matrix = [[1,2,3,4],[5,6,7,8],[9,10,11,12]]

5.矩阵转置 给定:L=[[1,2,3],[4,5,6]] 用zip函数和列表推导式实现行列转def transpose(L): T = [list(tpl) for tpl in zip(*L)] return T

numpy.minimum(x1, x2, /, out=None, *, where=True, casting='same_kind', order='K', dtype=None, subok=True[, signature, extobj]) = <ufunc 'minimum'>

>>> a.dtype = ‘float32’ >>> a array([ 3.65532693e+20, 1.43907535e+00, -3.31994873e-25, 1.75549972e+00, -2.75686653e+14, 1.78122652e+00, -1.03207532e-19, 1.58760...

Numpy&PandasNumpy篇Numpy 创建arrayNumpy属性Num基本运算1Numpy基本运算2Numpy篇Numpy 创建arrayimport numpy as np# a = np.array([1,2,3], dtype =np.int )# a = np.array([[...

The returned tensor and ndarray share the same memory. Modifications to the tensor will be reflected in the ndarray and vice versa. The returned tensor is not r...

一. 安装 pip install mayavi -i https://pypi.tuna.tsinghua.edu.cn/simple # 报错 推荐下面的这条指令安装pip install git+https://github.com/enthought/mayavi.git二. 使用 1. Mayav...

PyTorch是一个基于Python的科学计算包，提供最大灵活性和速度的深度学习研究平台。

前几天在Python白银交流群【千葉ほのお】问了一道matplotlib可视化处理的问题，如下图所示。

前几天在Python最强王者交流群【麦当】问了一道numpy处理的问题，如下图所示。