本文实例为大家分享了python绘制高斯曲线的具体代码,供大家参考,具体内容如下
源码:
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import numpy as np
import matplotlib.pyplot as plt
import math
import mpl_toolkits.mplot3d
import tensorflow.compat.v1 as tf
tf.disable_v2_behavior()
#import tensorflow as tf
from sklearn import datasets
sess = tf.InteractiveSession()
gamma = tf.constant( - 1.0 )
x, y = np.mgrid[ - 2 : 2 : 0.01 , - 2 : 2 : 0.01 ]
x_data = tf.placeholder(shape = [ 400 , 400 ], dtype = tf.float32)
y_data = tf.placeholder(shape = [ 400 , 400 ], dtype = tf.float32)
Kernel = tf.exp(tf.multiply(gamma, tf.add((x_data * x_data),(y_data * y_data))))
Kernel = sess.run(Kernel, feed_dict = {x_data: x,y_data: y})
ax = plt.subplot( 111 , projection = '3d' )
ax.plot_surface(x, y, Kernel, rstride = 1 , cstride = 1 , cmap = 'rainbow' , alpha = 0.9 ) #绘面
ax.set_xlabel( 'x' )
ax.set_ylabel( 'y' )
ax.set_zlabel( 'Kernel' )
plt.show()
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效果图:
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/m0_46278037/article/details/113833114