mean() 函數定義: numpy.mean(a, axis, dtype, out,keepdims ) mean()函數功能:求取均值 經常操作的參數為axis,以m * n矩陣舉例: axis 不設置值,對 mn 個數求均值,返回一個實數 axis = 0:壓縮行,對各列 ...
mean() 函數定義: numpy.mean(a, axis, dtype, out,keepdims ) mean()函數功能:求取均值 經常操作的參數為axis,以m * n矩陣舉例: axis 不設置值,對 mn 個數求均值,返回一個實數 axis = 0:壓縮行,對各列 ...
mean() 函數定義: numpy.mean(a, axis, dtype, out,keepdims ) mean()函數功能:求取均值 經常操作的參數為axis,以m * n矩陣舉例: axis 不設置值 ...
本文鏈接:https://blog.csdn.net/lilong117194/article/details/78397329mean() 函數定義:numpy.mean(a, axis, dtype, out,keepdims ) mean()函數功能:求取均值經常操作的參數為axis,以m ...
output: ...
The criterion to satisfy for providing the new shape is that 'The new shape should be compatible with the original shape' numpy allow us to give one ...
結果是分別是 axis=0,那么輸出矩陣是1行,求每一列的平均(按照每一行去求平均);axis=1,輸出矩陣是1列,求每一行的平均(按照每一列 ...
一、mean() 函數定義:numpy.mean(a, axis, dtype, out,keepdims ) mean()函數功能:求取均值經常操作的參數為axis,以m * n矩陣舉例: axis 不設置值,對 m*n 個數求均值,返回一個實數 axis = 0:壓縮行,對各列求 ...
作用: 1)縮放 2)反轉 水平翻轉:transform: scale(-1,1); 垂直翻轉:transform: scale(1,-1); 水平垂直翻轉: transform: scale(-1,-1);或 transform ...