查询词典 correlation analysis

This section simply introduces the basic principles of the conventional analysis of time series (mean, variance, standard deviation; covariance and correlation coefficient; autocovariance and autocorrelation coefficient), frequency spectrum analysis and wavelet analysis.

本文简单地介绍了传统时序分析（包括平均值、方差和标准差；协方差和相关因子；自协方差和自相关因子）、频谱分析和小波分析的基本原理。

Statistical analysis methods included: ANOVA, correlation matrix, exploratory factor analysis, and confirmatory factory analysis.

透过变异数分析、相关矩阵、探索性因素分析、以及验证性因素分析，本研究有以下的发现：1。

The mainly contents include: the research design of statistical survey, survey methods, the statistical sorting and analysis of information (contingency table, correlation measurement, inferential statistics, regression analysis, variance analysis, cluster analysis, factor analysis, principal component analysis), the composing of investigation report and the appliance of SPSS.

课程对社会统计和社会调查研究方法进行全面的介绍，要求学生牢固掌握社会统计和社会调查的基本研究方法，能熟练运用社会统计和社会调查的方法和技术从事社会研究工作，对社会统计学的概念和术语有一般程度的掌握，能应用SPSS软件进行社会统计和调查工作。本课程主要内容包括：统计调查的研究设计、资料的调查方法、资料的整理与统计分析方法（列联表、相关关系测度、推断统计、回归分析、方差分析、聚类分析、因子分析、主成分分析等）、撰写调查报告、SPSS应用等。

Based on some correlative the theory analysis and conclusion of experiment about impedance muffler, some issues about the foundation of model of leak pipeline are tried instructively and analysis reasonably by the acoustical analysis and the characteristic of acoustical spread in the leak pipeline is studied. The leak detection is a little more wonderful technology which can find the leak and then locate it accurately in virtue of correlation leak detection.

本文综合了有关文献的理论分析和试验结果，从声学的角度对供水管道漏损的声学模型的建立进行了有益的尝试和合理的分析，并对漏损管道内的流体声传播特性进行了研究。

Tests on mean vector, discriminant analysis, multivariate analysis of variance, canonical correlation, principal components, and factor analysis.

多元分析——方法：均值向量检验，判别分析，多元方差分析，典型相关分析，聚类分析，主成分分析，因子分析。

This paper described a experiment study of remote sensing systematic analysis on natural resource and environment Change monitoring. Main methods concern changed factor extraction through the brightness statistics, ratio and texture analysis; matching multi-temporal remote sensing data, normalized difference comparison,"brightness" and "greenness" difference analysis of principal components method by using image processing system; updating renewable natural resources changed map through overlaying or partly revising multi-temporal maps by using geographical information system; establishing mathematic model, such as: variable correlation regional regression and tendency surface analysis etc., for researching renewable natural resource change law.

本文叙述了有关资源环境动态遥感监测研究方面的初步探索性工作，主要包括利用图像处理系统，根据专题变化因素的光谱亮度统计进行密度、比值和纹理处理、不同时期遥感信息的复合处理和规一化差值及主成分分析法的"亮度"、"绿度"差值分析；利用地理信息系统，采用覆盖分析和局部更新法进行再生资源变化图件的快速更新，以及为研究再生资源动态变化规律，而进行的多变量相关、区域回归分析方法。

An analysis revealed very significant positive correlation between trophozoite area and nucleus area (r=0.54, P .01), trophozoite volume and nucleus volume(r=0.47, P .01), and negative correlation between trophozoite area and trophozoite roundness (r=-0.29, P .01), no significant correlation between nucleus roundness and trophozoite roundness.

相关分析显示滋养体与核的面积(r=0 。5 4 ，P 。0 1)、滋养体与核体积(r=0 。4 7，P 。0 1)相关性有显著性意义，滋养体面积和核圆度呈负相关(r=- 0 。2 9，P 。0 1)，滋养体圆度和核圆度之间无相关性。

Based on the shortcomings of the COD determination method revised in National Standard, some improvement measures of the standard method, including improvement of slaking phrases, research of substitution catalysts and elimination of chlorine ion disturbance, are compared and discussed. Afterwards, some common substitution COD determination methods, such as correlation coefficient analysis method, electrochemistry analysis method, spectrophotometric analysis method and flow inject analysis method, are introduced.

在论述了国标中COD标准方法不足之处的基础上，本文就标准方法的众多改进措施分类进行了比较与探讨，包括消解方法的改进、替代催化剂的研究以及氯离子干扰的消除，然后介绍了相关系数法、电化学法、分光光度法和流动注射法等COD测定替代技术。

3By the analysis of linear correlation, coefficient correlation r is 0.999, coefficient of determination r~2 is 0.997,(F= 5862.949, P.001), we can think that there are linear correlation between the two adherences, the adherences are similar at different time, with the trend of increase by degress .

3应用直线相关分析考察两组细胞的贴壁率之间的关系，相关系数r=0.999，决定系数r~2=0.997，(F=5862.949，P＜0.001)，可以认为两贴壁率之间有直线相关关系，可以认为在不同的时间点两种细胞的贴壁率相似，并且有共同递增趋势。

There exists a positive correlation in the analysis of the relationship between the students" proficiency test of self-explanation and academic performances in the correlation reaearch of the students" proficiency test of self-explanation and academic performances: there is a close relationship between academic performances of students and the mastery level of chemical concept study. As for the students with higher level of self-explanation,their quality of learning is higher and their academic performances are relatively better, proving that there is a close positive correlation between the academic performance of the test subjects and their self-explanation ability.

在对自我解释水平与学科成绩方面的相关性的研究中通过对被试学生的自我解释水平测试与学科成绩之间的分析发现了两者之间存在着正相关；学生的化学学科成绩与化学概念学习掌握水平之间存在着密切的关系，自我解释水平较高的学生化学概念学习质量较高，学科成绩也比较好，化学学科成绩与学生自我解释水平的存在着密切的正相关。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。