Research map / 3D vision / Human pose estimation
NIKI: Neural Inverse Kinematics With Invertible Neural Networks for 3D Human Pose and Shape Estimation
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Measured effects reported in the paper
| What was changed | Where | Measured | Effect |
|---|---|---|---|
| Use twist-and-swing mapping instead of one-stage mapping | NIKI · 3DPW-XOCC | PA-MPJPE: 64.4 -> 60.5 | Helped |
| Add the independence constraint to decouple pose and error (ablation) | NIKI · 3DPW-XOCC | MPJPE: 112.6 -> 110.7 | Helped |
| Add the independence constraint to decouple pose and error (ablation) | NIKI · 3DPW | MPJPE: 71.6 -> 71.3 | No clear effect |
| Add boundary constraints (ablation) | NIKI · 3DPW | MPJPE: 73.6 -> 71.3 | Helped |
| Add boundary constraints (ablation) | NIKI · 3DPW-XOCC | MPJPE: 112.5 -> 110.7 | Helped |
| Train in both forward and inverse directions (ablation) | NIKI · 3DPW | MPJPE: 74.0 -> 71.3 | Helped |
| Train in both forward and inverse directions (ablation) | NIKI · 3DPW-XOCC | MPJPE: 111.9 -> 110.7 | Helped |
| Add temporal affine coupling layers | NIKI · 3DPW-XOCC | MPJPE: 110.7 -> 88.9 | Helped |
| Add temporal affine coupling layers | NIKI · 3DPW | MPJPE: 71.3 -> 71.2 | Helped |
| Add heatmap conditioning (ablation) | NIKI · 3DPW | MPJPE: 71.3 -> 71.1 | Helped |
| Add heatmap conditioning (ablation) | NIKI · 3DPW-XOCC | MPJPE: 110.7 -> 110.8 | Hurt |
| Use NIKI instead of HybrIK | 3DPW-XOCC · 3DPW-XOCC | PA-MPJPE: 98.7 -> 60.5 | Helped |
Closest papers by meaning
- HybrIK: A Hybrid Analytical-Neural Inverse Kinematics Solution for 3D Human Pose and Shape Estimation (CVPR 2021 · similarity 0.89)
- IKOL: Inverse Kinematics Optimization Layer for 3D Human Pose and Shape Estimation via Gauss-Newton Differentiation (AAAI 2023 · similarity 0.88)
- 3D Human Pose Estimation From a Single Image via Distance Matrix Regression (CVPR 2017 · similarity 0.87)
- PLIKS: A Pseudo-Linear Inverse Kinematic Solver for 3D Human Body Estimation (CVPR 2023 · similarity 0.87)
- ManiPose: Manifold-Constrained Multi-Hypothesis 3D Human Pose Estimation (NeurIPS 2024 · similarity 0.85)
- TokenHMR: Advancing Human Mesh Recovery with a Tokenized Pose Representation (CVPR 2024 · similarity 0.85)
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