正态混合模型还可以用来对那些不能用标准的参数分布族来拟和的总体进行密度估计或近似。
The normal mixed distribution model can be used to get probability density or to simulate population which can not be fitted by standard parameters distribution classes.
采用零截尾计数模型分析，不仅可以解决零截尾计数分布问题，且参数估计结果更准确，拟合效果更合理。
Zero-truncated count model could not only solve the issue of zero-truncated count distribution, but also the parameter estimates were more accurate, the fitting results were more reasonable.
获得了连续注射药液时血流的动力学参数分布和药液在心动周期内周期性分布的变化，与体外模型实验结果符合较好。
The periodic distribution of the blood dynamic parameters and the liquid drug density are obtained. The results are in accord with the modeling experiments properly.
因此在JM模型的基础上，提出了排错时间为负指数分布的软件可靠性模型及本模型的极大似然参数估计方法。
Based on JM model, we propose a software reliability prediction model involving fault-remove time which followed exponential distribution.
炼钢生产中，定氧加铝工艺的被控对象具有参数分布、非线性、动态观测数据离散等特征，定氧加铝模型的建立是该工艺的核心。
In the process of steel-making, killing oxygen by adding aluminum process is a controlled object whose parameters are distributed and non-linear, and its observed data are discrete.
此外，该模型使用了非参数的基本风险，其并没有对出行时间强加任何形式的先验的参数分布。
In addition, the model USES a non-parametric baseline hazard distribution which does not impose any apriori parametric form on the departure time distribution.
因此在JM模型的基础上，提出了排错时间为负指数分布的软件可靠性模型及本模型的极大似然参数估计方法。
A software reliability model for substation automation system based on improved JM model is set up in this paper.
因此在JM模型的基础上，提出了排错时间为负指数分布的软件可靠性模型及本模型的极大似然参数估计方法。
A software reliability model for substation automation system based on improved JM model is set up in this paper.
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