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Research map / 3D vision / Human pose estimation

Single-Stage 6D Object Pose Estimation

CVPR 2020 · 3D vision › Human pose estimation · approach: Instance-level 6D object pose · 216 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Replace PVNet's RANSAC-based fusion with the single-stage pose networkPVNet · Occluded-LINEMODADD-0.1d: 40.8 -> 43.3Helped
Replace PVNet's RANSAC-based fusion with the single-stage pose networkPVNet · Occluded-LINEMODREP-5px: 61.1 -> 62.3Helped
Replace PVNet's RANSAC-based fusion with the single-stage pose networkPVNet · Occluded-LINEMODtotal time (ms): 40 -> 22Helped
Replace SegDriven's RANSAC-based post-processing with the pose networkSegDriven · Occluded-LINEMODADD-0.1d: 27.0 -> 32.3Helped
Replace correspondence fusion with the single-stage pose networkSegDriven · YCB-VideoADD-0.1d: 39.0 -> 53.9Helped
Replace correspondence fusion with the single-stage pose networkPVNet · YCB-VideoREP-5px: 47.4 -> 48.7Helped
Ignore fixed keypoint-cluster order by using one max-pooling operation over all correspondences (ablation)Single-stage pose network · Synthetic datapose accuracyHurt
Use the single-stage pose network instead of RANSAC-based PnPCorrespondence-based pose estimation · Synthetic data with increasing correspondence noisepose accuracyMixed
Use the single-stage network rather than voting-based PnPPVNet-style 3D-point-to-2D-vector correspondences · Synthetic data with increasing correspondence noisepose accuracyMixed
Add instance normalization or batch normalization (ablation)Grouped feature aggregation network · Pose estimation from correspondence clustersperformanceNo clear effect
Use shared 3D keypoints across object types instead of object-specific keypoints (ablation)Correspondence-extraction network · Real-data object pose estimationaccuracyNo clear effect
Represent correspondence coordinates as grid-cell centers plus offsets instead of direct image coordinates (ablation)Correspondence-extraction network · Real-data object pose estimationperformanceHelped

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