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Improved conditional random field simulation method based on bootstrap- Bayesian inference and its application in identification of seafloor liquefaction

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成果类型:
期刊论文
作者:
Zhang, Yan;Zhang, Zhengyang;Xu, Guanlan;Ren, Yunsen;Bai, Xiaoxiao;...
通讯作者:
Qin, Y;Qin, You;Zhao, K
作者机构:
[Chen, Guoxing; Ren, Yunsen; Zhao, Kai; Zhou, Zhenglong; Jiang, Jiawei; Qin, You; Zhang, Yan; Zhang, Zhengyang; Bai, Xiaoxiao; Xu, Guanlan] Nanjing Tech Univ, Inst Geotech Engn, Nanjing 211816, Peoples R China.
[Qin, You] Univ South China, Sch Civil Engn, Hengyang 421001, Peoples R China.
通讯机构:
[Qin, Y ] U
[Qin, Y; Zhao, K ] N
Univ South China, Sch Civil Engn, Hengyang 421001, Peoples R China.
Nanjing Tech Univ, Inst Geotech Engn, Nanjing 211816, Peoples R China.
语种:
英文
关键词:
Seabed site;Liquefaction evaluation method;Spatial variability;Non-homogeneous site;Standard penetration test blow count
期刊:
Probabilistic Engineering Mechanics
ISSN:
0266-8920
年:
2025
卷:
82
页码:
103847
基金类别:
CRediT authorship contribution statement Yan Zhang: Writing – review & editing, Writing – original draft, Methodology, Investigation, Formal analysis, Conceptualization. Zhengyang Zhang: Writing – review & editing, Writing – original draft, Investigation, Conceptualization. Guanlan Xu: Writing – review & editing, Validation. Yunsen Ren: Writing – review & editing, Conceptualization. Xiaoxiao Bai: Writing – review & editing, Validation. You Qin: Writing – review & editing, Validation, Supervision, acquisition. Kai Zhao: Writing This work was supported by the Scientific Research Fund of Hunan Provincial Education Department, Excellent Young Program [Grant number 21B0420 ]; and the National Natural Science Foundation of China [Grant numbers 52378347 , 52278503 , 51978334 , 52208349 ].
机构署名:
本校为通讯机构
院系归属:
土木工程学院
摘要:
The reasonable determination of correlation distances serves as the prerequisite for ensuring the accuracy of random field simulation results for geotechnical parameters, and also constitutes a critical challenge in random field simulations that remains difficult to resolve. The Bootstrap method was employed to perform resampling on correlation distances. Utilizing the sampling results, a weighted prior probability density function for correlation distances was constructed. By applying Bayesian principles in conjunction with Hoffman's conditional random field simulation method, the decoupling ...

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