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We introduce HybridPose, a novel 6D object pose estimation approach. HybridPose utilizes a hybrid intermediate representation to express different geometric information in the input image, including keypoints, edge vectors, and symmetry…

Computer Vision and Pattern Recognition · Computer Science 2020-10-19 Chen Song , Jiaru Song , Qixing Huang

Image feature matching is to seek, localize and identify the similarities across the images. The matched local features between different images can indicate the similarities of their content. Resilience of image feature matching to large…

Computer Vision and Pattern Recognition · Computer Science 2018-02-28 Biao Zhao , Shigang Yue

The availability of the large-scale labeled 3D poses in the Human3.6M dataset plays an important role in advancing the algorithms for 3D human pose estimation from a still image. We observe that recent innovation in this area mainly focuses…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Luyang Wang , Yan Chen , Zhenhua Guo , Keyuan Qian , Mude Lin , Hongsheng Li , Jimmy S. Ren

Purpose: Accurate detection and 6D pose estimation of surgical instruments are crucial for many computer-assisted interventions. However, supervised methods lack flexibility for new or unseen tools and require extensive annotated data. This…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Jonas Hein , Lilian Calvet , Matthias Seibold , Siyu Tang , Marc Pollefeys , Philipp Fürnstahl

Recent advances in deep learning algorithms have shown impressive progress in image copy-move forgery detection (CMFD). However, these algorithms lack generalizability in practical scenarios where the copied regions are not present in the…

Computer Vision and Pattern Recognition · Computer Science 2024-04-29 Yuanman Li , Yingjie He , Changsheng Chen , Li Dong , Bin Li , Jiantao Zhou , Xia Li

Current RGB-based 6D object pose estimation methods have achieved noticeable performance on datasets and real world applications. However, predicting 6D pose from single 2D image features is susceptible to disturbance from changing of…

Computer Vision and Pattern Recognition · Computer Science 2022-07-04 Jun Wu , Lilu Liu , Yue Wang , Rong Xiong

This project addresses the task of category-level pose estimation for articulated objects from a single depth image. We present a novel category-level approach that correctly accommodates object instances previously unseen during training.…

Computer Vision and Pattern Recognition · Computer Science 2020-04-10 Xiaolong Li , He Wang , Li Yi , Leonidas Guibas , A. Lynn Abbott , Shuran Song

Recent works on 6D object pose estimation focus on learning keypoint correspondences between images and object models, and then determine the object pose through RANSAC-based algorithms or by directly regressing the pose with end-to-end…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Jaime Corsetti , Davide Boscaini , Fabio Poiesi

A prior represents a set of beliefs or assumptions about a system, aiding inference and decision-making. In this paper, we introduce the challenge of unsupervised categorical prior learning in pose estimation, where AI models learn a…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Ziyu Wang , Shuangpeng Han , Mengmi Zhang

Reliable manipulation of previously unseen objects remains a fundamental challenge for autonomous robotic systems operating in unstructured environments. In particular, robust pick-and-place planning directly from noisy and only partial…

Robotics · Computer Science 2026-03-10 Benno Wingender , Nils Dengler , Rohit Menon , Sicong Pan , Maren Bennewitz

Single-view RGB model-based object pose estimation methods achieve strong generalization but are fundamentally limited by depth ambiguity, clutter, and occlusions. Multi-view pose estimation methods have the potential to solve these issues,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Anna Šárová Mikeštíková , Médéric Fourmy , Martin Cífka , Josef Sivic , Vladimir Petrik

Recent research on learned visual descriptors has shown promising improvements in correspondence estimation, a key component of many 3D vision tasks. However, existing descriptor learning frameworks typically require ground-truth…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Qianqian Wang , Xiaowei Zhou , Bharath Hariharan , Noah Snavely

We propose a single-shot method for simultaneous 3D object segmentation and 6-DOF pose estimation in pure 3D point clouds scenes based on a consensus that \emph{one point only belongs to one object}, i.e., each point has the potential power…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Hongsen Liu

Fully-supervised category-level pose estimation aims to determine the 6-DoF poses of unseen instances from known categories, requiring expensive mannual labeling costs. Recently, various self-supervised category-level pose estimation…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Jingtao Sun , Yaonan Wang , Mingtao Feng , Chao Ding , Mike Zheng Shou , Ajmal Saeed Mian

This letter presents KGpose, a novel end-to-end framework for 6D pose estimation of multiple objects. Our approach combines keypoint-based method with learnable pose regression through `keypoint-graph', which is a graph representation of…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Andrew Jeong

Most of existing category-level object pose estimation methods devote to learning the object category information from point cloud modality. However, the scale of 3D datasets is limited due to the high cost of 3D data collection and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Xiao Lin , Minghao Zhu , Ronghao Dang , Guangliang Zhou , Shaolong Shu , Feng Lin , Chengju Liu , Qijun Chen

Category-level object pose estimation requires both global context and local structure to ensure robustness against intra-class variations. However, 3D graph convolution (3D-GC) methods only focus on local geometry and depth information,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Eunho Lee , Chaehyeon Song , Seunghoon Jeong , Ayoung Kim

Predicting 3D human poses in real-world scenarios, also known as human pose forecasting, is inevitably subject to noisy inputs arising from inaccurate 3D pose estimations and occlusions. To address these challenges, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-16 Saeed Saadatnejad , Ali Rasekh , Mohammadreza Mofayezi , Yasamin Medghalchi , Sara Rajabzadeh , Taylor Mordan , Alexandre Alahi

We focus on the challenging problem of efficient mouse 3D pose estimation based on static images, and especially single depth images. We introduce an approach to discriminatively train the split nodes of trees in random forest to improve…

Computer Vision and Pattern Recognition · Computer Science 2015-11-25 Ashwin Nanjappa , Li Cheng , Wei Gao , Chi Xu , Adam Claridge-Chang , Zoe Bichler

We present a method that can recognize new objects and estimate their 3D pose in RGB images even under partial occlusions. Our method requires neither a training phase on these objects nor real images depicting them, only their CAD models.…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 Van Nguyen Nguyen , Yinlin Hu , Yang Xiao , Mathieu Salzmann , Vincent Lepetit