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Research map / Video / Video segmentation and tracking

Model-Blind Video Denoising via Frame-To-Frame Training

CVPR 2019 · Video › Video segmentation and tracking · approach: Video restoration with temporal priors · 90 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Fine-tune DnCNN 25 offline on frame-to-frame pairsDnCNN 25 · AWGN σ=50, four-sequence averagePSNR: 29.65 -> 29.75Helped
Fine-tune DnCNN 25 online on frame-to-frame pairsDnCNN 25 · AWGN σ=50, four-sequence averagePSNR: 29.65 -> 29.59No clear effect
Fine-tune DnCNN 25 offline on frame-to-frame pairsDnCNN 25 · JPEG-compressed AWGN σ=25, compression factor 10PSNR: 30.97 -> 31.24Helped
Fine-tune DnCNN 25 online on frame-to-frame pairsDnCNN 25 · JPEG-compressed AWGN σ=25, compression factor 10PSNR: 30.97 -> 30.94No clear effect
Use a pre-trained network instead of random initialization (ablation)Frame-to-frame fine-tuning · Denoising parameter experimentPSNR: 2dBHelped
Use more frames for fine-tuning before processing the remaining video (ablation)Frame-to-frame fine-tuning · Denoising parameter experimentPSNRHelped
Use fewer per-frame optimization iterations (ablation)Online fine-tuning · Denoising parameter experimentPSNR varianceHelped
Use offline rather than online fine-tuning (ablation)Frame-to-frame fine-tuning · Multiplicative Gaussian, correlated Gaussian, salt-and-pepper, and JPEG-compressed Gaussian noisePSNRHelped
Fine-tune the pre-trained network to the video noiseDnCNN 25 · Multiplicative Gaussian, correlated Gaussian, salt-and-pepper, and JPEG-compressed Gaussian noisePSNRHelped
Fine-tune DnCNN 25 to AWGN σ=25DnCNN 25 · AWGN σ=25PSNRNo clear effect

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