Evaluation Method Of Regional Economic Comprehensive Strength Based On Grey Correlation And Improved Factor Analysis

The national "14th Five-Year Plan" clearly points out that China’s economic development mode has been transformed from "high-speed growth" mode to "high-quality development" mode.Under the background of the new normal of economy and the transformation and upgrading of economic and industrial structure,Shaanxi province,as the core hub of "Silk Road Economy",has become a key hub in geography,customs,economy and trade.Shaanxi has inherent advantages in the construction of the Silk Road Economic Belt.In recent years,under the relevant policy adjustments,the shaanxi provincial government to further strengthen the support of industries,and develop its own advantages and potential,and make the economic vitality has been significantly improved,but the shaanxi region is broad,and some historical reasons,makes part of the development of regional industry extremely advanced or backward,and lead to imbalance of the economic development of cities in Shanxi Province,And imbalance of regional economic difference and affects the area of social development,is directly related to the social stability and people’s unity,so how to play to the advantages of each city in Shanxi Province under the new situation of resources,equilibrium in the economic development gap between cities and realize the maximization of the overall economic benefit is one of the important problems need to solve the current shaanxi province.This article first by building the grey correlation model of regional economy in Shanxi Province,choose the correlation between strong impact factors,to provide key information to further improve the factor analysis,secondly,the grey correlation model combined with factor analysis,through the choice of elements,looking for the same factor of each city in Shanxi Province in 2019,in the end,on the basis of traditional factor analysis,The model is improved by using entropy weight Topsis method,and the regional economic strength of shaanxi province is analyzed with the help of relevant statistical software,so as to provide some reference for the local government to make political decisions on regional economy and optimize the economic and industrial structure.