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Simultaneous Localization and Mapping (SLAM) technology has been widely applied in various robotic scenarios, from rescue operations to autonomous driving. However, the generalization of SLAM algorithms remains a significant challenge, as…

Robotics · Computer Science 2024-10-31 Hexiang Wei , Jianhao Jiao , Xiangcheng Hu , Jingwen Yu , Xupeng Xie , Jin Wu , Yilong Zhu , Yuxuan Liu , Lujia Wang , Ming Liu

The virtual reality (VR) provides us a three-dimensional, immersive, and fully interactive visualization environment. To make the best use of the VR's potential in scientific visualization, a VR visualization software named VFIVE has been…

Geophysics · Physics 2007-05-23 Akira Kageyama , Nobuaki Ohno

The deployment of humanoid robots for dexterous manipulation in unstructured environments remains challenging due to perceptual limitations that constrain the effective workspace. In scenarios where physical constraints prevent the robot…

Robotics · Computer Science 2026-03-09 Pei Qu , Zheng Li , Yufei Jia , Ziyun Liu , Liang Zhu , Haoang Li , Jinni Zhou , Jun Ma

In this era of advanced communication technologies, many remote rural and hard-to-reach areas still lack Internet access due to technological, geographical, and economic challenges. The TV white space (TVWS) technology has proven to be…

Signal Processing · Electrical Eng. & Systems 2025-09-26 Muneer Al-ZuBi , Mohamed-Slim Alouini

In the era of gravitational-wave astronomy, general-relativistic simulations of compact objects play a role of paramount importance. These calculations can be performed with the Einstein Toolkit, an open-source and community-supported…

General Relativity and Quantum Cosmology · Physics 2021-04-20 Gabriele Bozzola

The remarkable growth of unmanned aerial vehicles (UAVs) has also sparked concerns about safety measures during their missions. To advance towards safer autonomous aerial robots, this work presents a vision-based solution to ensuring safe…

Robotics · Computer Science 2023-10-09 Phuoc Nguyen Thuan , Tomi Westerlund , Jorge Peña Queralta

The visuomotor policy can easily overfit to its training datasets, such as fixed camera positions and backgrounds. This overfitting makes the policy perform well in the in-distribution scenarios but underperform in the out-of-distribution…

Robotics · Computer Science 2025-08-19 Jilei Mao , Jiarui Guan , Yingjuan Tang , Qirui Hu , Zhihang Li , Junjie Yu , Yongjie Mao , Yunzhe Sun , Shuang Liu , Xiaozhu Ju

This paper introduces for the first time the design, modelling, and control of a novel morphing multi-rotor Unmanned Aerial Vehicle (UAV) that we call the OmniMorph. The morphing ability allows the selection of the configuration that…

Robotics · Computer Science 2024-02-20 Youssef Aboudorra , Chiara Gabellieri , Ralph Brantjes , Quentin Sablé , Antonio Franchi

This paper addresses the question of the observations to be performed with the Optical Monitor (OM) of the X-ray Multi-Mirror Satellite (XMM) under several aspects. First, we discuss XMM-OM's photometric system and its colour…

Astrophysics · Physics 2009-10-31 P. Royer , J. Manfroid , E. Gosset , J. -M. Vreux

Atmospheric propagation errors are a main constraint on the accuracy of Very Long Baseline Interferometry (VLBI) astrometry. For relative astrometry, differential techniques can mitigate these errors, but their effectiveness diminishes with…

Instrumentation and Methods for Astrophysics · Physics 2025-05-26 Jingdong Zhang , Bo Zhang , Shuangjing Xu , Maria J. Rioja , Richard Dodson , Xiaofeng Mai , Oleg Titov

We summarize the capabilities of the World Space Observatory (UV) Project (WSO/UV). An example of the importance of this project (with a planned launch date of 2007/8) for the study of Classical Novae is given.

VIO has been widely used and researched to control and aid the automation of navigation of robots especially in the absence of absolute position measurements, such as GPS. However, when observable landmarks in the scene lie far away from…

Robotics · Computer Science 2020-09-11 Marco Karrer , Margarita Chli

Navigation applications relying on the Global Navigation Satellite System (GNSS) are limited in indoor environments and GNSS-denied outdoor terrains such as dense urban or forests. In this paper, we present a novel accurate, robust and…

Robotics · Computer Science 2019-12-04 Qin Shi , Xiaowei Cui , Wei Li , Yu Xia , Mingquan Lu

Visual Simultaneous Localization and Mapping (v-SLAM) and navigation of multirotor Unmanned Aerial Vehicles (UAV) in an unknown environment have grown in popularity for both research and education. However, due to the complex hardware…

Robotics · Computer Science 2020-12-02 S. Chen , H. Chen , W. Zhou , C. -Y. Wen , B. Li

We introduce UViM, a unified approach capable of modeling a wide range of computer vision tasks. In contrast to previous models, UViM has the same functional form for all tasks; it requires no task-specific modifications which require…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Alexander Kolesnikov , André Susano Pinto , Lucas Beyer , Xiaohua Zhai , Jeremiah Harmsen , Neil Houlsby

For Very Long Baseline Interferometry (VLBI), the fringe spacing is extremely narrow compared to the field of view imposed by the primary beam of each element. This means that an extremely large number of resolution units can potentially be…

Instrumentation and Methods for Astrophysics · Physics 2013-02-26 John S. Morgan , F. Mantovani , A. T. Deller , W. Brisken , W. Alef , E. Middelberg , M. Nanni , S. J. Tingay

Multi-modal perception is essential for unmanned aerial vehicle (UAV) operations, as it enables a comprehensive understanding of the UAVs' surrounding environment. However, most existing multi-modal UAV datasets are primarily biased toward…

VLTi Spectro-Imager (VSI) is a proposition for a second generation VLTI instrument which is aimed at providing the ESO community with the capability of performing image synthesis at milli-arcsecond angular resolution. VSI provides the VLTI…

Very Long Baseline Interferometric (VLBI) observations of quasar jets enable one to measure many theoretically expected effects. Estimating the significance of observational findings is complicated by the correlated noise in the image…

Instrumentation and Methods for Astrophysics · Physics 2018-10-22 I. N. Pashchenko

The Virtual Observatory (VO) will revolutionise the way we do Astronomy by allowing easy access to all astronomical data and by making the handling and analysis of datasets at various locations across the globe much simpler and faster. I…

Astrophysics · Physics 2009-11-11 P. Padovani