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In this paper, we investigate visual-based camera re-localization with neural networks for robotics and autonomous vehicles applications. Our solution is a CNN-based algorithm which predicts camera pose (3D translation and 3D rotation)…

Computer Vision and Pattern Recognition · Computer Science 2021-10-08 Arthur Moreau , Nathan Piasco , Dzmitry Tsishkou , Bogdan Stanciulescu , Arnaud de La Fortelle

Robotic manipulation of unknown objects is an important field of research. Practical applications occur in many real-world settings where robots need to interact with an unknown environment. We tackle the problem of reactive grasping by…

Robotics · Computer Science 2021-03-26 Marc Tuscher , Julian Hörz , Danny Driess , Marc Toussaint

Grasping in cluttered scenes has always been a great challenge for robots, due to the requirement of the ability to well understand the scene and object information. Previous works usually assume that the geometry information of the objects…

Robotics · Computer Science 2021-09-28 Yiming Li , Tao Kong , Ruihang Chu , Yifeng Li , Peng Wang , Lei Li

We present a self-supervised learning algorithm for 3D human pose estimation of a single person based on a multiple-view camera system and 2D body pose estimates for each view. To train our model, represented by a deep neural network, we…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Arij Bouazizi , Julian Wiederer , Ulrich Kressel , Vasileios Belagiannis

Pose estimation of 3D objects in monocular images is a fundamental and long-standing problem in computer vision. Existing deep learning approaches for 6D pose estimation typically rely on the assumption of availability of 3D object models…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Fu Li , Hao Yu , Ivan Shugurov , Benjamin Busam , Shaowu Yang , Slobodan Ilic

We propose a method for estimating the 3D pose for the camera of a mobile device in outdoor conditions, using only an untextured 2D model. Previous methods compute only a relative pose using a SLAM algorithm, or require many registered…

Computer Vision and Pattern Recognition · Computer Science 2015-03-19 Clemens Arth , Christian Pirchheim , Jonathan Ventura , Vincent Lepetit

Camera relocalization, a cornerstone capability of modern computer vision, accurately determines a camera's position and orientation (6-DoF) from images and is essential for applications in augmented reality (AR), mixed reality (MR),…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Zhendong Xiao , Wu Wei , Shujie Ji , Shan Yang , Changhao Chen

Relative localization is an important ability for multiple robots to perform cooperative tasks in GPS-denied environment. This paper presents a novel autonomous positioning framework for monocular relative localization of multiple tiny…

Robotics · Computer Science 2021-09-23 Shushuai Li , Christophe De Wagter , Guido C. H. E. de Croon

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…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Andreas Kriegler , Csaba Beleznai , Margrit Gelautz

In this paper, we introduce neural texture learning for 6D object pose estimation from synthetic data and a few unlabelled real images. Our major contribution is a novel learning scheme which removes the drawbacks of previous works, namely…

Computer Vision and Pattern Recognition · Computer Science 2023-03-15 Hanzhi Chen , Fabian Manhardt , Nassir Navab , Benjamin Busam

In this work, we propose a method for object recognition and pose estimation from depth images using convolutional neural networks. Previous methods addressing this problem rely on manifold learning to learn low dimensional viewpoint…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Mai Bui , Sergey Zakharov , Shadi Albarqouni , Slobodan Ilic , Nassir Navab

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…

Visual localization on standard-definition (SD) maps has emerged as a promising low-cost and scalable solution for autonomous driving. However, existing regression-based approaches often overlook inherent geometric priors, resulting in…

Computer Vision and Pattern Recognition · Computer Science 2026-01-08 Xuchang Zhong , Xu Cao , Jinke Feng , Hao Fang

We focus on the generalization ability of the 6-DoF grasp detection method in this paper. While learning-based grasp detection methods can predict grasp poses for unseen objects using the grasp distribution learned from the training set,…

Robotics · Computer Science 2024-04-03 Haoxiang Ma , Modi Shi , Boyang Gao , Di Huang

Applications in the field of augmented reality or robotics often require joint localisation and 6D pose estimation of multiple objects. However, most algorithms need one network per object class to be trained in order to provide the best…

Computer Vision and Pattern Recognition · Computer Science 2022-12-12 Niklas Gard , Anna Hilsmann , Peter Eisert

Pose estimation, i.e. predicting a 3D rigid transformation with respect to a fixed co-ordinate frame in, SE(3), is an omnipresent problem in medical image analysis with applications such as: image rigid registration, anatomical standard…

Computer Vision and Pattern Recognition · Computer Science 2018-07-18 Benjamin Hou , Nina Miolane , Bishesh Khanal , Matthew C. H. Lee , Amir Alansary , Steven McDonagh , Jo V. Hajnal , Daniel Rueckert , Ben Glocker , Bernhard Kainz

Visual relocalization, which estimates the 6-degree-of-freedom (6-DoF) camera pose from query images, is fundamental to remote sensing and UAV applications. Existing methods face inherent trade-offs: image-based retrieval and pose…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Boni Hu , Zhenyu Xia , Lin Chen , Pengcheng Han , Shuhui Bu

Recently, deep metric learning techniques received attention, as the learned distance representations are useful to capture the similarity relationship among samples and further improve the performance of various of supervised or…

Computer Vision and Pattern Recognition · Computer Science 2023-04-21 Zhiyuan Li , Anca Ralescu

Siamese tracking paradigm has achieved great success, providing effective appearance discrimination and size estimation by the classification and regression. While such a paradigm typically optimizes the classification and regression…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Jiahao Nie , Han Wu , Zhiwei He , Yuxiang Yang , Mingyu Gao , Zhekang Dong

We propose real-time, six degrees of freedom (6DoF), 3D face pose estimation without face detection or landmark localization. We observe that estimating the 6DoF rigid transformation of a face is a simpler problem than facial landmark…

Computer Vision and Pattern Recognition · Computer Science 2021-05-20 Vítor Albiero , Xingyu Chen , Xi Yin , Guan Pang , Tal Hassner