统计方法

因素分析是一种多变量统计方法，它能够将描述某一对象的多个变量缩减为少数几个潜在变量。

It is a kind of multivariate statistic technique that is often used in data reduction to identify a small number of potential factors in a much larger number of manifest variables .

IP流量统计方法及实现

Statistical Method of IP Network Traffic and Its Implementation

采用相关分析、卡方检验、Logistic回归分析等统计方法进行研究。

The statistical methods of Chi-square test , linear correlation and logistic regression were used .

方法采用临床病例分析统计方法，归纳、分析51例MS患者的临床和CSF资料。

Methods Clinical data of 51 CSF patients with MS was gathered for statistical analysis .

统计方法包括描述性的统计分析、χ2检验、单因素和多因素非条件Logistic分析。

Descriptive analyses , Chi-square test , simple and multiple factor non-conditional logistic regression analyses were performed .

用Weibull统计方法来评价上浆对炭纤维强度的影响

Evaluation of effect of sizing on carbon fibre strength with Weibull statistical method

独立分量分析（ICA）是应用于基因分类的一种统计方法。

Independent component analysis ( ICA ) is a statistical method applied to gene cluttering .

结论：统计方法目前仅适用于没有季节性波动的ARIMA模型。

Conclusions : The statistical test method is only suit for nonseasonal ARIMA model .

独立源分析（ICA）是近几年才发展起来的一种新的统计方法，可以克服对数据分布的依赖。

Independent component analysis ( ICA ) is a recently developed method , which can overcome the need of the data distribution .

利用上下距离函数和Rough决策因子代替统计方法或专家经验方法，在实际开发的系统中更具实用性。

Using distance functions with respect to rough upper and lower approximations and rough decision factor , instead of statistics or experts experiences methods can be more useful in the application .

并结合统计方法、自组织神经网络和BP神经网络进行最大碳化深度预测，力求将单一方法存在的弊病进行弥补。

The max-carbonization of concrete structure is analyzed through adaptive probability statistics method , resonance theory networks , back propagation ( BP ) networks , which make the best of the one method .

以第一周期为空白对照，对每个观察对象分别在两个治疗周期进行营养状况评价，评价方法为SGA法，统计方法为单向质反应医学序贯试验。

The nutritional status was assessed with subjective global assessment . The open one way qualitative reaction sequential medical trial was used .

本文从基于统计方法的垃圾邮件过滤理论着手，重点研究了Bayesian分类器中关于特征概率计算和邮件联合概率的计算问题，以提高垃圾邮件过滤的精确度。

So the accuracy in spam filter plays an important role . We study how to compute a feature 's probability and an e-mail 's combined probability based on Graham 's Bayesian spam filter theory .

方法对1984～2000年全国19个不同HFRS疫区提供的宿主动物监测资料、气象和农业等原始资料进行分类汇总，采用秩相关统计方法进行分析。

Methods The data of surveillance on reservoir animals , weather and agriculture from 19 different surveillance areas of HFRS in China from 1984 to 2000 were analyzed with rank correlation .

方法采用荧光定量PCR技术和流式细胞技术分别检测HIV和HCV病毒载量及CD3，CD4，CD8细胞计数，并采用多元统计方法进行分析。

Method Techniques of fluorescent quantitative PCR and Flow Cytometry were used to detect viral loads of HIV and HCV and CD3 , CD4 , CD8 cell counts , and these data were analyzed by multiple factor statistics .

结合常规统计方法与GIS空间分析方法，定量研究了东北平原典型农业县&吉林省德惠市土壤有机质、全氮、速效磷和速效钾空间分布的主要影响因素。

By combining conventional statistics and and GIS spatial analysis , this paper quantitatively explored the main related factors for spatial distribution of soil organic matter , total N , available P and available K in Dehui County , a typical agricultural county in Northeast Plain .

为了建立RSSI模型，我们在实验环境中收集了大量的RSSI测距数据，并使用了合理的统计方法和校正方法；

To build RSSI ranging model , we have collected a mass of RSSI ranging data from the experiment environment , and used reasonable statistic and correction methods ;

用数理统计方法对保载软化率、温度、保载时间进行分析，计算出12Cr1MoV钢在一定温度范围内的挤压应变激活能。

The relationship between softening rate and temperature and holding time at sustained load was analysed with the mathematical statistics .

本文重点就LOGIT模型参数估计的有关问题进行讨论，特别是运用统计方法如何对效用函数的变量进行选取及比较不同形式效用函数。

This paper discuss relational problems on development of LOGIT model , Particular emphasis is placed on practical procedures for selection the correct explanatory variables and on comparing different versions of utility function using statistical methods .

采用分层取样法、大类群分类法和数理统计方法，研究了普通豚草Ambrosiaartemisiifolia和三裂叶豚草A。

Profile sampling method , macro-group classification method , and statistical method were used to study the community structure and dynamics of soil insects in ragweeds Ambrosia artemisiifolia and A.

目的对完全随机设计两样本比较常用方法t检验、u检验、Satterthwaite法，Cochran-cox法和Wilcoxon秩和检验等方法进行评价，为实际工作中统计方法的合理选择提供参考和依据。

Object Evaluation of the comparative methods of independent samples : Mest , u-test , Satterthwaite method , Cochran-cox method and Wilcoxon rank-sum test , offers some information for statistical analysis in practice .

对于结构负风压，按规范计算的值比按统计方法得到的计算值大，应作为设计荷载。

The larger values should be used as the design load .

估算区域水环境容量的统计方法

Statistical Method for Approximately Calculating Water Environmental Capacity of an Area

信息技术环境下教育调查和统计方法探讨

On Methods of Educational Survey and Statistic under the IT Environment

分置信度的模糊统计方法基于模糊神经网络的传感器置信度的求取

A Method of Calculating the Reliability of Sensor Based on FNN

关于气举井检阀周期统计方法的讨论

Discussion on the Statistical Method for the Gas-Lift Well Valve-testing Cycle

地形变化调查统计方法的研究

A Research into the Statistic Methods of the changes in Topographys

数理统计方法在区域地球物理资料构造分区中之应用

Application of statistical method to geotectonic devision based on geophysical data

对应分析是多因素分析中的一种统计方法。

Correspondence analysis is one of the multi - variable statistical methods .

其次，通过数学统计方法获得啮合区内切向力和径向力的实验曲线。

Secondly , and testing curves were gained by the statistical method .