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Robust and accurate localization is critical for autonomous driving. Traditional GNSS-based localization methods suffer from signal occlusion and multipath effects in urban environments. Meanwhile, methods relying on high-definition (HD)…

Computer Vision and Pattern Recognition · Computer Science 2025-03-03 Zijie Zhou , Zhangshuo Qi , Luqi Cheng , Guangming Xiong

The topic of multi-person pose estimation has been largely improved recently, especially with the development of convolutional neural network. However, there still exist a lot of challenging cases, such as occluded keypoints, invisible…

Computer Vision and Pattern Recognition · Computer Science 2018-04-10 Yilun Chen , Zhicheng Wang , Yuxiang Peng , Zhiqiang Zhang , Gang Yu , Jian Sun

Optical cameras are gaining popularity as the suitable sensor for relative navigation in space due to their attractive sizing, power and cost properties when compared to conventional flight hardware or costly laser-based systems. However, a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Duarte Rondao , Nabil Aouf , Mark A. Richardson , Vincent Dubanchet

Reliable relative pose estimation is a key enabler for autonomous rendezvous and proximity operations, yet space imagery is notoriously challenging due to extreme illumination, high contrast, and fast target motion. Event cameras provide…

Robotics · Computer Science 2026-04-07 Arunkumar Rathinam , Jules Lecomte , Jost Reelsen , Gregor Lenz , Axel von Arnim , Djamila Aouada

Despite the recent progress, 3D multi-person pose estimation from monocular videos is still challenging due to the commonly encountered problem of missing information caused by occlusion, partially out-of-frame target persons, and…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Yu Cheng , Bo Wang , Bo Yang , Robby T. Tan

We propose a new method for object pose estimation without CAD models. The previous feature-matching-based method OnePose has shown promising results under a one-shot setting which eliminates the need for CAD models or object-specific…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Xingyi He , Jiaming Sun , Yuang Wang , Di Huang , Hujun Bao , Xiaowei Zhou

2D-to-3D human pose lifting is a fundamental challenge for 3D human pose estimation in monocular video, where graph convolutional networks (GCNs) and attention mechanisms have proven to be inherently suitable for encoding the…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Kai Zhai , Ziyan Huang , Qiang Nie , Xiang Li , Bo Ouyang

Monocular 3D pose estimators produce camera-centered skeletons, creating view-dependent kinematic signals that complicate comparative analysis in applications such as health and sports science. We present 3DPCNet, a compact,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Tharindu Ekanayake , Constantino Álvarez Casado , Miguel Bordallo López

We propose GeoNet, a jointly unsupervised learning framework for monocular depth, optical flow and ego-motion estimation from videos. The three components are coupled by the nature of 3D scene geometry, jointly learned by our framework in…

Computer Vision and Pattern Recognition · Computer Science 2018-03-13 Zhichao Yin , Jianping Shi

We propose a new 6-DoF grasp pose synthesis approach from 2D/2.5D input based on keypoints. Keypoint-based grasp detector from image input has demonstrated promising results in the previous study, where the additional visual information…

Robotics · Computer Science 2023-05-02 Yiye Chen , Ruinian Xu , Yunzhi Lin , Hongyi Chen , Patricio A. Vela

Despite the success in 6D pose estimation in bin-picking scenarios, existing methods still struggle to produce accurate prediction results for symmetry objects and real world scenarios. The primary bottlenecks include 1) the ambiguity…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Ding-Tao Huang , En-Te Lin , Lipeng Chen , Li-Fu Liu , Long Zeng

6D object pose estimation is a fundamental problem in computer vision. Convolutional Neural Networks (CNNs) have recently proven to be capable of predicting reliable 6D pose estimates even from monocular images. Nonetheless, CNNs are…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Gu Wang , Fabian Manhardt , Jianzhun Shao , Xiangyang Ji , Nassir Navab , Federico Tombari

We address the problem of estimating the relative 6D pose, i.e., position and orientation, of a target spacecraft, from a monocular image, a key capability for future autonomous Rendezvous and Proximity Operations. Due to the difficulty of…

Computer Vision and Pattern Recognition · Computer Science 2025-09-19 Antoine Legrand , Renaud Detry , Christophe De Vleeschouwer

Reliable pose estimation of uncooperative satellites is a key technology for enabling future on-orbit servicing and debris removal missions. The Kelvins Satellite Pose Estimation Challenge aims at evaluating and comparing monocular…

Computer Vision and Pattern Recognition · Computer Science 2021-08-16 Mate Kisantal , Sumant Sharma , Tae Ha Park , Dario Izzo , Marcus Märtens , Simone D'Amico

Monocular visual localization plays a pivotal role in advanced driver assistance systems and autonomous driving by estimating a vehicle's ego-motion from a single pinhole camera. Nevertheless, conventional monocular visual odometry…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Hui Zhang , Zhiyang Wu , Qianqian Shangguan , Kang An

6-DoF object-agnostic grasping in unstructured environments is a critical yet challenging task in robotics. Most current works use non-optimized approaches to sample grasp locations and learn spatial features without concerning the grasping…

Robotics · Computer Science 2023-12-07 Haowen Wang , Wanhao Niu , Chungang Zhuang

Existing skeleton-based 3D human pose estimation methods only predict joint positions. Although the yaw and pitch of bone rotations can be derived from joint positions, the roll around the bone axis remains unresolved. We present…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Soubarna Banik , Edvard Avagyan , Sayantan Auddy , Alejandro Mendoza Gracia , Alois Knoll

Various deep learning techniques have been proposed to solve the single-view 2D-to-3D pose estimation problem. While the average prediction accuracy has been improved significantly over the years, the performance on hard poses with depth…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Ailing Zeng , Xiao Sun , Lei Yang , Nanxuan Zhao , Minhao Liu , Qiang Xu

Pose estimation is a crucial task in computer vision, with wide applications in autonomous driving, human motion capture, and virtual reality. However, existing methods still face challenges in achieving high accuracy, particularly in…

Computer Vision and Pattern Recognition · Computer Science 2024-09-13 Liang Feng , Ming Xu , Lihua Wen , Zhixuan Shen

Object pose estimation is a fundamental computer vision task exploited in several robotics and augmented reality applications. Many established approaches rely on predicting 2D-3D keypoint correspondences using RANSAC (Random sample…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Ivano Donadi , Alberto Pretto