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The point pair feature (PPF) is widely used for 6D pose estimation. In this paper, we propose an efficient 6D pose estimation method based on the PPF framework. We introduce a well-targeted down-sampling strategy that focuses more on edge…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Chenyi Liu , Fei Chen , Lu Deng , Renjiao Yi , Lintao Zheng , Chenyang Zhu , Jia Wang , Kai Xu

The primary challenge in computer vision is precisely calculating the pose of 6D objects, however many current approaches are still fragile and have trouble generalizing from synthetic data to real-world situations with fluctuating…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Md Selim Sarowar , Sungho Kim

Detecting objects and estimating their 6D poses is essential for automated systems to interact safely with the environment. Most 6D pose estimators, however, rely on a single camera frame and suffer from occlusions and ambiguities due to…

计算机视觉与模式识别 · 计算机科学 2023-07-04 Fabian Duffhauss , Sebastian Koch , Hanna Ziesche , Ngo Anh Vien , Gerhard Neumann

Machine learning techniques, namely convolutional neural networks (CNN) and regression forests, have recently shown great promise in performing 6-DoF localization of monocular images. However, in most cases image-sequences, rather only…

计算机视觉与模式识别 · 计算机科学 2017-08-01 Ronald Clark , Sen Wang , Andrew Markham , Niki Trigoni , Hongkai Wen

6D Object pose estimation is a fundamental component in robotics enabling efficient interaction with the environment. It is particularly challenging in bin-picking applications, where many objects are low-feature and reflective, and…

计算机视觉与模式识别 · 计算机科学 2023-03-30 Alan Li , Angela P. Schoellig

Articulation-centric 2D/3D pose supervision forms the core training objective in most existing 3D human pose estimation techniques. Except for synthetic source environments, acquiring such rich supervision for each real target domain at…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Mugalodi Rakesh , Jogendra Nath Kundu , Varun Jampani , R. Venkatesh Babu

In this work, we tackle the essential problem of scale inconsistency for self-supervised joint depth-pose learning. Most existing methods assume that a consistent scale of depth and pose can be learned across all input samples, which makes…

计算机视觉与模式识别 · 计算机科学 2021-09-06 Wang Zhao , Shaohui Liu , Yezhi Shu , Yong-Jin Liu

Cross-view localization aims to estimate the 3-DoF pose of a ground-view image by aligning it with aerial or satellite imagery. Existing methods typically address this task through direct regression or feature alignment in a shared…

计算机视觉与模式识别 · 计算机科学 2025-11-20 Panwang Xia , Qiong Wu , Lei Yu , Yi Liu , Mingtao Xiong , Xudong Lu , Yi Liu , Haoyu Guo , Yongxiang Yao , Junjian Zhang , Xiangyuan Cai , Hongwei Hu , Zhi Zheng , Yongjun Zhang , Yi Wan

3D pose estimation from a single 2D image is an important and challenging task in computer vision with applications in autonomous driving, robot manipulation and augmented reality. Since 3D pose is a continuous quantity, a natural…

计算机视觉与模式识别 · 计算机科学 2018-05-10 Siddharth Mahendran , Haider Ali , Rene Vidal

The increasing use of 360 images across various domains has emphasized the need for robust depth estimation techniques tailored for omnidirectional images. However, obtaining large-scale labeled datasets for 360 depth estimation remains a…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Dongki Jung , Jaehoon Choi , Yonghan Lee , Dinesh Manocha

Compared to 2D object bounding-box labeling, it is very difficult for humans to annotate 3D object poses, especially when depth images of scenes are unavailable. This paper investigates whether we can estimate the object poses effectively…

计算机视觉与模式识别 · 计算机科学 2021-04-09 Zongxin Yang , Xin Yu , Yi Yang

Estimating the camera's pose given images from a single camera is a traditional task in mobile robots and autonomous vehicles. This problem is called monocular visual odometry and often relies on geometric approaches that require…

计算机视觉与模式识别 · 计算机科学 2025-01-22 André O. Françani , Marcos R. O. A. Maximo

State-of-the-art research of traditional computer vision is increasingly leveraged in the surgical domain. A particular focus in computer-assisted surgery is to replace marker-based tracking systems for instrument localization with pure…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Jonas Hein , Nicola Cavalcanti , Daniel Suter , Lukas Zingg , Fabio Carrillo , Lilian Calvet , Mazda Farshad , Marc Pollefeys , Nassir Navab , Philipp Fürnstahl

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…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Gu Wang , Fabian Manhardt , Jianzhun Shao , Xiangyang Ji , Nassir Navab , Federico Tombari

Estimating absolute camera orientations is essential for attitude estimation tasks. An established approach is to first carry out visual odometry (VO) or visual SLAM (V-SLAM), and retrieve the camera orientations (3 DOF) from the camera…

计算机视觉与模式识别 · 计算机科学 2020-10-06 Chee-Kheng Chng , Alvaro Parra , Tat-Jun Chin , Yasir Latif

Recently, RGBD-based category-level 6D object pose estimation has achieved promising improvement in performance, however, the requirement of depth information prohibits broader applications. In order to relieve this problem, this paper…

计算机视觉与模式识别 · 计算机科学 2022-08-30 Zhaoxin Fan , Zhenbo Song , Jian Xu , Zhicheng Wang , Kejian Wu , Hongyan Liu , Jun He

Contemporary monocular 6D pose estimation methods can only cope with a handful of object instances. This naturally hampers possible applications as, for instance, robots seamlessly integrated in everyday processes necessarily require the…

计算机视觉与模式识别 · 计算机科学 2020-09-14 Fabian Manhardt , Gu Wang , Benjamin Busam , Manuel Nickel , Sven Meier , Luca Minciullo , Xiangyang Ji , Nassir Navab

Head pose estimation and face alignment constitute a backbone preprocessing for many applications relying on face analysis. While both are closely related tasks, they are generally addressed separately, e.g. by deducing the head pose from…

计算机视觉与模式识别 · 计算机科学 2020-04-15 Arnaud Dapogny , Kévin Bailly , Matthieu Cord

Object pose recovery has gained increasing attention in the computer vision field as it has become an important problem in rapidly evolving technological areas related to autonomous driving, robotics, and augmented reality. Existing…

计算机视觉与模式识别 · 计算机科学 2020-04-22 Caner Sahin , Guillermo Garcia-Hernando , Juil Sock , Tae-Kyun Kim

We describe a Deep-Geometric Localizer that is able to estimate the full 6 Degree of Freedom (DoF) global pose of the camera from a single image in a previously mapped environment. Our map is a topo-metric one, with discrete topological…

计算机视觉与模式识别 · 计算机科学 2020-02-05 Tom Roussel , Punarjay Chakravarty , Gaurav Pandey , Tinne Tuytelaars , Luc Van Eycken