.59%± 1.53 -> 85.98%± 2.01Helped
Add Sinkhorn permutation inference instead of classifying among 1000 jigsaw permutations (ablation)Mixed-modal jigsaw pre-training · QMUL HandbagAcc@1: 49.40%± 3.97 -> 62.97%± 2.04Helped
Mix photo and edgemap modalities within the puzzle at patch level (ablation)Jigsaw pre-training · QMUL Shoe V1Acc@1: 51.82 -> 54.08Helped
Mix photo and edgemap modalities within the puzzle at patch level (ablation)Jigsaw pre-training · QMUL Shoe V2Acc@1: 35.32 -> 36.52Helped
Mix photo and edgemap modalities within the puzzle at patch level (ablation)Jigsaw pre-training · QMUL ChairAcc@1: 83.92 -> 85.98Helped
Mix photo and edgemap modalities within the puzzle at patch level (ablation)Jigsaw pre-training · QMUL HandbagAcc@1: 56.31 -> 58.10Helped

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