字段位置 meaning in English

field location

First , we give a ga measure of discretization which is proposed first here . it can supply a gap of row - column measure which gets a result affected by the position of the attributes and breakpoints . furthermore , we have compared several kinds of discretization algorithms and applied them to the weather data
首先，对基于粗集理论的数据离散化技术进行了比较分析，首次提出了基于遗传算法的离散化方法，有效克服了行列计算法中结果受字段位置和断点位置影响的不足，并将几种离散化算法及其组合进行了比较分析和组合运用。