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We present an approach to learn dense, continuous 2D-3D correspondence distributions over the surface of objects from data with no prior knowledge of visual ambiguities like symmetry. We also present a new method for 6D pose estimation of…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Rasmus Laurvig Haugaard , Anders Glent Buch

The challenges of learning a robust 6D pose function lie in 1) severe occlusion and 2) systematic noises in depth images. Inspired by the success of point-pair features, the goal of this paper is to recover the 6D pose of an object instance…

计算机视觉与模式识别 · 计算机科学 2022-05-10 Zelin Xu , Yichen Zhang , Ke Chen , Kui Jia

This paper addresses the task of estimating the 6 degrees of freedom pose of a known 3D object from depth information represented by a point cloud. Deep features learned by convolutional neural networks from color information have been the…

计算机视觉与模式识别 · 计算机科学 2020-01-27 Ge Gao , Mikko Lauri , Yulong Wang , Xiaolin Hu , Jianwei Zhang , Simone Frintrop

We propose a human pose estimation framework that solves the task in the regression-based fashion. Unlike previous regression-based methods, which often fall behind those state-of-the-art methods, we formulate the pose estimation task into…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Weian Mao , Yongtao Ge , Chunhua Shen , Zhi Tian , Xinlong Wang , Zhibin Wang

Symmetric objects are common in daily life and industry, yet their inherent orientation ambiguities that impede the training of deep learning networks for pose estimation are rarely discussed in the literature. To cope with these…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Andreas Kriegler , Csaba Beleznai , Margrit Gelautz

The most recent trend in estimating the 6D pose of rigid objects has been to train deep networks to either directly regress the pose from the image or to predict the 2D locations of 3D keypoints, from which the pose can be obtained using a…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Yinlin Hu , Joachim Hugonot , Pascal Fua , Mathieu Salzmann

We present a novel two-view geometry estimation framework which is based on a differentiable robust loss function fitting. We propose to treat the robust fundamental matrix estimation as an implicit layer, which allows us to avoid…

计算机视觉与模式识别 · 计算机科学 2024-10-24 Vladislav Pyatov , Iaroslav Koshelev , Stamatis Lefkimmiatis

Visual localization is the task of accurate camera pose estimation in a known scene. It is a key problem in computer vision and robotics, with applications including self-driving cars, Structure-from-Motion, SLAM, and Mixed Reality.…

计算机视觉与模式识别 · 计算机科学 2019-03-19 Torsten Sattler , Qunjie Zhou , Marc Pollefeys , Laura Leal-Taixe

We present a novel technique to estimate the 6D pose of objects from single images where the 3D geometry of the object is only given approximately and not as a precise 3D model. To achieve this, we employ a dense 2D-to-3D correspondence…

计算机视觉与模式识别 · 计算机科学 2023-09-01 Maximilian Ulmer , Maximilian Durner , Martin Sundermeyer , Manuel Stoiber , Rudolph Triebel

We propose a viewpoint invariant model for 3D human pose estimation from a single depth image. To achieve this, our discriminative model embeds local regions into a learned viewpoint invariant feature space. Formulated as a multi-task…

计算机视觉与模式识别 · 计算机科学 2016-07-27 Albert Haque , Boya Peng , Zelun Luo , Alexandre Alahi , Serena Yeung , Li Fei-Fei

Numerous works concerning head pose estimation (HPE) offer algorithms or proposed neural network-based approaches for extracting Euler angles from either facial key points or directly from images of the head region. However, many works…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Huei-Chung Hu , Xuyang Wu , Yuan Wang , Yi Fang , Hsin-Tai Wu

Estimating robot pose from RGB images is a crucial problem in computer vision and robotics. While previous methods have achieved promising performance, most of them presume full knowledge of robot internal states, e.g. ground-truth robot…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Shikun Ban , Juling Fan , Xiaoxuan Ma , Wentao Zhu , Yu Qiao , Yizhou Wang

This paper proposes a universal framework, called OVE6D, for model-based 6D object pose estimation from a single depth image and a target object mask. Our model is trained using purely synthetic data rendered from ShapeNet, and, unlike most…

计算机视觉与模式识别 · 计算机科学 2022-04-11 Dingding Cai , Janne Heikkilä , Esa Rahtu

Object 6D pose estimation is a fundamental task in many applications. Conventional methods solve the task by detecting and matching the keypoints, then estimating the pose. Recent efforts bringing deep learning into the problem mainly…

计算机视觉与模式识别 · 计算机科学 2021-02-25 Weitong Hua , Zhongxiang Zhou , Jun Wu , Huang Huang , Yue Wang , Rong Xiong

Tracking the 6D pose of objects in video sequences is important for robot manipulation. This work presents se(3)-TrackNet, a data-driven optimization approach for long term, 6D pose tracking. It aims to identify the optimal relative pose…

计算机视觉与模式识别 · 计算机科学 2022-02-10 Bowen Wen , Chaitanya Mitash , Kostas Bekris

Human pose and shape (HPS) estimation with lensless imaging is not only beneficial to privacy protection but also can be used in covert surveillance scenarios due to the small size and simple structure of this device. However, this task…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Haoyang Ge , Qiao Feng , Hailong Jia , Xiongzheng Li , Xiangjun Yin , You Zhou , Jingyu Yang , Kun Li

Accurate 6D object pose estimation is a fundamental capability for embodied agents, yet remains highly challenging in open-world environments. Many existing methods often rely on closed-set assumptions or geometry-agnostic regression…

机器人学 · 计算机科学 2026-04-06 Michael Zhang , Wei Ying , Fangwen Chen , Shifeng Bai , Hanwen Kang

We introduce RoboPose, a method to estimate the joint angles and the 6D camera-to-robot pose of a known articulated robot from a single RGB image. This is an important problem to grant mobile and itinerant autonomous systems the ability to…

计算机视觉与模式识别 · 计算机科学 2021-04-20 Yann Labbé , Justin Carpentier , Mathieu Aubry , Josef Sivic

Human head pose estimation in images has applications in many fields such as human-computer interaction or video surveillance tasks. In this work, we address this problem, defined here as the estimation of both vertical (tilt/pitch) and…

计算机视觉与模式识别 · 计算机科学 2020-11-04 Rafael Berral-Soler , Francisco J. Madrid-Cuevas , Rafael Muñoz-Salinas , Manuel J. Marín-Jiménez

Relative pose estimation, a fundamental computer vision problem, has been extensively studied for decades. Existing methods either estimate and decompose the essential matrix or directly estimate the rotation and translation to obtain the…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Hongbo Zhao , Ziwei Long , Mengtan Zhang , Hanli Wang , Qijun Chen , Rui Fan