CleanPose: Category-Level Object Pose Estimation via Causal Learning and Knowledge Distillation
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Abstract (arXiv)
Category-level object pose estimation aims to recover the rotation, translation and size of unseen instances within predefined categories. In this task, deep neural network-based methods have demonstrated remarkable performance. However, previous studies show they suffer from spurious correlations raised by "unclean" confounders in models, hindering their performance on novel instances with significant variations. To address this issue, we propose CleanPose, a novel approach integrating causal learning and knowledge distillation to enhance category-level pose estimation. To mitigate the negative effect of unobserved confounders, we develop a causal inference module based on front-door adjustment, which promotes unbiased estimation by reducing potential spurious correlations. Additionally, to further improve generalization ability, we devise a residual-based knowledge distillation method that has proven effective in providing comprehensive category information guidance. Extensive experiments across multiple benchmarks (REAL275, CAMERA25 and HouseCat6D) hightlight the superiority of proposed CleanPose over state-of-the-art methods. Code will be available at https://github.com/chrislin0621/CleanPose.
Key facts. Cited by 9 papers in the map (data through 7 Oct 2026). Builds on 49 of its 62 references that are in the map. First posted on arXiv 3 Feb 2025.
Builds on
49 of 62 references.
References · 49
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37 more
- 2019Normalized Object Coordinate Space for Category-Level 6D Object Pose and Size Estimationcited by 490
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- 2019DenseFusion: 6D Object Pose Estimation by Iterative Dense Fusioncited by 352
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- 2021SAR-Net: Shape Alignment and Recovery Network for Category-level 6D Object Pose and Size Estimationcited by 53
- 2023SecondPose: SE(3)-Consistent Dual-Stream Feature Fusion for Category-Level Pose Estimationcited by 52
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- 2024Vision-and-Language Navigation via Causal Learningcited by 51
- 2023HS-Pose: Hybrid Scope Feature Extraction for Category-level Object Pose Estimationcited by 47
- 2023GenPose: Generative Category-level Object Pose Estimation via Diffusion Modelscited by 47
- 2022PhoCaL: A Multi-Modal Dataset for Category-Level Object Pose Estimation with Photometrically Challenging Objectscited by 45
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- 2021ACR-Pose: Adversarial Canonical Representation Reconstruction Network for Category Level 6D Object Pose Estimationcited by 20
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- 2024Omni6D: Large-Vocabulary 3D Object Dataset for Category-Level 6D Object Pose Estimationcited by 11
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- 2023TransPose: 6D Object Pose Estimation with Geometry-Aware Transformercited by 7
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Built on by
Citing papers per year: 2025: 2; 2026: 7.
9 papers.
- 2025Distilling 3D distinctive local descriptors for 6D pose estimationcited by 4
- 2026ComPose: A Unified Completion-Pose Framework for Robust Category-Level Object Pose Estimationcited by 3
- 2025Instance-Adaptive Keypoint Learning with Local-to-Global Geometric Aggregation for Category-Level Object Pose Estimationcited by 1
- 2026CanoVerse: 3D Object Scalable Canonicalization and Dataset for Generation and Posecited by 1
- 2026CIGPose: Causal Intervention Graph Neural Network for Whole-Body Pose Estimationcited by 1
- 2026MemPose: Category-level Object Pose Estimation with Memorycited by 1
- 2026DecomPose: Disentangling Cross-Category Optimization Contention for Category-Level 6D Object Pose Estimationcited by 0
- 2026UniPose9D: Universal Category-Agnostic Object Pose Estimationcited by 0
- 2026GenCOPE: Syn2Real Generalized Category-Level Object Pose Estimation for Robotic Pickingcited by 0
- 2026GenCOPE: Syn2Real Generalized Category-Level Object Pose Estimation for Robotic Picking1 Oct 2026
- 2026UniPose9D: Universal Category-Agnostic Object Pose Estimation10 Jul 2026
- 2026MemPose: Category-level Object Pose Estimation with Memory6 Jul 2026
- 2026ComPose: A Unified Completion-Pose Framework for Robust Category-Level Object Pose Estimation25 May 2026
- 2026DecomPose: Disentangling Cross-Category Optimization Contention for Category-Level 6D Object Pose Estimation15 May 2026
- 2026CIGPose: Causal Intervention Graph Neural Network for Whole-Body Pose Estimation10 Mar 2026
- 2026CanoVerse: 3D Object Scalable Canonicalization and Dataset for Generation and Pose7 Mar 2026
- 2025Instance-Adaptive Keypoint Learning with Local-to-Global Geometric Aggregation for Category-Level Object Pose Estimation21 Apr 2025
- 2025Distilling 3D distinctive local descriptors for 6D pose estimation19 Mar 2025