Results 11 to 20 of about 6,472 (224)

An Extension of the Virtual Rotating Array Method Using Arbitrary Microphone Configurations for the Localization of Rotating Sound Sources

Acoustics, 2020
The characterization of rotating aeroacoustic sources using microphone array methods has been proven to be a useful tool. One technique to identify rotating sources is the virtual rotating array method.
Simon Jekosch, Ennes Sarradj
doaj   +1 more source

Vehicle Counting and Moving Direction Identification Based on Small-Aperture Microphone Array [PDF]

Sensors, 2017
Huawei Liu, Xiaobing Yuan
exaly   +2 more sources

Low Complexity Modeling of Cross-Spectral Matrix and Its Application in the Non-Synchronous Measurements of Microphones Array

IEEE Access, 2021
The resolution related with the image quality of acoustic imaging using a microphone array is limited by the size and density of the array. However, non-synchronous measurements can exceed the constraints defined by measurements with a single fixed array.
Liang Yu, Yi Fan, Ning Chu, Qian Huang, Yue Ning, Peng Hou   +5 more
doaj   +1 more source

Multiple Sound Source Localization in Three Dimensions Using Convolutional Neural Networks and Clustering Based Post-Processing

IEEE Access, 2022
Sound source localization methods are successfully applied for various estimation tasks, such as tracking and detecting objects, aiming cameras, and navigating robots.
Saulius Sakavicius, Arturas Serackis, Vytautas Abromavicius   +2 more
doaj   +1 more source

High precision DOA estimation of microphone array for shipboard teleconferencing

Dianzi Jishu Yingyong, 2022
With the improvement of ship intelligence level, shipboard teleconferencing system is of great significance to improve the emergency handling capacity and promote the construction of shipboard integrated network.
Liu Yuji, Tong Feng, Chen Dongsheng, Lu Rongfu, Feng Wanjian   +4 more
doaj   +1 more source

A Study on Sound Source Localization of Survivors for the Robot Searching Victims in a Narrow Space [PDF]

한국정밀공학회지, 2022
In this study, we proposed microphone array and algorithm for sound source localization based on GCC-PHAT for the robot searching victims in a narrow space.
Sang-Won Han, Sung-Jae Kim, Dong-Gwan Shin, Ju-Hyun Pyo, Meung-Suk Lee, Maolin Jin, Jin-Ho Suh   +6 more
doaj   +1 more source

Multiresolution Speech Enhancement Based on Proposed Circular Nested Microphone Array in Combination with Sub-Band Affine Projection Algorithm

Applied Sciences, 2020
Speech enhancement is one of the most important fields in audio and speech signal processing. The speech enhancement methods are divided into the single and multi-channel algorithms.
Ali Dehghan Firoozabadi, Pablo Irarrazaval, Pablo Adasme, David Zabala-Blanco, Hugo Durney, Miguel Sanhueza, Pablo Palacios-Játiva, Cesar Azurdia-Meza   +7 more
doaj   +1 more source

Acoustic source localization using the open spherical microphone array in the low-frequency range [PDF]

MATEC Web of Conferences, 2019
Recently, spherical microphone arrays (SMA) have become increasingly significant for source localization and identification in three dimension due to its spherical symmetry.
Yang Boquan, Shi Shengguo, Yang Desen
doaj   +1 more source

A Feasibility Study for a Hand-Held Acoustic Imaging Camera

Applied Sciences, 2023
Acoustic imaging systems construct spatial maps of sound sources and have potential in various applications, but large, cumbersome form factors limit their adoption.
Danilo Greco
doaj   +1 more source

A Planer Moving Microphone Array for Sound Source Localization

Applied Sciences
Sound source localization (SSL) equips service robots with the ability to perceive sound similarly to humans, which is particularly valuable in complex, dark indoor environments where vision-based systems may not work. From a data collection perspective,
Chuyang Wang, Karhang Chu, Yatsze Choy
doaj   +1 more source