关键词: 数据挖掘, 决策树, 聚类分析

Abstract: It’s benifit to securities companies by making appropriate marketing decisions and mining the potential customers through mining and classification of their customers.Decision Tree, logistic regression, Bayesian probability classification algorithm are used to judge whether the customers will buy some stocks or not to potential customers. Different categories of customers can be got by K-means cluster through analyzing the existing customers of securities companies. Thereby different services will be adopted to satisfy the different demands from different customers and to enhance the customer loyalty.

Key words: Data mining, Decision Tree, Cluster analysis