Results 11 to 20 of about 96,107 (273)

Noise attenuation of a 3D marine seismic reflection dataset - a case study in the Southwest Black Sea region

open access: yesBulletin of the Mineral Research and Exploration, 2023
Noises in marine seismic data are one of the biggest obstacles in seismic imaging. The most significant step in seismic data processing is the removal of seismic noise, which can be classified as instrument and background noise. Noise attenuation usually
Bahri Serkan Aydemir   +9 more
doaj   +1 more source

A Natural Images Pre-Trained Deep Learning Method for Seismic Random Noise Attenuation

open access: yesRemote Sensing, 2022
Seismic field data are usually contaminated by random or complex noise, which seriously affect the quality of seismic data contaminating seismic imaging and seismic interpretation. Improving the signal-to-noise ratio (SNR) of seismic data has always been
Haixia Zhao, Tingting Bai, Zhiqiang Wang
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

Spectral Characterization and Spatiotemporal Variability of the Background Seismic Noise in Italy

open access: yesEarth and Space Science, 2021
In this study, we assess the spectral characteristics of seismic noise at the sites of the Italian Seismic Network and its spatio‐temporal variability. The evaluation of noise is crucial for the assessment of the detection capability of a seismic network.
Antonino D’ Alessandro   +3 more
doaj   +1 more source

GAN-LSTM Joint Network Applied to Seismic Array Noise Signal Recognition

open access: yesApplied Sciences, 2021
The purpose of seismic data processing in nuclear explosion monitoring is to accurately and reliably detect seismic or explosion events from complex ambient noises.
Jian Li   +8 more
doaj   +1 more source

Reduction of wind-turbine-generated seismic noise with structural measures [PDF]

open access: yesWind Energy Science, 2022
Reducing wind turbine noise recorded at seismological stations promises to lower the conflict between renewable energy producers and seismologists.
R. Abreu, D. Peter, C. Thomas
doaj   +1 more source

A physical model for seismic noise generation from sediment transport in rivers [PDF]

open access: yes, 2012
Measuring sediment flux in rivers remains a significant problem in studies of landscape evolution. Recent studies suggest that observations of seismic noise near rivers can help provide such measurements, but the lack of models linking observed seismic ...
Ampuero, Jean-Paul   +3 more
core   +1 more source

Noise generation in the solid Earth, oceans, and atmosphere, from non-linear interacting surface gravity waves in finite depth [PDF]

open access: yes, 2012
Oceanic pressure measurements, even in very deep water, and atmospheric pressure or seismic records, from anywhere on Earth, contain noise with dominant periods between 3 and 10 seconds, that is believed to be excited by ocean surface gravity waves. Most
Ardhuin, Fabrice, Herbers, Thomas H. C.
core   +4 more sources

Seismic random noise suppression using improved CycleGAN

open access: yesFrontiers in Earth Science, 2023
Random noise adversely affects the signal-to-noise ratio of complex seismic signals in complex surface conditions and media. The primary challenges related to processing seismic data have always been reducing the random noise and increasing the signal-to-
Shimin Sun   +8 more
doaj   +1 more source

Random Noise Reduction in Seismic Data by Using Bidimensional Empirical Mode Decomposition and Shearlet Transform

open access: yesIEEE Access, 2019
Due to the limitation of the seismic data acquisition environment and instrument, seismic data are often subjected to random noise interference. At the same time, random noise is inevitably introduced in the processing of seismic data.
Wen-Long Hou   +5 more
doaj   +1 more source

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