Results 31 to 40 of about 12,784,801 (349)

Three-Dimensional Sound Field Reconstruction and Sound Power Estimation by Stereo Vision and Beamforming Technology

open access: yesApplied Sciences, 2020
The size of the sound field reconstruction area has an important influence on the beamforming sound source localization method and determines the speed of reconstruction.
Yetian Cai   +3 more
doaj   +1 more source

A New Method of Identifying the Aerodynamic Dipole Sound Source in the Near Wall Flow

open access: yesMathematics, 2023
Consider that the sound dipole source in the flow field is composed of multiple micro-spherical oscillating sources. An aerodynamic sound source identification method is established by the relationship among the oscillating source, the radiated sound ...
Hao Zhang, Yigang Wang, Yupeng Wang
doaj   +1 more source

Multiple Sound Source Position Estimation by Drone Audition Based on Data Association Between Sound Source Localization and Identification

open access: yesIEEE Robotics and Automation Letters, 2020
Drone audition, or auditory processing for drones equipped with a microphone array, is expected to compensate for problems affecting drones’ visual processing, in particular occlusion and poor-illumination conditions.
Mizuho Wakabayashi   +2 more
semanticscholar   +1 more source

Sound source detection, localization and classification using consecutive ensemble of CRNN models [PDF]

open access: yesWorkshop on Detection and Classification of Acoustic Scenes and Events, 2019
In this paper, we describe our method for DCASE2019 task3: Sound Event Localization and Detection (SELD). We use four CRNN SELDnet-like single output models which run in a consecutive manner to recover all possible information of occurring events.
Slawomir Kapka, M. Lewandowski
semanticscholar   +1 more source

An Efficient Framework for Estimating the Direction of Multiple Sound Sources Using Higher-Order Generalized Singular Value Decomposition

open access: yesSensors, 2019
This paper presents an efficient framework for estimating the direction-of-arrival (DOA) of wideband sound sources. The proposed framework provides an efficient way to construct a wideband cross-correlation matrix from multiple narrowband cross ...
Bandhit Suksiri, Masahiro Fukumoto
doaj   +1 more source

Wearable Hearing Assist System to Provide Hearing-Dog Functionality

open access: yesRobotics, 2019
This study developed a wearable hearing-assist system that can identify the direction of a sound source while using short-term interaural time differences (ITDs) of sound pressure and convey the sound source direction to a hearing-impaired person via ...
Ryuichi Shimoyama
doaj   +1 more source

Efficient and robust approaches for three-dimensional sound source recognition and localization using humanoid robots sensor arrays

open access: yesInternational Journal of Advanced Robotic Systems, 2020
Efficient and robust sound source recognition and localization is one of the basic techniques for humanoid robots in terms of reaction to environments.
Hao Chen, Chengju Liu, Qijun Chen
doaj   +1 more source

Realization of sound source locating system based on six-dimensional space array

open access: yesDianzi Jishu Yingyong, 2020
Sound source localization technology is the basis of speech recognition technology. For the problem that the sound source localization accuracy is not ideal for complex noise and reverberant indoor environment, a sound source localization system based on
Yu Qiuting, Xiong Junqiao
doaj   +1 more source

Separation of the Sound Power Spectrum of Multiple Sources by Three-Dimensional Sound Intensity Decomposition

open access: yesSensors, 2021
The identification and separation of sources are the prerequisite of industrial noise control. Industrial machinery usually contains multiple noise sources sharing same-frequency components.
Shiyi Chai   +3 more
doaj   +1 more source

A Flexible 360-Degree Thermal Sound Source Based on Laser Induced Graphene

open access: yesNanomaterials, 2016
A flexible sound source is essential in a whole flexible system. It’s hard to integrate a conventional sound source based on a piezoelectric part into a whole flexible system.
Lu-Qi Tao   +6 more
doaj   +1 more source

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