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In multi-robot missions, relative position and attitude information between agents is valuable for a variety of tasks such as mapping, planning, and formation control. In this paper, the problem of estimating relative poses from a set of…

Object pose estimation is a core perception task that enables, for example, object grasping and scene understanding. The widely available, inexpensive and high-resolution RGB sensors and CNNs that allow for fast inference based on this…

Reliable robot pose estimation is a key building block of many robot autonomy pipelines, with LiDAR localization being an active research domain. In this work, a versatile self-supervised LiDAR odometry estimation method is presented, in…

Robotics · Computer Science 2021-06-28 Julian Nubert , Shehryar Khattak , Marco Hutter

In robotics, motion capture systems have been widely used to measure the accuracy of localization algorithms. Moreover, this infrastructure can also be used for other computer vision tasks, such as the evaluation of Visual (-Inertial) SLAM…

Robotics · Computer Science 2024-03-05 Junlin Song , Antoine Richard , Miguel Olivares-Mendez

In contrast to conventional robots, accurately modeling the kinematics and statics of continuum robots is challenging due to partially unknown material properties, parasitic effects, or unknown forces acting on the continuous body.…

Robotics · Computer Science 2024-12-03 Sven Lilge , Timothy D. Barfoot , Jessica Burgner-Kahrs

Global localization of a mobile robot using planar surface segments extracted from depth images is considered. The robot's environment is represented by a topological map consisting of local models, each representing a particular location…

Computer Vision and Pattern Recognition · Computer Science 2013-10-02 Robert Cupec , Emmanuel Karlo Nyarko , Damir Filko , Andrej Kitanov , Ivan Petrović

Accurate and robust global localization is essential to robotics applications. We propose a novel global localization method that employs the map traversability as a hidden observation. The resulting map-corrected odometry localization is…

Robotics · Computer Science 2019-10-02 Cheng Peng , David Weikersdorfer

The increasing demand for underwater vehicles highlights the necessity for robust localization solutions in inspection missions. In this work, we present a novel real-time sonar-based underwater global positioning algorithm for AUVs…

Robotics · Computer Science 2024-05-06 Emilio Olivastri , Daniel Fusaro , Wanmeng Li , Simone Mosco , Alberto Pretto

Underwater manipulation is one of the most remarkable ongoing research subjects in robotics. \acp{I-AUV} not only have to cope with the technical challenges associated with traditional manipulation tasks but do so while currents and waves…

Robotics · Computer Science 2022-01-11 Sara Aldhaheri , Giulia De Masi , Èric Pairet , Paola Ardón

Vision based object grasping and manipulation in robotics require accurate estimation of object's 6D pose. The 6D pose estimation has received significant attention in computer vision community and multiple datasets and evaluation metrics…

Computer Vision and Pattern Recognition · Computer Science 2020-05-22 Antti Hietanen , Jyrki Latokartano , Alessandro Foi , Roel Pieters , Ville Kyrki , Minna Lanz , Joni-Kristian Kämäräinen

Surgical robots are usually controlled using a priori models based on the robots' geometric parameters, which are calibrated before the surgical procedure. One of the challenges in using robots in real surgical settings is that those…

Robotics · Computer Science 2022-06-03 Masakazu Yoshimura , Murilo Marques Marinho , Kanako Harada , Mamoru Mitsuishi

Despite the remarkable advances in image matching and pose estimation, image-based localization of a camera in a temporally-varying outdoor environment is still a challenging problem due to huge appearance disparity between query and…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Shen Yan , Yu Liu , Long Wang , Zehong Shen , Zhen Peng , Haomin Liu , Maojun Zhang , Guofeng Zhang , Xiaowei Zhou

The underactuated vehicles are apposite for the long-term deployment and data collection in spatiotemporally varying marine environments. However, these vehicles need to estimate their positions (states) with intrinsic sensing in their…

Robotics · Computer Science 2018-08-16 Tauhidul Alam , Gregory Murad Reis , Leonardo Bobadilla , Ryan N. Smith

Occlusion is commonplace in realistic human-robot shared environments, yet its effects are not considered in standard 3D human pose estimation benchmarks. This leaves the question open: how robust are state-of-the-art 3D pose estimation…

Computer Vision and Pattern Recognition · Computer Science 2019-01-14 István Sárándi , Timm Linder , Kai O. Arras , Bastian Leibe

Knowing the exact 3D location of workers and robots in a collaborative environment enables several real applications, such as the detection of unsafe situations or the study of mutual interactions for statistical and social purposes. In…

Computer Vision and Pattern Recognition · Computer Science 2022-07-07 Alessandro Simoni , Stefano Pini , Guido Borghi , Roberto Vezzani

Accurate depth estimation remains an open problem for robotic manipulation; even state of the art techniques including structured light and LiDAR sensors fail on reflective or transparent surfaces. We address this problem by training a…

Computer Vision and Pattern Recognition · Computer Science 2020-06-17 Ben Goodrich , Alex Kuefler , William D. Richards

For a team of robots to work collaboratively, it is crucial that each robot have the ability to determine the position of their neighbors, relative to themselves, in order to execute tasks autonomously. This letter presents an algorithm for…

Robotics · Computer Science 2021-04-23 Charles C. Cossette , Mohammed Shalaby , David Saussié , James R. Forbes , Jérôme Le Ny

Mobile robotic applications need precise information about the geometric position of the individual sensors on the platform. This information is given by the extrinsic calibration parameters which define how the sensor is rotated and…

Robotics · Computer Science 2022-07-11 Philipp Glira , Christoph Weidinger , Johann Weichselbaum

Underwater robots play a crucial role in exploring aquatic environments. The ability to flexibly adjust their attitudes is essential for underwater robots to effectively accomplish tasks in confined space. However, the highly coupled six…

Robotics · Computer Science 2024-12-31 Xiaorui Wang , Zeyu Sha , Feitian Zhang

Localization, that is the estimation of a robot's location from sensor data, is a fundamental problem in mobile robotics. This papers presents a version of Markov localization which provides accurate position estimates and which is tailored…

Artificial Intelligence · Computer Science 2011-06-02 W. Burgard , D. Fox , S. Thrun
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