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Related papers: WiSLAT: A Simultaneous Device Localization and Tar…

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Device-free Wi-Fi sensing has numerous benefits in practical settings, as it eliminates the requirement for dedicated sensing devices and can be accomplished using current low-cost Wi-Fi devices. With the development of Wi-Fi standards,…

Signal Processing · Electrical Eng. & Systems 2025-06-16 Wenbo Ding , Yang Li , Dongsheng Wang , Bin Zhao , Yunrong Zhu , Yibo Zhang , Yumeng Miao

This paper introduces novel schemes for indoor localization, outlier detection, and radio map interpolation using Wireless Local Area Networks (WLANs). The localization method consists of a novel multicomponent optimization technique that…

Networking and Internet Architecture · Computer Science 2016-10-19 Ali Khalajmehrabadi , Nikolaos Gatsis , David Akopian

In this paper we propose a novel algorithm, Wi-Closure, to improve computational efficiency and robustness of loop closure detection in multi-robot SLAM. Our approach decreases the computational overhead of classical approaches by pruning…

Robotics · Computer Science 2022-11-24 Weiying Wang , Anne Kemmeren , Daniel Son , Javier Alonso-Mora , Stephanie Gil

Wireless indoor localization has been a pivotal area of research over the last two decades, becoming a cornerstone for numerous sensing applications. However, conventional wireless localization methods rely on channel state information to…

Signal Processing · Electrical Eng. & Systems 2025-01-31 Xueqiang Han , Tianyue Zheng , Tony Xiao Han , Jun Luo

One of the major issues in Wireless Body Area Sensor Networks (WBASNs) is efficient localization. There are various techniques for indoor and outdoor environments to locate a person. This study evaluating and compares performance of…

Networking and Internet Architecture · Computer Science 2012-07-09 Obaid ur Rehman , Nadeem Javaid , Ayesha Bibi , Zahoor Ali Khan

Using commodity WiFi data for applications such as indoor localization, object identification and tracking and channel sounding has recently gained considerable attention. We study the problem of channel impulse response (CIR) estimation…

Information Theory · Computer Science 2020-11-23 Mahdi Barzegar Khalilsarai , Benedikt Gross , Stelios Stefanatos , Gerhard Wunder , Giuseppe Caire

Wi-Fi sensing has emerged as a promising technique for gesture recognition, yet its practical deployment is hindered by environmental sensitivity and device placement challenges. To overcome these limitations we propose Wi-Fi Range and…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-25 Jessica Sanson , Rahul C. Shah , Yazhou Zhu , Rafael Rosales , Valerio Frascolla

Simultaneous localization and tracking (SLAT) in sensor networks aims to determine the positions of sensor nodes and a moving target in a network, given incomplete and inaccurate range measurements between the target and each of the…

Optimization and Control · Mathematics 2016-08-14 Pınar Oğuz-Ekim , João Gomes , João Xavier , Paulo Oliveira

The advancement of next-generation Wi-Fi technology heavily relies on sensing capabilities, which play a pivotal role in enabling sophisticated applications. In response to the growing demand for large-scale deployments, contemporary Wi-Fi…

Signal Processing · Electrical Eng. & Systems 2025-12-29 Yuxuan Liu , Chiya Zhang , Yifeng Yuan , Chunlong He , Weizheng Zhang , Gaojie Chen

In the low-altitude wireless networks, the simultaneous sensing data acquisition and sharing (SDAS) through an ISAC signaling strategy becomes a typical application scenario. In this paper, we mainly investigate three primary aspects of the…

Information Theory · Computer Science 2026-03-31 Fuwang Dong , Fan Liu , Yifeng Xiong , Yuanhao Cui , Wei Wang , Shi Jin

In this paper, we consider people counting and localization systems exploiting channel state information (CSI) measured from commodity WiFi network interface cards (NICs). While CSI has useful information of amplitude and phase to describe…

Information Theory · Computer Science 2026-05-01 Jihoon Cha , Hwanjin Kim , Junil Choi

Thanks to the ubiquitous deployment of Wi-Fi hotspots, channel state information (CSI)-based Wi-Fi sensing can unleash game-changing applications in many fields, such as healthcare, security, and entertainment. However, despite one decade…

Networking and Internet Architecture · Computer Science 2023-02-03 Marco Cominelli , Francesco Gringoli , Francesco Restuccia

The paper targets the problem of human motion detection using Wireless Local Area Network devices (WiFi) equipped with pattern reconfigurable antennas. Motion sensing is obtained by monitoring the body-induced alterations of the ambient…

Networking and Internet Architecture · Computer Science 2022-05-03 Marco Santoboni , Riccardo Bersan , Stefano Savazzi , Alberto Zecchin , Vittorio Rampa Daniele Piazza

Indoor localization plays a vital role in the era of the IoT and robotics, with WiFi technology being a prominent choice due to its ubiquity. We present a method for creating WiFi fingerprinting datasets to enhance indoor localization…

Complementary to the fine-grained channel state information (CSI) from the physical layer and coarse-grained received signal strength indicator (RSSI) measurements, the mid-grained spatial beam attributes (e.g., beam SNR) that are available…

Networking and Internet Architecture · Computer Science 2022-02-08 Jianyuan Yu , Pu , Wang , Toshiaki Koike-Akino , Ye Wang , Philip V. Orlik , R. Michael Buehrer

Simultaneous Localization and Mapping (SLAM) enables autonomous robots to navigate and execute their tasks through unknown environments. However, performing SLAM in large environments with a single robot is not efficient, and visual or…

Channel charting is a data-driven baseband processing technique consisting in applying self-supervised machine learning techniques to channel state information (CSI), with the objective of reducing the dimension of the data and extracting…

Signal Processing · Electrical Eng. & Systems 2021-05-03 Paul Ferrand , Alexis Decurninge , Luis G. Ordoñez , Maxime Guillaud

Radio channel state information (CSI) measured with many receivers is a good resource for localizing a transmit device with machine learning with a discriminative model. However, CSI localization is nontrivial when the radio map is…

Signal Processing · Electrical Eng. & Systems 2020-08-26 Minseuk Kim , Changjun Kim , Dongsoo Han , June-Koo Kevin Rhee

This paper presents a novel hybrid deep learning framework designed to enhance the robustness of CSI-based Human Activity Recognition (HAR) within bandwidth-constrained Wi-Fi sensing environments. The core of our proposed methodology is a…

Signal Processing · Electrical Eng. & Systems 2026-02-10 Alison M. Fernandes , Hermes I. Del Monego , Bruno S. Chang , Anelise Munaretto , Hélder M. Fontes , Rui Campos

With the development of the Internet of Things technology, indoor tracking has become a popular application nowadays, but most existing solutions can only work in line-of-sight scenarios, or require regular re-calibration. In this paper, we…

Signal Processing · Electrical Eng. & Systems 2018-07-10 Feng Zhang , Chen Chen , Beibei Wang , Yi Han , K. J. Ray Liu