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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

In this study, we aim to solve the single-view robot self-localization problem by using visual experience across domains. Although the bag-of-words method constitutes a popular approach to single-view localization, it fails badly when it's…

计算机视觉与模式识别 · 计算机科学 2015-09-28 Taisho Tsukamoto , Kanji Tanaka

Accurate localization in diverse environments is a fundamental challenge in computer vision and robotics. The task involves determining a sensor's precise position and orientation, typically a camera, within a given space. Traditional…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Luca Di Giammarino , Boyang Sun , Giorgio Grisetti , Marc Pollefeys , Hermann Blum , Daniel Barath

Visual localization is an essential component of intelligent transportation systems, enabling broad applications that require understanding one's self location when other sensors are not available. It is mostly tackled by image retrieval…

计算机视觉与模式识别 · 计算机科学 2022-05-26 Kyung Ho Park

Typical attempts to improve the capability of visual place recognition techniques include the use of multi-sensor fusion and integration of information over time from image sequences. These approaches can improve performance but have…

机器人学 · 计算机科学 2019-03-11 Stephen Hausler , Adam Jacobson , Michael Milford

In this paper, we propose a monocular visual localization pipeline leveraging semantic and depth cues. We apply semantic consistency evaluation to rank the image retrieval results and a practical clustering technique to reject estimation…

计算机视觉与模式识别 · 计算机科学 2020-05-26 Huanhuan Fan , Yuhao Zhou , Ang Li , Shuang Gao , Jijunnan Li , Yandong Guo

Visual localization tackles the challenge of estimating the camera pose from images by using correspondence analysis between query images and a map. This task is computation and data intensive which poses challenges on thorough evaluation…

Localization is an essential capability for mobile robots. A rapidly growing field of research in this area is Visual Place Recognition (VPR), which is the ability to recognize previously seen places in the world based solely on images.…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Stefan Schubert , Peer Neubert , Sourav Garg , Michael Milford , Tobias Fischer

Visual localization, i.e., camera pose estimation in a known scene, is a core component of technologies such as autonomous driving and augmented reality. State-of-the-art localization approaches often rely on image retrieval techniques for…

计算机视觉与模式识别 · 计算机科学 2022-06-01 Martin Humenberger , Yohann Cabon , Noé Pion , Philippe Weinzaepfel , Donghwan Lee , Nicolas Guérin , Torsten Sattler , Gabriela Csurka

Visual localization is the problem of estimating the position and orientation from which a given image (or a sequence of images) is taken in a known scene. It is an important part of a wide range of computer vision and robotics…

计算机视觉与模式识别 · 计算机科学 2021-09-13 Ara Jafarzadeh , Manuel Lopez Antequera , Pau Gargallo , Yubin Kuang , Carl Toft , Fredrik Kahl , Torsten Sattler

Uniform and variable environments still remain a challenge for stable visual localization and mapping in mobile robot navigation. One of the possible approaches suitable for such environments is appearance-based teach-and-repeat navigation,…

机器人学 · 计算机科学 2025-03-18 Václav Truhlařík , Tomáš Pivoňka , Michal Kasarda , Libor Přeučil

Visual object localization is the key step in a series of object detection tasks. In the literature, high localization accuracy is achieved with the mainstream strongly supervised frameworks. However, such methods require object-level…

计算机视觉与模式识别 · 计算机科学 2021-08-10 Yi-Geng Hong , Hui-Chu Xiao , Wan-Lei Zhao

We present a visual localization framework based on novel deep attention aware features for autonomous driving that achieves centimeter level localization accuracy. Conventional approaches to the visual localization problem rely on…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Yao Zhou , Guowei Wan , Shenhua Hou , Li Yu , Gang Wang , Xiaofei Rui , Shiyu Song

Visual representation is crucial for a visual tracking method's performances. Conventionally, visual representations adopted in visual tracking rely on hand-crafted computer vision descriptors. These descriptors were developed generically…

计算机视觉与模式识别 · 计算机科学 2016-04-15 Jason Kuen , Kian Ming Lim , Chin Poo Lee

Visual localization to compute 6DoF camera pose from a given image has wide applications such as in robotics, virtual reality, augmented reality, etc. Two kinds of descriptors are important for the visual localization. One is global…

计算机视觉与模式识别 · 计算机科学 2020-09-24 Pengju Zhang , Yihong Wu , Bingxi Liu

Visual place recognition (VPR) - the act of recognizing a familiar visual place - becomes difficult when there is extreme environmental appearance change or viewpoint change. Particularly challenging is the scenario where both phenomena…

Visual localization and mapping is the key technology underlying the majority of mixed reality and robotics systems. Most state-of-the-art approaches rely on local features to establish correspondences between images. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2021-09-22 Mihai Dusmanu , Ondrej Miksik , Johannes L. Schönberger , Marc Pollefeys

Visual place recognition is the task of recognizing a place depicted in an image based on its pure visual appearance without metadata. In visual place recognition, the challenges lie upon not only the changes in lighting conditions, camera…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Duc Canh Le , Chan Hyun Youn

Visual Place Recognition (VPR) is the ability to correctly recall a previously visited place using visual information under environmental, viewpoint and appearance changes. An emerging trend in VPR is the use of sequence-based filtering…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Mihnea-Alexandru Tomită , Mubariz Zaffar , Michael Milford , Klaus McDonald-Maier , Shoaib Ehsan

Visual localization is a key step in many robotics pipelines, allowing the robot to (approximately) determine its position and orientation in the world. An efficient and scalable approach to visual localization is to use image retrieval…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Asha Anoosheh , Torsten Sattler , Radu Timofte , Marc Pollefeys , Luc Van Gool