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Multi-View Multi-Person 3D Pose Estimation With Plane Sweep Stereo

CVPR 2021 · 3D vision › Human pose estimation · approach: Multi-person pose estimation · 73 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Replace explicit cross-view matching with plane-sweep pose-aware depth regressionMulti-view multi-person 3D pose estimation · CampusPCP average (%): 96.7 to 97.0Helped
Replace explicit cross-view matching with plane-sweep pose-aware depth regressionMulti-view multi-person 3D pose estimation · ShelfPCP average (%): 97.4 to 97.9Helped
Use plane-sweep pose-aware depth regression instead of VoxelPoseCMU Panoptic · CMU PanopticMPJPE: 17.68mm -> 16.75mmHelped
Use local soft-argmax rather than standard soft-argmax (ablation)Person-level depth regression · CampusPCP average (%): 96.3 -> 97.0Helped
Use local soft-argmax rather than standard soft-argmax (ablation)Person-level depth regression · ShelfPCP average (%): 97.6 -> 97.9Helped
Reduce person-level depth planes from 64 to 16 (ablation)Plane-sweep depth regression · ShelfPCP (%): 97.9 -> 97.5Hurt
Reduce joint-level depth planes from 64 to 16 (ablation)Plane-sweep depth regression · ShelfPCP (%): 97.9 -> 97.2Hurt
Reduce camera count from 5 to 4 (ablation)Plane-sweep depth regression · ShelfPCP (%): 97.9 -> 97.5Hurt
Reduce camera count from 5 to 3 (ablation)Plane-sweep depth regression · ShelfPCP (%): 97.9 -> 95.1Hurt
Reduce camera count from 5 to 2 (ablation)Plane-sweep depth regression · ShelfPCP (%): 97.9 -> 92.5Hurt
Train with randomly sampled camera viewpoints and evaluate on the dataset camera set (ablation)Plane-sweep depth regression · ShelfPCP (%): 97.9 -> 97.7No clear effect
Use plane-sweep pose-aware depth regression instead of VoxelPoseMulti-view 3D pose estimation · Campusinference speed (fps): 5.5 -> 110.0Helped

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