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证券分析师为股票市场提供上市公司的信息,是股票市场上的重要角色.随着中国股市的发展,各类证券投资咨询机构发布的投资研究报告也越来越多,它们对投资者特别是机构投资者发挥着越来越大的影响.通过建立该问题的数学和统计模型,评估了证券分析师投资建议的实际效果,并通过数据挖掘方法进一步筛选出了各个行业的明星分析师.对金融证券分析师投资评级数据的深入分析和挖掘,有助于投资者更加合理有效的使用这些信息.
Securities analysts provide listed companies in the stock market information is an important role in the stock market.With the development of China’s stock market, all kinds of securities investment advisory agencies released investment research reports are more and more, they are especially investors Institutional investors play an increasingly important role.By establishing mathematical and statistical models of the issue, the actual results of the securities analysts’ investment advice are evaluated and the star analysts of various industries are further screened through data mining methods. Financial securities analyst investment rating data in-depth analysis and mining, help investors more rational and effective use of this information.