Shiyong Zhou
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View article: Teleseismic waves hybrid simulation method considering the free surface boundary condition in a 3-D receiver-side model
Teleseismic waves hybrid simulation method considering the free surface boundary condition in a 3-D receiver-side model Open
SUMMARY With the deployment of dense linear seismic arrays, teleseismic waves are playing an increasingly important role in studying deep structures beneath seismic stations. However, despite significant advancements in high-performance co…
View article: DeepRace: GRU-Based Sequence Modeling Framework for Marathon Performance Prediction
DeepRace: GRU-Based Sequence Modeling Framework for Marathon Performance Prediction Open
View article: Freezing Behavior of Clayey Sand and Spatiotemporal Evolution of Seasonally Frozen Soil Distribution in the Qinghai–Tibet Plateau
Freezing Behavior of Clayey Sand and Spatiotemporal Evolution of Seasonally Frozen Soil Distribution in the Qinghai–Tibet Plateau Open
Seasonally frozen soils are widely distributed across the Qinghai–Tibet Plateau and play a crucial role in regional hydrological processes, ecosystem stability, and infrastructure development. In this study, a custom-designed freeze–thaw a…
View article: P-wave First-Motion Polarity Determination Using Order Statistics and Entropy Theory (POSE) with Applications to Southeastern Tibetan Plateau
P-wave First-Motion Polarity Determination Using Order Statistics and Entropy Theory (POSE) with Applications to Southeastern Tibetan Plateau Open
View article: Stochastic determination of arrival time and initial polarity of seismic waveform
Stochastic determination of arrival time and initial polarity of seismic waveform Open
In this study, we have developed and implemented a new technology capable of probabilistically selecting phase arrival times and determining the initial polarity of seismic waveforms without the requirement of prior information. In this ne…
View article: Innovative Equation for Determining the Geochemical Background Values of Chromium Based on Major Components in Rock–Soil–Sediment Systems
Innovative Equation for Determining the Geochemical Background Values of Chromium Based on Major Components in Rock–Soil–Sediment Systems Open
The geochemical background value of chromium (Cr) serves as a pivotal factor in environmental assessments and mineral exploration endeavors. Traditionally, geochemical background values have been determined using statistical parameters der…
View article: Machine Learning Applications in Seismology
Machine Learning Applications in Seismology Open
The comprehension of earthquakes and natural hazards, including volcanic eruptions and landslides, as well as explosions, through observational data is a pivotal activity within the field of seismology [...]
View article: Small Earthquakes Can Help Predict Large Earthquakes: A Machine Learning Perspective
Small Earthquakes Can Help Predict Large Earthquakes: A Machine Learning Perspective Open
Earthquake prediction is a long-standing problem in seismology that has garnered attention from the scientific community and the public. Despite ongoing efforts to understand the physical mechanisms of earthquake occurrence, there is no co…
View article: Construction of Long-term Seismic Catalog with Deep Learning and Characterization of Preseismic Fault Behavior in the Ridgecrest-Coso Region (2008-2019)
Construction of Long-term Seismic Catalog with Deep Learning and Characterization of Preseismic Fault Behavior in the Ridgecrest-Coso Region (2008-2019) Open
Long-term seismicity is an effective tool to infer fault properties at depth, but the catalog construction is challenging because of the large data volume. We propose a new deep learning-based workflow that follows a “Train-Detect-Pick” pr…
View article: Role of the Ruoergai Subblock in tectonic partitioning on the eastern margin of Tibet
Role of the Ruoergai Subblock in tectonic partitioning on the eastern margin of Tibet Open
The mechanisms of tectonic transfer and strain partitioning at the eastern termination of the Kunlun fault system, particularly the role of the relatively strong Ruoergai Subblock, remain unclear. In this work, we used the finite element m…
View article: Physics-Based Earthquake Simulations of the Anninghe-Zemuhe-Daliangshan-Xiaojiang Fault System in Southwestern China
Physics-Based Earthquake Simulations of the Anninghe-Zemuhe-Daliangshan-Xiaojiang Fault System in Southwestern China Open
Evaluating seismic hazards is important for building codes, risk prevention and mitigation. Because large earthquakes are rare, modern observed earthquake catalogs are too short to precisely evaluate seismic hazards. Thus, numerical simula…
View article: Physics-Based Earthquake Simulations of the Anninghe-Zemuhe-Daliangshan-Xiaojiang Fault System in Southwestern China
Physics-Based Earthquake Simulations of the Anninghe-Zemuhe-Daliangshan-Xiaojiang Fault System in Southwestern China Open
Evaluating seismic hazards is important for building codes, risk prevention and mitigation. Because large earthquakes are rare, modern observed earthquake catalogs are too short to precisely evaluate seismic hazards. Thus, numerical simula…
View article: Rupture process of the 2021 M7.4 Maduo earthquake and implication for deformation mode of the Songpan-Ganzi terrane in Tibetan Plateau
Rupture process of the 2021 M7.4 Maduo earthquake and implication for deformation mode of the Songpan-Ganzi terrane in Tibetan Plateau Open
Significance The Songpan-Ganzi terrane lies in the central-east of the Tibetan Plateau, which was considered a stable block in some tectonic models. Its deformation mode is of crucial importance for understanding the evolutionary history a…
View article: Seismological Characterization of the 2021 Yangbi Foreshock-Mainshock Sequence, Yunnan, China: More than a Triggered Cascade
Seismological Characterization of the 2021 Yangbi Foreshock-Mainshock Sequence, Yunnan, China: More than a Triggered Cascade Open
Earth and Space Science Open Archive This preprint has been submitted to and is under consideration at Journal of Geophysical Research - Solid Earth. ESSOAr is a venue for early communication or feedback before peer review. Data may be pre…
View article: Microseismicity along Xiaojiang Fault Zone (China) and the Characterization of Interseismic Fault Behavior
Microseismicity along Xiaojiang Fault Zone (China) and the Characterization of Interseismic Fault Behavior Open
Earth and Space Science Open Archive This preprint has been submitted to and is under consideration at Journal of Geophysical Research - Solid Earth. ESSOAr is a venue for early communication or feedback before peer review. Data may be pre…
View article: A high-resolution seismic catalog for the 2021 MS6.4/MW6.1 Yangbi earthquake sequence, Yunnan, China: Application of AI picker and matched filter
A high-resolution seismic catalog for the 2021 MS6.4/MW6.1 Yangbi earthquake sequence, Yunnan, China: Application of AI picker and matched filter Open
We present a high-resolution seismic catalog for the 2021 MS6.4/MW6.1 Yangbi sequence. The catalog has a time range of 2021-05-01 to 2021-05-28, and contains ~8,000 well located events. It captures the features of the whole foreshock seque…
View article: Crustal strain-rate fields estimated from GNSS data with a Bayesian approach and its correlation to seismic activity in Mainland China
Crustal strain-rate fields estimated from GNSS data with a Bayesian approach and its correlation to seismic activity in Mainland China Open
We propose a new Bayesian approach to estimate continuous crustal strain-rate fields from spatially discrete displacement-rate data, based on Global Navigation Satellite System (GNSS) observations, under the prior constraint on spatial fla…
View article: Role of rigid block in tectonic transformation zone at east Tibet 
Role of rigid block in tectonic transformation zone at east Tibet  Open
<p>In recent decades, plateau margins have attracted attention because the understanding of their dynamics and history provides insights into the modes of crustal deformation responsible for the plateau structure and morphology and m…
View article: MINING SEISMIC THERMAL ANOMALIES FROM MASSIVE SATELLITE PASSIVE MICROWAVE IMAGES
MINING SEISMIC THERMAL ANOMALIES FROM MASSIVE SATELLITE PASSIVE MICROWAVE IMAGES Open
Satellite passive microwave radiative signals are considered to reflect thermal radiation and energy exchange of the Earth’s surface, and the microwave brightness temperature (MBT) has been preliminary adopted for pre-earthquake thermal an…
View article: Inferring seismic hazard in Sichuan-Yunnan region of China based on the modern earthquake catalogue (1980-2019)*
Inferring seismic hazard in Sichuan-Yunnan region of China based on the modern earthquake catalogue (1980-2019)* Open
Based on the modern earthquake catalogue, the incomplete centroidal voronoi tessellation (ICVT) method was used in this study to estimate the seismic hazard in Sichuan-Yunnan region of China. We calculated spatial distributions of the tota…
View article: Stress State and Fault Strength Variation along Xiaojiang Fault Zone Revealed by Seismicity
Stress State and Fault Strength Variation along Xiaojiang Fault Zone Revealed by Seismicity Open
<p>Xiaojiang Fault (XJF) lies at the southeastern edge of the rhombic Sichuan-Yunnan block, and has an extent for over 400km from Qiaojia to Shanhua district. The Sichuan-Yunnan block experiences clockwise rotation and southwestward …
View article: Automated Detection of Dynamic Earthquake Triggering by the High‐Frequency Power Integral Ratio
Automated Detection of Dynamic Earthquake Triggering by the High‐Frequency Power Integral Ratio Open
Dynamic earthquake triggering can be used to investigate the responses of faults to stress disturbances. We develop a new method to detect dynamic triggering by estimating high‐frequency energy change before and during teleseismic waves us…
View article: Fault Slip Rates and Seismic Moment Deficits on Major Faults in Ordos Constrained by GPS Observation
Fault Slip Rates and Seismic Moment Deficits on Major Faults in Ordos Constrained by GPS Observation Open
View article: A test on methods for <i>M</i><sub>C</sub> estimation based on earthquake catalog
A test on methods for <i>M</i><sub>C</sub> estimation based on earthquake catalog Open
This study tested five methods widely used in estimating the complete magnitudes (MC) of earthquake catalogs. Using catalogs of observed earthquake properties, we test the performance of these five algorithms under several challenging cond…
View article: Induced earthquakes in the development of unconventional energy resources
Induced earthquakes in the development of unconventional energy resources Open
View article: A hypocentral version of the space–time ETAS model
A hypocentral version of the space–time ETAS model Open
The space–time Epidemic-Type Aftershock Sequence (ETAS) model is extended by incorporating the depth component of earthquake hypocentres. The depths of the direct offspring produced by an earthquake are assumed to be independent of the epi…
View article: Crustal structures across the western Weihe Graben, North China: Implications for extrusion tectonics at the northeast margin of Tibetan Plateau
Crustal structures across the western Weihe Graben, North China: Implications for extrusion tectonics at the northeast margin of Tibetan Plateau Open
The stable Ordos Plateau, extensional Weihe Graben, and Qinling orogenic belt are located at the northeast margin of the Tibetan Plateau. They have been thought to play different roles in the eastward expanding of the Tibetan Plateau. Peki…
View article: An improved space‐time ETAS model for inverting the rupture geometry from seismicity triggering
An improved space‐time ETAS model for inverting the rupture geometry from seismicity triggering Open
This study incorporates the rupture geometry of big earthquakes in the formulation of the Epidemic‐Type Aftershock Sequence (ETAS) model, which is a point process model widely applied in the study of spatiotemporal seismicity, rather than …