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The estimation of the camera poses associated with a set of images commonly relies on feature matches between the images. In contrast, we are the first to address this challenge by using objectness regions to guide the pose estimation…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Matteo Taiana , Matteo Toso , Stuart James , Alessio Del Bue

Hand pose estimation from monocular depth images has been an important and challenging problem in the Computer Vision community. In this paper, we present a novel approach to estimate 3D hand joint locations from 2D depth images. Unlike…

Computer Vision and Pattern Recognition · Computer Science 2020-02-21 Rohan Lekhwani , Bhupendra Singh

3D object detection is an essential task in autonomous driving and robotics. Though great progress has been made, challenges remain in estimating 3D pose for distant and occluded objects. In this paper, we present a novel framework named…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Zhenbo Xu , Wei Zhang , Xiaoqing Ye , Xiao Tan , Wei Yang , Shilei Wen , Errui Ding , Ajin Meng , Liusheng Huang

We introduce CenDerNet, a framework for 6D pose estimation from multi-view images based on center and curvature representations. Finding precise poses for reflective, textureless objects is a key challenge for industrial robotics. Our…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Peter De Roovere , Rembert Daems , Jonathan Croenen , Taoufik Bourgana , Joris de Hoog , Francis Wyffels

3D object detection and dense depth estimation are one of the most vital tasks in autonomous driving. Multiple sensor modalities can jointly attribute towards better robot perception, and to that end, we introduce a method for jointly…

Computer Vision and Pattern Recognition · Computer Science 2021-09-16 Shubham Shrivastava

This paper addresses the task of relative camera pose estimation from raw image pixels, by means of deep neural networks. The proposed RPNet network takes pairs of images as input and directly infers the relative poses, without the need of…

Computer Vision and Pattern Recognition · Computer Science 2018-09-25 Sovann En , Alexis Lechervy , Frédéric Jurie

Estimating the 6D pose of objects from images is an important problem in various applications such as robot manipulation and virtual reality. While direct regression of images to object poses has limited accuracy, matching rendered images…

Computer Vision and Pattern Recognition · Computer Science 2019-10-03 Yi Li , Gu Wang , Xiangyang Ji , Yu Xiang , Dieter Fox

We introduce FocalPose++, a neural render-and-compare method for jointly estimating the camera-object 6D pose and camera focal length given a single RGB input image depicting a known object. The contributions of this work are threefold.…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Martin Cífka , Georgy Ponimatkin , Yann Labbé , Bryan Russell , Mathieu Aubry , Vladimir Petrik , Josef Sivic

This work proposes a novel pose estimation model for object categories that can be effectively transferred to previously unseen environments. The deep convolutional network models (CNN) for pose estimation are typically trained and…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Negar Nejatishahidin , Pooya Fayyazsanavi , Jana Kosecka

Estimating 6D poses of objects is an essential computer vision task. However, most conventional approaches rely on camera data from a single perspective and therefore suffer from occlusions. We overcome this issue with our novel multi-view…

Computer Vision and Pattern Recognition · Computer Science 2022-08-03 Fabian Duffhauss , Tobias Demmler , Gerhard Neumann

Humans can easily deduce the relative pose of a previously unseen object, without labeling or training, given only a single query-reference image pair. This is arguably achieved by incorporating i) 3D/2.5D shape perception from a single…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Yuan Gao , Yajing Luo , Junhong Wang , Kui Jia , Gui-Song Xia

Estimating a 6DOF object pose from a single image is very challenging due to occlusions or textureless appearances. Vector-field based keypoint voting has demonstrated its effectiveness and superiority on tackling those issues. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 Xin Yu , Zheyu Zhuang , Piotr Koniusz , Hongdong Li

In this work, we introduce a novel method for calculating the 6DoF pose of an object using a single RGB-D image. Unlike existing methods that either directly predict objects' poses or rely on sparse keypoints for pose recovery, our approach…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Zong-Wei Hong , Yen-Yang Hung , Chu-Song Chen

Accurate 6D object pose estimation is fundamental to robotic manipulation and grasping. Previous methods follow a local optimization approach which minimizes the distance between closest point pairs to handle the rotation ambiguity of…

Computer Vision and Pattern Recognition · Computer Science 2020-03-10 Meng Tian , Liang Pan , Marcelo H Ang , Gim Hee Lee

3D object detection is receiving increasing attention from both industry and academia thanks to its wide applications in various fields. In this paper, we propose Point-Voxel Region-based Convolution Neural Networks (PV-RCNNs) for 3D object…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Shaoshuai Shi , Li Jiang , Jiajun Deng , Zhe Wang , Chaoxu Guo , Jianping Shi , Xiaogang Wang , Hongsheng Li

In this paper we study the application of convolutional neural networks for jointly detecting objects depicted in still images and estimating their 3D pose. We identify different feature representations of oriented objects, and energies…

Computer Vision and Pattern Recognition · Computer Science 2015-03-03 Francisco Massa , Mathieu Aubry , Renaud Marlet

We introduce a supervised-learning framework for non-rigid point set alignment of a new kind - Displacements on Voxels Networks (DispVoxNets) - which abstracts away from the point set representation and regresses 3D displacement fields on…

Computer Vision and Pattern Recognition · Computer Science 2019-08-07 Soshi Shimada , Vladislav Golyanik , Edgar Tretschk , Didier Stricker , Christian Theobalt

In this paper, we present a simple but powerful method to tackle the problem of estimating the 6D pose of objects from a single RGB image. Our system trains a novel convolutional neural network to regress the unit quaternion, which…

Computer Vision and Pattern Recognition · Computer Science 2019-01-29 Jin Liu , Sheng He

Detecting objects and their 6D poses from only RGB images is an important task for many robotic applications. While deep learning methods have made significant progress in visual object detection and segmentation, the object pose estimation…

Computer Vision and Pattern Recognition · Computer Science 2018-03-01 Thanh-Toan Do , Ming Cai , Trung Pham , Ian Reid

As robotic systems increasingly encounter complex and unconstrained real-world scenarios, there is a demand to recognize diverse objects. The state-of-the-art 6D object pose estimation methods rely on object-specific training and therefore…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Philipp Ausserlechner , David Haberger , Stefan Thalhammer , Jean-Baptiste Weibel , Markus Vincze