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model3.py
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model3.py
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import torch
import torch.nn as nn
class ConvEncoder(nn.Module):
def __init__(self):
super().__init__()
self.conv1 = nn.Conv2d(3, 64, (3, 3), padding=(1, 1))
self.relu1 = nn.ReLU(inplace=True)
self.maxpool1 = nn.MaxPool2d((2, 2),stride=2)
self.conv2 = nn.Conv2d(64, 128, (3, 3), padding=(1, 1))
self.relu2 = nn.ReLU(inplace=True)
self.maxpool2 = nn.MaxPool2d((2, 2),stride=2)
self.conv3 = nn.Conv2d(128, 256, (3, 3), padding=(1, 1))
self.relu3 = nn.ReLU(inplace=True)
self.maxpool3 = nn.MaxPool2d((2, 2),stride=2)
self.conv4 = nn.Conv2d(256, 512, (3, 3), padding=(1, 1))
self.relu4 = nn.ReLU(inplace=True)
self.maxpool4 = nn.MaxPool2d((2, 2),stride=2)
self.conv5 = nn.Conv2d(512, 512, (3, 3), padding=(1, 1))
self.relu5 = nn.ReLU(inplace=True)
self.maxpool5 = nn.MaxPool2d((2, 2),stride=2)
def forward(self, x):
# Downscale the image with conv maxpool etc.
x = self.conv1(x)
x = self.relu1(x)
x = self.maxpool1(x)
x = self.conv2(x)
x = self.relu2(x)
x = self.maxpool2(x)
x = self.conv3(x)
x = self.relu3(x)
x = self.maxpool3(x)
x = self.conv4(x)
x = self.relu4(x)
x = self.maxpool4(x)
x = self.conv5(x)
x = self.relu5(x)
x = self.maxpool5(x)
return x
class ConvDecoder(nn.Module):
"""
A simple Convolutional Decoder Model
"""
def __init__(self):
super().__init__()
self.deconv1 = nn.ConvTranspose2d(512, 512, (2, 2), stride=(2, 2))
# self.upsamp1 = nn.UpsamplingBilinear2d(2)
self.relu1 = nn.ReLU(inplace=True)
self.deconv2 = nn.ConvTranspose2d(512, 256, (2, 2), stride=(2, 2))
# self.upsamp1 = nn.UpsamplingBilinear2d(2)
self.relu2 = nn.ReLU(inplace=True)
self.deconv3 = nn.ConvTranspose2d(256, 128, (2, 2), stride=(2, 2))
# self.upsamp1 = nn.UpsamplingBilinear2d(2)
self.relu3 = nn.ReLU(inplace=True)
self.deconv4 = nn.ConvTranspose2d(128, 64, (2, 2), stride=(2, 2))
# self.upsamp1 = nn.UpsamplingBilinear2d(2)
self.relu4 = nn.ReLU(inplace=True)
self.deconv5 = nn.ConvTranspose2d(64, 3, (2, 2), stride=(2, 2))
# self.upsamp1 = nn.UpsamplingBilinear2d(2)
self.relu5 = nn.ReLU(inplace=True)
def forward(self, x):
# print(x.shape)
x = self.deconv1(x)
x = self.relu1(x)
# print(x.shape)
x = self.deconv2(x)
x = self.relu2(x)
# print(x.shape)
x = self.deconv3(x)
x = self.relu3(x)
# print(x.shape)
x = self.deconv4(x)
x = self.relu4(x)
# print(x.shape)
x = self.deconv5(x)
x = self.relu5(x)
# print(x.shape)
return x
#Deneme
# enc = ConvEncoder()
# dec = ConvDecoder()
# print(enc)
# print(dec)
# from torchsummary import summary
# summary(enc,input_size=(3,224,224))
# summary(dec,input_size=(512,7,7))
# img_random = torch.randn(1, 3, 224, 224)
# img_random2 = torch.randn(1, 3, 224, 224)
# print(img_random.shape)
# enc = ConvEncoder()
# dec = ConvDecoder()
# enc_out = enc(img_random)
# enc_out2 = enc(img_random2)
# print(enc_out.shape)
# print(enc_out2.shape)
# emb = torch.cat((enc_out, enc_out2), 0)
# print(emb.detach().numpy().shape)
# print(emb.shape)
# dec_out = dec(enc_out)
# print(dec_out.shape)