AFTERSHOCK

作品数:83被引量:164H指数:7
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相关领域:天文地球更多>>
相关作者:刘威更多>>
相关机构:北京大学山西师范大学更多>>
相关期刊:《Science China Earth Sciences》《Earthquake Science》《Abstracts of Chinese Geological Literature》《Earthquake Engineering and Engineering Vibration》更多>>
相关基金:国家自然科学基金国家科技支撑计划国家重点基础研究发展计划国家科技部专项基金更多>>
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Machine learning-based aftershock seismicity of the 2015 Gorkha earthquake controlled by flat-ramp geometry and a tear fault
《Earthquake Science》2025年第1期17-32,共16页Yeyang Kuang Jiangtao Li 
funded by the National Key R&D Program of China(2022YFF0800601);National Natural Science Foundation of China(42174069,U1939204).
The Main Himalayan Thrust(MHT),where the 2015 MW7.8 Gorkha earthquake occurred,features the most seismicity of any structure in Nepal.The structural complexity of the MHT makes it difficult to obtain a definitive inte...
关键词:aftershock seismicity 2015 Gorkha earthquake machine learning flat-ramp geometry tear fault 
Prediction of damage potential in mainshock–aftershock sequences using machine learning algorithms
《Earthquake Engineering and Engineering Vibration》2024年第4期919-938,共20页Zhou Zhou Wang Meng Han Miao Yu Xiaohui Lu Dagang 
China Postdoctoral Science Foundation under Grant No.2022M710333;the Beijing Postdoctoral Research Foundation under Grant No.2023-zz-141;the National Natural Science Foundation of China under Grant Nos.52278492 and 52078176。
Assessing the potential damage caused by earthquakes is crucial for a community’s emergency response.In this study,four machine learning(ML)methods—random forest,extremely randomized trees,AdaBoost(AB),and gradient ...
关键词:machine learning mainshock-aftershock damage potential prediction the high-correlation variables SDOF systems 
Seismogenic model of the 2023 M_(W)5.5 Pingyuan earthquake in North China Plain and its tectonic implications被引量:1
《Earthquake Science》2024年第6期499-513,共15页Shiguang Wang Libo Han Junju Xie Liping Fan Xiang Huang Jinmeng Bi Hongfeng Yang Lihua Fang 
supported from the National Natural Science Foundation of China(No.42374081);the Fundamental Research Funds for the Institute of Geophysics,China Earthquake Administration(Nos.DQJB23B22,DQJB22K36 and DQJB23Z04);Hong Research Grants Council(Nos.14306122 and 14308523)。
The 6 August 2023 M_(W)5.5 Pingyuan earthquake is the largest earthquake in the central North China Plain(NCP)over the past two decades.Due to the thick sedimentary cover,no corresponding active faults have been repor...
关键词:Pingyuan earthquake aftershock relocation focal mechanism S-wave velocity structure North China Plain 
Deep learning enabled seismic fragility evaluation of structures subjected to mainshock‑aftershock earthquakes
《Urban Lifeline》2024年第1期16-31,共16页Shan He Yuchen Liao Peng Patrick Sun Ruiyang Zhang 
supported by the National Natural Science Foundation of China(Grant No.52208466);the Fundamental Research Funds for the Central Universities。
Mainshock-aftershock earthquakes have gained significant attention since accumulated damages induced by multiple shocks are likely to cause failure of structures.This paper presents a deep learning approach based on a...
关键词:Mainshock-aftershock earthquakes Seismic fragility analysis Deep learning Gate recurrent unit neural network incremental dynamic analysis 
Source parameters and aftershock pattern of the October 7,2021,M5.9 Harnai earthquake,Pakistan
《Earthquake Science》2024年第4期304-323,共20页Mohammad Tahir Zeeshan Ahmad Sadia Sabahat Muhammad Naveed Mushtaq Talat Iqbal Muhammad Ali Shah Alam Aftab 
On October 7,2021,a magnitude 5.9 earthquake struck the Harnai(Baluchistan)region of Pakistan,causing several fatalities and injuries within the epicentral area.First-order tectonic deformation in this region is cause...
关键词:focal mechanism solution selection of fault plane FPFIT stress inversion oblique slip mechanism 
Seismic performance and resilience of composite damping self-centering braced frame structures
《Fundamental Research》2024年第3期603-610,共8页Longhe Xu Xingsi Xie Zhongxian Li 
supported by a grant from the National Natural Science Foundation of China(52125804).
A magnetorheological self-centering brace(MR–SCB)has been proposed to improve the energy dissipation capability of the brace.In this paper,a 15-story MR–SCB braced frame is numerically analyzed to examine its seismi...
关键词:Braced frame structure Self-centeringbrace Magnetorheological fluid Disc spring Seismic performance Seismic resilience Mainshock-aftershock 
High-resolution seismicity imaging and early aftershock migration of the 2023 Kahramanmara?(SE Türkiye)M_W7.9&7.8 earthquake doublet被引量:7
《Earthquake Science》2023年第6期417-432,共16页Hongyang Ding Yijian Zhou Zengxi Ge Tuncay Taymaz Abhijit Ghosh Haoyu Xu Tahir Serkan Irmak Xiaodong Song 
jointly supported by the National Key R&D Program (No.2022YFF0800601);the Istanbul Technical University Research Fund (ITU-BAP);the Alexander von Humboldt Foundation Research Fellowship Award for providing computing facilities through the Humboldt-Stiftung Follow-Up Program;the University of California,Riverside。
We build a high-resolution early aftershock catalog for the 2023 SE Türkiye seismic sequence with PALM,a seamless workflow that sequentially performs phase picking,association,location,and matched filter for continuo...
关键词:2023 Türkiye Earthquake Doublet aftershock catalog PALM fault imaging aftershock migration 
Transient postseismic slip and aftershock triggering:A case study of the 2008 M_W7.9 Wenchuan Earthquake,China被引量:1
《Earthquake Science》2023年第6期445-457,共13页Mengyu Xie Baoping Shi Lingyuan Meng 
supported by the National Natural Science Foundation of China (Nos.41974068 and 41574040);Key International S&T Cooperation Project of P.R.China (No.2015DFA21260)。
In this study,we investigate how a stress variation generated by a fault that experiences transient postseismic slip(TPS)affects the rate of aftershocks.First,we show that the postseismic slip from Rubin-Ampuero model...
关键词:transient postseismic slip(TPS) Modified Omori Law(MOL) P-VALUE rate-and state-dependent friction law Wenchuan earthquake 
Rapid assessment of the September 5,2022 M_(S)6.8 Luding earthquake in Sichuan,China被引量:2
《Earthquake Research Advances》2023年第2期1-7,共7页Dengjie Kang Wenkai Chen Huaiqun Zhao Dun Wang 
the Major science and technology projects of Gansu Province(21ZD4FA011);the National Key Research and Development Program of China(2017YFB0504104).
At 12:52,September 5,2022,an M_(S)6.8 earthquake occurred in Luding,Sichuan.The earthquake caused serious casualties and property loss,and was determined to have an epicenter intensity of Ⅸ degree.In this study,we us...
关键词:Luding earthquake Seismic intensity Rapid assessment Ground-Motion prediction equation BACK-PROJECTION AFTERSHOCK 
Preliminary report of the September 5,2022 M_(S) 6.8 Luding earthquake,Sichuan,China被引量:4
《Earthquake Research Advances》2023年第1期1-10,共10页Yanru An Dun Wang Qiang Ma Yueren Xu Yu Li Yingying Zhang Zhumei Liu Chunmei Huang Jinrong Su Jilong Li Mingxiao Li Wenkai Chen Zhifan Wan Dengjie Kang Baoshan Wang 
the National Key R&D Program of China(No.2021YFC3000702-05);the Natural Science Foundation of China(41922025,41874062 and 42072248).
The 2022 M_(S)6.8 Luding earthquake is the strongest earthquake in Sichuan Province, Western China, since the 2017 M_(S)7.0 Jiuzhaigou earthquake. It occurred on the Moxi fault in the southeastern segment of the Xians...
关键词:Luding earthquake Moxi fault Aftershock statistics Earthquake disasters Intensity map 
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