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Exploring Motion Ambiguity and Alignment for High-Quality Video Frame Interpolation

CVPR 2023 · Video › Video segmentation and tracking · approach: Video frame interpolation · 21 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use motion ambiguity-aware texture consistency loss alongside L1 supervision (ablation)Baseline VFI model · Vimeo-Triplets-TestPSNR: 35.90 -> 36.21; +0.31Helped
Add cross-scale pyramid alignment (ablation)Baseline VFI model · Vimeo-Triplets-TestPSNR: 35.90 -> 36.56; +0.66Helped
Use both TCL and CSPA (ablation)Full VFI model · Vimeo-Triplets-TestPSNR: 35.90 -> 36.76; +0.86Helped
Set the TCL weight alpha to 0.1 rather than 0 (ablation)TCL VFI model · Vimeo-Triplets-TestPSNR: 36.56 -> 36.76Helped
Increase TCL weight alpha from 0.1 to 2.0 (ablation)TCL VFI model · Vimeo-Triplets-TestPSNR: 36.76 -> 36.54Hurt
Set TCL weight alpha to 10.0 (ablation)TCL VFI model · Vimeo-Triplets-TestPSNRHurt
Increase TCL patch size from 3 to 7 (ablation)TCL VFI model · Vimeo-Triplets-TestPSNR: 36.76 -> 36.56Hurt
Use RGB rather than census-space patch matching for TCL (ablation)TCL VFI model · Vimeo-Triplets-TestPSNR: 36.76 -> 36.57Hurt
Use the proposed model instead of SoftSplatSingle-frame VFI · Vimeo-Triplets-TestPSNR: 36.10 -> 36.76; 0.66dBHelped
Use the proposed model instead of QVIMulti-frame VFI · Vimeo90K-7fPSNR: 35.19 -> 36.50Helped
Use the proposed extrapolation model instead of FLAVRVideo frame extrapolation · Vimeo-Triplets-TestPSNR: 31.14 -> 32.05; 0.91dBHelped
Add two VFI-generated intermediate frames to the BasicVSR inputBasicVSR · Video super-resolutionPSNR: 26.65 -> 26.75; ↑ 0.1Helped

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