matplotlib学习之scatter()函数--颜色印射

xiaoxiao2021-02-28  103

import matplotlib.pyplot as plt import matplotlib as mpl mpl.rcParams['font.sans-serif']=['SimHei'] #指定默认字体 SimHei为黑体 mpl.rcParams['axes.unicode_minus']=False #用来正常显示负号 x_values = list(range(1,1001)) y_values = [x**2 for x in x_values] # s设置散列点的大小,edgecolor='none'为删除数据点的轮廓 # c设置点的颜色或指定颜色印射以X值为主,或Y值 plt.scatter(x_values,y_values,c=y_values,cmap=plt.cm.Blues,edgecolor='none',s=20) plt.title("平方数图",fontsize=24) plt.xlabel("Value",fontsize=14) plt.ylabel("square of Value",fontsize=14) plt.show()

c=y_values:

c=x_values:

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