无法使用3D文本对散点图进行批注。
已尝试使用Axes3D.text和plt.text,但一直收到“缺少必需的位置参数”“%s”的消息。如何在循环中的3D中进行注释?
from mpl_toolkits.mplot3d import Axes3D
import matplotlib.pyplot as plt
from matplotlib.patches import Ellipse
import pandas as pd
import numpy as np
df = pd.read_csv (r'J:\Temp\Michael\Python\9785.csv')
fig = plt.figure()
ax = fig.add_subplot(111, projection='3d')
#Scatter plot
for i in df.index:
x = df.at[i,'x']
y = df.at[i,'y']
z = df.at[i,'h']
ax.scatter(xs=x, ys=y, zs=z, s=20,color='red',marker='^')
label = df.at[i,'to']
Axes3D.text(x+0.8,y+0.8,z+0.8, label, zdir=x)
文本:TypeError()缺少1个必需的位置参数:“%s”
发布于 2019-05-24 21:54:52
更改: ax = fig.add_subplot(111,projection='3d')
到: ax = fig.gca(projection='3d')
解决了这个问题。已使用ax.text。
from mpl_toolkits.mplot3d import Axes3D
import matplotlib.pyplot as plt
from matplotlib.patches import Ellipse
import pandas as pd
import numpy as np
df = pd.read_csv (r'J:\Temp\Michael\Python\9785.csv')
fig = plt.figure()
ax = fig.gca(projection='3d')
#Scatter plot
for i in df.index:
df.set_index('to')
x = df.at[i,'x']
y = df.at[i,'y']
z = df.at[i,'h']
ax.scatter(xs=x, ys=y, zs=z, s=20,color='red',marker='^')
ax.text(x+0.8,y+0.8,z+0.8, df.at[i,'to'], size=10, zorder=1)
https://stackoverflow.com/questions/56293154
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