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A major focus of current research on place recognition is visual localization for autonomous driving. In this scenario, as cameras will be operating continuously, it is realistic to expect videos as an input to visual localization…

计算机视觉与模式识别 · 计算机科学 2020-11-05 Anh-Dzung Doan , Yasir Latif , Tat-Jun Chin , Yu Liu , Shin-Fang Ch'ng , Thanh-Toan Do , Ian Reid

This paper presents a novel approach to range-based cooperative localization for robot swarms in GPS-denied environments, addressing the limitations of current methods in noisy and sparse settings. We propose a robust multi-layered…

机器人学 · 计算机科学 2024-12-20 Atharva Sagale , Tohid Kargar Tasooji , Ramviyas Parasuraman

Globally localizing in a given map is a crucial ability for robots to perform a wide range of autonomous navigation tasks. This paper presents OneShot - a global localization algorithm that uses only a single 3D LiDAR scan at a time, while…

机器人学 · 计算机科学 2020-04-01 Sebastian Ratz , Marcin Dymczyk , Roland Siegwart , Renaud Dubé

Building on progress in feature representations for image retrieval, image-based localization has seen a surge of research interest. Image-based localization has the advantage of being inexpensive and efficient, often avoiding the use of 3D…

计算机视觉与模式识别 · 计算机科学 2019-07-12 Janine Thoma , Danda Pani Paudel , Ajad Chhatkuli , Thomas Probst , Luc Van Gool

This paper proposes a novel location-aware deep-learning-based single image reflection removal method. Our network has a reflection detection module to regress a probabilistic reflection confidence map, taking multi-scale Laplacian features…

计算机视觉与模式识别 · 计算机科学 2021-08-20 Zheng Dong , Ke Xu , Yin Yang , Hujun Bao , Weiwei Xu , Rynson W. H. Lau

Simultaneous localization and mapping (SLAM) is a critical capability in autonomous navigation, but in order to scale SLAM to the setting of "lifelong" SLAM, particularly under memory or computation constraints, a robot must be able to…

机器人学 · 计算机科学 2022-03-29 Kevin J. Doherty , David M. Rosen , John J. Leonard

The concept of geo-localization refers to the process of determining where on earth some `entity' is located, typically using Global Positioning System (GPS) coordinates. The entity of interest may be an image, sequence of images, a video,…

计算机视觉与模式识别 · 计算机科学 2023-10-13 Daniel Wilson , Xiaohan Zhang , Waqas Sultani , Safwan Wshah

Current techniques in Visual Simultaneous Localization and Mapping (VSLAM) estimate camera displacement by comparing image features of consecutive scenes. These algorithms depend on scene continuity, hence requires frequent camera inputs.…

机器人学 · 计算机科学 2024-01-25 Mingyang Li , Yue Ma , Qinru Qiu

Currently, GPS is by far the most popular global localization method. However, it is not always reliable or accurate in all environments. SLAM methods enable local state estimation but provide no means of registering the local map to a…

Robot navigation technology is required to accomplish difficult tasks in various environments. In navigation, it is necessary to know the information of the external environments and the state of the robot under the environment. On the…

计算机视觉与模式识别 · 计算机科学 2018-04-16 Ryoichi Ishikawa , Takeshi Oishi , Katsushi Ikeuchi

Sensor nodes are low cost, low power devices that are used to collect physical data and monitor environmental conditions from remote locations. Wireless Sensor Networks(WSN) are collection of sensor nodes, coordinating among themselves to…

网络与互联网体系结构 · 计算机科学 2013-03-18 Deepali Virmani , Satbir Jain

In this study, we propose a novel visual localization approach to accurately estimate six degrees of freedom (6-DoF) poses of the robot within the 3D LiDAR map based on visual data from an RGB camera. The 3D map is obtained utilizing an…

This paper proposes a fine-grained self-localization method for outdoor robotics that utilizes a flexible number of onboard cameras and readily accessible satellite images. The proposed method addresses limitations in existing cross-view…

计算机视觉与模式识别 · 计算机科学 2023-08-17 Shan Wang , Yanhao Zhang , Akhil Perincherry , Ankit Vora , Hongdong Li

This paper introduces a visual-based localization method for autonomous vehicles (AVs) that operate in the absence of any complicated hardware system but a single camera. Visual localization refers to techniques that aim to find the…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Sara Zahedian , Kaveh Farokhi Sadabadi , Amir Nohekhan

Place recognition is a cornerstone of vehicle navigation and mapping, which is pivotal in enabling systems to determine whether a location has been previously visited. This capability is critical for tasks such as loop closure in…

计算机视觉与模式识别 · 计算机科学 2025-06-06 Zhenyu Li , Tianyi Shang , Pengjie Xu , Zhaojun Deng

Multi-robot visual simultaneous localization and mapping (SLAM) system is normally consisted of multiple mobile robots equipped with camera and/or other visual sensors. The networked robots work independently or cooperatively in an unknown…

机器人学 · 计算机科学 2019-05-31 Biwei Li , Zhenqiang Mi , Yu Guo , Yang Yang , Mohammad S. Obaidat

Robust and fine localization algorithms are crucial for autonomous driving. For the production of such vehicles as a commodity, affordable sensing solutions and reliable localization algorithms must be designed. This work considers…

计算机视觉与模式识别 · 计算机科学 2024-12-23 Vishnu Teja Kunde , Jean-Francois Chamberland , Siddharth Agarwal

A Semidefinite Programming (SDP) relaxation is an effective computational method to solve a Sensor Network Localization problem, which attempts to determine the locations of a group of sensors given the distances between some of them [11].…

度量几何 · 数学 2012-11-16 Davood Shamsi , Nicole Taheri , Zhisu Zhu , Yinyu Ye

External localization is an essential part for the indoor operation of small or cost-efficient robots, as they are used, for example, in swarm robotics. We introduce a two-stage localization and instance identification framework for…

计算机视觉与模式识别 · 计算机科学 2018-10-04 Lukas Hoyer , Christoph Steup , Sanaz Mostaghim

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