分类：mean函数

2020
09-24

python 的numpy库中的mean()函数用法介绍

1.mean()函数定义：numpy.mean(a,axis=None,dtype=None,out=None,keepdims=<classnumpy._globals._NoValueat0x40b6a26c>)[source]Computethearithmeticmeanalongthespecifiedaxis.Returnstheaverageofthearrayelements.Theaverageistakenovertheflattenedarraybydefault,otherwiseoverthespecifiedaxis.float64intermediateandreturnvaluesareusedforintegerinputs.P... 继续阅读 >