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In this paper, a 2-stage robust distributed algorithm is proposed for cooperative sensor network localization using time of arrival (TOA) data without identification of non-line of sight (NLOS) links. In the first stage, to overcome the…

Networking and Internet Architecture · Computer Science 2014-03-04 Siamak Yousefi , Xiao-Wen Chang , Benoit Champagne

This paper presents a novel approach for indoor acoustic source localization using microphone arrays and based on a Convolutional Neural Network (CNN). The proposed solution is, to the best of our knowledge, the first published work in…

Sound · Computer Science 2019-02-01 Juan Manuel Vera-Diaz , Daniel Pizarro , Javier Macias-Guarasa

The localization problem in a wireless sensor network is to determine the coordination of sensor nodes using the known positions of some nodes (called anchors) and corresponding noisy distance measurements. There is a variety of different…

Optimization and Control · Mathematics 2014-09-19 Pouya Mollaebrahim Ghari , Reza Shahbazian , Seyed Ali Ghorashi

We consider the detection of a correlated random process immersed in noise in a wireless sensor network. Each node has an individual energy constraint and the communication with the processing central units are affected by the path loss…

Information Theory · Computer Science 2015-09-15 Juan Augusto Maya , Cecilia G. Galarza , Leonardo Rey Vega

In this paper, localization using narrowband communication signals are considered in the presence of fading channels with time of arrival measurements. When narrowband signals are used for localization, due to existing hardware constraints,…

Information Theory · Computer Science 2018-11-06 Xue Zhang , Cihan Tepedelenlioglu , Mahesh K. Banavar , Andreas Spanias , Gowtham Muniraju

The vivid success of the emerging wireless sensor technology (WSN) gave rise to the notion of localization in the communications field. Indeed, the interest in localization grew further with the proliferation of the wireless sensor network…

Signal Processing · Electrical Eng. & Systems 2018-07-23 Hadeel Elayan , Raed Shubair

We propose a novel search-and-rescue management method that relies on the aerial deployment of Wireless Sensor Network (WSN) for locating victims after floods. The sensor nodes will collect vital information such as heat signatures for…

Networking and Internet Architecture · Computer Science 2022-12-20 Harshil Bhatt , Pranesh G , Samarth Shankar , Shriyash Haralikar

We introduce a Bayesian estimation approach for the passive localization of an acoustic source in shallow water using a single mobile receiver. The proposed probabilistic focalization method estimates the time-varying source location in the…

Signal Processing · Electrical Eng. & Systems 2024-06-26 Luisa Watkins , Pietro Stinco , Alessandra Tesei , Florian Meyer

Energy-aware system design is an important optimization task for static and mobile Internet of Things (IoT)-based sensor nodes, especially for highly resource-constrained vehicles such as mobile robotic systems. For 4G/5G-based cellular…

Networking and Internet Architecture · Computer Science 2020-02-20 Robert Falkenberg , Benjamin Sliwa , Nico Piatkowski , Christian Wietfeld

Recent localization frameworks exploit spatial information of complex channel measurements (CMs) to estimate accurate positions even in multipath propagation scenarios. State-of-the art CM fingerprinting(FP)-based methods employ…

Signal Processing · Electrical Eng. & Systems 2022-03-25 Sebastian Kram , Christopher Kraus , Tobias Feigl , Maximilian Stahlke , Jörg Robert , Christopher Mutschler

Wireless sensor networks (WSNs) are employed across a wide range of industrial applications where ultra-low power consumption is a critical prerequisite. At the same time, these systems must maintain a certain level of determinism to ensure…

Networking and Internet Architecture · Computer Science 2025-12-04 Stefano Scanzio , Gabriele Formis , Tullio Facchinetti , Gianluca Cena

This paper describes a sound source localization (SSL) technique that combines an $\alpha$-stable model for the observed signal with a neural network-based approach for modeling steering vectors. Specifically, a physics-informed neural…

In Wireless Sensor Networks, sensed data are reported to the sink by the available nodes in the communication range. The sensed data should be reported to the sink with the frequency expected by the sink. In order to have a communication…

Networking and Internet Architecture · Computer Science 2014-03-10 G. Pavithra , P. Devaki

Transmitter localization in vessel-like molecular communication channels is a fundamental problem with potential applications in healthcare. Existing analytical solutions either assume knowledge of emission time or require multiple closely…

Information Theory · Computer Science 2026-03-27 Dağhan Erdönmez , H. Birkan Yilmaz

The ability of a sensor node to determine its physical location within a network (Localization) is of fundamental importance in sensor networks. Interpretating data from sensors will not be possible unless the context of the data is known;…

Networking and Internet Architecture · Computer Science 2007-05-23 Sameer Tilak , Vinay Kolar , Nael B. Abu-Ghazaleh , Kyoung-Don Kang

It is known that adverse environments such as high reverberation and low signal-to-noise ratio (SNR) pose a great challenge to indoor sound source localization. To address this challenge, in this paper, we propose a sound source…

Sound · Computer Science 2018-12-05 Yingxiang Sun , Jiajia Chen , Chau Yuen , Susanto Rahardja

We analyze three quantum communication protocols that have been proposed in the literature, and compare how well they communicate single-rail entanglement. We use specific metrics for output state purity and probability of success and…

Quantum Physics · Physics 2022-12-14 Caroline Mauron , Timothy C. Ralph

Support estimation (SE) of a sparse signal refers to finding the location indices of the non-zero elements in a sparse representation. Most of the traditional approaches dealing with SE problem are iterative algorithms based on greedy…

Signal Processing · Electrical Eng. & Systems 2026-05-06 Mehmet Yamac , Mete Ahishali , Serkan Kiranyaz , Moncef Gabbouj

Spatio-Temporal Graph Neural Networks (ST-GNNs) are well-suited for processing high-frequency data streams from geographically distributed sensors in smart mobility systems. However, their deployment at the edge across distributed compute…

Machine Learning · Computer Science 2025-12-22 Ivan Kralj , Lodovico Giaretta , Gordan Ježić , Ivana Podnar Žarko , Šarūnas Girdzijauskas

Spectrum sensing is one of the means of utilizing the scarce source of wireless spectrum efficiently. In this paper, a convolutional neural network (CNN) model employing spectral correlation function which is an effective characterization…

Signal Processing · Electrical Eng. & Systems 2021-04-29 Kürşat Tekbıyık , Özkan Akbunar , Ali Rıza Ekti , Ali Görçin , Güneş Karabulut Kurt , Khalid A. Qaraqe
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