集成邻域粗糙集和判别分析的信用评价方法分析-analysis of credit evaluation method based on integrated neighborhood rough set and discriminant analysis.docxVIP
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集成邻域粗糙集和判别分析的信用评价方法分析-analysis of credit evaluation method based on integrated neighborhood rough set and discriminant analysis
the most information of the samples, reduced the amount of the calculation by reducing the dimensions of the feature space, improved the credit accuracy.Did an experiment on a German credit data from UCI. The results showed that the new evaluation method kept at least 80% of the original samples information and effectively improved the accuracy of evaluation. Meanwhile, it showed a greater advantage in the determination of default samples.Keywords: credit evaluation, Neighborhood rough set, feature selection, discriminant analysis, distance discriminant目录中文摘要..........................................................................................................................................I英文摘要........................................................................................................................................ II1 绪论......................................................................................................................................... 11.1 研究背景及研究意义 ........................................................................................................... 11.1.1 研究背景 .................................................................................................................... 11.1.2 研究意义 .................................................................................................................... 11.2 国内外研究现状 ................................................................................................................... 11.2.1 信用评价方法的国内外研究现状 ............................................................................ 11.2.2 邻域粗糙集的国内外研究现状 ................................................................................. 41.3 研究内容、研究思路及创新点 ........................................................................................... 41.3.1 研究内容和研究思路 ................................................................................................ 41.3.2 创新点 ..........................................................
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