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概率密度演化方法
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概率密度演化方法
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工学
非线性随机振动
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probability density evolution method
概率密度演化方法
广义上,刘维尔方程、Dostupov-Pugachev方程、福克-普朗克-柯尔莫哥洛夫方程和广义概率密度演化方程等均以获取工程系统响应的概率密度为目标,因而可以统称为概率密度演化方法。狭义上,主要指以广义概率密度演化方程为核心的理论体系。这里按狭义理解。
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