def __init__(self, params):
"""
:param params: {'num_channels':1,
'num_filters':64,
'kernel_h':5,
'kernel_w':5,
'stride_conv':1,
'pool':2,
'stride_pool':2,
'num_classes':28
'se_block': False,
'drop_out':0.2}
"""
super(CustomQuickNat, self).__init__()
self.encode1 = EncoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = params['num_filters']
self.encode2 = EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode3 = EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode4 = EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.bottleneck = DenseBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 2 * params['num_filters']
self.decode1 = DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode2 = DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode3 = DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode4 = DecoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = params['num_filters']
self.classifier = sm.ClassifierBlock(params)
def __init__(self, params):
"""
:param params: {'num_channels':1,
'num_filters':64,
'kernel_h':5,
'kernel_w':5,
'stride_conv':1,
'pool':2,
'stride_pool':2,
'num_classes':28
'se_block': False,
'drop_out':0.2}
"""
super(QuickFCN, self).__init__()
self.encode1 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 64
self.encode2 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode3 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode4 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.bottleneck = sm.DenseBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 128
############Segmentation Task############
self.decode1 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode2 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode3 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode4 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 64
self.segmenter = sm.ClassifierBlock(params)
############Classification Task############
self.classifier = nn.Sequential(nn.Linear(40000, 25), nn.PReLU(),
nn.Linear(25, 3))
def __init__(self, params):
super(SDnetConditioner, self).__init__()
params['num_channels'] = 1
params['num_filters'] = 64
self.encode1 = sm.SDnetEncoderBlock(params)
params['num_channels'] = 64
self.encode2 = sm.SDnetEncoderBlock(params)
self.encode3 = sm.SDnetEncoderBlock(params)
self.bottleneck = sm.GenericBlock(params)
params['num_channels'] = 128
self.decode1 = sm.SDnetDecoderBlock(params)
self.squeeze_conv_d1 = nn.Conv2d(in_channels=params['num_filters'], out_channels=1,
kernel_size=(1, 1),
padding=(0, 0),
stride=1)
self.decode2 = sm.SDnetDecoderBlock(params)
self.squeeze_conv_d2 = nn.Conv2d(in_channels=params['num_filters'], out_channels=1,
kernel_size=(1, 1),
padding=(0, 0),
stride=1)
self.decode3 = sm.SDnetDecoderBlock(params)
self.squeeze_conv_d3 = nn.Conv2d(in_channels=params['num_filters'], out_channels=1,
kernel_size=(1, 1),
padding=(0, 0),
stride=1)
params['num_channels'] = 64
self.classifier = sm.ClassifierBlock(params)
self.sigmoid = nn.Sigmoid()
def __init__(self, params):
super(SDnetConditioner, self).__init__()
params['num_channels'] = 2
params['num_filters'] = 16
self.encode1 = sm.SDnetEncoderBlock(params)
params['num_channels'] = 16
self.encode2 = sm.SDnetEncoderBlock(params)
self.encode3 = sm.SDnetEncoderBlock(params)
self.encode4 = sm.SDnetEncoderBlock(params)
self.bottleneck = sm.GenericBlock(params)
params['num_channels'] = 16
self.decode1 = sm.SDnetDecoderBlock(params)
self.decode2 = sm.SDnetDecoderBlock(params)
self.decode3 = sm.SDnetDecoderBlock(params)
self.decode4 = sm.SDnetDecoderBlock(params)
params['num_channels'] = 16
self.classifier = sm.ClassifierBlock(params)
self.sigmoid = nn.Sigmoid()
self.fc_layer = nn.Linear(params['num_filters'], 64, bias=True)
def __init__(self, params):
super(SDnetConditioner, self).__init__()
se_block_type = se.SELayer.SSE
params['num_channels'] = 2
params['num_filters'] = 16
self.encode1 = sm.SDnetEncoderBlock(params)
params['num_channels'] = 16
self.encode2 = sm.SDnetEncoderBlock(params)
self.encode3 = sm.SDnetEncoderBlock(params)
self.encode4 = sm.SDnetEncoderBlock(params)
self.bottleneck = sm.GenericBlock(params)
self.squeeze_conv_bn = nn.Conv2d(in_channels=params['num_filters'],
out_channels=1,
kernel_size=(1, 1),
padding=(0, 0),
stride=1)
params['num_channels'] = 16
self.decode1 = sm.SDnetDecoderBlock(params)
self.decode2 = sm.SDnetDecoderBlock(params)
self.decode3 = sm.SDnetDecoderBlock(params)
self.decode4 = sm.SDnetDecoderBlock(params)
params['num_channels'] = 16
self.classifier = sm.ClassifierBlock(params)
self.sigmoid = nn.Sigmoid()
def __init__(self, params):
super(SDnetConditioner, self).__init__()
se_block_type = se.SELayer.SSE
params['num_channels'] = 2
params['num_filters'] = 16
self.encode1 = sm.SDnetEncoderBlock(params)
params['num_channels'] = 16
self.encode2 = sm.SDnetEncoderBlock(params)
self.encode3 = sm.SDnetEncoderBlock(params)
self.encode4 = sm.SDnetEncoderBlock(params)
self.bottleneck = sm.GenericBlock(params)
params['num_channels'] = 16
self.decode1 = sm.SDnetDecoderBlock(params)
self.channel_conv_d1 = nn.Linear(params['num_filters'], 64, bias=True)
self.decode2 = sm.SDnetDecoderBlock(params)
self.channel_conv_d2 = nn.Linear(params['num_filters'], 64, bias=True)
self.decode3 = sm.SDnetDecoderBlock(params)
self.channel_conv_d3 = nn.Linear(params['num_filters'], 64, bias=True)
self.decode4 = sm.SDnetDecoderBlock(params)
self.channel_conv_d4 = nn.Linear(params['num_filters'], 64, bias=True)
params['num_channels'] = 16
self.classifier = sm.ClassifierBlock(params)
self.sigmoid = nn.Sigmoid()
def __init__(self, params):
"""
:param params: {'num_channels':1,
'num_filters':64,
'kernel_h':5,
'kernel_w':5,
'stride_conv':1,
'pool':2,
'stride_pool':2,
'num_classes':28
'se_block': False,
'drop_out':0.2}
"""
super(QuickResNet, self).__init__()
self.resultnet = ResUltNet(
params) # TODO: Is it right to pass params here too?
self.unbottle = nn.Sequential(
# input is Z, going into a convolution
nn.ConvTranspose2d(64, 32, 4, 1, 0, bias=False),
nn.BatchNorm2d(32),
nn.ReLU(True),
# state size. (ngf*8) x 4 x 4
nn.ConvTranspose2d(32, 16, 4, 2, 1, bias=False),
nn.BatchNorm2d(16),
nn.ReLU(True),
# state size. (ngf*4) x 8 x 8
nn.ConvTranspose2d(16, 8, 4, 2, 1, bias=False),
nn.BatchNorm2d(8),
nn.ReLU(True),
# state size. (ngf*2) x 16 x 16
nn.ConvTranspose2d(8, 3, 4, 2, 1, bias=False),
nn.BatchNorm2d(3),
nn.ReLU(True))
self.encode1 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 64
self.encode2 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode3 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode4 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.bottleneck = sm.DenseBlock(params, se_block_type=se.SELayer.CSSE)
self.conv1 = torch.nn.Conv2d(params['num_channels'], 3, kernel_size=1)
params['num_channels'] = 128
self.decode1 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode2 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode3 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode4 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 64
self.classifier = sm.ClassifierBlock(params)
def __init__(self, params):
super(Segmentor, self).__init__()
params['num_channels'] = 1
self.encode1 = sm.EncoderBlock(params)
params['num_channels'] = 64
self.encode2 = sm.EncoderBlock(params)
self.encode3 = sm.EncoderBlock(params)
self.bottleneck = sm.DenseBlock(params)
params['num_channels'] = 128
self.decode1 = sm.DecoderBlock(params, se_block_type=se.SELayer.NONE)
self.decode2 = sm.DecoderBlock(params, se_block_type=se.SELayer.NONE)
self.decode3 = sm.DecoderBlock(params, se_block_type=se.SELayer.NONE)
params['num_channels'] = 64
self.classifier = sm.ClassifierBlock(params)
self.sigmoid = nn.Sigmoid()
def __init__(self, params):
super(SDnetSegmentor, self).__init__()
params['num_channels'] = 1
params['num_filters'] = 64
self.encode1 = sm.SDnetEncoderBlock(params)
params['num_channels'] = 64
self.encode2 = sm.SDnetEncoderBlock(params)
self.encode3 = sm.SDnetEncoderBlock(params)
self.bottleneck = sm.GenericBlock(params)
params['num_channels'] = 128
self.decode1 = sm.SDnetDecoderBlock(params)
self.decode2 = sm.SDnetDecoderBlock(params)
self.decode3 = sm.SDnetDecoderBlock(params)
params['num_channels'] = 64
self.classifier = sm.ClassifierBlock(params)
def __init__(self, params):
super(QuickNat, self).__init__()
self.encode1 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 64
self.encode2 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode3 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode4 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.bottleneck = sm.DenseBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 128
self.decode1 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode2 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode3 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode4 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 64
self.classifier = sm.ClassifierBlock(params)
def __init__(self):
super(Network, self).__init__()
params['num_channels'] = 1
params['num_class'] = pretrained_num_classes
self.encode1 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 64
self.encode2 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode3 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode4 = sm.EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.bottleneck = sm.DenseBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 128
self.decode1 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode2 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode3 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode4 = sm.DecoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = 64
self.classifier = sm.ClassifierBlock(params)
def __init__(self, params):
super(SDnetSegmentor, self).__init__()
se_block_type = se.SELayer.SSE
params['num_channels'] = 1
params['num_filters'] = 64
self.encode1 = sm.SDnetEncoderBlock(params)
params['num_channels'] = 64
self.encode2 = sm.SDnetEncoderBlock(params)
self.encode3 = sm.SDnetEncoderBlock(params)
self.encode4 = sm.SDnetEncoderBlock(params)
self.bottleneck = sm.GenericBlock(params)
params['num_channels'] = 128
self.decode1 = sm.SDnetDecoderBlock(params)
self.decode2 = sm.SDnetDecoderBlock(params)
self.decode3 = sm.SDnetDecoderBlock(params)
self.decode4 = sm.SDnetDecoderBlock(params)
params['num_channels'] = 64
self.classifier = sm.ClassifierBlock(params)
self.soft_max = nn.Softmax2d()
def __init__(self, params):
super(SDnetSegmentor, self).__init__()
params['num_channels'] = 1
params['num_filters'] = 64
self.encode1 = sm.SDnetEncoderBlock(params)
params['num_channels'] = 64 + 16
self.encode2 = sm.SDnetEncoderBlock(params)
self.encode3 = sm.SDnetEncoderBlock(params)
self.encode4 = sm.SDnetEncoderBlock(params)
self.bottleneck = sm.GenericBlock(params)
self.decode1 = sm.SDnetDecoderBlock(params)
self.decode2 = sm.SDnetDecoderBlock(params)
self.decode3 = sm.SDnetDecoderBlock(params)
self.decode4 = sm.SDnetDecoderBlock(params)
params['num_channels'] = 64
self.classifier = sm.ClassifierBlock(params)
self.soft_max = nn.Softmax2d()
self.sigmoid = nn.Sigmoid()
def __init__(self, params):
"""
:param params: {'num_channels':1,
'num_filters':64,
'kernel_h':5,
'kernel_w':5,
'stride_conv':1,
'pool':2,
'stride_pool':2,
'num_classes':28
'se_block': False,
'drop_out':0.2}
"""
super(QuickOct, self).__init__()
print("NUMBER OF CHANNEL", params['num_channels'])
self.encode1 = sm.EncoderBlock(params,
se_block_type=params['se_block'])
params['num_channels'] = params['num_filters']
self.encode2 = sm.OctaveEncoderBlock(params,
se_block_type=params['se_block'])
self.encode3 = sm.OctaveEncoderBlock(params,
se_block_type=params['se_block'])
# self.encode4 = sm.OctaveEncoderBlock(params, se_block_type=params['se_block'])
self.bottleneck = sm.OctaveDenseBlock(params,
se_block_type=params['se_block'])
params['num_channels'] = params['num_filters'] * 2
self.decode1 = sm.OctaveDecoderBlock(params,
se_block_type=params['se_block'])
self.decode2 = sm.OctaveDecoderBlock(params,
se_block_type=params['se_block'])
self.decode3 = sm.DecoderBlock(params,
se_block_type=params['se_block'])
# self.decode4 = sm.DecoderBlock(params, se_block_type=params['se_block'])
params['num_channels'] = params['num_filters']
self.classifier = sm.ClassifierBlock(params)
def __init__(self):
super(Classifier, self).__init__()
self.network = Network()
params['num_class'] = num_class
self.classifier = sm.ClassifierBlock(params)
def train(train_params, common_params, data_params, net_params):
query_label = 8
Num_support = 10
# train_data, test_data = load_data(data_params)
support_volume, support_labelmap, _, _ = du.load_and_preprocess(
"/home/deeplearning/Abhijit/nas_drive/Abhijit/WholeBody/CT_ce/Data/Visceral/10000132_1_CTce_ThAb.mat",
orientation='AXI',
remap_config="WholeBody")
support_volume = support_volume if len(
support_volume.shape) == 4 else support_volume[:, np.newaxis, :, :]
support_volume, support_labelmap = torch.tensor(support_volume).type(torch.FloatTensor), \
torch.tensor(support_labelmap).type(torch.LongTensor)
support_labelmap = (support_labelmap == query_label).type(
torch.FloatTensor)
batch, _, _ = support_labelmap.size()
slice_with_class = torch.sum(support_labelmap.view(batch, -1), dim=1) > 10
support_labelmap = support_labelmap[slice_with_class]
support_volume = support_volume[slice_with_class]
support_slice_indexes = np.round(
np.linspace(0,
len(support_volume) - 1, Num_support + 1)).astype(int)
support_slice_indexes += (len(support_volume) // Num_support) // 2
support_slice_indexes = support_slice_indexes[:-1]
support_volume = support_volume[support_slice_indexes]
support_labelmap = support_labelmap[support_slice_indexes]
train_data = ImdbData(support_volume.numpy(), support_labelmap.numpy(),
np.ones_like(support_labelmap.numpy()))
# Removing unused classes
# train_data.y[train_data.y == 3] = 0
# test_data.y[test_data.y == 3] = 0
#
# train_data.y[train_data.y == 4] = 0
# test_data.y[test_data.y == 4] = 0
#
# train_data.y[train_data.y == 5] = 0
# test_data.y[test_data.y == 5] = 0
#
# train_data.y[train_data.y == 6] = 3
# test_data.y[test_data.y == 6] = 3
#
# train_data.y[train_data.y == 7] = 4
# test_data.y[test_data.y == 7] = 4
#
# train_data.y[train_data.y == 8] = 0
# test_data.y[test_data.y == 8] = 0
#
# train_data.y[train_data.y == 9] = 0
# test_data.y[test_data.y == 9] = 0
# batch_size = len(train_data.y)
# non_black_slices = np.sum(train_data.y.reshape(batch_size, -1), axis=1) > 10
# train_data.X = train_data.X[non_black_slices]
# train_data.y = train_data.y[non_black_slices]
# batch_size = len(test_data.y)
# non_black_slices = np.sum(test_data.y.reshape(batch_size, -1), axis=1) > 10
# test_data.X = test_data.X[non_black_slices]
# test_data.y = test_data.y[non_black_slices]
model_prefix = 'finetuned_segmentor_'
folds = ['fold4']
for fold in folds:
final_model_path = os.path.join(common_params['save_model_dir'],
model_prefix + fold + '.pth.tar')
train_params['exp_name'] = model_prefix + fold
train_loader = torch.utils.data.DataLoader(
train_data,
batch_size=train_params['train_batch_size'],
shuffle=True,
num_workers=4,
pin_memory=True)
val_loader = torch.utils.data.DataLoader(
train_data,
batch_size=train_params['val_batch_size'],
shuffle=False,
num_workers=4,
pin_memory=True)
# conditioner_pretrained = torch.load(train_params['pre_trained_path'])
# segmentor_pretrained.classifier = Identity()
# segmentor_pretrained.sigmoid = Identity()
# for param in segmentor_pretrained.parameters():
# param.requires_grad = False
# few_shot_model = fs.SDnetSegmentor(net_params)
few_shot_model = torch.load(train_params['pre_trained_path'])
for param in few_shot_model.parameters():
param.requires_grad = False
net_params['num_channels'] = 64
few_shot_model.classifier = sm.ClassifierBlock(net_params)
for param in few_shot_model.classifier.parameters():
param.requires_grad = True
# few_shot_model = segmentor_pretrained
# few_shot_model.conditioner = conditioner_pretrained
solver = Solver(
few_shot_model,
device=common_params['device'],
num_class=net_params['num_class'],
optim_args={
"lr": train_params['learning_rate'],
# "betas": train_params['optim_betas'],
# "eps": train_params['optim_eps'],
"weight_decay": train_params['optim_weight_decay'],
"momentum": train_params['momentum']
},
model_name=common_params['model_name'],
exp_name=train_params['exp_name'],
labels=data_params['labels'],
log_nth=train_params['log_nth'],
num_epochs=train_params['num_epochs'],
lr_scheduler_step_size=train_params['lr_scheduler_step_size'],
lr_scheduler_gamma=train_params['lr_scheduler_gamma'],
use_last_checkpoint=train_params['use_last_checkpoint'],
log_dir=common_params['log_dir'],
exp_dir=common_params['exp_dir'])
solver.train(train_loader, val_loader)
# few_shot_model.save(final_model_path)
# final_model_path = os.path.join(common_params['save_model_dir'], )
solver.save_best_model(final_model_path)
print("final model saved @ " + str(final_model_path))
def __init__(self, params):
"""
:param params: {'num_channels':1,
'num_filters':64,
'kernel_h':5,
'kernel_w':5,
'stride_conv':1,
'pool':2,
'stride_pool':2,
'num_classes':28
'se_block': False,
'drop_out':0.2}
"""
super(SoftQuickFCN, self).__init__()
print('num channels: ', params['num_channels'])
self.encode1_seg = EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode1_class = EncoderBlock(params,
se_block_type=se.SELayer.CSSE)
cross1s_init = torch.FloatTensor(1, 1).uniform_(0.05, 0.95)
cross1c_init = torch.FloatTensor(1, 1).uniform_(0.05, 0.95)
self.cross1ss = torch.ones(1, params['num_filters'], 1,
1) * cross1s_init
self.cross1sc = torch.ones(1, params['num_filters'], 1,
1) * (1 - cross1s_init)
self.cross1cc = torch.ones(1, params['num_filters'], 1,
1) * cross1c_init
self.cross1cs = torch.ones(1, params['num_filters'], 1,
1) * (1 - cross1c_init)
params['num_channels'] = params['num_filters']
self.encode2_seg = EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode2_class = EncoderBlock(params,
se_block_type=se.SELayer.CSSE)
cross2s_init = torch.FloatTensor(1, 1).uniform_(0.05, 0.95)
cross2c_init = torch.FloatTensor(1, 1).uniform_(0.05, 0.95)
self.cross2ss = torch.ones(1, params['num_filters'], 1,
1) * cross2s_init
self.cross2sc = torch.ones(1, params['num_filters'], 1,
1) * (1 - cross2s_init)
self.cross2cc = torch.ones(1, params['num_filters'], 1,
1) * cross2c_init
self.cross2cs = torch.ones(1, params['num_filters'], 1,
1) * (1 - cross2c_init)
self.encode3_seg = EncoderBlock(params, se_block_type=se.SELayer.CSSE)
self.encode3_class = EncoderBlock(params,
se_block_type=se.SELayer.CSSE)
cross3s_init = torch.FloatTensor(1, 1).uniform_(0.05, 0.95)
cross3c_init = torch.FloatTensor(1, 1).uniform_(0.05, 0.95)
self.cross3ss = torch.ones(1, params['num_filters'], 1,
1) * cross3s_init
self.cross3sc = torch.ones(1, params['num_filters'], 1,
1) * (1 - cross3s_init)
self.cross3cc = torch.ones(1, params['num_filters'], 1,
1) * cross3c_init
self.cross3cs = torch.ones(1, params['num_filters'], 1,
1) * (1 - cross3c_init)
self.bottleneck_seg = DenseBlock(params, se_block_type=se.SELayer.CSSE)
self.bottleneck_class = DenseBlock(params,
se_block_type=se.SELayer.CSSE)
crossbs_init = torch.FloatTensor(1, 1).uniform_(0.05, 0.95)
crossbc_init = torch.FloatTensor(1, 1).uniform_(0.05, 0.95)
self.crossbss = torch.ones(1, params['num_filters'], 1,
1) * crossbs_init
self.crossbsc = torch.ones(1, params['num_filters'], 1,
1) * (1 - crossbs_init)
self.crossbcc = torch.ones(1, params['num_filters'], 1,
1) * crossbc_init
self.crossbcs = torch.ones(1, params['num_filters'], 1,
1) * (1 - crossbc_init)
params['num_channels'] = 2 * params['num_filters']
self.decode1_seg = DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode2_seg = DecoderBlock(params, se_block_type=se.SELayer.CSSE)
self.decode3_seg = DecoderBlock(params, se_block_type=se.SELayer.CSSE)
params['num_channels'] = params['num_filters']
self.classifier_seg = sm.ClassifierBlock(params)
############Classification Task############
self.classifier_class = nn.Sequential(
nn.Linear(params['num_channels'] * 50 * 50, 25), nn.PReLU(),
nn.Linear(25, 3))