目錄
- 一、引言
- 二、實例介紹
一、引言
hexbin是一個二維直方圖,其中箱子是六邊形,顏色表示每個箱子內的數據點數。
二、實例介紹
import matplotlib.pyplot as plt
import numpy as np# Fixing random state for reproducibility
np.random.seed(19680801)n = 100_000
x = np.random.standard_normal(n)
y = 2.0 + 3.0 * x + 4.0 * np.random.standard_normal(n)
xlim = x.min(), x.max()
ylim = y.min(), y.max()fig, (ax0, ax1) = plt.subplots(ncols=2, sharey=True, figsize=(9, 4))hb = ax0.hexbin(x, y, gridsize=50, cmap='inferno')
ax0.set(xlim=xlim, ylim=ylim)
ax0.set_title("Hexagon binning")
cb = fig.colorbar(hb, ax=ax0, label='counts')hb = ax1.hexbin(x, y, gridsize=50, bins='log', cmap='inferno')
ax1.set(xlim=xlim, ylim=ylim)
ax1.set_title("With a log color scale")
cb = fig.colorbar(hb, ax=ax1, label='counts')plt.show()
E N D ! \color{#4285f4}{\mathbf{E}}\color{#ea4335}{\mathbf{N}}\color{#fbbc05}{\mathbf{D}}\color{#4285f4}{\mathbf{!}} END!