检验统计量
- 网络statistics;test statistic
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该方法的检验统计量称为Z统计量。
The test statistic of the method is called Z statistic .
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杜宾&瓦特森检验统计量DW的期望和方差
Expectation and Variance of Durbin Watson Test statistic DW
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序贯检验统计量:给出了不同类型临床资料检验统计量计算公第四军医大学博士学位论文一式,不同类型临床资料成组序贯标准化检验统计量序歹.〕k。
Group sequential statistics : The formulations of statistics for different type of clinical data are given .
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并在极大似然估计的基础上给出了N的区间估计及检验统计量。
Based on the MLE . of N , t he interval estimation and test statistics of N are given .
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几类PP型检验统计量的性质
Some PP test statistics and their properties
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为了改善正态近似性,用自然对数尺度来构造成对u检验统计量。
The pairwise u-tests are constructed on the natural logarithmic scale so as to improve the normal approximation .
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本文得出了计量经济学中,杜宾瓦特森检验统计量DW的分布的W特征函数和矩。
This paper obtains the walsh characteristic function and moment of the distribution of Durbin-Watson test statistic DW in econometrics .
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为了适应处理功能磁共振成像(FunctionalMagneticResonanceImaging,fMRI)数据的需要,对一般线性模型做了扩展,推导出扩展的GLM的检验统计量和自由度。
To accommodate fMRI ( functional Magnetic Resonance Imaging ) data analysis , we extend GLM and induce the test statistics and degree of freedom .
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由正态分布W检验统计量的思想出发,给出了用于检验Pareto分布的R~2检验统计量。
According to the thought of W testing statistics for Normal Distribution , we deduce a R2 testing statistics for Pareto Distribution .
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对于方差参数,本文采用REML的方法进行估计.检验统计量给出的是Score统计量。
Covariance parameters are estimated by means of REML and Score test statistics is derived .
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并利用Cox&Reid([4])的参数正交化方法得到修正的Score检验统计量。
We also obtain a modified score statistic based on the method of Cox and Reid ( 1987 ) in which the orthogonality between parameters of interest and nuisance parameters is used .
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高可用CORBA所用的检验统计量是一个信号参数θ的Rubost-M估计量,它可用牛顿迭代法求出,用递归结构实现。
The Design and Realization of Highly Availability Distributed System of CORBA It can be derived by Newton 's iteration method and can be realized by recursion .
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对于第一种类型提出了基于ADF检验统计量的变结构协整检验和建模方法。
The paper developed the ADF-type statistic for testing of cointegration with coefficients shift and associated modeling procedure .
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其思想为:首先计算所有对子的u检验统计量,然后指出其u值超出以u检验个数调整的合适显著性概率百分点者为显著性差异对。
The purpose is to compute all pairwise μ - tests , and then declare as significant those that exceed an appropriate significant probability percentile adjusted for the number of u-tests .
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对条件logistic回归模型配合适度的分析,除了总配合适度检验统计量外,还包括有对匹配组和匹配组内每一个体的残差分析和影响诊断。
In addition to comprehensive statistics of goodness of fit , analysis of fitting conditional logistic regression models should includes residual analysis and influence diagnosis for each macthed set and every individuals within sets .
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正态样本异常值Nair检验统计量的近似分布
The approximate distribution of Nair test statistics of detecting Outlier for normal sample
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本文采用LSTR模型和LM检验统计量,对此问题进行了深入细致的探讨。
This paper gives a thorough discussion on the issue using LSTR model and LM test statistics .
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其次利用参数正交变换,得到了修正的似然比检验统计量和修正的Score检验统计量,推广了韦博成、胡跃清(1994)的结果和韦博成(1995)的结果;
Based on the parameter orthogonality transformation , both the modified likelihood ratio test and the modified Score test are derived . The results are an extension of the works of Wei and Hu ( 1994 ) and Wei ( 1995 ) .
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在2×2联列表的基础上,应用方差比率VR、种间联结系数AC以及χ2检验统计量测算了檫树群落中主要树种种间的联结性。
Based on a 2 × 2 contingency table , indices including variance ratio ( VR ), association coefficient ( AC ) and test were used to determine the interspecific association of dominant species in Sassafras tzumu community .
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为了说明我们提出的检验统计量的使用效果,我们用SD检验统计量,对不同类型的投资者就传统股票、科技股票和中国股票市场在互联网泡沫及次贷危机前后进行了相应投资偏好的研究。
To illustrate the use-fulness of our proposed statistics , we use the SD test statistics to study the preferences of investors with the corresponding S-shaped and reverse S-shaped utility functions vis-a-vis returns of traditional stocks and Internet stocks before and after the Internet bubble and subprime crisis .
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然后,基于最小信息准则的原理,利用Schwarz信息准则(SIC),在多余参数已知和未知的情况下,分别给出了检验统计量,讨论了利用SIC方法给出的检验统计量的渐近分布。
Applying Schwarz information criterion , we respectively derive the corresponding test statistics in terms of the principle of minimum information criterion , as redundant parameters are known and unknown . The asymptotic problem is considered with test statistic in the case of redundant parameters unknown .
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最后通过实际算例对这两个函数的判决功能和F统计量的鲁棒性进行了研究.针对fMRI数据对GLM做了扩展,并推导了扩展的GLM的检验统计量和自由度;
At last , a practical example was presented to verify the effective of the two functions and robust property of F statistics . Then we introduce the applications of GLM to SPM and extned the GLM when analyzing fMRI data ;
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GP法是以随机干扰项是独立同分布假设为前提,其检验统计量渐近分布依赖于方差-协方差矩阵,临界值无法列成表格。
GP method premises the hypothesis that random error follows an independently and identically distribution , and the asymptotic distribution of the test statistic is dependent on variance-covariance matrix ( in relation to data generation process ) . Then , critical values cannot be tabulated .
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对形状参数相等这一假定,利用Bartlett检验统计量的构造,给出了用于检验形状参数是否相等的检验统计量及其拒绝域,并随机模拟了该检验统计量的效果。
We deduce a statistics based on Bartlett testing statistics to test the hypothesis that all shape parameters are equal . And we give the statistics a refusal area and study its effect by simulations .
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对于机理变化型协整变结构,提出了基于Chow检验统计量的变结构协整检验和建模方法,证明了检验统计量的渐进性质。
For the third type of cointegration with structure change , we developed Chow-type test statistics for testing cointegration with dimensional changes and the modeling procedure when the structure changes occur , and also , studied the asymptotic properties of the statistic .
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本文对σ~2为已知的情况,导出了由Hawkins(1977)提出的似然比检验统计量U的简明且便于计算的分布函数表达式,并建立了分布函数的数值表。
In this paper , a clear expression of the null distribution function of the likelihood ratio test statistics U that is considered by Hawkins ( 1977 ) is derived when σ 2 is known . The numerical tables of the distribution funtion are given .
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这些检验统计量是由Lieshout和Baddeley两人在1996年,引入的多变量J-函数。
These statistics are the multivariate counterparts of the J-function for point of a single type , introduced by Lieshout & Baddeley ( 1996 ) .
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第三章分别讨论了波动率变化(GARCH),漂移率变化(AR),波动率和漂移率均变化(AR-GARCH)的情况下检验统计量的稳健性并给出相应的修正检验统计量。
The third chapter presents the robustness of the test statistic under the volatility changes ( GARCH ), the drift rate changes ( AR ), and the volatility and drift rate changes ( AR-GARCH ) with the corresponding correction test statistics .
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随机模拟结果显示,若数据生成模型设定为AR-GARCH-GED过程,常用的ADF单位根检验统计量存在不同的统计性质,并对出现这种现象的原因进行了探索。
Simulation results show that the empirical unit-root testing statistics have different statistical characteristics if the data generating processes are AR-GARCH-GED types processes . The reasons for those have been explored .
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考虑Ⅱ型极值分布总体,给出了判断样本异常值的Irwin型检验统计量的分位点以及模拟试验的功效。其中部分结果已被国家标准GB6380&86所采用。
This paper gives the percentage points of Irwin type test statistics for outliers in the sample of type ⅰ extreme value distribution and its powers by means of simulated experiments on a computer Some of the results have been adopted in National Standard GB 6380-86 .