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Researchmethod is applied to thecomprehensive evaluationby principal component analysis
This paper makes use of variousstatistical analysis methodsin-depth research and Analysison theeconomicdevelopment of eachcityin Jiangxi Province,the firstis the use ofprincipal componentanalysis of multivariate statistical analysisa number of indicatorsin many provinces and cities ofthe economic development of Jiangxi provinceweresystem effectivelyintegratedtogether,and according to theaggregation ofresults,usemathematical methodsto establish a comprehensive evaluationmodel of main components,and use the mathematicalsoftware MATLAB7.0principal component analysis ofaccuratedata,through the use ofthe abovemethodto theJiangxi provinceeconomic development level isclearlydemonstrated,through thesedataof 11regions of Jiangxi provinceeconomic developmentlevel.A scientific and reasonablecomprehensive ranking,thenthe result ofin-depth analysis of researchscience,and puts forwardthe corresponding policy recommendationsaccording to the results of analysis,is conducive to the promotion oftheurban district of Jiangxi province's economy is moresteadyand healthydevelopment,tofurther improve thepeople's living standard.

Principal component analysis (pca) is applied to the research of comprehensive evaluationUsing a variety of statistical analysis in this paper, methods of the urban economic development in jiangxi province has carried on the thorough research and analysis, the first is using the principal component analysis in multivariate statistical analysis to the various provinces and cities in jiangxi province level of economic development of various kinds of comprehensive index system effectively gather, and according to the gathered results, using the mathematics method to establish a comprehensive evaluation model of principal component, and using mathematical software MATLAB7.0 accurate principal component analysis was carried out on the data, through the use of various methods mentioned above will be the city's level of economic development in jiangxi province is straightforward and clear expression comes out, through these data we � of 11 regions in jiangxi province

Principal component analysis (pca) was applied to comprehensive evaluation using a variety of statistical analysis method to research in this paper, the urban economic development in jiangxi province carried on the thorough research and analysis, the first is using the principal component analysis in multivariate statistical analysis to the various provinces and cities in jiangxi province level of economic development of various kinds of comprehensive index system effectively gather, and according to the gathered results, using the mathematics method to establish a comprehensive evaluation model of principal component, and using mathematical software MATLAB7.0 accurate principal component analysis was carried out on the data, through the use of various methods mentioned above will be the city's level of economic development in jiangxi province is straightforward and clear expression comes out, through the data we have 11 regional level of economic development in jiangxi province conducted a scientific and reasonable comprehensive sorting, then to the sorting result analysis of scientific research, and put forward the corresponding policy recommendations according to the results of the analysis, is conducive to each city in jiangxi province of the economy more rapidly and steadily healthy development, make people's life level has been further improved.