Attributes in the database of tumor diagnoses are usually quantitative attributes, so quantitative attribute discretization is a problem of mining association rules.
肿瘤诊断数据库中的属性常为数量型属性，因此如何将数量型属性离散化是挖掘关联规则的难点。
Attribute data may be either quantitative and expressed numerically or qualitative without numerical magnitudes.
属性资料可能是用数字表达或没有数字的量化。
Attribute data may be either quantitative and expressed numerically or qualitative without numerical magnitudes.
属性资料可能是用数字表达或没有数字的量化。
应用推荐