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We address the problem of distributed cooperative localization in wireless networks, i.e. nodes without prior position knowledge (agents) wish to determine their own positions. In non-cooperative approaches, positioning is only based on…

Signal Processing · Electrical Eng. & Systems 2018-02-09 Rico Mendrzik , Gerhard Bauch

Time Difference of Arrival (TDOA) is widely used in wireless localization systems. Among the enormous approaches of TDOA, high resolution TDOA algorithms have drawn much attention for its ability to resolve closely spaced signal delays in…

Information Theory · Computer Science 2016-11-03 Hailong Shi , Hao Zhang , Xiqin Wang

This paper considers N mobile nodes that move together in the vicinity of each other, whose initial poses as well as subsequent movements must be accurately tracked in real time with the assist of M(>=3) reference nodes. By engaging the…

Distributed, Parallel, and Cluster Computing · Computer Science 2011-08-04 Xingkai Bao , Jing Li

In this work, we consider the problem of localizing multiple signal sources based on time-difference of arrival (TDOA) measurements. In the blind setting, in which the source signals are not known, the localization task is challenging due…

Signal Processing · Electrical Eng. & Systems 2024-03-18 Gabrielle Flood , Filip Elvander

Indoor localization has recently witnessed an increase in interest, due to the potential wide range of services it can provide by leveraging Internet of Things (IoT), and ubiquitous connectivity. Different techniques, wireless technologies…

Networking and Internet Architecture · Computer Science 2019-01-18 Faheem Zafari , Athanasios Gkelias , Kin Leung

We analyze the problem of localization algorithms for underwater sensor networks. We first characterize the underwater channel for radio communications and adjust a linear model with measurements of real transmissions. We propose an…

Networking and Internet Architecture · Computer Science 2016-04-14 Javier Zazo , Santiago Zazo , Sergio Valcarcel Macua , Marina Pérez , Iván Pérez-Álvarez , Laura Cardona , Eduardo Quevedo

Wireless indoor localization has attracted significant research interest due to its high accuracy, low cost, lightweight design, and low power consumption. Specifically, ultra-wideband (UWB) time difference of arrival (TDOA)-based…

Robotics · Computer Science 2026-02-19 Wenda Zhao , Abhishek Goudar , Mingliang Tang , Angela P. Schoellig

Future wireless network technology provides automobiles with the connectivity feature to consolidate the concept of vehicular networks that collaborate on conducting cooperative driving tasks. The full potential of connected vehicles, which…

Information Theory · Computer Science 2024-04-08 Hoon Lee , Hong Ki Kim , Seung Hyun Oh , Sang Hyun Lee

This paper proposes a novel approach for global localisation of mobile robots in large-scale environments. Our method leverages learning-based localisation and filtering-based localisation, to localise the robot efficiently and precisely…

Robotics · Computer Science 2020-07-17 Li Sun , Daniel Adolfsson , Martin Magnusson , Henrik Andreasson , Ingmar Posner , Tom Duckett

We address the localization of robots in a multi-MAV system where external infrastructure like GPS or motion capture systems may not be available. Our approach lends itself to implementation on platforms with several constraints on size,…

Robotics · Computer Science 2020-02-24 Ty Nguyen , Kartik Mohta , Camillo J. Taylor , Vijay Kumar

Traditional algorithms for robots who need to integrate into a wireless network often focus on one specific task. In this work we want to develop simple, adaptive and reusable algorithms for real world applications for this scenario.…

Robotics · Computer Science 2015-11-18 Christian Blum , Verena V. Hafner

Source localization is of pivotal importance in several areas such as wireless sensor networks and Internet of Things (IoT), where the location information can be used for a variety of purposes, e.g. surveillance, monitoring, tracking, etc.…

Signal Processing · Electrical Eng. & Systems 2018-07-16 Luis F. Abanto-Leon , Arie Koppelaar , Sonia Heemstra de Groot

This paper presents a novel approach to deal with the cooperative localization problem in wireless sensor networks based on received signal strength measurements. In cooperative scenarios, the cost function of the localization problem…

Signal Processing · Electrical Eng. & Systems 2024-12-30 Lismer Andres Caceres Najarro , Iickho Song , Muhammad Salman , Kiseon Kim

This paper describes a novel communication-spare cooperative localization algorithm for a team of mobile unmanned robotic vehicles. Exploiting an event-based estimation paradigm, robots only send measurements to neighbors when the expected…

Robotics · Computer Science 2018-02-22 Michael Ouimet , David Iglesias , Nisar Ahmed , Sonia Martinez

In this paper, we develop a \textcolor{black}{\emph{distributed}} algorithm to localize a network of robots moving arbitrarily in a bounded region. In the case of such mobile networks, the main challenge is that the robots may not be able…

Robotics · Computer Science 2017-03-21 Sam Safavi , Usman Khan

The accurate and low-cost localization of sensors using a wireless sensor network is critically required in a wide range of today's applications. We propose a novel, robust maximum likelihood-type method for distributed cooperative received…

Signal Processing · Electrical Eng. & Systems 2018-12-12 Luca Carlino , Di Jin , Michael Muma , Abdelhak M. Zoubir

The localization of moving robots depends on the availability of good features from the environment. Sensor systems like Lidar are popular, but unique features can also be extracted from images of the ground. This work presents the Keypoint…

Computer Vision and Pattern Recognition · Computer Science 2025-04-07 Piet Brömmel , Dominik Brämer , Oliver Urbann , Diana Kleingarn

Localization is a fundamental task in robotics for autonomous navigation. Existing localization methods rely on a single input data modality or train several computational models to process different modalities. This leads to stringent…

Robotics · Computer Science 2023-07-04 Muhammad Ibrahim , Naveed Akhtar , Saeed Anwar , Ajmal Mian

Routing algorithms for wireless sensor networks can be broadly divided into two classes - proactive and reactive. Proactive routing is suitable for a network with a fixed topology. On the other hand, reactive routing is more suitable for a…

Networking and Internet Architecture · Computer Science 2012-08-02 Sanat Sarangi , Subrat Kar

Localization of networked nodes is an essential problem in emerging applications, including first-responder navigation, automated manufacturing lines, vehicular and drone navigation, asset navigation and tracking, Internet of Things and 5G…

Networking and Internet Architecture · Computer Science 2023-10-04 Nakul Garg , Irtaza Shahid , Ramanujan K Sheshadri , Karthikeyan Sundaresan , Nirupam Roy