Results 1 to 10 of about 23,801 (227)

Acoustic inter- and intra-room similarity based on room acoustic parameters [PDF]

open access: yes, 2023
This paper shows various approaches for determining acoustic (dis-)similarity based on room acoustic parameter values derived from real measurements. The similarity is calculated across different room configurations and/or between different microphone ...
Höbel-Müller, Juliane   +3 more
core   +1 more source

Practical aspects related to the measurement of the diffuse field absorption coefficient in scaled reverberation rooms [PDF]

open access: yes, 2019
The scaled reverberation room has proven to be an excellent tool for acoustic consultants and professionals alike to carry out comparison tests between acoustic materials and 3D systems or structures.
Astolfi, Arianna   +5 more
core   +2 more sources

Dense multipath component polarization and wall attenuation at 1.35 GHz in an office environment [PDF]

open access: yes, 2018
This paper presents an analysis of dense multipath components in office meeting rooms. Radio channel sounding measurements at 1.35 GHz were performed with transmitter and receiver in the same room (intra-room) and in adjacent rooms (inter-room). Specular
Bellekens, Ben   +11 more
core   +1 more source

Evaluation and Improvement of Reverberation Time in the Current Enclosed Spaces with Speech Action [PDF]

open access: yes, 2022
There are subjective and objective acoustic parameters in the creation of acoustic performance for speech action in room acoustics. Control of reverberation time affecting subjective and objective acoustic parameters is a main parameter in room acoustics.
Kurtay, Cüneyt   +2 more
core   +1 more source

Process system engineering in biodiesel production: a review [PDF]

open access: yes, 2013
Biodiesel is fast becoming a popular alternative to fossil fuels, as it is natural, renewable and has low toxic emissions. Strategies that have been adopted to ensure continued growth of the biodiesel industry are policy development, reduction of ...
Kamarudin, S.K.   +3 more
core   +2 more sources

Auditory environmental context affects visual distance perception [PDF]

open access: yes, 2017
In this article, we show that visual distance perception (VDP) is influenced by the auditory environmental context through reverberation-related cues.
Abregú, Ezequiel Lucas   +6 more
core   +1 more source

Implementation and Perceptual Evaluation of a Simulation Method for Coupled Rooms in Higher Order Ambisonics [PDF]

open access: yes, 2014
A fast and perceptively plausible method for rendering acoustic scenarios with moving sources and moving listeners is presented. The method is principally suited for application in dynamic and interactive evaluation environments (e.g., for hearing aid ...
Ewert, Stephan D   +3 more
core   +1 more source

Frequency-dependence characterization of electromagnetic reverberation in indoor scenarios based on 1-40 GHz channel measurements [PDF]

open access: yes, 2019
A novel model for the reverberation time is proposed in this letter, based on room electromagnetics theory. While the commonly used models consider absorption based on a constant rate of wall interactions within a given time, the proposed model takes the
Joseph, Wout   +6 more
core   +1 more source

Effects of virtual acoustics on dynamic auditory distance perception [PDF]

open access: yes, 2017
Sound propagation encompasses various acoustic phenomena including reverberation. Current virtual acoustic methods, ranging from parametric filters to physically-accurate solvers, can simulate reverberation with varying degrees of fidelity.
Atul Rungta   +8 more
core   +3 more sources

Reverberation: models, estimation and application

open access: yes, 2009
The use of reverberation models is required in many applications such as acoustic measurements, speech dereverberation and robust automatic speech recognition.
Wen, Jimi, Wen, Jimi
core   +1 more source

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