66 lines
2.2 KiB
Python
66 lines
2.2 KiB
Python
# copyright (c) 2020 PaddlePaddle Authors. All Rights Reserve.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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import math
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import paddle
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import paddle.nn as nn
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from .resnet_vd import ResNet50_vd
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from .mobilenet_v3 import MobileNetV3_large_x1_0
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from .resnext101_wsl import ResNeXt101_32x16d_wsl
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__all__ = [
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'ResNet50_vd_distill_MobileNetV3_large_x1_0',
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'ResNeXt101_32x16d_wsl_distill_ResNet50_vd'
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]
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class ResNet50_vd_distill_MobileNetV3_large_x1_0(nn.Layer):
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def __init__(self, class_dim=1000, freeze_teacher=True, **args):
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super(ResNet50_vd_distill_MobileNetV3_large_x1_0, self).__init__()
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self.teacher = ResNet50_vd(class_dim=class_dim, **args)
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self.student = MobileNetV3_large_x1_0(class_dim=class_dim, **args)
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if freeze_teacher:
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for param in self.teacher.parameters():
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param.trainable = False
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def forward(self, x):
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teacher_label = self.teacher(x)
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student_label = self.student(x)
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return teacher_label, student_label
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class ResNeXt101_32x16d_wsl_distill_ResNet50_vd(nn.Layer):
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def __init__(self, class_dim=1000, freeze_teacher=True, **args):
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super(ResNeXt101_32x16d_wsl_distill_ResNet50_vd, self).__init__()
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self.teacher = ResNeXt101_32x16d_wsl(class_dim=class_dim, **args)
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self.student = ResNet50_vd(class_dim=class_dim, **args)
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if freeze_teacher:
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for param in self.teacher.parameters():
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param.trainable = False
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def forward(self, x):
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teacher_label = self.teacher(x)
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student_label = self.student(x)
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return teacher_label, student_label
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