matplotlib中显示汉字，坐标轴，作图，图例显示

妖狐艹你老母 2023-07-10 08:02 22阅读 0赞

import matplotlib.pyplot as plt  
import matplotlib.font\_manager as fm  
import numpy as np  
plt.rcParams\['font.sans-serif'\]=\['SimHei'\] \#用来正常显示中文标签  
plt.rcParams\['axes.unicode\_minus'\]=False

\#复式折线图：  
x\_data = \['top5','top10','top15','top20','top25'\]  
y\_data = \[58000,60200,63000,71000,84000\]  
y\_data2 = \[52000,54200,51500,58300,56800\]  
plt.title(u"模型分析")  
plt.xlabel(u'推荐数')  
plt.ylabel(u'Precision')  
plt.plot(x\_data,y\_data,color='red',linewidth=2.0,linestyle='--')  
plt.plot(x\_data,y\_data2,color='blue',linewidth=3.0,linestyle='-')  
plt.legend(\['传统模型','改进后模型'\])  
plt.show()  
  
plt.title(u"模型分析")  
plt.xlabel(u'推荐数')  
plt.ylabel(u'Recall')  
plt.plot(x\_data,y\_data,color='red',linewidth=2.0,linestyle='--')  
plt.plot(x\_data,y\_data2,color='blue',linewidth=3.0,linestyle='-')  
plt.legend(\['传统模型','改进后模型'\])  
plt.show()  
  
plt.title(u"模型分析")  
plt.xlabel(u'推荐数')  
plt.ylabel(u'F1')  
  
plt.plot(x\_data,y\_data,color='red',linewidth=2.0,linestyle='--')  
plt.plot(x\_data,y\_data2,color='blue',linewidth=3.0,linestyle='-')  
plt.legend(\['传统模型','改进后模型'\])  
plt.show()

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2dhbmdoYW9kcmVhbQ_size_16_color_FFFFFF_t_70][]

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2dhbmdoYW9kcmVhbQ_size_16_color_FFFFFF_t_70]: https://img-blog.csdnimg.cn/20200229221443971.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2dhbmdoYW9kcmVhbQ==,size_16,color_FFFFFF,t_70