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Related papers: 3-D Distributed Localization with Mixed Local Rela…

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In this paper, we propose an efficient range free localization scheme for large scale three dimensional wireless sensor networks. Our system environment consists of two type of sensors, randomly deployed static sensors and global…

Networking and Internet Architecture · Computer Science 2018-01-11 Rajesh Kumar , Sushil Kumar , Diksha Shukla , Ram Shringar Raw

3D pose estimation from a single 2D image is an important and challenging task in computer vision with applications in autonomous driving, robot manipulation and augmented reality. Since 3D pose is a continuous quantity, a natural…

Computer Vision and Pattern Recognition · Computer Science 2018-05-10 Siddharth Mahendran , Haider Ali , Rene Vidal

Relative localization between autonomous robots without infrastructure is crucial to achieve their navigation, path planning, and formation in many applications, such as emergency response, where acquiring a prior knowledge of the…

In this paper, we propose a general graph optimization based framework for localization, which can accommodate different types of measurements with varying measurement time intervals. Special emphasis will be on range-based localization.…

Robotics · Computer Science 2020-01-27 Xu Fang , Chen Wang , Thien-Minh Nguyen , Lihua Xie

In this paper, a cooperative localization algorithm is proposed that considers the existence of obstacles in mobilityassisted wireless sensor networks (WSNs). In this scheme, a mobile anchor (MA) node cooperates with static sensor nodes and…

Information Theory · Computer Science 2016-11-17 Hongyang Chen , Qingjiang Shi , Pei Huang , H. Vincent Poor , Kaoru Sezaki

Localization is a fundamental challenge for any wireless network of nodes, in particular when the nodes are mobile. We present an extension of the classical Multidimensional scaling (MDS) for an anchorless network of mobile nodes, wherein…

Applications · Statistics 2015-04-15 Raj Thilak Rajan , Geert Leus , Alle-Jan van der Veen

A new algorithm for 3D localization in multiplatform radar networks, comprising one transmitter and multiple receivers, is proposed. To take advantage of the monostatic sensor radiation pattern features, ad-hoc constraints are imposed in…

Signal Processing · Electrical Eng. & Systems 2022-04-06 Augusto Aubry , Paolo Braca , Antonio De Maio , Angela Marino

We introduce a neighborhood-based data access model for distributed coded storage allocation. Storage nodes are connected in a generic network and data is accessed locally: a user accesses a randomly chosen storage node, which subsequently…

Information Theory · Computer Science 2014-11-12 Dusan Jakovetic , Aleksandar Minja , Dragana Bajovic , Dejan Vukobratovic

This work proposes a fully decentralized strategy for maintaining the formation rigidity of a multi-robot system using only range measurements, while still allowing the graph topology to change freely over time. In this direction, a first…

Systems and Control · Computer Science 2015-06-03 Daniel Zelazo , Antonio Franchi , Heinrich H. Bülthoff , Paolo Robuffo Giordano

This paper analytically characterizes optimal sensor placements for target localization and tracking in 2D and 3D. Three types of sensors are considered: bearing-only, range-only, and received-signal-strength. The optimal placement problems…

Optimization and Control · Mathematics 2013-05-16 Shiyu Zhao , Ben M. Chen , Tong H. Lee

We consider a registration-based approach for localizing sensor networks from range measurements. This is based on the assumption that one can find overlapping cliques spanning the network. That is, for each sensor, one can identify…

Optimization and Control · Mathematics 2017-11-10 Rajat Sanyal , Monika Jaiswal , Kunal Narayan Chaudhury

Optimization-based 3D object tracking is known to be precise and fast, but sensitive to large inter-frame displacements. In this paper we propose a fast and effective non-local 3D tracking method. Based on the observation that erroneous…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Xuhui Tian , Xinran Lin , Fan Zhong , Xueying Qin

We consider the problem of relative pose regression in visual relocalization. Recently, several promising approaches have emerged in this area. We claim that even though they demonstrate on the same datasets using the same split to train…

Computer Vision and Pattern Recognition · Computer Science 2020-09-25 Amir Shalev , Omer Achrack , Brian Fulkerson , Ben-Zion Bobrovsky

We propose a distributed positioning algorithm to estimate the unknown positions of a number of target nodes, given distance measurements between target nodes and between target nodes and a number of reference nodes at known positions.…

Information Theory · Computer Science 2017-04-26 Mohammad Reza Gholami , Luba Tetruashvili , Erik G. Ström , Yair Censor

Many applications have been identified which require the deployment of large-scale low-power wireless sensor networks. Some of the deployment environments, however, impose harsh operation conditions due to intense cross-technology…

Signal Processing · Electrical Eng. & Systems 2025-07-08 Abiy Tasissa , Waltenegus Dargie

Sensor nodes are low cost, low power devices that are used to collect physical data and monitor environmental conditions from remote locations. Wireless Sensor Networks(WSN) are collection of sensor nodes, coordinating among themselves to…

Networking and Internet Architecture · Computer Science 2013-03-18 Deepali Virmani , Satbir Jain

This paper presents an alternative approach to the study of distance rigidity in networks of mobile agents, based on a subframework scheme. The advantage of the proposed strategy lies in expressing framework rigidity, which is inherently…

Systems and Control · Electrical Eng. & Systems 2022-09-21 Juan F. Presenza , J. Ignacio Alvarez-Hamelin , Ignacio Mas , Juan I. Giribet

Localization has been a challenging task for autonomous navigation. A loop detection algorithm must overcome environmental changes for the place recognition and re-localization of robots. Therefore, deep learning has been extensively…

Robotics · Computer Science 2023-04-19 Alex Junho Lee , Seungwon Song , Hyungtae Lim , Woojoo Lee , Hyun Myung

Indoor location identification and navigation need to be as simple, seamless, and ubiquitous as its outdoor GPS-based counterpart is. It would be of great convenience to the mobile user to be able to continue navigating seamlessly as he or…

Networking and Internet Architecture · Computer Science 2018-10-24 Fahed Awad , Aisha Al-Sadi , Fida'a Al-Quran , Abdulsalam Alsmady

The problem of distributed control and estimation for multi-agent systems with limited sensing capabilities is a practical challenge motivated by incomplete and imperfect sensing. This article addresses an important case where each agent in…

Systems and Control · Computer Science 2018-03-16 Shiyu Zhao , Daniel Zelazo