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Chamfer Distance

Bidirectional Chamfer Distance

把预测形状点云与真实形状点云做双向最近点匹配,衡量重建形状是否接近。

它主要评估 NOCS、shape completion 或类别级形状重建,而不是单独评价 6DoF pose;应和 pose 指标并列阅读。

Principle

原理:它究竟在惩罚什么?

公式给出计算规则;示意图帮助区分误差发生在三维模型、可见表面、图像平面还是阈值聚合层。

从预测点集到 GT 点集、以及从 GT 到预测各做一次最近邻距离,避免只覆盖一方。

它可以发现整体缺失或局部偏移,但不保证点到点拓扑对应。

DCD(N,M)=∑x∈Nmin⁡y∈M∥x−y∥22+∑y∈Mmin⁡x∈N∥x−y∥22D_{CD}(\mathcal N,\mathcal M)=\sum_{x\in\mathcal N}\min_{y\in\mathcal M}\lVert x-y\rVert_2^2+\sum_{y\in\mathcal M}\min_{x\in\mathcal N}\lVert x-y\rVert_2^2
不同工作会用平方距离、非平方距离、点数归一化或不同采样密度,必须注明实现。
预测点集真实点集双向最近邻距离
本站示意:用于理解该指标关注的误差空间,并非真实数据或原论文插图。

How to compute

计算步骤

  1. 01

    把两个形状放到同一 NOCS 或世界坐标系,并按协议采样。

  2. 02

    分别计算双向最近邻距离。

  3. 03

    求和或平均得到 CD。

Strength

适合回答

  • 无需严格点对应,适合生成/补全形状。
  • 能同时惩罚漏掉区域和多余区域。

Caveat

读表时要警惕

  • CD 低不一定代表 pose 正确;形状与姿态应分别报告。
  • 对点密度、离群点和单位高度敏感。

Paper atlas

文献库中哪些论文报告了它?

由论文的原始指标写法自动归一化得到。直接报告与通过上层协议关联的论文会明确区分。

在文献库筛选
24关联论文
24直接报告
0通过协议关联
2026 直接报告

Active Tactile Exploration for Rigid Body Pose and Shape Estimation

ICRA · Ethan K. Gordon, Bruke Baraki, Hien Bui 等

原始写法:Chamfer Distance / bidirectional Chamfer distance in mm
2026 直接报告

CanoVerse: 3D Object Scalable Canonicalization and Dataset for Generation and Pose

ECCV · Li Jin, Yuchen Yang, Weikai Chen 等

原始写法:Chamfer Distance
2026 直接报告

CAOA: Completion-Assisted Object-CAD Alignment

3DV · Hiranya Garbha Kumar, Minhas Kamal, Balakrishnan Prabhakaran

原始写法:Chamfer Distance
2026 直接报告

Follow My Hold: Hand-Object Interaction Reconstruction through Geometric Guidance

3DV · Ayce Idil Aytekin, Helge Rhodin, Rishabh Dabral 等

原始写法:Chamfer Distance
2026 直接报告

GaussianArt: Unified Modeling of Geometry and Motion for Articulated Objects

3DV · Licheng Shen, Saining Zhang, Honghan Li 等

原始写法:Chamfer Distance
2026 直接报告

Reconstructing Hand-Held Objects in 3D from Images and Videos

3DV · Jane Wu, Georgios Pavlakos, Georgia Gkioxari 等

原始写法:Chamfer Distance
2026 直接报告

HIPPo: Harnessing Image-to-3D Priors for Model-Free Zero-Shot 6D Pose Estimation

ICRA / IEEE RA-L · Yibo Liu, Zhaodong Jiang, Binbin Xu 等

原始写法:Chamfer Distance / Chamfer distance
2026 直接报告

iTACO: Interactable Digital Twins of Articulated Objects from Casually Captured RGBD Videos

3DV · Weikun Peng, Jun Lv, Cewu Lu 等

原始写法:Chamfer Distance
2026 直接报告

Deep Learning-Based Object Pose Estimation: A Comprehensive Survey

IJCV · Jian Liu, Wei Sun, Hui Yang 等

原始写法:Chamfer Distance
2026 直接报告

Point2Pose: Occlusion-Recovering 6D Pose Tracking and 3D Reconstruction for Multiple Unknown Objects Via 2D Point Trackers

ECCV · Tzu-Yuan Lin, Ho Jae Lee, Kevin Doherty 等

原始写法:Chamfer Distance
2025 直接报告

Betsu-Betsu: Multi-View Separable 3D Reconstruction of Two Interacting Objects

3DV · Suhas Gopal, Rishabh Dabral, Vladislav Golyanik 等

原始写法:Chamfer Distance
2025 直接报告

CRISP: Object Pose and Shape Estimation with Test-Time Adaptation

CVPR · Jingnan Shi, Rajat Talak, Harry Zhang 等

原始写法:Chamfer distance
2025 直接报告

iFusion: Inverting Diffusion for Pose-Free Reconstruction from Sparse Views

3DV · Chin-Hsuan Wu, Yen-Chun Chen, Bolivar Solarte 等

原始写法:Chamfer Distance
2025 直接报告

InterTrack: Tracking Human Object Interaction without Object Templates

3DV · Xianghui Xie, Jan Eric Lenssen, Gerard Pons-Moll

原始写法:Chamfer Distance
2025 直接报告

OmniShape: Zero-Shot Multi-Hypothesis Shape and Pose Estimation in the Real World

ICRA · Katherine Liu, Sergey Zakharov, Dian Chen 等

原始写法:Chamfer Distance
2025 直接报告

Category-Level 6D Object Pose Estimation in Agricultural Settings Using a Lattice-Deformation Framework and Diffusion-Augmented Synthetic Data

IROS · Marios Glytsos, Panagiotis P. Filntisis, George Retsinas 等

原始写法:Chamfer distance
2025 直接报告

SDFit: 3D Object Pose and Shape by Fitting a Morphable SDF to a Single Image

ICCV · Dimitrije Antić, Georgios Paschalidis, Shashank Tripathi 等

原始写法:3D Chamfer distance
2025 直接报告

SMORE: Simultaneous Map and Object REconstruction

3DV · Nathaniel Chodosh, Anish Madan, Simon Lucey 等

原始写法:Chamfer Distance
2024 直接报告

Category-level Object Detection, Pose Estimation and Reconstruction from Stereo Images

ECCV · Chuanrui Zhang, Yonggen Ling, Minglei Lu 等

原始写法:Chamfer distance
2024 直接报告

Neural Implicit Representation for Building Digital Twins of Unknown Articulated Objects

CVPR · Yijia Weng, Bowen Wen, Jonathan Tremblay 等

原始写法:Chamfer Distance / Chamfer Distance for static / moving / whole shape
2024 直接报告

HOC-Search: Efficient CAD Model and Pose Retrieval from RGB-D Scans

3DV · Stefan Ainetter, Sinisa Stekovic, Friedrich Fraundorfer 等

原始写法:Chamfer Distance
2024 直接报告

L4D-Track: Language-to-4D Modeling Towards 6-DoF Tracking and Shape Reconstruction in 3D Point Cloud Stream

CVPR · Jingtao Sun, Yaonan Wang, Mingtao Feng 等

原始写法:Chamfer Distance
2024 直接报告

Living Scenes: Multi-object Relocalization and Reconstruction in Changing 3D Environments

CVPR · Liyuan Zhu, Shengyu Huang, Konrad Schindler 等

原始写法:Chamfer distance
2024 直接报告

NeuSurfEmb: A Complete Pipeline for Dense Correspondence-Based 6D Object Pose Estimation without CAD Models

IROS · Francesco Milano, Jen Jen Chung, Hermann Blum 等

原始写法:forward Chamfer distance
定义与协议来源展开查看原始论文、综述和官方评测页面。