分布参数

By using the kernel-type density estimation in the case of identically distributed and negatively associated samples, the empirical Bayes test rules for the scale exponential family are constructed, and the asymptotically optimal property is obtained.

本文利用同分布负相协样本情形概率密度函数的核估计构造了刻度指数族参数的经验Bayes检验函数，并获得了它的渐近最优

In the case of NA samples, the parameter for scale exponential family is discussed using empi- rical Bayes methods. Moreover, we investigate the statistical analysis of life data in reliability tests. Firstly, based on the LINEX loss function, we obtain the empirical Bayesian estimator for parameter of the one-side truncated-type distribution families and the scale exponential family under NA samples, also discuss the estimators?

在非对称的LINEX损失函数下，我们首先给出了一类单边截断型分布族、刻度指数族参数的经验Bayes估计NA样本情形），并讨论了该估计的收敛性质，在某些条件下，证明了本文给出的经验Bayes估计是渐近最优的，且给出了收敛速度。

Finally, the Fiducial inference for the parameter's functions of exponential distribution based on the type Ⅱ censoring observations is given. Simulation study shows that the Fiducial inference is quite accurate.

本文最后还讨论了指数分布在定时截尾情形下参数函数的Fiducial推断问题；并进行了模拟研究，结果表明推断精度很高。

Usually, we assume that exterior ballisticmeasuring error has normal distribution with zero mean. But during the real measuring,it is possible for exterior ballistic measuring parameters to cause system error.

通常假定外测误差服从零均值正态分布，而在实际测量中，外测参数有可能带有系统误差，它的存在对飞行轨道和落点信息的获取都具有不利的影响。

We introduce a method of statistic based on generalised extreme value distribution in the estimation of WCET, and proposed a statistical module of WCET and the methods of parameter estimation and checkout for the module, then derive the value of the program\\\s Worst-Case Execution Time by using the module.

在WCET的估计中，引入了基于广义极值分布的统计方法，给出WCET的统计模型及其参数估计和验证方法，并应用本模型导出了程序的最坏情况执行时间。

The results reported here show that （1）The aligned score is a good similarity measure in analysis of the protein.（2）Aligned score is following the generalized extreme value distribution with parameters μ=94.769 7,σ=41.583 7,ξ=0.192 5.（3）Compared with other algorithm of structure alignment,the algorithm performs better than CTSS.

主要结果有：利用动态时间规整算法计算得出的结构距离是一个很好的蛋白质结构相似性度量；结构距离服从参数为μ=94.769 7，σ=41.583 7，ξ=0.192 5的广义的极值分布；和其他结构比对算法相比，该算法比CTSS的搜索结果要好。

The results of output energy and pulse widths and the three-dimensional distribution of far field facula under different conditions were given.

报道了在ND：YAG激光器上利用受激布里渊散射补偿腔内插入用HF轻度腐蚀的普通薄玻璃片模拟激光棒表面的损伤而引起的相位畸变，实验给出了不同参数条件下的输出能量、脉冲和远场光斑的三维分布情况。

It is found from the analytical expression that the truncation parameter, which is defined as the ratio between the waist of the Gaussian beam and the radius of the lens, has an important effect on the diffraction field distribution of the lens.

应用这个表达式研究了截断参数（透镜的半径与高斯光束束腰半径的比值）对透镜衍射场分布的影响。

Finite element method is used to calculate the electromagnetic field of permanent magnet actuator.

本文采用有限元方法计算永磁机构的磁场，分析静态特性，获得磁场分布、分合闸启动电流等参数。

The paper describes the reactor fission rate measurement principle and method by solid state nuclear track detector and gives the measured results for MNSR.

利用固体径迹探测器测量处于微型反应堆不同位置的燃料元件内单位体积的裂变率，得到了堆的裂变率分布和总裂变率，并与其它参数相结合，求得了反应堆功率。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。