Results 111 to 120 of about 1,269,288 (364)

Broadband DOA estimation using Convolutional neural networks trained with noise signals

open access: yes, 2017
A convolution neural network (CNN) based classification method for broadband DOA estimation is proposed, where the phase component of the short-time Fourier transform coefficients of the received microphone signals are directly fed into the CNN and the ...
Chakrabarty, Soumitro   +1 more
core   +1 more source

Spherical harmonics based generalized image source method for simulating room acoustics.

open access: yesJournal of the Acoustical Society of America, 2018
Allen and Berkley's image source method (ISM) is proven to be a very useful and popular technique for simulating the acoustic room transfer function (RTF) in reverberant rooms.
P. Samarasinghe   +4 more
semanticscholar   +1 more source

Reinforced Concrete‐Inspired Multiscale Hierarchical Metamaterial Composite for Synergistic Enhancement Across Thermal, Electromagnetic, and Mechanical Domains

open access: yesAdvanced Functional Materials, EarlyView.
A structurally integrated multiscale hierarchical metamaterial composite (MHMC), inspired by the synergistic architecture of reinforced concrete, achieves simultaneous enhancement of thermal, electromagnetic, and mechanical functionalities. By combining a carbon black‐based mechanical metamaterial with a porosity‐graded cellulose acetate aerogel, this ...
Jeongwoo Lee   +9 more
wiley   +1 more source

Selection Strategies for Flexible Pressure Sensor Electrode Materials Toward Ultrafast Response

open access: yesAdvanced Functional Materials, EarlyView.
This study reveals, for the first time, how the electrode–organic interface governs the temporal performance of flexible pressure sensors. By pairing high‐conductivity CVD PEDOT with commonly used metal electrodes, the authors demonstrate that interfacial energy alignment dictates microsecond‐scale response, providing a straightforward design strategy ...
Jinwook Baek   +11 more
wiley   +1 more source

Active Acoustics in Concert Halls – A New Approach

open access: yesArchives of Acoustics, 2014
Active acoustics offers potential benefits in music halls having acoustical shortcomings and is a relatively inexpensive alternative to physical modifications of the enclosures.
Wieslaw WOSZCZYK
doaj  

History and activities of KU Leuven Laboratory of Acoustics

open access: yesActa Acustica
The Laboratory of Acoustics at KU Leuven was founded more than 50 years ago. Until today, various acoustics-related topics, ranging from physical acoustics through building and room acoustics up to environmental acoustics and noise-related health issues,
Glorieux Christ   +4 more
doaj   +1 more source

Do Room Acoustics Affect the Amplitude of Sound-Field Auditory Steady-State Responses? [PDF]

open access: yesTrends Hear, 2021
Zapata-Rodriguez V   +4 more
europepmc   +1 more source

Are Musicians Affected by Room Acoustics in Rehearsal Rooms? [PDF]

open access: yes, 2012
This study has investigated to what extent musicians adjust their source levels to different music rehearsal rooms. In the experiment, six amateur musicians were to perform the same song i four different rehearsal rooms, by first singing, then by playing
Hatlevik, Espen
core  

Evaluating Room Acoustics for Speech Intelligibility

open access: yesOpen Journal of Applied Sciences, 2019
Room acoustics play an important role in the intelligibility of speech. The main aspect of acoustics that is usually studied is the duration of the reverberation decay, since a long decay causes a blurring of phonemes.
Caitlin R. Kunchur
semanticscholar   +1 more source

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