Based on the moment estimation of limit state function for calculation of failure probability, a new reliability sensitivity analysis method is presented.

基于极限状态函数矩估计的失效概率计算，提出一种新的可靠性灵敏度分析方法。

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For reliability analysis of implicit limit state function, an improved line sampling method is presented on the basis of sample simulation in the failure region.

针对隐式极限状态方程的可靠性分析，提出了一种基于失效域样本模拟的高效线抽样法。

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For reliability analysis of structure with implicit limit state function, an iterative algorithm was presented on the basis of support vector classification machine.

针对结构隐式极限状态函数的可靠性分析，提出了一种支持向量机分类迭代算法。

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