【神经网络】局部响应归一化LRN(Local Response Normalization)

import tensorflow as tf
import numpy as np
a = np.array(range(16))
b = a.reshape([1,2,2,4])
with tf.Session() as sess:
    print(sess.run(tf.nn.lrn(b)))

b: 形状大小：[1,2,2,4]

array([[[[ 0,  1,  2,  3],
         [ 4,  5,  6,  7]],
        [[ 8,  9, 10, 11],
         [12, 13, 14, 15]]]])

LRN之后：

[[[[0.         0.2581989