Comprehensive Evaluation of Shaanxi Electrical Manufacturing Listed Companies Based on Lightweight Machine Learning Approach
The advantages and disadvantages of various evaluation methods are analysed,followed by factor selection and screening of factors through principal component analysis so as to downsize the data,and finally setting the results of the comparison of the general market of the electrical industry as the dependent variable,calculating the Gini coefficients of the factors through the method of Random Forest as a proxy for the degree of influence,and making corresponding comments in this regard.The results of the study show that scale indicators such as asset size and operating profit are more significant in terms of profitability compared to efficiency indicators such as turnover ratio and current ratio,indicating that the electrical manufacturing industry should be more prioritised to take the route of high integration and high scale.
enterprise evaluationlisted companiesprincipal component analysisShaanxi Province electrical manufacturing industry
万方数据
维普
