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Interpolation Problem on Outlier Contaminated Seismogram Using Extreme Learning Machine
In this work, we present a weighted l1 norm-based Extreme Learning Machine (ELM), namely, enhanced Regularized ELM (eRELM) for regression problems...
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Time Series Forecasting Using Long Short-Term Memory Neural Networks: A Case Study of Seismogram
This paper presents an investigation of the long short-term memory (LSTM) neural networks for seismogram time series prediction. LSTM has been widely...
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An Evaluation of \({{\varvec{V}}}_{{{\varvec{SZ}}}}\) Estimates from the P-wave Seismogram Method for Sites in California
The P-wave seismogram method estimates the average shear wave velocity over a representative depth (...
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Determination and Identification of Focal Mechanism Solutions for the 2016 Kumamoto Earthquake from Waveform Inversion Using ISOLA Software
On April 14, 2016, at 21:26 (JST), a shallow earthquake of magnitude MJMA 6.5 occurred at Kumamoto prefecture in Kyushu region, Japan. It was one of...
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DigitSeis: software to extract time series from analogue seismograms
A vast amount of analogue seismograms recorded between the end of the nineteenth century and late twentieth century are often inaccessible for...
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Automatic Removal of Low Frequency Noise from Seismograms Using the Fingerprinting Method: Algorithms, Properties, Limitations
AbstractThis paper describes a new method for automatic preparation of a noisy seismic record for further analysis using expert information systems....
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Empirical Green’s function analysis of some induced earthquake pairs from the Groningen gas field
We have applied the empirical Green’s function (EGF) method to 53 pairs of earthquakes, with magnitudes ranging from M = 0.4 to M = 3.4, induced by...
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New Heuristics Based on Wavelet Analysis of a Single Sensor Record for Earthquake and Explosion Detection
AbstractRecognition of a seismic event by the type of its phenomenon (earthquake or explosion, and if an explosion, then a subsurface or open pit...
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On Similarities between Deformation Processes Preceding Ice Shocks and Tectonic Earthquakes
AbstractThe instrumental monitoring reveals an autowave nature of ice deformation behavior prior to ice shocks. A few minutes or the first tens of...
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Estimation of burial depth using stylolite roughness from the Neoproterozoic Narji Limestone, Cuddapah Basin, India
We use the stylolite roughness inversion technique (SRIT) to decipher the principal vertical stress and corresponding burial depth of the Narji...
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Bayesian Inversion of MDJ Seismograms for Source Parameters and Yields of DPRK Underground Nuclear Explosions 2 to 6
The Democratic People’s Republic of Korea (DPRK) conducted six underground nuclear explosions at the Punggye-ri nuclear test site at Mount Mantap, a...
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Scattering strength at active volcanoes in Japan as inferred from the peak ratio analysis of teleseismic P waves
Small-scale seismic velocity heterogeneity has been studied through the calculation of peak amplitude ratio as a means to quantify the strength of...
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A new approach to describe the depositional architecture of interbedded thin coal seams using a proportional thickness model database
Complex interference complicates the description and interpretation of the depositional architecture of seismically thin-interbedded reservoirs. We...
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A comparative study of coda–Q values estimations from synthetic and digital seismograms
The main purposes of this research work are to estimate the coda– Q values using linear (log–log) and nonlinear (Gauss–Newton) regression techniques...
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Imaging seismic wave-fields with AlpArray and neighboring European networks
The AlpArray experiment and the deployment of Swath-D together with the dense permanent network in Italy allow for detailed imaging of the...
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Rupturing of small natural earthquakes in West Bohemia investigated by source scanning
The source scanning method allows for not only the automated determination of the earthquake locations but also the study of the earthquake source...
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Integrated Technique on Static and Dynamic Properties Estimation: An Application of Probabilistic Neural Network and Seismic Inversion
This research work used well logs and 3D seismic volume to extract the dynamic and static properties. First, the analyzed reservoir was identified...
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Lapse-Time Dependence of Coda Quality Factor Within the Lithosphere of Northern Ecuador
In the current study, a frequency-dependent attenuation relationship based on coda waves is developed for the Ecuador region. The single...