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Deep reinforcement learning for inverting earthquake focal mechanism and its potential application to marine earthquakes
Earthquake data are one of the key means by which to explore our planet. At a large scale, the layered structure of the Earth is revealed by the...
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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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Focal Mechanism of Strong Ground Seismicity Induced by Deep Coal Mining
In recent years, strong seisms are triggered frequently during deep coal mining process, which seriously threatens the safety of underground miners...
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Seismotectonics of Siang Valley and Adjoining Region Inferred from Focal Mechanism Solutions Using Waveform Inversion
The Siang Valley of Arunachal Pradesh, North-East India, is one of the seismotectonically active region that lie in the eastern Himalayan Syntaxis...
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Seismotectonic model of High-Middle Atlas Junction (Morocco) derived from earthquake focal mechanism and stress tensor analysis
In this study, we attempted to derive a seismotectonic model for the High-Middle Atlas Junction area, in the central part of Morocco, by determining...
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Numerical and Field Investigations of Dynamic Failure Caused by Mining-Induced Tremor Based on Focal Mechanism
The rupture mechanism of a seismic source governs the spatiotemporal distribution and intensity characteristics of the radiated stress-wave field and...
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Vrancea intermediate-depth focal mechanism catalog: a useful instrument for local and regional stress field estimation
The Vrancea seismic zone, located in the bend region of the South-Eastern Carpathians, is a unique area with both crustal and intermediate-depth...
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Method and Application of Stress Inversion based on Strike, Dip, and Rake Data from Microseismic Focal Mechanisms and Fracture Network
The hydraulic fracturing of horizontal wells is a key stimulation technology for unconventional tight oil/gas reservoirs. Good knowledge of the...
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Seismicity and active stress field derived from the inversion of focal mechanism data, South Atlas of Tunisia
Seismicity is not uniformly distributed throughout the southern Tunisian Atlas and is mainly clustered around active strike-slip faults,...
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Study on the crustal stress field of the Tengchong volcanic area using composite focal mechanism method
We calculated the crustal stress field using the composite focal mechanism method based on the P-wave initial motion polarity data of the Tengchong...
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A review of the microseismic focal mechanism research
Reservoir reconstructions implemented in unconventional oil and gas exploration usually adapt hydraulic fracturing techniques to inject high-pressure...
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Inversion techniques for focal mechanism determination of small-magnitude earthquakes: a comparative study using the Burewala earthquake (\(M_w\) \(\sim \) 4) in Pakistan
The focal mechanisms of small-magnitude earthquakes can be challenging due to sparse networks, limited availability of velocity models, and a lack of...
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Determination of focal depths of moderate earthquakes in Northeast Indian region using depth phase sPn
The precise focal depth of earthquakes is a crucial parameter for better characterising of complex tectonic zones, especially where seismogenic...
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Multivariate Hypocenter Clustering and Source Mechanism of 2017 Mw 6.2 and 2019 Mw 6.5 in the South Seram Subduction System
The complexity of the active tectonic system in East Indonesia has influenced various types of seismicity in the Seram Sea, resulting in several...
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Slow slip event in the focal area of the 1975 Kurile tsunami earthquake inferred from unusual long-term seismic quiescence
In subduction zones, slow slip events (SSEs) have been observed in the portion deeper than the downdip edge of seismogenic zone. However, since it is...
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Shear wave splitting and seismic velocity structure in the focal area of the earthquake swarm and their relation with earthquake swarm activity in the Noto Peninsula, central Japan
Seismic activity in the Noto region of Ishikawa Prefecture, central Japan, has increased since August 2020 and has continued as of August 2023....
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Crustal deformation from GNSS measurement and earthquake mechanism along Pieniny Klippen Belt, Southern Poland
The dynamic geological features of the Pieniny Klippen Belt (PKB) in southern Poland are nowadays a focal point of researchers as it is recognised as...
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Stress State Inferred from b Value and Focal Mechanism Distributions in the Aftershock Area of the 2005 West Off Fukuoka Prefecture Earthquake
The spatiotemporal stress states in the aftershock region of the 2005 West Off Fukuoka Prefecture Earthquake are examined via an analysis of the b ...
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Application of Focal Plane Directions for Estimating Ground Motion Models with General Regression Neural Networks
The general regression neural network (GRNN) allows testing of various events, wave paths, and site features as ground motion model (GMM) predictors....
