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Hierarchical Motion Understanding via Motion Programs

CVPR 2021 · Video › Video segmentation and tracking · approach: Physics-inspired motion prediction · 12 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Supply target poses generated by motion programs to SepConvSepConv video interpolation · PoseWarp 8xaverage keypoint difference: 3.275 -> 2.840Helped
Supply target poses generated by motion programs to SepConvSepConv video interpolation · GolfDB 8xaverage keypoint difference: 6.900 -> 5.669Helped
Supply target poses generated by motion programs to SepConvSepConv video interpolation · GolfDB 2xaverage keypoint difference: 2.308 -> 2.432Hurt
Add input pose heatmaps without motion-program target poses (ablation)SepConv video interpolation · GolfDB 8xaverage keypoint difference: 6.900 -> 7.317Hurt
Encode poses as motion programsGolfDB train-set pose representation · GolfDB train setparameters per video: 1,623 -> 253Helped
Use abstract programs with loops to detect repetitive segmentsMotion programs · cardio00precision: 88.57Helped
Use abstract programs with loops to detect repetitive segmentsMotion programs · cardio00recall: 58.06Hurt
Use abstract programs with loops to detect repetitive segmentsMotion programs · cardio01recall: 90.47Helped

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