A two-level Kriging-based approach with active learning for solving time-variant risk optimization problems
Reliability Engineering & System Safety(2020)
摘要
•Adaptive surrogate models for solution of time-variant risk optimization problems;•Efficient Global Optimization (EGO) and Efficient Global Reliability Analysis (EGRA) combined;•One surrogate for objective function, one for limit state;•Stochastic processes explicitly modelled as time series;•Load-path dependent reliability problems addressed;
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关键词
Risk-Based Optimization,Time-Dependent Reliability,Adaptive Kriging
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