python matplotlib不可见点
我正在学习matplolib。我尝试在曲面上显示特定点,得到以下结果: 两个截图来自同一个图形。在第一个屏幕上,我们几乎看不到我想要显示的点,在第二个屏幕上就看不到了。我想让它出现在每一页上。这是我的密码:python matplotlib不可见点,python,matplotlib,Python,Matplotlib,我正在学习matplolib。我尝试在曲面上显示特定点,得到以下结果: 两个截图来自同一个图形。在第一个屏幕上,我们几乎看不到我想要显示的点,在第二个屏幕上就看不到了。我想让它出现在每一页上。这是我的密码: import numpy as np from matplotlib import cm from mpl_toolkits.mplot3d import Axes3D import matplotlib.pyplot as plt hours, pauses, results = [
import numpy as np
from matplotlib import cm
from mpl_toolkits.mplot3d import Axes3D
import matplotlib.pyplot as plt
hours, pauses, results = [], [], []
with open('./data.txt', 'r') as f:
for line in f:
value = line.split()
for i, l in enumerate([hours, pauses, results]):
l.append(int(value[i]))
for l in [hours, pauses, results]:
l = np.asarray(l, dtype=float)
fig = plt.figure()
ax = fig.add_subplot(111, projection='3d')
m = len(hours)
WP_init = 5 * np.random.rand()
WH_init = 5 * np.random.rand()
Z_init = 0
for i in range(m):
Z_init += 1. / (2 * m) * (WH_init * hours[i] + WP_init * pauses[i] - results[i])**2
ax.scatter(WH_init, WP_init, Z_init, s=40, c='r', marker='o')
WH = np.arange(-5, 5, 0.25)
WP = np.arange(-5, 5, 0.25)
WH, WP = np.meshgrid(WH, WP)
Z = np.zeros(np.shape(WP))
for i in range(m):
Z += 1. / (2 * m) * (WH * hours[i] + WP * pauses[i] - results[i])**2
ax.plot_surface(WH, WP, Z, rstride=4, cstride=4, cmap=cm.coolwarm)
plt.show()
你知道我怎样才能修好这些吗
谢谢
编辑:这里是data.txt的内容:12013
12 8 18
10 0 14
10 4 16
8014
8215
8
6013
6311
408
4
2
0 0 0您可以将曲面的alpha设置为小于1的值,以便其不透明性不会完全遮住红点:
ax.plot_surface(WH, WP, Z, rstride=4, cstride=4, cmap=cm.coolwarm, alpha=0.5)
您可以将曲面的alpha设置为小于1的值,以便其不透明性不会完全遮住红点:
ax.plot_surface(WH, WP, Z, rstride=4, cstride=4, cmap=cm.coolwarm, alpha=0.5)