Results 11 to 20 of about 91,014 (343)

A Parallel Dissipation-Free and Dispersion-Optimized Explicit Time-Domain FEM for Large-Scale Room Acoustics Simulation

open access: yesBuildings, 2022
Wave-based acoustics simulation methods such as finite element method (FEM) are reliable computer simulation tools for predicting acoustics in architectural spaces.
Takumi Yoshida   +2 more
doaj   +1 more source

The room acoustic rendering equation [PDF]

open access: yesThe Journal of the Acoustical Society of America, 2007
An integral equation generalizing a variety of known geometrical room acoustics modeling algorithms is presented. The formulation of the room acoustic rendering equation is adopted from computer graphics. Based on the room acoustic rendering equation, an acoustic radiance transfer method, which can handle both diffuse and nondiffuse reflections, is ...
Savioja Lauri   +3 more
openaire   +4 more sources

An archaeoacoustic study on shape: the case study of the Iffland Theatre’s history (1802–1817)

open access: yesActa Acustica, 2023
Previous studies have discussed six pre-Sabine quantifiable guidelines employed in room acoustic design: voice directivity, audience rake, “echo theory”, stage acoustics, reverberation, and length, width, and height ratios.
Postma Barteld N.J., Katz Brian F.G.
doaj   +1 more source

Predicting and auralizing acoustics in classrooms [PDF]

open access: yes, 2005
Although classrooms have fairly simple geometries, this type of room is known to cause problems when trying to predict their acoustics using room acoustics computer modeling.
Christensen, Claus Lynge
core   +2 more sources

Surface diffusion coefficients for room acoustics : free-field measures [PDF]

open access: yes, 2000
A surface diffusion coefficient is needed in room acoustics to enable the quality of diffusing surfaces to be evaluated. It may also facilitate more accurate geometric room acoustic models.
Cox, TJ   +3 more
core   +1 more source

Modelling and directionally encoding the acoustics of a room [PDF]

open access: yes, 1998
Geometrical methods are often used to model the acoustic properties of a room, but are valid only for high frequencies. At low frequencies. diffraction and the effects of room modes cannot be neglected.
Howard, D M, Murphy, D T
core   +1 more source

Influence of Test Room Acoustics on Non-Native Listeners’ Standardized Test Performance

open access: yesAcoustics, 2023
Understanding the impact of room acoustics on non-native listeners is crucial, particularly in standardized English as a foreign language (EFL) proficiency testing environments.
Makito Kawata   +2 more
doaj   +1 more source

The KW-boundary hybrid digital waveguide mesh for room acoustics applications [PDF]

open access: yes, 2007
The digital waveguide mesh is a discrete-time simulation used to model acoustic wave propagation through a bounded medium. It can be applied to the simulation of the acoustics of rooms through the generation of impulse responses suitable for auralization
Beeson, Mark, Murphy, Damian T.
core   +1 more source

Experimental Validation of the Model of Reverberation Time Prediction in a Room

open access: yesBuildings, 2022
It is well known that the uncertainty of input data has a great influence on the accuracy of room acoustics simulations. The aforementioned accuracy is significantly influenced by the selection of the acoustic properties of room-delimiting materials ...
Artur Nowoświat, Marcelina Olechowska
doaj   +1 more source

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