Results 1 to 10 of about 2,189 (213)

Analysis of Ambient Noise Spectrum Level Correlation Characteristics in the China Sea

open access: yesIEEE Access, 2020
The ambient noise field in the ocean is formed by a mixture of many source types, such as seismic noise, marine noise, shipping noise, and wind-generated noise.
Jianbo Zhou
doaj   +3 more sources

A Complexity-Based Approach for the Detection of Weak Signals in Ocean Ambient Noise

open access: yesEntropy, 2016
There are numerous studies showing that there is a constant increase in the ocean ambient noise level and the ever-growing demand for developing algorithms for detecting weak signals in ambient noise.
Shashidhar Siddagangaiah   +6 more
doaj   +3 more sources

Ambient noise levels in the chemotherapy clinic

open access: yesNoise and Health, 2011
Many of the drugs used for chemotherapy treatments are known to be ototoxic, and can result in permanent hearing threshold shifts. The degree of ototoxic damage can be influenced by many factors including dosage, duration of exposure, genetics, and ...
Dana K Gladd, Gabrielle H Saunders
doaj   +4 more sources

Evaluation and Analysis of Long-term Environmental Noise Levels in 7 Major Cities of India [PDF]

open access: yesArchives of Acoustics, 2023
This paper describes the long-term noise monitoring data for ten consecutive years (2011–2020) acquired from the diversified National Ambient Noise Monitoring Network (NANMN) set up across 7 major cities of India and consisting of 70 stations for ...
Naveen Garg   +4 more
doaj   +1 more source

Analysis of Regional Ambient Seismic Noise in the Chukchi Sea Area in the Arctic Based on OBS Data from the Ninth Chinese National Arctic Scientific Survey

open access: yesRemote Sensing, 2023
Ambient noise plays a crucial role in influencing the observation quality at seismic stations. By studying the distribution patterns of ambient noise, we can gain initial insights into the noise conditions within a specific research area.
Qianqian Li   +6 more
doaj   +1 more source

Passive Communication with Ambient Noise [PDF]

open access: yesSIAM Journal on Applied Mathematics, 2021
Motivated by applications to wireless communications, this paper addresses the propagation of waves transmitted by ambient noise sources and interacting with metamaterials. We discuss a generalized Helmholtz-Kirchhoff identity that is valid in dispersive media and we characterize the statistical properties of the empirical cross spectral density of the
openaire   +4 more sources

Using Virtual Reality to Evaluate the Impact of Room Acoustics on Cognitive Performance and Well-Being

open access: yesFrontiers in Virtual Reality, 2021
Irrelevant ambient noise can have profound effects on human performance and wellbeing. Acoustic interventions (e.g., installation of sound absorbing materials) that reduce intelligible noise (i.e., sound unrelated to the relevant speech, including noise ...
Rachel Doggett   +4 more
doaj   +1 more source

Sensing Human Activity of the Guangdong–Hong Kong–Macao Greater Bay Area by Ambient Seismic Noise

open access: yesRemote Sensing, 2023
Effective monitoring of human activity in urban areas is essential for social stability and urban development. Traditional monitoring methods include wearable devices, survey sensor networks, and satellite remote sensing, which may be affected by privacy
Lihui Chen, Shaohong Xia
doaj   +1 more source

The effects of aerator noise on the swimming, feeding, and growth of Micropterus salmoides

open access: yesFrontiers in Marine Science, 2023
Aquaculture systems, replete with equipment noise originating from aerators, pumps, feeders, and filtration systems, are known to exert substantial influence on fish behavior and growth.
Yadong Zhang   +8 more
doaj   +1 more source

Adaptive noise suppression for low-S/N microseismic data based on ambient-noise-assisted multivariate empirical mode decomposition

open access: yesFrontiers in Physics, 2023
Microseismic monitoring data may be seriously contaminated by complex and nonstationary interference noises produced by mechanical vibration, which significantly impact the data quality and subsequent data-processing procedure.
Zhichao Yu   +5 more
doaj   +1 more source

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