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We introduce a lightweight and accurate architecture for resource-efficient visual correspondence. Our method, dubbed XFeat (Accelerated Features), revisits fundamental design choices in convolutional neural networks for detecting,…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Guilherme Potje , Felipe Cadar , Andre Araujo , Renato Martins , Erickson R. Nascimento

Deep object recognition models have been very successful over benchmark datasets such as ImageNet. How accurate and robust are they to distribution shifts arising from natural and synthetic variations in datasets? Prior research on this…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Ali Borji

6D object pose estimation remains challenging for many applications due to dependencies on complete 3D models, multi-view images, or training limited to specific object categories. These requirements make generalization to novel objects…

Computer Vision and Pattern Recognition · Computer Science 2025-05-08 Mengya Liu , Siyuan Li , Ajad Chhatkuli , Prune Truong , Luc Van Gool , Federico Tombari

Service robots can help with many of our daily tasks, especially in those cases where it is inconvenient or unsafe for us to intervene: e.g., under extreme weather conditions or when social distance needs to be maintained. However, before…

Robotics · Computer Science 2020-10-28 Agnese Chiatti , Enrico Motta , Enrico Daga , Gianluca Bardaro

We study the problem of symmetry detection of 3D shapes from single-view RGB-D images, where severely missing data renders geometric detection approach infeasible. We propose an end-to-end deep neural network which is able to predict both…

Computer Vision and Pattern Recognition · Computer Science 2020-09-01 Yifei Shi , Junwen Huang , Hongjia Zhang , Xin Xu , Szymon Rusinkiewicz , Kai Xu

Benchmarking of 3D Shape retrieval allows developers and researchers to compare the strengths of different algorithms on a standard dataset. Here we describe the procedures involved in developing a benchmark and issues involved. We then…

Computer Vision and Pattern Recognition · Computer Science 2011-05-19 Afzal Godil , Zhouhui Lian , Helin Dutagaci , Rui Fang , Vanamali T. P. , Chun Pan Cheung

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

The 3D localisation of an object and the estimation of its properties, such as shape and dimensions, are challenging under varying degrees of transparency and lighting conditions. In this paper, we propose a method for jointly localising…

Computer Vision and Pattern Recognition · Computer Science 2020-03-11 Alessio Xompero , Ricardo Sanchez-Matilla , Apostolos Modas , Pascal Frossard , Andrea Cavallaro

Human perception of 3D shapes goes beyond reconstructing them as a set of points or a composition of geometric primitives: we also effortlessly understand higher-level shape structure such as the repetition and reflective symmetry of object…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Yonglong Tian , Andrew Luo , Xingyuan Sun , Kevin Ellis , William T. Freeman , Joshua B. Tenenbaum , Jiajun Wu

Viewpoint planning is an important task in any application where objects or scenes need to be viewed from different angles to achieve sufficient coverage. The mapping of confined spaces such as shelves is an especially challenging task…

Robotics · Computer Science 2023-07-25 Nils Dengler , Sicong Pan , Vamsi Kalagaturu , Rohit Menon , Murad Dawood , Maren Bennewitz

Most recent 6D object pose estimation methods first use object detection to obtain 2D bounding boxes before actually regressing the pose. However, the general object detection methods they use are ill-suited to handle cluttered scenes, thus…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Yang Hai , Rui Song , Jiaojiao Li , Mathieu Salzmann , Yinlin Hu

Finding correspondences between 3D shapes is a crucial problem in computer vision and graphics, which is for example relevant for tasks like shape interpolation, pose transfer, or texture transfer. An often neglected but essential property…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Viktoria Ehm , Paul Roetzer , Marvin Eisenberger , Maolin Gao , Florian Bernard , Daniel Cremers

How discriminative position information is for image classification depends on the data. On the one hand, the camera position is arbitrary and objects can appear anywhere in the image, arguing for translation invariance. At the same time,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Robert-Jan Bruintjes , Jan van Gemert

Current automatic vision systems face two major challenges: scalability and extreme variability of appearance. First, the computational time required to process an image typically scales linearly with the number of pixels in the image,…

Computer Vision and Pattern Recognition · Computer Science 2014-05-22 Marc'Aurelio Ranzato

Continuous/Lifelong learning of high-dimensional data streams is a challenging research problem. In fact, fully retraining models each time new data become available is infeasible, due to computational and storage issues, while na\"ive…

Computer Vision and Pattern Recognition · Computer Science 2017-05-11 Vincenzo Lomonaco , Davide Maltoni

We study end-to-end learning strategies for 3D shape inference from images, in particular from a single image. Several approaches in this direction have been investigated that explore different shape representations and suitable learning…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Roman Klokov , Jakob Verbeek , Edmond Boyer

Shape learning, or the ability to leverage shape information, could be a desirable property of convolutional neural networks (CNNs) when target objects have specific shapes. While some research on the topic is emerging, there is no…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Yixin Zhang , Maciej A. Mazurowski

Transparent object grasping remains a persistent challenge in robotics, largely due to the difficulty of acquiring precise 3D information. Conventional optical 3D sensors struggle to capture transparent objects, and machine learning methods…

Robotics · Computer Science 2025-04-15 Yi Han , Zixin Lin , Dongjie Li , Lvping Chen , Yongliang Shi , Gan Ma

Finding correspondences between 3D deformable shapes is an important and long-standing problem in geometry processing, computer vision, graphics, and beyond. While various shape matching datasets exist, they are mostly static or limited in…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Viktoria Ehm , Nafie El Amrani , Yizheng Xie , Lennart Bastian , Maolin Gao , Weikang Wang , Lu Sang , Dongliang Cao , Tobias Weißberg , Zorah Lähner , Daniel Cremers , Florian Bernard

Extended target/object tracking (ETT) problem involves tracking objects which potentially generate multiple measurements at a single sensor scan. State-of-the-art ETT algorithms can efficiently exploit the available information in these…

Signal Processing · Electrical Eng. & Systems 2020-02-14 Barkın Tuncer , Murat Kumru , Emre Özkan