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Related papers: MetaLoc: Learning to Learn Wireless Localization

200 papers

Channel state information (CSI) based fingerprinting for WIFI indoor localization has attracted lots of attention very recently.The frequency diverse and temporally stable CSI better represents the location dependent channel characteristics…

Networking and Internet Architecture · Computer Science 2021-07-06 Zhihui Gao , Yunfan Gao , Sulei Wang , Dan Li , Yuedong Xu

Fingerprint localization has gained significant attention due to its cost-effective deployment, low complexity, and high efficacy. However, traditional methods, while effective for static data, often struggle in dynamic environments where…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Jiyu Jiao , Xiaojun Wang , Chengpei Han

Relocalization is a fundamental task in the field of robotics and computer vision. There is considerable work in the field of deep camera relocalization, which directly estimates poses from raw images. However, learning-based methods have…

Robotics · Computer Science 2021-03-23 Wei Wang , Pedro P. B. de Gusmo , Bo Yang , Andrew Markham , Niki Trigoni

Indoor localization services are a crucial aspect for the realization of smart cyber-physical systems within cities of the future. Such services are poised to reinvent the process of navigation and tracking of people and assets in a variety…

Networking and Internet Architecture · Computer Science 2021-04-16 Saideep Tiku , Prathmesh Kale , Sudeep Pasricha

Low-latency localization is critical in cellular networks to support real-time applications requiring precise positioning. In this paper, we propose a distributed machine learning (ML) framework for fingerprint-based localization tailored…

Signal Processing · Electrical Eng. & Systems 2025-07-22 Manish Kumar , Tzu-Hsuan Chou , Byunghyun Lee , Nicolò Michelusi , David J. Love , Yaguang Zhang , James V. Krogmeier

We present \emph{SmartLoc}, a localization system to estimate the location and the traveling distance by leveraging the lower-power inertial sensors embedded in smartphones as a supplementary to GPS. To minimize the negative impact of…

Networking and Internet Architecture · Computer Science 2013-10-31 Cheng Bo , Xiang-Yang Li , Taeho Jung , Xufei Mao

While UWB-based methods can achieve high localization accuracy in small-scale areas, their accuracy and reliability are significantly challenged in large-scale environments. In this paper, we propose a learning-based framework named ULOC…

Robotics · Computer Science 2024-09-18 Thien-Minh Nguyen , Yizhuo Yang , Tien-Dat Nguyen , Shenghai Yuan , Lihua Xie

This paper presents a data-driven localization framework with high precision in time-varying complex multipath environments, such as dense urban areas and indoors, where GPS and model-based localization techniques come short. We consider…

Computer Vision and Pattern Recognition · Computer Science 2021-01-25 Farzam Hejazi , Katarina Vuckovic , Nazanin Rahnavard

Indoor localization systems are most commonly based on Received Signal Strength Indicator (RSSI) measurements of either WiFi or Bluetooth-Low-Energy (BLE) beacons. In such systems, the two most common techniques are trilateration and…

Networking and Internet Architecture · Computer Science 2020-06-17 Ramdoot Pydipaty , Johnu George , Krishna Selvaraju , Amit Saha

The increasing deployment of large antenna arrays at base stations has significantly improved the spatial resolution and localization accuracy of radio-localization methods. However, traditional signal processing techniques struggle in…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Baptiste Chatelier , Vincent Corlay , Musa Furkan Keskin , Matthieu Crussière , Henk Wymeersch , Luc Le Magoarou

Fingerprint-based localization plays an important role in indoor location-based services, where the position information is usually collected in distributed clients and gathered in a centralized server. However, the overloaded transmission…

Signal Processing · Electrical Eng. & Systems 2022-03-30 Xin Cheng , Chuan Ma , Jun Li , Haiwei Song , Feng Shu , Jiangzhou Wang

This paper develops a gradient-based meta-learning framework for real-time control of waveguided pinching-antenna systems under user-location uncertainty and physical-layer security (PLS) constraints. A probabilistic system model is…

Signal Processing · Electrical Eng. & Systems 2026-01-05 Khalid T. Musri , Akram Y. Sarhan , Osamah A. Abdullah , Hayder Al-Hraishawi

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

Typically, loss functions, regularization mechanisms and other important aspects of training parametric models are chosen heuristically from a limited set of options. In this paper, we take the first step towards automating this process,…

In recent years, Channel State Information (CSI), recognized for its fine-grained spatial characteristics, has attracted increasing attention in WiFi-based indoor localization. However, despite its potential, CSI-based approaches have yet…

Human-Computer Interaction · Computer Science 2025-04-25 Tianyu Zhang , Dongheng Zhang , Ruixu Geng , Xuecheng Xie , Shuai Yang , Yan Chen

Localization in already mapped environments is a critical component in many robotics and automotive applications, where previously acquired information can be exploited along with sensor fusion to provide robust and accurate localization…

Robotics · Computer Science 2024-09-10 Lorenzo Montano-Oliván , Julio A. Placed , Luis Montano , María T. Lázaro

WiFi fingerprinting is one of the mainstream technologies for indoor localization. However, it requires an initial calibration phase during which the fingerprint database is built manually. This process is labour intensive and needs to be…

Computers and Society · Computer Science 2021-06-28 Ahmed Shokry , Moustafa Elhamshary , Moustafa Youssef

The last few decades have witnessed a growing interest in location-based services. Using localization systems based on Radio Frequency (RF) signals has proven its efficacy for both indoor and outdoor applications. However, challenges remain…

Systems and Control · Electrical Eng. & Systems 2020-12-22 Daoud Burghal , Ashwin T. Ravi , Varun Rao , Abdullah A. Alghafis , Andreas F. Molisch

We introduce MetaICL (Meta-training for In-Context Learning), a new meta-training framework for few-shot learning where a pretrained language model is tuned to do in-context learning on a large set of training tasks. This meta-training…

Computation and Language · Computer Science 2022-05-04 Sewon Min , Mike Lewis , Luke Zettlemoyer , Hannaneh Hajishirzi

Radio based positioning of a user equipment (UE) based on deep learning (DL) methods using channel state information (CSI) fingerprints have shown promising results. DL models are able to capture complex properties embedded in the CSI about…

Signal Processing · Electrical Eng. & Systems 2022-10-27 Anastasios Foliadis , Mario H. Castañeda Garcia , Richard A. Stirling-Gallacher , Reiner S. Thomä