Results 81 to 90 of about 2,183,650 (313)

Identification of Environmental Noise Traces in Seismic Recordings Using Vision Transformer and Mel-Spectrogram

open access: yesApplied Sciences
Environmental noise is inevitable during seismic data acquisition, with major sources including heavy machinery, rivers, wind, and other environmental factors. During field data acquisition, it is important to assess the impact of environmental noise and
Qianlong Ding   +3 more
doaj   +1 more source

Seismic random noise attenuation using modified wavelet thresholding

open access: yesAnnals of Geophysics, 2017
In seismic exploration, random noise deteriorates the quality of acquired data. This study analyzed existing denoising methods used in seismic exploration from the perspective of random noise. Wavelet thresholding offers a new approach to reducing random
Qi-sheng Zhang   +5 more
doaj   +1 more source

Integrated geophysical survey in a sinkhole-prone area: Microgravity, electrical resistivity tomographies, and seismic noise measurements to delimit its extension

open access: yesEngineering Geology, 2018
Detection, forecasting, early warning, and effective monitoring are key aspects for the delimitation of sinkhole-prone areas and for susceptibility assessment and risk mitigation. To attain these goals, direct and indirect techniques can be employed, and
V. Pazzi   +8 more
semanticscholar   +1 more source

The Pier Luigi Nervi's concrete structure of Palazzetto dello Sport: Modeling and dynamic characterization

open access: yesStructural Concrete, EarlyView.
Abstract This paper presents a numerical and experimental study aimed at the modeling and dynamic characterization of the reinforced concrete structure of the Palazzetto dello Sport in Rome, designed and by Pier Luigi Nervi with Annibale Vitellozzi, and built by Nervi & Bartoli contractors in 1956‐57.
Jacopo Ciambella   +2 more
wiley   +1 more source

Research on Seismic Noise Attenuation Method Based on Wavelet Transform and f-x-VMD

open access: yesIEEE Access
Random noise in seismic data seriously affects velocity analysis and migration imaging quality. Effective attenuation of random noise is an important link in seismic data processing.
Chenhao Lian, Wei Chen
doaj   +1 more source

Concrete in architecture: Redefining form, space, function, and insights from bibliometric analysis

open access: yesStructural Concrete, EarlyView.
Abstract Concrete has become a cornerstone in architectural and engineering innovation, as it seamlessly integrates structural performance with artistic expression. Its evolution from ancient opus caementicium to contemporary ultra‐high‐performance concrete illustrates its adaptability to the change in technological, environmental, and design paradigms.
Mouhcine Benaicha   +2 more
wiley   +1 more source

Experimental investigation of reinforced concrete members subjected to reversed cyclic axial loading

open access: yesStructural Concrete, EarlyView.
Abstract This paper presents an experimental campaign of five reinforced concrete members subjected to cyclic axial loading alternating between tension and compression. Fiber optical sensors and digital image correlation, in combination with automated crack detection and measurement, were used to investigate, among other aspects, the development of ...
Simon Karrer   +2 more
wiley   +1 more source

Pickin' up good vibrations: a systematic review of footfall detection and analysis in the realm of wildlife surveying

open access: yesWildlife Biology, EarlyView.
Exploration of new wildlife surveying methodologies that leverage advances in sensor technology and machine learning has led to tentative research into the application of seismology techniques. This, most commonly, involves the deployment of a footfall trap – a seismic sensor and data logger customised for wildlife footfall.
Benjamin J. Blackledge   +4 more
wiley   +1 more source

Airwave Noise Identification from Seismic Data Using YOLOv5

open access: yesApplied Sciences
Airwave interference presents a major source of noise in seismic exploration, posing significant challenges to the quality control of raw seismic data. With the increasing data volume in 3D seismic exploration, manual identification methods fall short of
Zhenghong Liang   +6 more
doaj   +1 more source

Temporal Seismic Velocity Changes During the 2020 Rapid Inflation at Mt. Thorbjorn-Svartsengi, Iceland, Using Seismic Ambient Noise [PDF]

open access: gold, 2021
Yeşim Çubuk Sabuncu   +6 more
openalex   +1 more source

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