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Efficient Image Retrieval via Decoupling Diffusion into Online and Offline Processing

AAAI 2019 · Image generation › Fast diffusion sampling · approach: Training-free diffusion acceleration · 58 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use proposed diffusion instead of Iscen's diffusionR-MAC global features (VGG) · Oxford105kmAP: 82.7 -> 86.8Helped
Use proposed diffusion instead of Iscen's diffusionR-MAC global features (ResNet) · Oxford105kmAP: 87.4 -> 91.8Helped
Use proposed diffusion instead of Iscen's diffusionR-MAC global features (VGG) · Paris106kmAP: 92.5 -> 92.9Helped
Use proposed diffusion instead of Iscen's diffusionR-MAC global features (ResNet) · Paris106kmAP: 95.4 -> 95.6Helped
Fuse global and regional diffusion scores (ablation)Proposed diffusion with R-MAC (VGG) · Oxford105kmAP: 88.6 -> 91.2Helped
Fuse global and regional diffusion scores (ablation)Proposed diffusion with R-MAC (ResNet) · Paris106kmAP: 95.6 -> 96.2Helped
Apply truncation after full-graph normalization rather than before normalization (ablation)Diffusion on Oxford datasets · Oxford datasetsmAPHelped
Apply truncation after full-graph normalization rather than before normalization (ablation)Diffusion on Paris datasets · Paris datasetsmAPNo clear effect
Use regional and global features with late fusion rather than regional features alone (ablation)Proposed diffusion with R-MAC (VGG) · Paris6kmAP: 93.9 -> 96.1Hurt

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