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Research map / Image generation / Super-resolution

Residual Networks for Light Field Image Super-Resolution

CVPR 2019 · Image generation › Super-resolution · approach: Perceptual and real-world SR · 255 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Combine image stacks from multiple angular directions rather than only horizontal or vertical stacks (ablation)resLF · ×2 SR test datasetaverage PSNR: 36.27 -> 37.77; 36.32 -> 37.77Helped
Add diagonal-direction stacks to horizontal and vertical stacks (ablation)resLF · ×2 SR test datasetaverage PSNR: 37.35 -> 37.77Helped
Use more angular views in the image stacks (ablation)resLF · ×2 SR test datasetaverage PSNR: 37.24 -> 37.60 -> 37.65 -> 37.77Helped
Use incomplete 3×2 rather than full 3×3 image stacks (ablation)resLF · ×2 SR test datasetaverage PSNR: 37.77 -> 37.19Hurt
Use incomplete 2×3 rather than full 3×3 image stacks (ablation)resLF · ×2 SR test datasetaverage PSNR: 37.77 -> 37.09Hurt
Use incomplete 2×2 rather than full 3×3 image stacks (ablation)resLF · ×2 SR test datasetaverage PSNR: 37.77 -> 37.02Hurt
Use H3×3 rather than H9×9 angular resolution (ablation)resLF · ×2 SR test datasetaverage PSNR: 37.77 -> 37.24Hurt
Use the proposed multi-directional resLF method instead of EDSR×2 LF super-resolution · HCI1PSNR: 39.24 -> 41.09Helped
Use the proposed multi-directional resLF method instead of EDSR×2 LF super-resolution · OcclusionsPSNR: 37.61 -> 39.71Helped
Use the proposed multi-directional resLF method instead of EDSR×4 LF super-resolution · ISO Chart 12PSNR: 30.96 -> 32.57Helped

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