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Deblurring Using Analysis-Synthesis Networks Pair

CVPR 2020 · Image generation › Image restoration · approach: Image deblurring · 68 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add the analysis and synthesis network pair instead of using a synthesis network without analysis (ablation)Deblurring network · 1000 images in Figure 1PSNR: 23.7 -> 26.6Helped
Provide the synthesis network with the ground-truth blur kernel (ablation)Synthesis network · 1000 images in Figure 1PSNR: 26.6 -> 28.28Helped
Add kernel-guided convolution to the synthesis network (ablation)Synthesis network · Validation setPSNR: 24.80 -> 28.73Helped
Use additive kernel guidance only (ablation)Synthesis network · Validation setPSNR: 24.80 -> 28.58Helped
Use multiplicative kernel guidance only (ablation)Synthesis network · Validation setPSNR: 24.80 -> 28.41Helped
Use both additive and multiplicative kernel guidance rather than additive guidance only (ablation)Synthesis network · Validation setPSNR: 28.58 -> 28.73Helped
Use both additive and multiplicative kernel guidance rather than multiplicative guidance only (ablation)Synthesis network · Validation setPSNR: 28.41 -> 28.73Helped
Pre-train the analysis and synthesis networks before end-to-end training rather than use random initialization (ablation)Analysis-synthesis network pair · Validation setPSNR: 25.70 -> 24.82Hurt
Use the reported pre-training-after-E2E training strategy rather than random initialization (ablation)Analysis-synthesis network pair · Validation setPSNR: 25.70 -> 26.78Helped
Specialize networks by blur-kernel size range (ablation)Analysis-synthesis network pair · Validation setPSNR: 26.78 -> 27.12Helped
Specialize networks by blur-kernel size range (ablation)Analysis-synthesis network pair · Köhler dataset, All TrajectoriesPSNR: 29.97 -> 30.22Helped
Specialize networks by blur-kernel size range (ablation)Analysis-synthesis network pair · Köhler dataset, Excluding 8,9,10PSNR: 31.87 -> 32.24Helped

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