Results 121 to 130 of about 10,780 (248)

A subjective sound quality evaluation method for vehicle interior noise based on feature ranking and minimizing inter-group differences

open access: yesResults in Engineering
This paper presents an innovative method for subjective sound quality evaluation (SQE) of vehicle interior noise, addressing key limitations in existing paired comparison methods (PC) and adaptive grouped paired comparison methods (AGPCM).
Feitan Peng   +4 more
doaj   +1 more source

Structural-acoustic coupling and psychophysical effects in the active control of noise in vehicles

open access: yes, 2011
Active noise control systems offer a potential method of reducing the weight of passive acoustic treatment and, therefore, increasing vehicles' fuel efficiency. These can be particularly cost-efficient if integrated with the entertainment system.
Abbott, Mark   +2 more
core  

Automated Loudness Growth Prediction From EEG Signals Using Autoencoder and Multi-Target Regression

open access: yesIEEE Access
Accurately assessing loudness perception is crucial for optimizing hearing aid fittings, especially for individuals who are unable to perform subjective tests.
D. Rama Harshita   +3 more
doaj   +1 more source

A Laboratory Method for Assessing Audibility and Localization of Rotorcraft Fly-In Noise [PDF]

open access: yes
The low frequency content of rotorcraft noise allows it to be heard over great distances. This factor contributes to the disruption of natural quiet in national parks and wilderness areas, and can lead to annoyance in populated areas.
Christian, Andrew W.   +2 more
core   +1 more source

Auralization of a Supersonic Business Jet Using Advanced Takeoff Procedures [PDF]

open access: yes
Recent NASA studies of a supersonic business jet airplane indicated that advanced takeoff procedures could be used to reduce noise at the lateral sideline location to a level at which Chapter 4 noise certification requirements could be met.
Berton, Jeffrey J.   +2 more
core   +1 more source

Aerospace medicine and biology: A continuing bibliography with indexes, supplement 125 [PDF]

open access: yes
This special bibliography lists 323 reports, articles, and other documents introduced into the NASA scientific and technical information system in January ...

core   +1 more source

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