Results 41 to 50 of about 1,269,288 (364)

Modeling of Complex Geometries and Boundary Conditions in Finite Difference/Finite Volume Time Domain Room Acoustics Simulation [PDF]

open access: yes, 2013
Due to recent increases in computing power, room acoustics simulation in 3D using time stepping schemes is becoming a viable alternative to standard methods based on ray tracing and the image source method.
Bilbao, Stefan
core   +1 more source

Computer Modeling of Barrel-Vaulted Sanctuary Exhibiting Flutter Echo with Comparison to Measurements

open access: yesAcoustics, 2020
Computer modeling in acoustics allows for the prediction of acoustical defects and the evaluation of potential remediations. In this article, computer modeling is applied to the case of a barrel-vaulted sanctuary whose architectural design and ...
Heather Lai, Brian Hamilton
doaj   +1 more source

The Assessment of Acoustical Characteristics for Recent Mosque Buildings in Erbil City of Iraq

open access: yesARO-The Scientific Journal of Koya University, 2021
The study of mosque acoustics, concerning acoustical features, sound quality for speech intelligibility, and additional practical acoustic criteria, is commonly overlooked.
Dawa A. A. Masih   +3 more
doaj   +1 more source

A Rough Estimation of Acoustics of the Cuboidal Room with Impedance Walls

open access: yesArchives of Acoustics, 2018
The cuboidal room acoustics field is modelled with the Fourier method. A combination of uniform, impedance boundary conditions imposed on walls is assumed, and they are expressed by absorption coefficient values.
Anna KOCAN-KRAWCZYK, Adam BRAŃSKI
doaj   +1 more source

Applications of Multifractals in the Analysis of Room Impulse Response - Initial Research [PDF]

open access: yesTelfor Journal, 2011
The analysis of impulse response has a central place in room acoustics. The research presented in this paper was aimed at examining possibilities for applying multifractal theory in room acoustics focusing on the analysis of room impulse response ...
M. Pavlović, D. M. Ristić
doaj  

Speech Intelligibility Test for Polish Language – Relation to the Acoustic Properties of Classrooms and Comparison to Other Languages

open access: yesArchives of Acoustics, 2018
Numerous studies have shown that teachers often speak louder in classrooms because of the acoustic properties of the spaces. To improve the acoustics in classrooms, it is necessary to develop relevant acoustic criteria.
Jan RADOSZ
doaj   +1 more source

Acoustic Characterization of a Room: Study Case Between Simulation and a Portable Method

open access: yesArchives of Acoustics, 2020
Large venues and auditoriums are commonly associated with their astounding architecture. Their acoustic quality is an essential factor in its qualification as a great and functional, or a badly designed place.
David IBARRA-ZARATE   +1 more
doaj   +1 more source

Waveguide physical modeling of vocal tract acoustics: flexible formant bandwidth control from increased model dimensionality [PDF]

open access: yes, 2006
Digital waveguide physical modeling is often used as an efficient representation of acoustical resonators such as the human vocal tract. Building on the basic one-dimensional (1-D) Kelly-Lochbaum tract model, various speech synthesis techniques ...
Howard, D M, Mullen, J, Murphy, D T
core   +1 more source

Noise Source Identification in Training Facilities and Gyms

open access: yesApplied Sciences, 2021
This paper deals with noise problems in industrial sites adapted for commercial training venues. The room acoustics of such an object were analyzed in the scope of the reverberation time and potential acoustic adaptation measures are indicated ...
Jakub Wróbel, Damian Pietrusiak
doaj   +1 more source

Multi-View Networks For Multi-Channel Audio Classification

open access: yes, 2019
In this paper we introduce the idea of multi-view networks for sound classification with multiple sensors. We show how one can build a multi-channel sound recognition model trained on a fixed number of channels, and deploy it to scenarios with arbitrary (
Casebeer, Jonah   +2 more
core   +1 more source

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