原创 numpy.stack（）系列
numpy.vstack Stack arrays in sequence vertically (row wise). numpy.dstack Stack arrays in sequence depth wise (along th
2019-07-06 06:28:21
原创 vgg16解構
Usage: with slim.arg_scope(vgg.vgg_arg_scope()): outputs, end_points = vgg.vgg_16(inputs) def vgg_arg_scope(weig
2019-06-25 06:46:00
2
原创 微信電腦版無法獲取二維碼
Winsock協議配置有問題，需進行一下重置工作，可以用netsh winsock reset命令來重置Winsock目錄重新初始化網絡環境來恢復網絡暢通。 cmd 輸入“netsh winsock reset catalognetsh
2019-06-24 05:24:11
原创 collections.namedtuple兩例
import collections class MyTupleClass(collections.namedtuple('MyTupleClass',['name', 'age', 'job'])): ''' ''
2019-06-19 05:59:17
原创 高端索引tf.gather_nd(params, indices)
import tensorflow as tf import numpy as np params = np.arange(23) a = tf.gather(params,1) with tf.Session() as sess:
2019-06-14 07:53:58
1
原创 l1和l2正則化
L1 regularization encourages sparsity. import tensorflow as tf import tensorflow.contrib as contrib weight = tf.const
2019-06-14 07:53:58
原创 tf.stack() trival
Stacks a list of rank-R tensors into one rank-(R+1) tensor. import tensorflow as tf a = tf.constant([[1,2,3],[4,5,6]])
2019-06-14 07:53:57
原创 tf.argmax的axis
import tensorflow as tf import numpy as np x = np.ones((2,5,5,1)) z = tf.argmax(x,axis = 3) print(z.get_shape()) wi
2019-06-14 07:53:57
原创 Resnet解構
卷積層的殘差連接(Residual Network) from keras.layers import add, Convolution2D, Input, Activation from keras.models import Mod
2019-06-11 13:10:09
1
原创 python yield用法
generator，字面翻譯即引擎。可以源源不斷批量生成數據。 看看keras經典例子 def generate_arrays_from_file(path): while True: with open(pat
2019-06-11 13:10:08
原创 python json字典模塊詳解，json.dumps()，json.loads()
import json phonebook = {'Beth': '9102', 'Alice': '2341', 'Cecil': '3258'} with open('/media/qiao/DATA1/deep3/logs/'
2019-06-11 13:10:08
1
原创 tf.clip_by_value()防止梯度爆炸
y_pred = tf.clip_by_value(y_pred, 10e-8, 1.-10e-8) 後接log防止出現log0。 import tensorflow as tf v=tf.constant(([1.0,2.0,3.0
2019-06-11 13:10:08