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資源簡介

深度卷積神經網絡在各類計算機視覺應用中取得了顯著的成功,語義分割也不例外。DeepLab-v3 是由谷歌開發的語義分割網絡

資源截圖

代碼片段和文件信息

from?__future__?import?print_function

import?os
import?numpy?as?np
import?tensorflow?as?tf
from?keras.utils.data_utils?import?get_file


def?get_xception_filename(key):
????“““Rename?tensor?name?to?the?corresponding?Keras?layer?weight?name.
????#?Arguments
????????key:?tensor?name?in?TF?(determined?by?tf.variable_scope)
????“““
????filename?=?str(key)
????filename?=?filename.replace(‘/‘?‘_‘)
????filename?=?filename.replace(‘xception_65_‘?‘‘)
????filename?=?filename.replace(‘decoder_‘?‘‘?1)
????filename?=?filename.replace(‘BatchNorm‘?‘BN‘)
????if?‘Momentum‘?in?filename:
????????return?None
????if?‘entry_flow‘?in?filename?or?‘exit_flow‘?in?filename:
????????filename?=?filename.replace(‘_unit_1_xception_module‘?‘‘)
????elif?‘middle_flow‘?in?filename:
????????filename?=?filename.replace(‘_block1‘?‘‘)
????????filename?=?filename.replace(‘_xception_module‘?‘‘)

????#?from?TF?to?Keras?naming
????filename?=?filename.replace(‘_weights‘?‘_kernel‘)
????filename?=?filename.replace(‘_biases‘?‘_bias‘)

????return?filename?+?‘.npy‘


def?get_mobilenetv2_filename(key):
????“““Rename?tensor?name?to?the?corresponding?Keras?layer?weight?name.
????#?Arguments
????????key:?tensor?name?in?TF?(determined?by?tf.variable_scope)
????“““
????filename?=?str(key)
????filename?=?filename.replace(‘/‘?‘_‘)
????filename?=?filename.replace(‘MobilenetV2_‘?‘‘)
????filename?=?filename.replace(‘BatchNorm‘?‘BN‘)
????if?‘Momentum‘?in?filename:
????????return?None

????#?from?TF?to?Keras?naming
????filename?=?filename.replace(‘_weights‘?‘_kernel‘)
????filename?=?filename.replace(‘_biases‘?‘_bias‘)

????return?filename?+?‘.npy‘


def?extract_tensors_from_checkpoint_file(filename?output_folder=‘weights‘?net_name=None):
????“““Extract?tensors?from?a?TF?checkpoint?file.
????#?Arguments
????????filename:?TF?checkpoint?file
????????output_folder:?where?to?save?the?output?numpy?array?files
????“““
????if?not?os.path.exists(output_folder):
????????os.makedirs(output_folder)

????reader?=?tf.train.NewCheckpointReader(filename)

????for?key?in?reader.get_variable_to_shape_map():
????????#?convert?tensor?name?into?the?corresponding?Keras?layer?weight?name?and?save
????????if?net_name?==?‘xception‘:
????????????filename?=?get_xception_filename(key)
????????elif?net_name?==?‘mobilenetv2‘:
????????????filename?=?get_mobilenetv2_filename(key)
????????if?filename:
????????????path?=?os.path.join(output_folder?filename)
????????????arr?=?reader.get_tensor(key)
????????????np.save(path?arr)
????????????print(“tensor_name:?“?key)

CKPT_URL?=?‘http://download.tensorflow.org/models/deeplabv3_pascal_trainval_2018_01_04.tar.gz‘
CKPT_URL_MOBILE?=?‘http://download.tensorflow.org/models/deeplabv3_mnv2_pascal_trainval_2018_01_29.tar.gz‘
MODEL_DIR?=?‘models‘
MODEL_SUBDIR?=?‘deeplabv3_pascal_trainval‘
MODEL_SUBDIR_MOBILE?=?‘deeplabv3_mnv2_pascal_trainval‘

if?not?os.path.exists(MODEL_DIR):
????os.makedirs(MODEL_DIR)

checkpoint_tar?=?get_file(
????‘deeplabv3_pascal_trainval_2018_01_04.tar.gz‘

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-05-20?12:08??keras-deeplab-v3-plus-master\
?????文件??????????39??2018-05-20?12:08??keras-deeplab-v3-plus-master\.gitignore
?????文件????????1069??2018-05-20?12:08??keras-deeplab-v3-plus-master\LICENSE
?????文件????????3428??2018-05-20?12:08??keras-deeplab-v3-plus-master\README.md
?????文件????????3648??2018-05-20?12:08??keras-deeplab-v3-plus-master\extract_weights.py
?????目錄???????????0??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\
?????文件??????151959??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\image1.jpg
?????文件??????106187??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\image2.jpg
?????文件??????108846??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\image3.jpg
?????文件??????201701??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\my_seg_results1_OS16.png
?????文件??????201618??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\my_seg_results1_OS8.png
?????文件??????191858??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\my_seg_results2_OS16.png
?????文件??????192425??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\my_seg_results2_OS8.png
?????文件??????233169??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\my_seg_results3_OS16.png
?????文件??????232881??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\my_seg_results3_OS8.png
?????文件??????206312??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\seg_results1.png
?????文件??????206122??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\seg_results2.png
?????文件??????244053??2018-05-20?12:08??keras-deeplab-v3-plus-master\imgs\seg_results3.png
?????文件????????1149??2018-05-20?12:08??keras-deeplab-v3-plus-master\load_weights.py
?????文件???????23028??2018-05-20?12:08??keras-deeplab-v3-plus-master\model.py

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