实型数据 meaning in English

real data

It can only deal with discrete data . so continuous attributes must be discreted . researching the method of discretiz - ing attribute has important signification in theory and realistic . in this paper we have studied the methods of the discretization of continuous attributes and obtain knowledge from incomplete information systems
粗糙集的理论基础是集合论,它只能处理离散数据,现实中大量的实型数据必须进行离散化,因而,研究连续属性的离散化具有重要的理论和现实意义,本论文对连续属性离散化的方法及不完备信息系统的规则提取进行了研究。