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Direct prediction of 3D body pose and shape remains a challenge even for highly parameterized deep learning models. Mapping from the 2D image space to the prediction space is difficult: perspective ambiguities make the loss function noisy…

计算机视觉与模式识别 · 计算机科学 2018-08-20 Mohamed Omran , Christoph Lassner , Gerard Pons-Moll , Peter V. Gehler , Bernt Schiele

The common approach to 3D human pose estimation is predicting the body joint coordinates relative to the hip. This works well for a single person but is insufficient in the case of multiple interacting people. Methods predicting absolute…

计算机视觉与模式识别 · 计算机科学 2019-04-15 Márton Véges , András Lőrincz

Most recent 6D pose estimation frameworks first rely on a deep network to establish correspondences between 3D object keypoints and 2D image locations and then use a variant of a RANSAC-based Perspective-n-Point (PnP) algorithm. This…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Yinlin Hu , Pascal Fua , Wei Wang , Mathieu Salzmann

We propose a single-stage, category-level 6-DoF pose estimation algorithm that simultaneously detects and tracks instances of objects within a known category. Our method takes as input the previous and current frame from a monocular RGB…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Yunzhi Lin , Jonathan Tremblay , Stephen Tyree , Patricio A. Vela , Stan Birchfield

We present GigaPose, a fast, robust, and accurate method for CAD-based novel object pose estimation in RGB images. GigaPose first leverages discriminative "templates", rendered images of the CAD models, to recover the out-of-plane rotation…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Van Nguyen Nguyen , Thibault Groueix , Mathieu Salzmann , Vincent Lepetit

State-of-the-art object pose estimation handles multiple instances in a test image by using multi-model formulations: detection as a first stage and then separately trained networks per object for 2D-3D geometric correspondence prediction…

计算机视觉与模式识别 · 计算机科学 2022-08-23 Stefan Thalhammer , Timothy Patten , Markus Vincze

The accurate estimation of six degrees-of-freedom (6DoF) object poses is essential for many applications in robotics and augmented reality. However, existing methods for 6DoF pose estimation often depend on CAD templates or dense support…

计算机视觉与模式识别 · 计算机科学 2023-06-14 Panwang Pan , Zhiwen Fan , Brandon Y. Feng , Peihao Wang , Chenxin Li , Zhangyang Wang

Given a single scene image, this paper proposes a method of Category-level 6D Object Pose and Size Estimation (COPSE) from the point cloud of the target object, without external real pose-annotated training data. Specifically, beyond the…

计算机视觉与模式识别 · 计算机科学 2022-04-12 Haitao Lin , Zichang Liu , Chilam Cheang , Yanwei Fu , Guodong Guo , Xiangyang Xue

Learning model-free object pose estimation for unseen instances remains a fundamental challenge in 3D vision. Existing methods typically fall into two disjoint paradigms: category-level approaches predict absolute poses in a canonical space…

计算机视觉与模式识别 · 计算机科学 2026-03-25 Weihang Li , Lorenzo Garattoni , Fabien Despinoy , Nassir Navab , Benjamin Busam

In this work, we address the challenging task of 3D object recognition without the reliance on real-world 3D labeled data. Our goal is to predict the 3D shape, size, and 6D pose of objects within a single RGB-D image, operating at the…

计算机视觉与模式识别 · 计算机科学 2023-10-20 Mayank Lunayach , Sergey Zakharov , Dian Chen , Rares Ambrus , Zsolt Kira , Muhammad Zubair Irshad

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…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Ivano Donadi , Alberto Pretto

This paper focuses on the challenging problem of 3D pose estimation of a diverse spectrum of articulated objects from single depth images. A novel structured prediction approach is considered, where 3D poses are represented as skeletal…

计算机视觉与模式识别 · 计算机科学 2016-12-05 Yu Zhang , Chi Xu , Li Cheng

The task of estimating the 6D pose of an object from RGB images can be broken down into two main steps: an initial pose estimation step, followed by a refinement procedure to correctly register the object and its observation. In this paper,…

计算机视觉与模式识别 · 计算机科学 2021-01-06 Stefan Stevsic , Otmar Hilliges

Object 6D pose estimation, a crucial task for robotics and augmented reality applications, becomes particularly challenging when dealing with novel objects whose 3D models are not readily available. To reduce dependency on 3D models, recent…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Dexin Zuo , Ang Li , Wei Wang , Wenxian Yu , Danping Zou

This paper presents an approach to estimating the continuous 6-DoF pose of an object from a single RGB image. The approach combines semantic keypoints predicted by a convolutional network (convnet) with a deformable shape model. Unlike…

Many object pose estimation algorithms rely on the analysis-by-synthesis framework which requires explicit representations of individual object instances. In this paper we combine a gradient-based fitting procedure with a parametric neural…

计算机视觉与模式识别 · 计算机科学 2020-08-20 Xu Chen , Zijian Dong , Jie Song , Andreas Geiger , Otmar Hilliges

Object pose estimation, crucial in computer vision and robotics applications, faces challenges with the diversity of unseen categories. We propose a zero-shot method to achieve category-level 6-DOF object pose estimation, which exploits…

计算机视觉与模式识别 · 计算机科学 2025-01-07 Wentian Qu , Chenyu Meng , Heng Li , Jian Cheng , Cuixia Ma , Hongan Wang , Xiao Zhou , Xiaoming Deng , Ping Tan

3D pose estimation is a key component of many important computer vision tasks such as autonomous navigation and 3D scene understanding. Most state-of-the-art approaches to 3D pose estimation solve this problem as a pose-classification…

计算机视觉与模式识别 · 计算机科学 2017-08-21 Siddharth Mahendran , Haider Ali , Rene Vidal

Real-time robotic grasping, supporting a subsequent precise object-in-hand operation task, is a priority target towards highly advanced autonomous systems. However, such an algorithm which can perform sufficiently-accurate grasping with…

计算机视觉与模式识别 · 计算机科学 2021-11-12 Tuan-Tang Le , Trung-Son Le , Yu-Ru Chen , Joel Vidal , Chyi-Yeu Lin

We propose a keypoint-based object-level SLAM framework that can provide globally consistent 6DoF pose estimates for symmetric and asymmetric objects alike. To the best of our knowledge, our system is among the first to utilize the camera…

机器人学 · 计算机科学 2022-07-14 Nathaniel Merrill , Yuliang Guo , Xingxing Zuo , Xinyu Huang , Stefan Leutenegger , Xi Peng , Liu Ren , Guoquan Huang