sklearn实战-乳腺癌细胞数据挖掘(博主亲自录制视频) https://study.163.com/course/introduction.htm?courseId=1005269003&utm_campaign=commission&utm_source=cp-400000000398149&utm_medium=share adaboost(adaptive boost) bootsting is a fairly simple variation on bagging
分析工具: (1)SQL select from where group by having order by limit 运算符(算数运算符+-*/.比较运算符><=.逻辑运算符not/and/or) 聚合函数(count.sum.avg.max.min) 函数(算术函数.字符串函数.日期函数) 子查询(标量子查询.关联子查询) 谓词(like.between.is null.in) case when 集合运算(表的加减法.表联结) (2)p