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For autonomous navigation, accurate localization with respect to a map is needed. In urban environments, infrastructure such as buildings or bridges cause major difficulties to Global Navigation Satellite Systems (GNSS) and, despite…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Maxime Noizet , Philippe Xu , Philippe Bonnifait

In this paper, we present a framework for performing collaborative localization for groups of micro aerial vehicles (MAV) that use vision based sensing. The vehicles are each assumed to be equipped with a forward-facing monocular camera,…

机器人学 · 计算机科学 2020-05-12 Sai Vemprala , Srikanth Saripalli

We solve the problem of 6-DoF localisation and 3D dense reconstruction in spatial environments as approximate Bayesian inference in a deep state-space model. Our approach leverages both learning and domain knowledge from multiple-view…

机器学习 · 统计学 2021-03-16 Atanas Mirchev , Baris Kayalibay , Patrick van der Smagt , Justin Bayer

Visual localization determines an agent's precise position and orientation within an environment using visual data. It has become a critical task in the field of robotics, particularly in applications such as autonomous navigation. This is…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Nanda Febri Istighfarin , HyungGi Jo

Differentiable rendering aims to compute the derivative of the image rendering function with respect to the rendering parameters. This paper presents a novel algorithm for 6-DoF pose estimation through gradient-based optimization using a…

计算机视觉与模式识别 · 计算机科学 2022-12-27 Ramchander Rao Bhaskara , Roshan Thomas Eapen , Manoranjan Majji

6DOF camera relocalization is an important component of autonomous driving and navigation. Deep learning has recently emerged as a promising technique to tackle this problem. In this paper, we present a novel relative geometry-aware Siamese…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Qing Li , Jiasong Zhu , Rui Cao , Ke Sun , Jonathan M. Garibaldi , Qingquan Li , Bozhi Liu , Guoping Qiu

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

Camera localization is a fundamental and key component of autonomous driving vehicles and mobile robots to localize themselves globally for further environment perception, path planning and motion control. Recently end-to-end approaches…

计算机视觉与模式识别 · 计算机科学 2020-05-14 Mi Tian , Qiong Nie , Hao Shen

Marking-level high-definition maps (HD maps) are of great significance for autonomous vehicles (AVs), especially in large-scale, appearance-changing scenarios where AVs rely on markings for localization and lanes for safe driving. In this…

机器人学 · 计算机科学 2023-03-08 Hongji Liu , Linwei Zheng , Xiaoyang Yan , Zhenhua Xu , Bohuan Xue , Yang Yu , Ming Liu

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

Recent advances in mapping techniques have enabled the creation of highly accurate dense 3D maps during robotic missions, such as point clouds, meshes, or NeRF-based representations. These developments present new opportunities for reusing…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Lintong Zhang , Yifu Tao , Jiarong Lin , Fu Zhang , Maurice Fallon

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

Camera, and associated with its objects within the field of view, localization could benefit many computer vision fields, such as autonomous driving, robot navigation, and augmented reality (AR). In this survey, we first introduce specific…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Meng Xu , Youchen Wang , Bin Xu , Jun Zhang , Jian Ren , Stefan Poslad , Pengfei Xu

Robust localization in dense urban scenarios using a low-cost sensor setup and sparse HD maps is highly relevant for the current advances in autonomous driving, but remains a challenging topic in research. We present a novel monocular…

机器人学 · 计算机科学 2021-10-22 Kürsat Petek , Kshitij Sirohi , Daniel Büscher , Wolfram Burgard

In this paper, we present a new approach for improving 3D point and line mapping regression for camera re-localization. Previous methods typically rely on feature matching (FM) with stored descriptors or use a single network to encode both…

计算机视觉与模式识别 · 计算机科学 2025-03-03 Bach-Thuan Bui , Huy-Hoang Bui , Yasuyuki Fujii , Dinh-Tuan Tran , Joo-Ho Lee

Visual localization is the task of accurate camera pose estimation in a known scene. It is a key problem in computer vision and robotics, with applications including self-driving cars, Structure-from-Motion, SLAM, and Mixed Reality.…

计算机视觉与模式识别 · 计算机科学 2019-03-19 Torsten Sattler , Qunjie Zhou , Marc Pollefeys , Laura Leal-Taixe

We propose a novel learning-based formulation for visual localization of vehicles that can operate in real-time in city-scale environments. Visual localization algorithms determine the position and orientation from which an image has been…

计算机视觉与模式识别 · 计算机科学 2022-10-31 Arthur Moreau , Thomas Gilles , Nathan Piasco , Dzmitry Tsishkou , Bogdan Stanciulescu , Arnaud de La Fortelle

Road segmentation in challenging domains, such as night, snow or rain, is a difficult task. Most current approaches boost performance using fine-tuning, domain adaptation, style transfer, or by referencing previously acquired imagery. These…

计算机视觉与模式识别 · 计算机科学 2022-05-30 Connor Malone , Sourav Garg , Ming Xu , Thierry Peynot , Michael Milford

Autonomous driving requires 3D maps that provide accurate and up-to-date information about semantic landmarks. Due to the wider availability and lower cost of cameras compared with laser scanners, vision-based mapping solutions, especially…

计算机视觉与模式识别 · 计算机科学 2022-01-20 Aziza Zhanabatyrova , Clayton Souza Leite , Yu Xiao

This paper addresses the problem of estimating the 3-DoF camera pose for a ground-level image with respect to a satellite image that encompasses the local surroundings. We propose a novel end-to-end approach that leverages the learning of…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Zhenbo Song , Xianghui Ze , Jianfeng Lu , Yujiao Shi