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Related papers: Deep Room Recognition Using Inaudible Echos

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With the fast growing demand of location-based services in indoor environments, indoor positioning based on fingerprinting has attracted a lot of interest due to its high accuracy. In this paper, we present a novel deep learning based…

Networking and Internet Architecture · Computer Science 2016-03-24 Xuyu Wang , Lingjun Gao , Shiwen Mao , Santosh Pandey

Vision research showed remarkable success in understanding our world, propelled by datasets of images and videos. Sensor data from radar, LiDAR and cameras supports research in robotics and autonomous driving for at least a decade. However,…

Robotics · Computer Science 2024-03-04 Amandine Brunetto , Sascha Hornauer , Stella X. Yu , Fabien Moutarde

Voice-controlled house-hold devices, like Amazon Echo or Google Home, face the problem of performing speech recognition of device-directed speech in the presence of interfering background speech, i.e., background noise and interfering…

Computation and Language · Computer Science 2019-02-08 Yiming Wang , Xing Fan , I-Fan Chen , Yuzong Liu , Tongfei Chen , Björn Hoffmeister

Visual localization for planar moving robot is important to various indoor service robotic applications. To handle the textureless areas and frequent human activities in indoor environments, a novel robust visual localization algorithm…

Robotics · Computer Science 2020-11-03 Yanmei Jiao , Lilu Liu , Bo Fu , Xiaqing Ding , Minhang Wang , Yue Wang , Rong Xiong

Acoustic sensing has proved effective as a foundation for numerous applications in health and human behavior analysis. In this work, we focus on the problem of detecting in-person social interactions in naturalistic settings from audio…

Sound · Computer Science 2022-03-23 Dawei Liang , Zifan Xu , Yinuo Chen , Rebecca Adaimi , David Harwath , Edison Thomaz

Separating different speaker properties from a multi-speaker environment is challenging. Instead of separating a two-speaker signal in signal space like speech source separation, a speaker embedding de-mixing approach is proposed. The…

Sound · Computer Science 2021-02-08 Yanpei Shi , Thomas Hain

Automatic detection and classification of animal sounds has many applications in biodiversity monitoring and animal behaviour. In the past twenty years, the volume of digitised wildlife sound available has massively increased, and automatic…

Large-scale end-to-end models such as Whisper have shown strong performance on diverse speech tasks, but their internal behavior on pathological speech remains poorly understood. Understanding how dysarthric speech is represented across…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-07 Zhengjun Yue , Devendra Kayande , Zoran Cvetkovic , Erfan Loweimi

GPS technology has revolutionized the way we localize and navigate outdoors. However, the poor reception of GPS signals in buildings makes it unsuitable for indoor localization. WiFi fingerprinting-based indoor localization is one of the…

Machine Learning · Computer Science 2021-07-05 Liping Wang , Saideep Tiku , Sudeep Pasricha

For safe and efficient operation, mobile robots need to perceive their environment, and in particular, perform tasks such as obstacle detection, localization, and mapping. Although robots are often equipped with microphones and speakers,…

Robotics · Computer Science 2023-01-23 Frederike Dümbgen , Adrien Hoffet , Mihailo Kolundžija , Adam Scholefield , Martin Vetterli

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,…

Robotics · Computer Science 2025-04-03 Yimiao Sun , Weiguo Wang , Luca Mottola , Ruijin Wang , Yuan He

People spend a significant amount of time in indoor spaces (e.g., office buildings, subway systems, etc.) in their daily lives. Therefore, it is important to develop efficient indoor spatial query algorithms for supporting various…

Artificial Intelligence · Computer Science 2022-05-27 Bo Hui , Wenlu Wang , Jiao Yu , Zhitao Gong , Wei-Shinn Ku , Min-Te Sun , Hua Lu

Audio fingerprinting, also named as audio hashing, has been well-known as a powerful technique to perform audio identification and synchronization. It basically involves two major steps: fingerprint (voice pattern) design and matching…

Sound · Computer Science 2015-02-25 Ngoc Q. K. Duong , Hien-Thanh Duong

Privacy-preserving crowd density analysis finds application across a wide range of scenarios, substantially enhancing smart building operation and management while upholding privacy expectations in various spaces. We propose a non-speech…

Accurately localizing 3D sound sources and estimating their semantic labels -- where the sources may not be visible, but are assumed to lie on the physical surface of objects in the scene -- have many real applications, including detecting…

Sound · Computer Science 2024-12-31 Yuhang He , Sangyun Shin , Anoop Cherian , Niki Trigoni , Andrew Markham

In this paper, we introduce EyeEcho, a minimally-obtrusive acoustic sensing system designed to enable glasses to continuously monitor facial expressions. It utilizes two pairs of speakers and microphones mounted on glasses, to emit encoded…

Human-Computer Interaction · Computer Science 2024-02-27 Ke Li , Ruidong Zhang , Siyuan Chen , Boao Chen , Mose Sakashita , François Guimbretière , Cheng Zhang

This paper proposes passive WiFi indoor localization. Instead of using WiFi signals received by mobile devices as fingerprints, we use signals received by routers to locate the mobile carrier. Consequently, software installation on the…

Signal Processing · Electrical Eng. & Systems 2025-11-04 Minh Tu Hoang , Brosnan Yuen , Kai Ren , Ahmed Elmoogy , Xiaodai Dong , Tao Lu , Hung Le Nguyen Robert Westendorp , Kishore Reddy Tarimala

The detection of the environment where user is located, is of extreme use for the identification of Activities of Daily Living (ADL). ADL can be identified by use of the sensors available in many off-the-shelf mobile devices, including…

Sound · Computer Science 2017-11-02 Ivan Miguel Pires , Nuno M. Garcia , Nuno Pombo , Francisco Flórez-Revuelta

Deep learning architectures have made significant progress in terms of performance in many research areas. The automatic speech recognition (ASR) field has thus benefited from these scientific and technological advances, particularly for…

Sound · Computer Science 2024-03-01 Quentin Raymondaud , Mickael Rouvier , Richard Dufour

In this paper, a deep-learning-based method for sound field reconstruction is proposed. It is shown the possibility to reconstruct the magnitude of the sound pressure in the frequency band 30-300 Hz for an entire room by using a very low…

Sound · Computer Science 2020-08-07 Francesc Lluís , Pablo Martínez-Nuevo , Martin Bo Møller , Sven Ewan Shepstone