查询词典 pascal distribution

The SV model based on a conditional normal distribution and a heavytailed distribution, especially Student's tdistribution are compared and analyzed in this paper.

为了估计SV模型的参数，我们使用了BUGS软件，该软件借助Gibbs取样方法对模型进行贝叶斯分析。

Assuming that innovation follows the conditional t distribution and conditional Generalized Error Distribution.

假设新息服从t分布和广义误差分布两种条件分布。

In this paper,we use the historical data to get the experiential distribution function of conditional revenue ratio when we can not determine the type of the allied distribution of the price and revenue ratio,and then we calculate the VaR under a certain price level of the price.

1研究意义VaR是目前证券投资风险管理的重要工具，在数学上，表示为投资组合收益率分布的下α分位数，表达式为：P=α(VaR 0)图1 VaR的图形表示其中，ΔP表示在Δt时间内，某个金融资产的市场价值的变化，α为给定的概率，如图1所示。

Based on that the density distribution function of technical service life about existing structures obeys blocking tail distribution,a conditional reliability and a hazard rate function of existing structures are established in this paper.

依既有结构的技术使用寿命密度函数服从截尾分布，建立了既有结构的条件可靠度和失效率函数，从期望效益与其望经济风险的优化分析着手，提出了一种既有结构剩余技术寿命的预测方法。

This regression problem is dicult for several reasons: large number of examples, large number variables (most of which are discrete and multi-valued), non-stationarity of the distribution, and a conditional distribution of the dependent variable which is very dierent from those usually encountered in typical applications of machine learning and function approximation.

这个回归问题是，邸邪教组织有多少个原因：大量的例子，大批变量（其中大部分是离散和多值），非平稳性的分布，以及有条件的分布因变量，这是非常邸erent从这些一般遇到的典型应用机器学习和函数逼近。

This article considers solving that conditional distribution of most financial asset return tends to vary over time and the distribution of underlying asset does not conform with ordinary assumption simultaneously.

中文摘要本篇研究同时考虑解决资产报酬变异随时间变化的特性与当标的资料分配不符合原始假设的问题。

However, the actual conditions in the market incompletely support this hypothesis. So, we turn to research the statistic distribution traits of the yield under different market conditions. To develop the investigation on securities' investment combination according to the distribution characters of conditional yield will make its actual application closer to the market facts.

然而，实际的市场情况并不完全支持这种假设，因此，我们转而研究不同市场条件下的收益率统计分布特征，根据条件收益率的分布特征进行投资组合理论研究，将使其实际应用更加贴近市场实际。

Weibull distribution is widely used as a life distribution, and estimating lower confidence limit of reliability is important. But so far this problem has not been well solved if when the sample size is small.

威布尔分布是使用非常广泛的寿命分布，关于威布尔分布的可靠度的下限估计是一个有重要意义的问题，文献中有很多讨论，但当样本量较小时，关于二参数威布尔分布的可靠度的下限估计至今没有非常有效的方法。

This paper discusses whether the definitions of heavy-tailed distribution s produced by slow-varying function and the definitions of heavy-tailed distribution s produced by exponential echelon matrix are congruous.

讨论了由慢变化函数形式给出的重尾分布定义，与由指数阶矩形式给出的重尾分布定义是否一致。

In this paper, photoelastic coating method and strain-gauging method were used conjointly to study the stress distribution of the column of cross wedge rolling machine. The result of study deepened the understanding of this complicated problem and there is certain reference value on improving the stress distribution of the column.

本文利用光弹性贴片法，辅以电阻应变片法，对楔横轧机机架模型的应力分布规律进行了研究，研究结果深化了对这一复杂问题的认识，得到了一些有价值的结论，对于采用合理设计来改进机架的应力分布也有一定的参考价值。

What was it that made you want to change sider ?

是什么使你临阵倒戈？

I don't know what he wants, but let's play along with him.

我不知道他要干什么，可我