针对随机结构在非平稳随机激励下的动力可靠性分析问题，提出了基于点估计法的随机结构动力可靠性分析方法。
For dynamic reliability analysis of stochastic structures under non-stationary random excitation, a new dynamic reliability assessment method is presented based on the point estimation.
文章利用指数样条法估计出我国上交所国债的利率期限结构，对其进行静态的分析，得到上交所国债利率期限结构统计特征。
By using exponential Splines model, we estimate the bond's term structure of Shanghai stock exchange, then we have a static analysis to it and obtain the statistical feature of term structure.
模型结构采用AIC准则法和逐步回归筛选法综合确定，模型参数采用最小二乘法估计。
The model structure is determined by AIC and stepbystep regression arithmetic, parameters of the model are estimated by the least square method.
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