Results 11 to 20 of about 17,458,924 (340)

Determination of the Reverberation Time Using the Measurement of Sound Decay Curves

open access: yesApplied Sciences, 2023
In the measurements of reverberation time, measurement methods of different accuracy are used depending on the room. For ordinary rooms, the measurements are made using the interrupted noise method, which consists of determining the decay curve after ...
Artur Nowoświat
semanticscholar   +3 more sources

Impact of Temperature and Relative Humidity on Reverberation Time in a Reverberation Room

open access: yesBuildings, 2022
Changes in acoustic parameters measured in a room may depend on the location and orientation of the sound source and microphones or on the reverberation conditions of the room.
Artur Nowoświat
semanticscholar   +3 more sources

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
semanticscholar   +3 more sources

Blind Reverberation Time Estimation in Dynamic Acoustic Conditions [PDF]

open access: yesIEEE International Conference on Acoustics, Speech, and Signal Processing, 2022
The estimation of reverberation time from real-world signals plays a central role in a wide range of applications. In many scenarios, acoustic conditions change over time which in turn requires the estimate to be updated continuously. Previously proposed
Philipp Götz   +3 more
semanticscholar   +1 more source

The NICER “Reverberation Machine”: A Systematic Study of Time Lags in Black Hole X-Ray Binaries [PDF]

open access: yesAstrophysical Journal, 2022
We perform the first systematic search of all NICER archival observations of black hole (and candidate) low-mass X-ray binaries for signatures of reverberation.
Jingyi Wang   +14 more
semanticscholar   +1 more source

Speech Recognition in an Enclosure with a Long Reverberation Time [PDF]

open access: bronzeArchives of Acoustics, 2016
The aim of this work was to measure subjective speech intelligibility in an enclosure with a long reverberation time and comparison of these results with objective parameters.
Jędrzej Kociński, Edward Ozimek
openalex   +3 more sources

Investigation of the Appropriate Reverberation Time in Learning Spaces for Elderly People Using Speech Intelligibility Tests

open access: yesBuildings, 2022
The Republic of Korea is currently an aging society, and it will enter an ultra-aging society in 2025. This study aimed to investigate the undesignated appropriate reverberation time of learning spaces for elderly people in Korea.
Seung-Min Lee   +2 more
doaj   +1 more source

A Wasserstein generative adversarial network with gradient penalty for active sonar signal reverberation suppression

open access: yesFrontiers in Marine Science, 2023
Reverberation is the primary background interference of active sonar systems in shallow water environments, affecting target position detection accuracy.
Zhen Wang   +6 more
doaj   +1 more source

A Space-Time Adaptive Processing Method Based on Sparse Reconstruction of Reverberation Interference

open access: yesXibei Gongye Daxue Xuebao, 2020
Aiming at the problem of how to obtain reverberation samples and estimate their covariance matrix in the space-time adaptive processing(STAP) of sonar system, a new space-time adaptive processing method is proposed based on sparse reconstruction of ...

doaj   +1 more source

TOPOLOGICAL REVERBERATIONS IN FLAT SPACE–TIMES [PDF]

open access: yesInternational Journal of Modern Physics A, 2000
We study the role played by multiply-connectedness in the time evolution of the energy E(t) of a radiating system that lies in static flat space–time manifolds ℳ4 whose t= const spacelike sections ℳ3 are compact in at least one spatial direction.
Gomero, G. I.   +3 more
openaire   +2 more sources

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