一.画二维图 1.原始数据(x,y) import matplotlib.pyplot as plt import numpy as np #数据 X = np.array(list(i for i in range(6))) Y = np.array([10,30,20,50,100,120]) 2.先对横坐标x进行扩充数据量,采用linspace #插值 from scipy.interpolate import spline X_new = np.linspace(X.min(),X.ma
正在学习<用python做科学计算>,在练习最小二乘法时遇到matplotlib无法显示中文的问题.查资料,感觉动态的加上几条语句是最好,这里贴上全部的代码. # -*- coding: utf-8 -*- """ Created on Wed Aug 10 23:20:26 2016 @author: Administrator """ import numpy as np from scipy.optimize import le
文章目录 Line Plot One figure, a set of subplots Image 展示图片 展示二元正态分布 A sample image Interpolating images 插值图像? Clip path Contouring and Pseudocolor 轮廓与伪彩色 Histograms hist() Paths Three-dimensional plotting Streamplot 流线图? Ellipses 椭圆 Bar charts 条形图 Pie c
#-*— coding:utf-8 -*- #Program 0.3 Lagrange Interpolation import matplotlib.pyplot as plt import numpy as np import scipy as np import random #随机生成10个介于(-255,255)的结点 def getdata(): a = np.zeros(10, np.double) b = np.zeros(10, np.double) for i in rang
Matplotlib Python 画图教程 (莫烦Python)_演讲•公开课_科技_bilibili_哔哩哔哩 https://www.bilibili.com/video/av16378354/?from=search&seid=16336534570780842214"""画3D图""" import numpy as np import matplotlib.pyplot as plt from mpl_toolkits.mpl
参考自Matplotlib Python 画图教程 (莫烦Python)(13)_演讲•公开课_科技_bilibili_哔哩哔哩 https://www.bilibili.com/video/av16378354/index_10.html#page=13 """输出栅格图片""" import numpy as np import matplotlib.pyplot as plt # image data a = np.array([0.313