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Indoor human positioning has become increasingly important for applications such as health monitoring, breath monitoring, human identification, safety and rescue operations, and security surveillance. However, achieving robust indoor human…

信号处理 · 电气工程与系统科学 2024-03-08 Amala Sonny , Abhinav Kumar , Linga Reddy Cenkeramaddi

Accurate detection of human presence in indoor environments is important for various applications, such as energy management and security. In this paper, we propose a novel system for human presence detection using the channel state…

机器学习 · 计算机科学 2024-02-09 Li-Hsiang Shen , An-Hung Hsiao , Kuan-I Lu , Kai-Ten Feng

We study the problem of high accuracy localization of mobile nodes in a multipath-rich environment where sub-meter accuracies are required. We employ a peer-to-peer framework where the vehicles/nodes can get pairwise multipath-degraded…

网络与互联网体系结构 · 计算机科学 2012-11-09 Venkatesan. N. Ekambaram , Kannan Ramchandran , Raja Sengupta

Indoor localization is a long-standing challenge in mobile computing, with significant implications for enabling location-aware and intelligent applications within smart environments such as homes, offices, and retail spaces. As AI…

音频与语音处理 · 电气工程与系统科学 2025-08-26 Amod K. Agrawal

Channel state information (CSI)-based fingerprinting via neural networks (NNs) is a promising approach to enable accurate indoor and outdoor positioning of user equipments (UEs), even under challenging propagation conditions. In this paper,…

信号处理 · 电气工程与系统科学 2021-09-01 Emre Gönültaş , Eric Lei , Jack Langerman , Howard Huang , Christoph Studer

We present Acoustic Inertial Measurement (AIM), a one-of-a-kind technique for indoor drone localization and tracking. Indoor drone localization and tracking are arguably a crucial, yet unsolved challenge: in GPS-denied environments,…

机器人学 · 计算机科学 2025-04-03 Yimiao Sun , Weiguo Wang , Luca Mottola , Ruijin Wang , Yuan He

Having knowledge of the environmental context of the user i.e. the knowledge of the users' indoor location and the semantics of their environment, can facilitate the development of many of location-aware applications. In this paper, we…

声音 · 计算机科学 2018-04-03 Muhammad A. Shah , Bhiksha Raj , Khaled A. Harras

Indoor localization and Location Based Services (LBS) can greatly benefit from the widescale proliferation of communication devices. The basic requirements of a system that can provide the aforementioned services are energy efficiency,…

网络与互联网体系结构 · 计算机科学 2024-10-30 Faheem Zafari , Ioannis Papapanagiotou , Michael Devetsikiotis , Thomas Hacker

With a significant increase in area throughput, Massive MIMO has become an enabling technology for fifth generation (5G) wireless mobile communication systems. Although prototypes were built, an openly available dataset for channel impulse…

信号处理 · 电气工程与系统科学 2019-02-11 Maximilian Arnold , Jakob Hoydis , Stephan ten Brink

This work makes multiple scientific contributions to the field of Indoor Localization for Ambient Assisted Living in Smart Homes. First, it presents a Big-Data driven methodology that studies the multimodal components of user interactions…

人机交互 · 计算机科学 2021-06-30 Nirmalya Thakur , Chia Y. Han

Robust localization in a given map is a crucial component of most autonomous robots. In this paper, we address the problem of localizing in an indoor environment that changes and where prominent structures have no correspondence in the map…

机器人学 · 计算机科学 2024-10-28 Nicky Zimmerman , Louis Wiesmann , Tiziano Guadagnino , Thomas Läbe , Jens Behley , Cyrill Stachniss

Virtual acoustic environments enable the creation and simulation of realistic and eco-logically valid daily-life situations vital for hearing research and audiology. Reverberant indoor environments are particularly important. For real-time…

音频与语音处理 · 电气工程与系统科学 2025-12-03 Stefan Fichna , Steven van de Par , Bernhard U. Seeber , Stephan D. Ewert

For underwater vehicles, robotic applications have the added difficulty of operating in highly unstructured and dynamic environments. Environmental effects impact not only the dynamics and controls of the robot but also the perception and…

机器人学 · 计算机科学 2023-07-18 Jingyu Song , Onur Bagoren , Katherine A. Skinner

Having accurate localization capabilities is one of the fundamental requirements of autonomous robots. For underwater vehicles, the choices for effective localization are limited due to limitations of GPS use in water and poor environmental…

机器人学 · 计算机科学 2022-10-04 Akshay Hinduja , Yunsik Ohm , Jiahe Liao , Carmel Majidi , Michael Kaess

This paper investigates the system design and experimental validation of integrated sensing and communication (ISAC) for environmental sensing, which is expected to be a critical enabler for next-generation wireless networks. We advocate…

信号处理 · 电气工程与系统科学 2025-07-03 Jun Wu , Yuye Shi , Weijie Yuan , Qingqing Cheng , Buyi Li , Xinyuan Wei

Time delay estimation is essential in Acoustic Source Localization (ASL) systems. One of the most used techniques for this purpose is the Generalized Cross Correlation (GCC) between a pair of signals and its use in Steered Response Power…

信号处理 · 电气工程与系统科学 2020-06-11 Juan Manuel Vera-Diaz , Daniel Pizarro , Javier Macias-Guarasa

In this paper, we propose a novel integrated communication and positioning design for orthogonal frequency division multiplexing system aided by a reconfigurable intelligent surface (RIS) in indoor circumstances. The channel frequency…

信号处理 · 电气工程与系统科学 2024-04-16 Xichao Sang , Lin Gui , Kai Ying , Xiaqing Diao , Derrick Wing Kwan Ng

Lifelong indoor localization in a given map is the basis for navigation of autonomous mobile robots. In this letter, we address the problem of robust localization in cluttered indoor environments like office spaces and corridors using 3D…

机器人学 · 计算机科学 2024-12-05 Fujing Xie , Sören Schwertfeger

Fingerprinting-based positioning significantly improves the indoor localization performance in non-line-of-sight-dominated areas. However, its deployment and maintenance is cost-intensive as it needs ground-truth reference systems for both…

信号处理 · 电气工程与系统科学 2022-10-13 Maximilian Stahlke , George Yammine , Tobias Feigl , Bjoern M. Eskofier , Christopher Mutschler

In this paper, we study the underwater acoustic localization in the presence of environmental mismatch. Especially, we exploit a pre-trained neural network for the acoustic wave propagation in a gradient-based optimization framework to…

声音 · 计算机科学 2025-04-01 Dariush Kari , Yongjie Zhuang , Andrew C. Singer