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Related papers: MASSLOC: A Massive Sound Source Localization Syste…

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Indoor relocalization is vital for both robotic tasks like autonomous exploration and civil applications such as navigation with a cell phone in a shopping mall. Some previous approaches adopt geometrical information such as key-point…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Aryan , Bowen Li , Sebastian Scherer , Yun-Jou Lin , Chen Wang

This article presents a Non-negative Tensor Factorization based method for sound source separation from Ambisonic microphone signals. The proposed method enables the use of prior knowledge about the Directions-of-Arrival (DOAs) of the…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-20 Mateusz Guzik , Konrad Kowalczyk

Deep learning-based sound event localization and classification is an emerging research area within wireless acoustic sensor networks. However, current methods for sound event localization and classification typically rely on a single…

In this thesis, we propose an artificial auditory system that gives a robot the ability to locate and track sounds, as well as to separate simultaneous sound sources and recognising simultaneous speech. We demonstrate that it is possible to…

Robotics · Computer Science 2016-02-23 Jean-Marc Valin

Indoor localization opens the path to potentially transformative applications. Although many indoor localization methods have been proposed over the years, they remain too impractical for widespread deployment in the real world. In this…

Human-Computer Interaction · Computer Science 2025-07-08 Emerson Sie , Enguang Fan , Federico Cifuentes-Urtubey , Deepak Vasisht

Accurately localizing multiple sources is a critical task with various applications in wireless communications, such as emergency services, including natural post-disaster search and rescue operations. However, scenarios where the receiver…

Signal Processing · Electrical Eng. & Systems 2025-04-10 Amir Mansourian , Alireza Fadakar , Saeed Akhavan , Behrouz Maham

Accurately estimating sound source positions is crucial for robot audition. However, existing sound source localization methods typically rely on a microphone array with at least two spatially preconfigured microphones. This requirement…

Robotics · Computer Science 2025-06-23 Jiang Wang , Runwu Shi , Benjamin Yen , He Kong , Kazuhiro Nakadai

The accuracy of traditional localization methods significantly degrades when the direct path between the wireless transmitter and the target is blocked or non-penetrable. This paper proposes N2LoS, a novel approach for precise…

Signal Processing · Electrical Eng. & Systems 2025-05-14 Zhenguo Shi , Yihe Yan , Yanxiang Wang , Wen Hu , Chun Tung Chou

Recently, an end-to-end two-dimensional sound source localization algorithm with ad-hoc microphone arrays formulates the sound source localization problem as a classification problem. The algorithm divides the target indoor space into a set…

Audio and Speech Processing · Electrical Eng. & Systems 2023-04-18 Linfeng Feng , Yijun Gong , Xiao-Lei Zhang

This paper introduces an indoor localization method using fixed reflector objects within the environment, leveraging a base station (BS) equipped with Angle of Arrival (AoA) and Time of Arrival (ToA) measurement capabilities. The…

Information Theory · Computer Science 2024-06-05 Milad Johnny , Shahrokh Valaee

Distance estimation from audio plays a crucial role in various applications, such as acoustic scene analysis, sound source localization, and room modeling. Most studies predominantly center on employing a classification approach, where…

Audio and Speech Processing · Electrical Eng. & Systems 2024-03-27 Michael Neri , Archontis Politis , Daniel Krause , Marco Carli , Tuomas Virtanen

The prevailing noise-resistant and reverberation-resistant localization algorithms primarily emphasize separating and providing directional output for each speaker in multi-speaker scenarios, without association with the identity of…

Sound · Computer Science 2023-10-18 Yu Chen , Xinyuan Qian , Zexu Pan , Kainan Chen , Haizhou Li

Accurate localization of mobile terminals is crucial for integrated sensing and communication systems. Existing fingerprint localization methods, which deduce coordinates from channel information in pre-defined rectangular areas, struggle…

Information Theory · Computer Science 2024-11-26 Bohao Wang , Fenghao Zhu , Mengbing Liu , Chongwen Huang , Qianqian Yang , Ahmed Alhammadi , Zhaoyang Zhang , Mérouane Debbah

The propagation of sound in a shallow water environment is characterized by boundary reflections from the sea surface and sea floor. These reflections result in multiple (indirect) sound propagation paths, which can degrade the performance…

Sound · Computer Science 2017-10-31 Eric L. Ferguson , Stefan B. Williams , Craig T. Jin

Indoor location identification and navigation need to be as simple, seamless, and ubiquitous as its outdoor GPS-based counterpart is. It would be of great convenience to the mobile user to be able to continue navigating seamlessly as he or…

Networking and Internet Architecture · Computer Science 2018-10-24 Fahed Awad , Aisha Al-Sadi , Fida'a Al-Quran , Abdulsalam Alsmady

Angle of arrival (AOA) is widely used to locate a wireless signal emitter in unmanned aerial vehicle (UAV) localization. Compared with received signal strength (RSS) and time of arrival (TOA), it has higher accuracy and is not sensitive to…

Signal Processing · Electrical Eng. & Systems 2023-05-17 Baihua Shi , Yifan Li , Guilu Wu , Shihao Yan , Feng Shu

Source localization is widely used in many areas including GPS, but the influence of possible noises is not so negligible. Many optimization methods are attempted to alleviate different kinds of noises. Needless to say the stability of the…

Signal Processing · Electrical Eng. & Systems 2024-02-16 Kiwoon Kwon

The article addresses the problem of detecting presence and location of a small low emission source inside of an object, when the background noise dominates. This problem arises, for instance, in some homeland security applications. The…

Statistics Theory · Mathematics 2015-05-28 Xiaolei Xun , Bani Mallick , Raymond J. Carroll , Peter Kuchment

A high-precision numerical sound field is the basis of underwater target detection, positioning and communication. A line source in a plane is a common type of sound source in computational ocean acoustics. The exciting waveguide in a…

Computational Physics · Physics 2022-08-17 Houwang Tu , Yongxian Wang , Chunmei Yang , Xiaodong Wang , Shuqing Ma , Wenbin Xiao , Wei Liu

In the next generation of wireless systems, Massive MIMO offers high angular resolution for localization. By virtue of large number of antennas, the Angle of Arrival (AoA) of User Terminals (UTs) can be estimated with high accuracy.…

Information Theory · Computer Science 2021-03-11 Masoud Arash , Hamed Mirghasemi , Ivan Stupia , Luc Vandendorpe