# -*- coding: utf-8 -*-import numpy as npimport matplotlib.pyplot as pltimport matplotlibmatplotlib.rcParams['font.sans-serif'] = ['SimHei']matplotlib.rcParams['axes.unicode_minus'] = Falsex = np.arange(1, 10)y = xfig = plt.figure()plt.title("散点图")plt.xlabel('X')plt.ylabel('Y')plt.scatter(x, y, c='red', marker='o')plt.legend('x')plt.show()
# -*- coding: utf-8 -*-import numpy as npimport matplotlib.pyplot as pltimport matplotlibmatplotlib.rcParams['font.sans-serif'] = ['SimHei']matplotlib.rcParams['axes.unicode_minus'] = Falsex = np.random.normal(0, 1, 1024)y = np.random.normal(0, 1, 1024)plt.figure(num=5, figsize=(8, 4))plt.title("漂亮的散点图")plt.xlim((-1.5, 1.5))plt.ylim((-1.5, 1.5))plt.xlabel('X')plt.ylabel('Y')plt.xticks(())plt.yticks(())plt.scatter(x, y, s=75, c="red", alpha=0.5)plt.show()
