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Simultaneous localization and mapping (SLAM) has been a hot research field in the past years. Against the backdrop of more affordable 3D LiDAR sensors, research on 3D LiDAR SLAM is becoming increasingly popular. Furthermore, the…

Robotics · Computer Science 2021-09-02 Ziqi Chai , Xiaoyu Shi , Yan Zhou , Zhenhua Xiong

Visual robot navigation within large-scale, semi-structured environments deals with various challenges such as computation intensive path planning algorithms or insufficient knowledge about traversable spaces. Moreover, many…

Robotics · Computer Science 2018-03-12 Fabian Blöchliger , Marius Fehr , Marcin Dymczyk , Thomas Schneider , Roland Siegwart

Safe autonomous navigation in a priori unknown environments is an essential skill for mobile robots to reliably and adaptively perform diverse tasks (e.g., delivery, inspection, and interaction) in unstructured cluttered environments.…

Robotics · Computer Science 2024-09-24 Dharshan Bashkaran Latha , Ömür Arslan

The reduced cost and computational and calibration requirements of monocular cameras make them ideal positioning sensors for mobile robots, albeit at the expense of any meaningful depth measurement. Solutions proposed by some scholars to…

Robotics · Computer Science 2024-04-30 Yi Shen , Hao Liu , Xinxin Liu , Wenjing Zhou , Chang Zhou , Yizhou Chen

Robust and accurate localization is a basic requirement for mobile autonomous systems. Pole-like objects, such as traffic signs, poles, and lamps are frequently used landmarks for localization in urban environments due to their local…

Robotics · Computer Science 2022-08-16 Hao Dong , Xieyuanli Chen , Simo Särkkä , Cyrill Stachniss

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…

Computer Vision and Pattern Recognition · Computer Science 2018-10-04 Lukas Hoyer , Christoph Steup , Sanaz Mostaghim

2D top-down maps are commonly used for the navigation and exploration of mobile robots through unknown areas. Typically, the robot builds the navigation maps incrementally from local observations using onboard sensors. Recent works have…

Robotics · Computer Science 2024-03-27 Vishnu Dutt Sharma , Anukriti Singh , Pratap Tokekar

To determine the 3D orientation and 3D location of objects in the surroundings of a camera mounted on a robot or mobile device, we developed two powerful algorithms in object detection and temporal tracking that are combined seamlessly for…

Computer Vision and Pattern Recognition · Computer Science 2017-09-06 David Joseph Tan , Nassir Navab , Federico Tombari

Indoor localization for autonomous micro aerial vehicles (MAVs) requires specific localization techniques, since the Global Positioning System (GPS) is usually not available. We present an efficient onboard computer vision approach that…

Robotics · Computer Science 2016-10-25 V. Strobel , R. Meertens , G. C. H. E. de Croon

Object-based maps are relevant for scene understanding since they integrate geometric and semantic information of the environment, allowing autonomous robots to robustly localize and interact with on objects. In this paper, we address the…

Robotics · Computer Science 2023-10-16 Nicky Zimmerman , Matteo Sodano , Elias Marks , Jens Behley , Cyrill Stachniss

Reliable localization is crucial for autonomous robots to navigate efficiently and safely. Some navigation methods can plan paths with high localizability (which describes the capability of acquiring reliable localization). By following…

Robotics · Computer Science 2023-03-23 Yuan Chen , Quecheng Qiu , Xiangyu Liu , Guangda Chen , Shunyi Yao , Jie Peng , Jianmin Ji , Yanyong Zhang

This article introduces a novel method for object-level relocalization of robotic systems. It determines the pose of a camera sensor by robustly associating the object detections in the current frame with 3D objects in a lightweight…

Robotics · Computer Science 2024-08-16 Yutong Wang , Chaoyang Jiang , Xieyuanli Chen

Knowing the position of the robot in the world is crucial for navigation. Nowadays, Bayesian filters, such as Kalman and particle-based, are standard approaches in mobile robotics. Recently, end-to-end learning has allowed for scaling-up to…

Robotics · Computer Science 2021-09-10 Daniel Burghardt , Pablo Lanillos

We propose a learning-based method to reconstruct the local terrain for locomotion with a mobile robot traversing urban environments. Using a stream of depth measurements from the onboard cameras and the robot's trajectory, the algorithm…

Robotics · Computer Science 2022-06-17 David Hoeller , Nikita Rudin , Christopher Choy , Animashree Anandkumar , Marco Hutter

We present a new approach to the cooperative localisation problem by applying the theory of minimum energy filtering. We consider the problem of estimating the pose of a group of mobile robots in an environment where robots can perceive…

Systems and Control · Electrical Eng. & Systems 2021-04-29 Jack Henderson , Jochen Trumpf , Mohammad Zamani

This paper presents the design and implementation of a perceptual system for the mobile robot using modern sensors and multi-point communication channels. The data extracted from the perceptual system is processed by a sensor fusion model…

Robotics · Computer Science 2016-11-30 T. T. Hoang , P. M. Duong , N. T. T. Van , D. A. Viet , T. Q. Vinh

Video-based 3D human pose and shape estimations are evaluated by intra-frame accuracy and inter-frame smoothness. Although these two metrics are responsible for different ranges of temporal consistency, existing state-of-the-art methods…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Xiaolong Shen , Zongxin Yang , Xiaohan Wang , Jianxin Ma , Chang Zhou , Yi Yang

Geometric navigation is nowadays a well-established field of robotics and the research focus is shifting towards higher-level scene understanding, such as Semantic Mapping. When a robot needs to interact with its environment, it must be…

Robotics · Computer Science 2023-11-23 Federico Rollo , Gennaro Raiola , Andrea Zunino , Nikolaos Tsagarakis , Arash Ajoudani

The emerging technologies related to mobile data especially CDR data has great potential for mobility and transportation applications. However, it presents some challenges due to its spatio-temporal characteristics and sparseness.…

Networking and Internet Architecture · Computer Science 2019-02-26 Amnir Hadachi , Artjom Lind

Lifelong indoor localization in a given map is the basis for navigation of autonomous mobile robots. In this letter, we address the problem of robust localization in cluttered indoor environments like office spaces and corridors using 3D…

Robotics · Computer Science 2024-12-05 Fujing Xie , Sören Schwertfeger