笔记
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hexbin(x, y, C) #
见hexbin
。
import matplotlib.pyplot as plt
import numpy as np
plt.style.use('_mpl-gallery-nogrid')
# make data: correlated + noise
np.random.seed(1)
x = np.random.randn(5000)
y = 1.2 * x + np.random.randn(5000) / 3
# plot:
fig, ax = plt.subplots()
ax.hexbin(x, y, gridsize=20)
ax.set(xlim=(-2, 2), ylim=(-3, 3))
plt.show()