Three-dimensional source localization using sparse Bayesian learning on a spherical microphone array

G **, E Fernandez-Grande, P Gerstoft… - The Journal of the …, 2020 - pubs.aip.org
The identification of acoustic sources in a three-dimensional (3D) domain based on
measurements with an array of microphones is a challenging problem: it entails the …

Free-field characterization of locally reacting sound absorbers using Bayesian inference with sequential frequency transfer

M Eser, S Mannhardt, C Gurbuz, E Brandão… - … Systems and Signal …, 2023 - Elsevier
The in situ absorption characteristics of sound-absorbing samples are generally estimated
inversely from sound field measurements above the sample's surface. However, the entire …

[HTML][HTML] Sound absorption estimation of finite porous samples with deep residual learning

E Zea, E Brandão, M Nolan, J Cuenca… - The Journal of the …, 2023 - pubs.aip.org
This work proposes a method to predict the sound absorption coefficient of finite porous
absorbers using a residual neural network and a single-layer microphone array. The goal is …

[HTML][HTML] Estimation of angle-dependent absorption coefficients from spatially distributed in situ measurements

M Nolan - The Journal of the Acoustical Society of America, 2020 - pubs.aip.org
A method is proposed for measuring the angle-dependent absorption coefficient of a
boundary material in situ. The method relies on decomposing a non-uniform three …

[HTML][HTML] Compressive acoustic holography with block-sparse regularization

E Fernandez-Grande, L Daudet - The Journal of the Acoustical Society …, 2018 - pubs.aip.org
Sparse reconstruction methods, such as Compressive Sensing, are powerful methods in
acoustic array processing, as they make wideband reconstruction possible. However, when …

Model-based Bayesian direction of arrival analysis for sound sources using a spherical microphone array

CR Landschoot, N **ang - The Journal of the Acoustical Society of …, 2019 - pubs.aip.org
In many room acoustics and noise control applications, it is often challenging to determine
the directions of arrival (DoAs) of incoming sound sources. This work seeks to solve this …

Acoustical engineering: A complete academic undergraduate program in Brazil

WDA Fonseca, E Brandão, PH Mareze… - The Journal of the …, 2022 - pubs.aip.org
Acoustics is a broad field of knowledge that extends branches all over the physics of wave
phenomena, psychology, natural sciences, and engineering. It is taught, in general, as part …

[HTML][HTML] Physics-informed neural networks for acoustic boundary admittance estimation

JD Schmid, P Bauerschmidt, C Gurbuz, M Eser… - … Systems and Signal …, 2024 - Elsevier
Acoustic simulations often face significant uncertainties due to limited knowledge of acoustic
boundary conditions. While measuring the boundary admittance in situ is challenging in …