Should your stochastic variables be correlated, you should rather introduce the correlation yourself instead of reusing a random engine, so that you can ensure it is correctly modeled.
应该你的随机变量是相关的，你应该介绍相关而不是重用一个随机的引擎，这样你就可以确保它是正确地建模。
2
A new global optimization reliability method, knowledge-based clustered partitioning method (KCP) for reliability problems involving correlated non-normal randomvariables, is proposed.
提出了分析相关非正态变量可靠度问题一种新的全局优化方法——认知聚类分区方法。
3
Finally, the mid-span deflection of a long span suspension bridge under vertical live load is analyzed when the elastic module of cable and hangers are assumed to be randomcorrelatedvariables.