查询词典 factor analysis

The complexity of bodywork decides variety of it's error. The station and primary factor which cause error is inconstant change and using correlation analysis can find out the primary factor. With an project given, the theory of correlation analysis for dimension variation of bodywork is discussed through correlation analysis and the layer structure of the bodywork,the state in which the error happened can be found out. How to use eigenva...

车体装焊的复杂性决定了误差产生的多因素性，车体制造过程中产生误差的工位和主要因素是不断变化的，采用相关性分析方法从众多的误差根源中准确地发现最主要的误差源；结合工程实践，论述了车体尺寸波动的相关性分析方法的原理，根据测量点的相关性分析和车体焊接工艺的层次结构，可准确地找到产生车体尺寸误差的工位；讨论了如何利用相关系数矩阵的特征值和相应的特征向量判断尺寸波动的模式，指出测量数据的波动主要按最大特征值所对应的特征向量方式波动，引起这种波动的原因是车体误差产生的主要原因，应重点采取措施加以控制；提出了应用计算机进行相关性分析的解决方案。

Secondly, a series of computer programs have been developed and verified according to the deterministic chaos theory and algorithms. These programs are deterministic chaos qualitative analysis tools including phase plots and Poincare section analysis software packages; deterministic chaos quantitative analysis tools including the largest Lyapunov exponent, correlation dimension and Kolmogorov entropy analysis codes and classical analysis such as power spectrum, autocorrelation coefficient and Hurst analysis programs.

其次，根据确定性混沌分析技术主要内容的算法思想，自行开发了相图、Poincare截面等定性分析程序软件包；最大李雅普诺夫指数、关联维数和K熵等定量分析程序软件包以及非线性混沌预测程序软件包；同时，还开发了功率谱、自相关系数、Hurst指数等传统分析技术程序软件包；并运用三种典型的周期运动、混沌运动及随机运动时间序列数据，验证了开发的程序。

Abstract〕similar to regression analysis,cluster analysis,etc.,correlation analysis is also the basic work for information researches.canonical correlation analysis can be used to analyze the relationship between two groups of variables,and thus worth for using in information science.method of canonical correlation analysis was presented in present study.a java-based network algorithm of canonical correlation analysis was developed,which can be used to calculate the canonical correlation coefficients,canonical variable pairs,and statistical significance of canonical correlation coefficients.the algorithm may be run on java-compatible web browser.at the same time,paper publishing information and citation statistics in information science of china in past years were analyzed using the algorithm,and a number of conclusions were drawn.

摘 要〕与因果分析等一样，相关分析也是信息资料分析的基本工作。典范相关分析用于分析两组变量之间的关系，在情报信息的相关性分析方面有潜在的应用价值。本研究介绍了典范相关分析方法，给出了典范相关分析的java网络算法软件，可用于计算典范相关系数，典范变量对，以及典范相关系数的统计显著性。该软件可在兼容java的网络浏览器上运行。同时，用该算法对国内情报信息论文的发文和引文统计数据进行了分析，得到了一些结论。

This article examines the dairy industry in the light of the analysis frame of the industrial chain with industrial organization\'s SCP analysis model, the game theory analysis method, the value chain analysis method, the case analysis and the econometric analysis method and has carried on a systematically theoretical discussion of and the empirical analyses of five key links of the longitudinal dairying industry chain and their cooperation mechanisms.

本文把奶业纳入产业链的分析框架，运用产业组织的SCP分析范式、博弈论分析方法、价值链分析方法、案例分析和计量经济分析方法对乳业纵向产业链的五个主要环节及其协作链接方式进行了系统的理论探讨和实证分析。

D. Methods In this dissertation, I adopt many research methods. a. Combine criterion analysis with demonstration analysis The demonstration analysis is the base of criterion analysis. In the research on regulation policy, value judgment is indispensable. So, I combine criterion analysis with demonstration analysis in this dissertation. b. Combine theoretic model with experience research Game theory can combine the theoretic model with experience study very well.

静态分析与动态分析相结合不同国家的对比需要进行横断面的静态对比，而竞争发展与产业组织的演进则是动态的，需要二者结合起来，但还是要以动态分析法为主，因为产业组织理论发展至今，为了与现实情况更接近，对多人、多期、双向动态决策的动态分析已成为产业组织理论的主流。

From these researches as above, this paper found a new method to analysis salty soil road engineering properties by phase equilibrium theory, which provides a new angle of analysis on salty soil properties, experiment and engineering practice in these ways as follows:(1) Analysis the disadvantage of traditional salty soil experiment;(2) Analysis the disadvantage of current salty soil definition by phase equilibrium theory, and gives the chart of distinguish salty soil by the condition of hydrography and climate change;(3) Analysis the mechanics of subgrade frost boiling based on the change rule of liquid content;(4) Based on the change rule of ingredients content and volume in salty soil, analysis the mechanics of subgrade salt heaving and the restraining method by adding sodium chloride.

通过以上研究，本文初步建立了以相平衡理论为核心的盐渍土路用工程性质分析方法，该方法对盐渍土工程性质的理论分析、试验研究以及工程实践提供了新的研究思路与方法，具体体现在：(1)分析了传统的盐渍土试验存在的缺陷；(2)分析了现行盐渍土定义的不足，并以相平衡理论为基础，结合水文、气候条件的变化给出了判别盐渍土的诺谟图；(3)分析了盐渍土盐溶液含量的变化规律，并从盐渍土含液量变化规律出发，分析了盐渍土路基较非盐渍土路基翻浆严重的机理；(4)分析了盐渍土各固相含量及其体积的相变规律，并在此基础上分析盐渍土路基的盐胀机理，以及采用添加氯化钠来抑止硫酸盐盐渍土的盐胀机理

Finally, based on the software ERDAS IMAGINE9.1, the paper provides a real case on the 3 S spatial information integration technology to explain its application outlook in the project management, and analyses its relation with the project management. Such as, intervisibility domes analysis, flood layers analysis, mist and cloud layers analysis, spatial navigation mode analysis, 3D animation analysis, virtrual roaming analysis etc.

最后，以遥感软件ERDAS IMAGINE9.1为平台，用具体的工程实例来检验了"3S"集成技术在工程项目管理中的应用前景，并对其进行了和工程项目管理有关的洪水淹没分析、模拟云雾层分析、威胁性和互视性分析、虚拟漫游分析、三维动画分析、空间导航等实用性分析。

In examining the value-creation ability, a compound methodology that combines history and reality, normative analysis and positive analysis, logical analysis and comparison analysis, static analysis and dynamic analysis is being adopted. By reviewing numerous related literatures and collecting full and accurate data, former researchers' excellent disquisitions are well absorbed and used for reference. The objective is to evaluate commercial banks' value-creation ability scientifically and accurately, excavate the value-driving factors at commercial banks, and provide commercial banks some reasonable suggestions to enhance the core competition ability.

在对商业银行创值能力进行研究的过程中，采用规范分析与实证分析相结合、逻辑分析与比较分析相结合、静态分析与动态分析相结合的研究方法，在查阅大量文献的基础上，搜集翔实的数据和资料，努力吸收、借鉴前人的优秀研究成果，力求科学、客观地衡量商业银行的创值能力，挖掘商业银行价值驱动因素的价值贡献潜力，为提升商业银行的核心竞争力，实现商业价值最大化的经营目标提出合理化建议。

Metallographic analysis, analysis for fracture surface of scanning electron microcopy photographs, electron-probe analysis,X-ray powder diffraction analysis, transmission electron microscope analysis have been done for the analysis of microstructurs、fracture apperance、structure,and has carried on the preliminary discussion to the toughening Mechanisms.

采用金相分析、扫描断口分析、能谱分析、x射线粉末衍射结构分析、透射电镜分析对合金化以及引入韧性第二相后的TiFe_2合金的显微组织、断口形貌、微观结构进行了分析，并对合金的韧化机制进行了初步的探讨。

Modern approach methods of geography, ecology, quantitative analysis, expert integration, remote sensing image analysis and geographical information system were combined to reveal the matters in this paper. The eco-geographical background of the research area and the research work studied by other scholars were comprehensively expatiated. The temporal and spatial variation of precipitation and soil moisture, vegetation and soil distribution, and land use/land cover were compared as well. On the basis of foregoing analysis, the eco-geographical differentiation was discussed. According to principles and indicators, with extension engineering method and integrated analysis, the physical geography boundary between subhumid and semiarid areas were demarcated. By using remote sensing image analysis, wavelet analysis of the perennial precipitation and temperature, and the comparison of temporal and spatial variation of the desertification, this paper accounted for the regional response to global environmental change and suggested the dominant environmental problems.

本文采用了地理学与生态学相结合、定量分析与专家集成相结合、遥感图像解译和地理信息系统相结合的方法，对研究区的生态地理背景和已有研究工作进展情况给予了全面的分析和阐述；通过对区域水分条件（大气降水、土壤水分条件）、植被、土壤、土地利用／土地覆被状况等环境要素的时间与空间特征的对比分析，探讨了研究区内部生态地理特征的差异；在一定的原则指导下，通过建立指标体系，以可拓工程方法和模型为支撑，经过综合分析确定了研究区内半湿润、半干旱区界线划分方案；通过遥感图像解译、典型站点多年降水与温度的小波分析、土地沙漠化时空变化的对比分析等，说明了研究区域对全球变化的响应；表明了该区域所面临的主要环境问题。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。