这是我的代码:
import matplotlib.pyplot as plt
import numpy as np
import random
fig, ax = plt.subplots()
x = random.sample(range(256),200)
y = random.sample(range(256),200)
cor=np.corrcoef(x,y)
plt.scatter(x,y, color='b', s=5, marker=".")
#plt.scatter(x,y, label='skitscat', color='b', s=5, marker=".")
ax.set_xlim(0,300)
ax.set_ylim(0,300)
plt.xlabel('x')
plt.ylabel('y')
plt.title('Correlation Coefficient: %f'%cor[0][1])
#plt.legend()
fig.savefig('plot.png', dpi=fig.dpi)
#plt.show()
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如何确定这个头衔?