python绘制雷达图
时间: 2023-06-19 11:10:56 浏览: 244
Python中可以使用matplotlib库绘制雷达图。下面是一个简单的例子:
```python
import numpy as np
import matplotlib.pyplot as plt
# 数据
categories = ['A', 'B', 'C', 'D', 'E']
data = np.array([4, 3, 5, 1, 2])
# 极坐标系
angles = np.linspace(0, 2*np.pi, len(categories), endpoint=False)
angles = np.concatenate((angles, [angles[0]]))
# 绘图
fig = plt.figure()
ax = fig.add_subplot(111, polar=True)
ax.plot(angles, data, 'o-', linewidth=2)
ax.fill(angles, data, alpha=0.25)
ax.set_thetagrids(angles * 180/np.pi, labels=categories)
ax.set_title('Radar Chart', fontsize=14)
ax.grid(True)
plt.show()
```
其中,`categories`是每个维度的标签,`data`是每个维度的数据值。`angles`表示极坐标系上的角度。
运行代码后,会生成一个雷达图,如下所示:

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