1
這與設置mincnt=1
不一樣。當單元格的平均值爲零時是否可以移除彩色垃圾箱?請參閱下面的代碼示例。我想要點1
不要畫。設置mincnt=1
將消除在細胞出現一次,有個意思> = 0Matplotlib hexbin:如何避免在np.mean爲零時顯示垃圾箱
d1 = {'Size': {0: 0, 1: 0,2: 0, 3: 5, 4: 3, 5: 3, 6: 8, 7: 5, 8: 9, 9: 3, 10: 6, 11: 7, 12: 5, 13: 6, 14: 5, 15: 5, 16: 7, 17: 6, 18: 0},
'X': {0: -0.86602540400000005, 1: 0.86602540400000005, 2: 0.0, 3: -0.34641016200000002, 4: -0.28867513500000003, 5: 0.0, 6: 0.10825317499999999, 7: 0.34641016200000002, 8: 0.0, 9: -0.86602540400000005, 10: -0.43301270200000003, 11: 0.0, 12: -0.17320508100000001, 13: 0.43301270200000003, 14: 0.34641016200000002, 15: 0.34641016200000002, 16: 0.0, 17: 0.0, 18: 0.0},
'Y': {0: -0.5, 1: -0.5, 2: 1.0, 3: 0.40000000000000002, 4: -0.5, 5: 1.0, 6: 0.0625, 7: 0.40000000000000002, 8: 0.0, 9: -0.5, 10: 0.25, 11: 0.14285714300000002, 12: -0.5, 13: 0.25, 14: 0.40000000000000002, 15: 0.40000000000000002, 16: 0.14285714300000002, 17: -0.5, 18: 0.0}}
test1 = pd.DataFrame(d1)
import numpy as np
plot_format = {
"gridsize":15,
"cmap":plt.cm.YlOrRd,
#"mincnt":1,
"vmin":1,
"vmax":9,
"reduce_C_function":np.mean
}
ax = plt.subplot(111)
ax.hexbin(test1["X"], test1["Y"], C=test1.Size, **plot_format)
ax.axis([-1, 1, -0.8, 1.2])
plt.show()
聰明!然而,當我嘗試它時,'colors'似乎已經變成了'(1,4)'而不是'(n,4)'。漁獲在哪裏? –
您可能需要在繪製hexbins和調用'get_colors'之間強制繪製事件,例如通過調用'ax.figure.canvas.draw()'或'plt.draw()' –
Niiice!像微風一樣工作!謝謝! –