摘要： 该文提出在执行分类算法之前怎样做数据预处理的思想．着重讨论了特征提取用来消除对分类不起关键作用的属性，并给出一个基于冲突分析的特征提取算法。

关键词: 分类器, 数据预处理, 冲突分析, 特征提取

Abstract: This paper addresses the importance of preprocessing data before applying classification algorithm.In partcular, the technique of feature selection that eliminates attributes contribution little to classification is discussed.And a feature selection algorithm based on conflict analysis is described.

中图分类号: 

• TP311