Results 11 to 20 of about 17,272 (255)

A Feed-Forward Neural Network Approach for Energy-Based Acoustic Source Localization

open access: yesJournal of Sensor and Actuator Networks, 2021
The localization of an acoustic source has attracted much attention in the scientific community, having been applied in several different real-life applications.
Sérgio D. Correia   +2 more
doaj   +1 more source

Source Localization in Random Acoustic Waveguides [PDF]

open access: yesMultiscale Modeling & Simulation, 2010
Mode coupling due to scattering by weak random inhomogeneities in waveguides leads to loss of coherence of wave fields at long distances of propagation. This in turn leads to serious deterioration of coherent source localization methods, such as matched field.
Liliana Borcea   +2 more
openaire   +3 more sources

Passive Source Localization Using Acoustic Intensity in Multipath-Dominant Shallow-Water Waveguide

open access: yesSensors, 2021
The array invariant technique has been recently proposed for passive source localization in the ocean. It has successfully estimated the source–receiver horizontal range in multipath-dominant shallow-water waveguides.
Sunhyo Kim   +3 more
doaj   +1 more source

A Practice-Distributed Thunder-Localization System with Crowd-Sourced Smart IoT Devices

open access: yesSensors, 2023
Lightning localization is of great significance to weather forecasting, forest fire prevention, aviation, military, and other aspects. Traditional lightning localization requires the deployment of base stations and expensive measurement equipment.
Bingxian Lu   +3 more
doaj   +1 more source

Recent Advances in Passive Acoustic Localization Methods via Aircraft and Wake Vortex Aeroacoustics

open access: yesFluids, 2022
Passive acoustic aircraft and wake localization methods rely on the noise emission from aircraft and their wakes for detection, tracking, and characterization.
Arnav Joshi   +2 more
doaj   +1 more source

Jedan pristup u oceni efektivnosti sistema za zvukometrijsko izviđanje 'Boomerang' / One approach to the evaluation of the effectiveness of the boomerang system for acoustic source localization and identification

open access: yesVojnotehnički Glasnik, 2010
U radu je prikazan jedan pristup u oceni efektivnosti sistema za zvukometrijsko izviđanje. Sistem za zvukometrijsko izviđanje modelovan je kao sistem masovnog opsluživanja, opisana su stanja sistema, parametri i izveden izraz za određivanje verovatnoće ...
Miroslav R. Terzić
doaj   +1 more source

Through-Ice Acoustic Source Tracking Using Vision Transformers with Ordinal Classification

open access: yesSensors, 2022
Ice environments pose challenges for conventional underwater acoustic localization techniques due to their multipath and non-linear nature. In this paper, we compare different deep learning networks, such as Transformers, Convolutional Neural Networks ...
Steven Whitaker   +3 more
doaj   +1 more source

Development of double nearfield acoustic holography method (Basic experimental results)

open access: yesNihon Kikai Gakkai ronbunshu, 2019
There are several types of sound localization methods. In middle frequency around 1kHz, these methods are effective to detect the sound source location.
Masao NAGAMATSU
doaj   +1 more source

Sound Localization and Speech Enhancement Algorithm Based on Dual-Microphone

open access: yesSensors, 2022
In order to simplify the complexity and reduce the cost of the microphone array, this paper proposes a dual-microphone based sound localization and speech enhancement algorithm.
Tao Tao   +8 more
doaj   +1 more source

Screen-Based Sports Simulation Using Acoustic Source Localization

open access: yesApplied Sciences, 2019
In this paper, we introduce a novel acoustic source localization in a three-dimensional (3D) space, based on a direction estimation technique. Assuming an acoustic source at a distance from adjacent microphones, its waves spread in a planar form called a
Sang-Woo Seo   +4 more
doaj   +1 more source

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