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超轻量级php框架startmvc

将tensorflow的ckpt模型存储为npy的实例

更新时间:2020-06-09 23:18:01 作者:startmvc
实例如下所示:#coding=gbkimportnumpyasnpimporttensorflowastffromtensorflow.pythonimportpywrap_tensorflowcheckpoin

实例如下所示:


#coding=gbk
import numpy as np
import tensorflow as tf
from tensorflow.python import pywrap_tensorflow

checkpoint_path='model.ckpt-5000'#your ckpt path
reader=pywrap_tensorflow.NewCheckpointReader(checkpoint_path)
var_to_shape_map=reader.get_variable_to_shape_map()

alexnet={}
alexnet_layer = ['conv1','conv2','conv3','conv4','conv5','fc6','fc7','fc8']
add_info = ['weights','biases']

alexnet={'conv1':[[],[]],'conv2':[[],[]],'conv3':[[],[]],'conv4':[[],[]],'conv5':[[],[]],'fc6':[[],[]],'fc7':[[],[]],'fc8':[[],[]]}


for key in var_to_shape_map:
 #print ("tensor_name",key)

 str_name = key
 # 因为模型使用Adam算法优化的,在生成的ckpt中,有Adam后缀的tensor
 if str_name.find('Adam') > -1:
 continue

 print('tensor_name:' , str_name)

 if str_name.find('/') > -1:
 names = str_name.split('/')
 # first layer name and weight, bias
 layer_name = names[0]
 layer_add_info = names[1]
 else:
 layer_name = str_name
 layer_add_info = None

 if layer_add_info == 'weights':
 alexnet[layer_name][0]=reader.get_tensor(key)
 elif layer_add_info == 'biases':
 alexnet[layer_name][1] = reader.get_tensor(key)
 else:
 alexnet[layer_name] = reader.get_tensor(key)

# save npy
np.save('alexnet_pointing04.npy',alexnet)
print('save npy over...')
#print(alexnet['conv1'][0].shape)
#print(alexnet['conv1'][1].shape)

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tensorflow ckpt npy