查询词典 distribution coefficient

In this paper the distribution functions of pillar stress are given by kolmogorov goodness of fit test according to the data of the measured stress of pillars.The results show that the distribution functions of pillar stress are normal distribution N(μ,σ 2), and they are in accord with the conclusion drawn by Anderson and Darling goodness of fit test.

本文采用矿柱应力解除试验所测得的矿柱应力值，作为矿柱应力的抽样试验，利用柯尔莫哥洛夫检验法对其进行分布函数的拟合检验，并采用安德森与达林检验法进行了验证，获得了满意的结果。

Through the improvement of the existing model,the Gaussian distribution of the residual error is supplanted by the Laplace distribution in order to approach the real distribution.

通过对已有模型进行改进，用拉普拉斯分布代替插值点残留误差的正态分布，使分布情况更符合实际。

Second, when the error distribution of the model is the Laplace distribution, the L1 estimation of 1-D location estimation is essentially the sample median, hence the study of the Laplace distribution is also important.

第二，由于当模型的误差分布是拉普拉斯分布时，一元位置的最小一乘估计是样本中值，因此对于拉普拉斯分布的研究也是至关重要的。

To address the problem that the distribution feature of time series could not always be easily described due to its diversity, the likelihood function based on the asymmetric Laplace distribution was employed irrespective of the original distribution of the data.

针对时间序列分布特征多样性的问题，不考虑序列本身的分布特征而选择非对称Laplace分布的似然函数对模型进行贝叶斯分位回归分析。

And the evaluation effects of China's Stock Market's volatility by different ARCH models from different point of view are compared. In addition, by using two mixed distribution models, the leptokurtosis and fat-tail of stock return are examined. Based on the above analysis, an improved Laplace distribution model is proposed. Furthermore, the root generating non-Gaussian return distribution of the stock market ? is expounded from the perspective of both economy and capital market.

首先分别从分布和波动性模型出发，研究中国股票市场收益分布特征与波动性特征：从ARCH族模型出发，考察了中国股票市场波动性的异方差、集群性、杠杆效应以及长记忆性特征；从两个混合分布模型出发，结合随机模拟考察了收益分布的尖峰、厚尾和偏态特征，并提出了改进型LapJace分布。

After the review of the previous studies on the models of sky luminance distribution, it is the first that this thesis make the systematic study of the pseud-overcast sky luminance distribution by two characteristics of the maximum sky luminanace element and the luminance lapse rate with that the all of sky luminance distribution is determined. Through discussed, these methods and results on pseud-overcast sky study are suggested to be valid of the standardization of intermediate skies in this thesis.

在较为系统地分析了前人有关天空亮度分布模型的基础上，首次利用天空最大亮度元和亮度变化率二个确定天空亮度分布的特征量，对构成中间天空（除CIE全阴天空和CIE全晴天空以外的一切真实天空）之必要部分的似阴天空进行了系统的研究，从而为中间天空的标准化提供了有意义的方法和结果。

Using a variety of statistical methods tested what rate of assets return are not subject to the normal distribution assumption, but leptokurtic distribution, and week data is closer to the normal distribution than daily data.

采用多种统计方法检验了资产收益率并不服从正态分布假设，而是尖峰厚尾分布，且周收益率要比日收益率更接近正态分布。

Crowding degrees and spatial distribution patterns of Lepus capensis differed in different sample plots, the spatial distribution pattern appeared a state of even distribution that the basic composition was individual.

草兔在不同样方中具有不同的聚集度和空间格局，但均是以个体为基本成分的均匀分布。

As the stand status limit distribution is normal distribution, Weibull distribution model was built.

在林分状态结构的极限分布是在正态分布条件下，建立林分状态动态结构的Weibull分布模型。

In Chapter 7,we study thelimiting distribution of the residual lifetime of discrete-time Markovian repairablesystem,and we prove that the limiting distribution of the residual lifetime ofdiscrete-time Markovian repairable system is geometric distribution.

在第七章中，我们研究了离散时间情况下的马氏可修系统的这一性质，得到了与[50]相应的结论，证明了：离散时间马氏可修系统剩余寿命的极限分布为几何分布。

Through comparing with the results by simulation to study the effects of theprojectile"s final velocity, the angle of rotation and the ballistic trajectory"s migration withdifferent projectile"s rotating speeds, different target"s moving speeds and differentpenetration angles.

通过比较数值模拟的结果来研究不同弹头转速、目标速度、侵彻角对侵彻过程中弹头最终速度、翻转角度和弹道偏移的影响。

I love stationery and all the accoutrement of writing.

我爱文具以及所有的书写的工具装备。