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Current and future wireless applications strongly rely on precise real-time localization. A number of applications such as smart cities, Internet of Things (IoT), medical services, automotive industry, underwater exploration, public safety,…

信号处理 · 电气工程与系统科学 2019-06-11 Nasir Saeed , Haewoon Nam , Tareq Y. Al-Naffouri , Mohamed-Slim Alouini

In autonomous driving, data augmentation is commonly used for improving 3D object detection. The most basic methods include insertion of copied objects and rotation and scaling of the entire training frame. Numerous variants have been…

计算机视觉与模式识别 · 计算机科学 2023-09-01 Jungwook Shin , Jaeill Kim , Kyungeun Lee , Hyunghun Cho , Wonjong Rhee

Recently, location-based services (LBS) have steered attention to indoor positioning systems (IPS). WLAN-based IPSs relying on received signal strength (RSS) measurements such as fingerprinting are gaining popularity due to proven high…

网络与互联网体系结构 · 计算机科学 2019-07-02 Erick Schmidt , David Akopian

Multipath and non-line-of-sight (NLOS) signals are the major causes of poor accuracy of a global navigation satellite system (GNSS) in urban areas. Despite the wide usage of the GNSS in populated urban areas, it is difficult to suggest a…

系统与控制 · 电气工程与系统科学 2022-06-10 Yongjun Lee , Yoola Hwang , Jae Young Ahn , Jiwon Seo , Byungwoon Park

The scale of wireless technologies penetration in our daily lives, primarily triggered by the Internet-of-things (IoT)-based smart cities, is beaconing the possibilities of novel localization and tracking techniques. Recently, low-power…

信号处理 · 电气工程与系统科学 2020-06-03 Mahnoor Anjum , Muhammad Abdullah Khan , Syed Ali Hassan , Aamir Mahmood , Hassaan Khaliq Qureshi , Mikael Gidlund

Given the rapid advancements in wireless communication and terminal devices, high-speed and convenient WiFi has permeated various aspects of people's lives, and attention has been drawn to the location services that WiFi can provide.…

信号处理 · 电气工程与系统科学 2023-07-03 Jiyu Jiao , Xiaojun Wang , Chenlin He

Indoor localization based on SIngle Of Fingerprint (SIOF) is rather susceptible to the changing environment, multipath, and non-line-of-sight (NLOS) propagation. Building SIOF is also a very time-consuming process. Recently, we first…

机器学习 · 统计学 2017-12-21 Xiansheng Guo , Nirwan Ansari , Huiyong Li

Among many techniques for indoor localization, fingerprinting has been shown to provide a higher accuracy compared to the alternative techniques. Fingerprinting techniques require an initial calibration phase during which site surveyors…

信号处理 · 电气工程与系统科学 2019-02-06 Hamada Rizk , Moustafa Youssef

The localization speed and accuracy in the indoor scenario can greatly impact the Quality of Experience of the user. While many individual machine learning models can achieve comparable positioning performance, their prediction mechanisms…

信号处理 · 电气工程与系统科学 2022-07-19 Lucie Klus , Darwin Quezada-Gaibor , Joaquın Torres-Sospedra , Elena Simona Lohan , Carlos Granell , Jari Nurmi

This paper proposes a predictive rate-selection framework based on Gaussian process (GP)-based radio map construction that is robust to location uncertainty. Radio maps are a promising tool for improving communication efficiency in 6G…

信号处理 · 电气工程与系统科学 2025-09-19 Koya Sato

Multiple mobile robots play a significant role in various spatially distributed tasks.In unfamiliar and non-repetitive scenarios, reconstructing the global map is time-inefficient and sometimes unrealistic. Hence, research has focused on…

机器人学 · 计算机科学 2025-12-29 Weining Lu , Qingquan Lin , Litong Meng , Chenxi Li , Bin Liang

GNSS are indispensable for various applications, but they are vulnerable to spoofing attacks. The original receiver autonomous integrity monitoring (RAIM) was not designed for securing GNSS. In this context, RAIM was extended with wireless…

密码学与安全 · 计算机科学 2024-02-07 Wenjie Liu , Panos Papadimitratos

Indoor localization is a critical task in many embedded applications, such as asset tracking, emergency response, and realtime navigation. In this article, we propose a novel fingerprintingbased framework for indoor localization called…

机器学习 · 计算机科学 2024-03-05 Danish Gufran , Saideep Tiku , Sudeep Pasricha

Recently, there has been an increasing interest in 6G technology for integrated sensing and communications, where positioning stands out as a key application. In the realm of 6G, cell-free massive multiple-input multiple-output (MIMO)…

信号处理 · 电气工程与系统科学 2025-05-05 Manish Kumar , Tzu-Hsuan Chou , Byunghyun Lee , Nicolo Michelusi , David J. Love , James V. Krogmeier

Location knowledge in indoor environment using Indoor Positioning Systems (IPS) has become very useful and popular in recent years. Indoor wireless localization suffers from severe multi-path fading and non-line-of-sight conditions. This…

系统与控制 · 电气工程与系统科学 2023-09-26 Gang Wang , Zuxuan Zhang

The next-generation internet of things (IoT) systems have an increasingly demand on intelligent localization which can scale with big data without human perception. Thus, traditional localization solutions without accuracy metric will…

信号处理 · 电气工程与系统科学 2020-04-10 You Li , Zhe He , Zhouzheng Gao , Yuan Zhuang , Chuang Shi , Naser El-Sheimy

Deep learning shows promising performance in wireless sensing. However, deep wireless sensing (DWS) heavily relies on large datasets. Unfortunately, building comprehensive datasets for DWS is difficult and costly, because wireless data…

信号处理 · 电气工程与系统科学 2024-10-11 Weiying Hou , Chenshu Wu

This study describes a UWB and Machine Learning (ML)-based indoor positioning system. We propose a simple mathematical strategy to create data to reduce the job of measurements for fingerprint-based indoor localization systems. A…

信号处理 · 电气工程与系统科学 2022-04-11 Anqi Yin , Zihuai Lin

We develop an online probabilistic metric-semantic mapping approach for mobile robot teams relying on streaming RGB-D observations. The generated maps contain full continuous distributional information about the geometric surfaces and…

机器人学 · 计算机科学 2021-03-31 Ehsan Zobeidi , Alec Koppel , Nikolay Atanasov

Wi-Fi-based positioning promises a scalable and privacy-preserving solution for location-based services in indoor environments such as malls, airports, and campuses. RSS-based methods are widely deployable as RSS data is available on all…

信号处理 · 电气工程与系统科学 2025-09-30 Abdulkadir Bilge , Erdem Ergen , Burak Soner , Sinem Coleri