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This paper proposes a cooperative environmental learning algorithm working in a fully distributed manner. A multi-robot system is more effective for exploration tasks than a single robot, but it involves the following challenges: 1) online…

机器人学 · 计算机科学 2021-12-30 Dohyun Jang , Jaehyun Yoo , Clark Youngdong Son , H. Jin Kim

Rendezvous aims at gathering all robots at a specific location, which is an important collaborative behavior for multi-robot systems. However, in an unknown environment, it is challenging to achieve rendezvous. Previous researches mainly…

机器人学 · 计算机科学 2024-12-04 Kun Song , Gaoming Chen , Wenhang Liu , Zhenhua Xiong

Exploration is a fundamental problem in robotics. While sampling-based planners have shown high performance, they are oftentimes compute intensive and can exhibit high variance. To this end, we propose to directly learn the underlying…

机器人学 · 计算机科学 2022-07-15 Lukas Schmid , Chao Ni , Yuliang Zhong , Roland Siegwart , Olov Andersson

Efficient coordination of multiple robots for coverage of large, unknown environments is a significant challenge that involves minimizing the total coverage path length while reducing inter-robot conflicts. In this paper, we introduce a…

In this work, we develop a framework that jointly decides on the optimal location of wireless extenders and the channel configuration of extenders and access points (APs) in a Wireless Mesh Network (WMN). Typically, the rule-based…

网络与互联网体系结构 · 计算机科学 2018-05-17 Erma Perenda , Samurdhi Karunaratne , Ramy Atawia , Haris Gacanin

Robots in a swarm take advantage of a motion capture system or GPS sensors to obtain their global position. However, motion capture systems are environment-dependent and GPS sensors are not reliable in occluded environments. For a reliable…

机器人学 · 计算机科学 2018-09-24 Samet Guler , Mohamed Abdelkader , Jeff S. Shamma

Wilderness Search and Rescue (WiSAR) represents a longstanding and critical societal challenge, demanding innovative and automatic technological solutions. In this paper, we introduce Wi2SAR, a novel autonomous drone-based wireless system…

网络与互联网体系结构 · 计算机科学 2026-04-13 Weiying Hou , Luca Jiang-Tao Yu , Chenshu Wu

We consider the following problem: a team of robots is deployed in an unknown environment and it has to collaboratively build a map of the area without a reliable infrastructure for communication. The backbone for modern mapping techniques…

机器人学 · 计算机科学 2017-02-14 Siddharth Choudhary , Luca Carlone , Carlos Nieto , John Rogers , Henrik I. Christensen , Frank Dellaert

An essential task for a multi-robot system is generating a common understanding of the environment and relative poses between robots. Cooperative tasks can be executed only when a vehicle has knowledge of its own state and the states of the…

机器人学 · 计算机科学 2022-10-04 John McConnell , Yewei Huang , Paul Szenher , Ivana Collado-Gonzalez , Brendan Englot

Connectivity and coverage are two crucial problems for wireless sensor networks. Several studies have focused on proposing solutions for improving and adjusting the initial deployment of a wireless sensor network to meet these two criteria.…

网络与互联网体系结构 · 计算机科学 2012-08-02 Hanen Idoudi , Chiraz Houaidia , Leila Azouz Saidane , Pascale Minet

Autonomous exploration of unknown environments using a team of mobile robots demands distributed perception and planning strategies to enable efficient and scalable performance. Ideally, each robot should update its map and plan its motion…

机器人学 · 计算机科学 2024-05-07 Arash Asgharivaskasi , Fritz Girke , Nikolay Atanasov

We investigate ways for the exchange of information (explicit communication) among deaf and dumb mobile robots scattered in the plane. We introduce the use of movement-signals (analogously to flight signals and bees waggle) as a mean to…

多智能体系统 · 计算机科学 2009-02-24 Yoann Dieudonné , Shlomi Dolev , Franck Petit , Michael Segal

Inter-robot loop closure detection, e.g., for collaborative simultaneous localization and mapping (CSLAM), is a fundamental capability for many multirobot applications in GPS-denied regimes. In real-world scenarios, this is a…

机器人学 · 计算机科学 2019-01-18 Yulun Tian , Kasra Khosoussi , Jonathan P. How

Wireless sensor networks (WSNs) are emerging as an effective means for environment monitoring. This paper investigates a strategy for energy efficient monitoring in WSNs that partitions the sensors into covers, and then activates the covers…

数据结构与算法 · 计算机科学 2007-05-23 Zoe Abrams , Ashish Goel , Serge Plotkin

We introduce a novel physical layer scheme for single user Multiple-Input Multiple-Output (MIMO) communications based on unsupervised deep learning using an autoencoder. This method extends prior work on the joint optimization of physical…

信息论 · 计算机科学 2017-07-26 Timothy J. O'Shea , Tugba Erpek , T. Charles Clancy

Cross-correlation is a popular signal processing technique used in numerous location tracking systems for obtaining reliable range information. However, its efficient design and practical implementation has not yet been achieved on mote…

其他计算机科学 · 计算机科学 2016-06-14 Prasant Misra , Wen Hu , Mingrui Yang , Marco Duarte , Sanjay Jha

In this paper, we study resource allocation algorithm design for power efficient secure communication with simultaneous wireless information and power transfer (WIPT) in multiuser communication systems. In particular, we focus on power…

信息论 · 计算机科学 2014-02-25 Shiyang Leng , Derrick Wing Kwan Ng , Robert Schober

Q-learning is widely used to optimize wireless networks with unknown system dynamics. Recent advancements include ensemble multi-environment hybrid Q-learning algorithms, which utilize multiple Q-learning algorithms across structurally…

信号处理 · 电气工程与系统科学 2024-09-02 Talha Bozkus , Urbashi Mitra

There is an increasing demand for intelligent processing on ultra-low-power internet of things (IoT) device. Recent works have shown substantial efficiency boosts by executing inferences directly on the IoT device (node) rather than…

硬件体系结构 · 计算机科学 2024-08-28 Cyan Subhra Mishra , Jack Sampson , Mahmut Taylan Kandmeir , Vijaykrishnan Narayanan , Chita R Das

In this paper, we present a consensus-based decentralized multi-robot approach to reconstruct a discrete distribution of features, modeled as an occupancy grid map, that represent information contained in a bounded planar 2D environment,…

机器人学 · 计算机科学 2022-04-29 Aniket Shirsat , Shatadal Mishra , Wenlong Zhang , Spring Berman