def ModelJSPH(weights_list=None,
is_dismap=True,
data_type='test',
store_path=r''):
model_root = r'/home/zhangyihong/Documents/ProstateECE/Model'
data_root = r'/home/zhangyihong/Documents/ProstateECE/NPYNoDivide'
device = torch.device('cuda:0' if torch.cuda.is_available() else 'cpu')
input_shape = (192, 192)
batch_size = 2
bc = BinaryClassification(store_folder=store_path, store_format='eps')
if is_dismap:
from SYECE.model import ResNeXt
model_folder = model_root + '/ResNeXt_CBAM_CV_20200814'
else:
from SYECE.ModelWithoutDis import ResNeXt
model_folder = model_root + '/ResNeXt_CBAM_CV_20200820'
spliter = DataSpliter()
sub_list = spliter.LoadName(data_root + '/{}-name.csv'.format(data_type))
if data_type == 'test':
data = DataManager(sub_list=sub_list)
data.AddOne(Image2D(data_root + '/T2Slice/Test', shape=input_shape))
data.AddOne(Image2D(data_root + '/AdcSlice/Test', shape=input_shape))
data.AddOne(Image2D(data_root + '/DwiSlice/Test', shape=input_shape))
if is_dismap:
data.AddOne(
Image2D(data_root + '/DistanceMap/Test',
shape=input_shape,
is_roi=True))
data.AddOne(Label(data_root + '/label.csv', label_tag='Negative'),
is_input=False)
else:
data.AddOne(Label(data_root + '/label.csv', label_tag='Positive'),
is_input=False)
data_loader = DataLoader(data, batch_size=batch_size, shuffle=False)
else:
data = DataManager(sub_list=sub_list)
data.AddOne(Image2D(data_root + '/T2Slice', shape=input_shape))
data.AddOne(Image2D(data_root + '/AdcSlice', shape=input_shape))
data.AddOne(Image2D(data_root + '/DwiSlice', shape=input_shape))
if is_dismap:
data.AddOne(
Image2D(data_root + '/DistanceMap',
shape=input_shape,
is_roi=True))
data.AddOne(Label(data_root + '/label.csv', label_tag='Negative'),
is_input=False)
else:
data.AddOne(Label(data_root + '/label.csv', label_tag='Positive'),
is_input=False)
data_loader = DataLoader(data, batch_size=batch_size, shuffle=False)
cv_folder_list = [
one for one in IterateCase(model_folder, only_folder=True, verbose=0)
]
cv_pred_list, cv_label_list = [], []
for cv_index, cv_folder in enumerate(cv_folder_list):
model = ResNeXt(3, 2).to(device)
if weights_list is None:
one_fold_weights_list = [
one
for one in IterateCase(cv_folder, only_folder=False, verbose=0)
if one.is_file()
]
one_fold_weights_list = sorted(
one_fold_weights_list, key=lambda x: os.path.getctime(str(x)))
weights_path = one_fold_weights_list[-1]
else:
weights_path = weights_list[cv_index]
print(weights_path.name)
model.load_state_dict(torch.load(str(weights_path)))
pred_list, label_list = [], []
model.eval()
for inputs, outputs in data_loader:
inputs = MoveTensorsToDevice(inputs, device)
outputs = MoveTensorsToDevice(outputs, device)
preds = model(*inputs)[:, 1]
if is_dismap:
pred_list.extend(
(1 - preds).cpu().data.numpy().squeeze().tolist())
label_list.extend((
1 -
outputs).cpu().data.numpy().astype(int).squeeze().tolist())
else:
pred_list.extend((preds).cpu().data.numpy().squeeze().tolist())
label_list.extend((
outputs).cpu().data.numpy().astype(int).squeeze().tolist())
# if cv_index == 1:
# for num, pred in enumerate(pred_list):
# print(num, pred)
cv_pred_list.append(pred_list)
cv_label_list.append(label_list)
del model, weights_path
cv_pred = np.array(cv_pred_list)
cv_label = np.array(cv_label_list)
mean_pred = np.mean(cv_pred, axis=0)
mean_label = np.mean(cv_label, axis=0)
bc.Run(mean_pred.tolist(), mean_label.astype(int).tolist())
return mean_pred, mean_label,
def EnsembleTrain():
torch.autograd.set_detect_anomaly(True)
device = torch.device('cuda:0' if torch.cuda.is_available() else 'cpu')
input_shape = (192, 192)
total_epoch = 10000
batch_size = 24
model_folder = MakeFolder(model_root + '/ResNeXt_CBAM_CV_20201130_BinaryAttenMap')
CopyFile('/home/zhangyihong/SSHProject/ProstateECE/SYECE/model.py', model_folder / 'model.py')
param_config = {
RotateTransform.name: {'theta': ['uniform', -10, 10]},
ShiftTransform.name: {'horizontal_shift': ['uniform', -0.05, 0.05],
'vertical_shift': ['uniform', -0.05, 0.05]},
ZoomTransform.name: {'horizontal_zoom': ['uniform', 0.95, 1.05],
'vertical_zoom': ['uniform', 0.95, 1.05]},
FlipTransform.name: {'horizontal_flip': ['choice', True, False]},
BiasTransform.name: {'center': ['uniform', -1., 1., 2],
'drop_ratio': ['uniform', 0., 1.]},
NoiseTransform.name: {'noise_sigma': ['uniform', 0., 0.03]},
ContrastTransform.name: {'factor': ['uniform', 0.8, 1.2]},
GammaTransform.name: {'gamma': ['uniform', 0.8, 1.2]},
ElasticTransform.name: ['elastic', 1, 0.1, 256]
}
spliter = DataSpliter()
cv_generator = spliter.SplitLabelCV(data_root + '/ece.csv', store_root=model_folder)
for cv_index, (sub_train, sub_val) in enumerate(cv_generator):
sub_model_folder = MakeFolder(model_folder / 'CV_{}'.format(cv_index))
train_loader, train_batches = _GetLoader(sub_train, param_config, input_shape, batch_size, True)
val_loader, val_batches = _GetLoader(sub_val, param_config, input_shape, batch_size, True)
model = ResNeXt(3, 2).to(device)
model.apply(HeWeightInit)
optimizer = torch.optim.Adam(model.parameters(), lr=0.001)
loss1 = torch.nn.NLLLoss()
scheduler = torch.optim.lr_scheduler.ReduceLROnPlateau(optimizer, mode='min', patience=10, factor=0.5,
verbose=True)
early_stopping = EarlyStopping(store_path=str(sub_model_folder / '{}-{:.6f}.pt'), patience=50, verbose=True)
writer = SummaryWriter(log_dir=str(sub_model_folder / 'log'), comment='Net')
for epoch in range(total_epoch):
train_loss, val_loss = 0., 0.
model.train()
pred_list, label_list = [], []
for ind, (inputs, outputs) in enumerate(train_loader):
optimizer.zero_grad()
inputs = MoveTensorsToDevice(inputs, device)
outputs = MoveTensorsToDevice(outputs, device)
preds = model(*inputs)
loss = loss1(preds, outputs.long())
loss.backward()
optimizer.step()
train_loss += loss.item()
pred_list.extend(preds[:, 1].cpu().data.numpy().tolist())
label_list.extend(outputs.cpu().data.numpy().tolist())
train_auc = roc_auc_score(label_list, pred_list)
model.eval()
pred_list, label_list = [], []
with torch.no_grad():
for ind, (inputs, outputs) in enumerate(val_loader):
inputs = MoveTensorsToDevice(inputs, device)
outputs = MoveTensorsToDevice(outputs, device)
preds = model(*inputs)
loss = loss1(preds, outputs.long())
val_loss += loss.item()
pred_list.extend(preds[:, 1].cpu().data.numpy().tolist())
label_list.extend(outputs.cpu().data.numpy().tolist())
val_auc = roc_auc_score(label_list, pred_list)
# Save Tensor Board
for index, (name, param) in enumerate(model.named_parameters()):
if 'bn' not in name:
writer.add_histogram(name + '_data', param.cpu().data.numpy(), epoch + 1)
writer.add_scalars('Loss',
{'train_loss': train_loss / train_batches,
'val_loss': val_loss / val_batches}, epoch + 1)
writer.add_scalars('Auc',
{'train_auc': train_auc,
'val_auc': val_auc}, epoch + 1)
print('Epoch {}: loss: {:.3f}, val-loss: {:.3f}, auc: {:.3f}, val-auc: {:.3f}'.format(
epoch + 1, train_loss / train_batches, val_loss / val_batches,
train_auc, val_auc
))
scheduler.step(val_loss)
early_stopping(val_loss, model, (epoch + 1, val_loss))
if early_stopping.early_stop:
print("Early stopping")
break
writer.flush()
writer.close()
del writer, optimizer, scheduler, early_stopping, model
def ModelTest(data_folder, model_folder, case_name, weights_list=None):
# label_df = pd.read_csv(r'/home/zhangyihong/Documents/ProstateECE/NPYNoDivide/ece.csv', index_col='case')
label_df = pd.read_csv(r'/home/zhangyihong/Documents/ProstateECE/SUH_Dwi1500/label.csv', index_col='case')
device = torch.device('cuda:0' if torch.cuda.is_available() else 'cpu')
cv_folder_list = [one for one in IterateCase(model_folder, only_folder=True, verbose=0)]
cv_pred_list, cv_label_list = [], []
label_list, case_list = [], []
for cv_index, cv_folder in enumerate(cv_folder_list):
model = ResNeXt(3, 2).to(device)
# model = ModelwithDis(3, 2).to(device)
if weights_list is None:
one_fold_weights_list = [one for one in IterateCase(cv_folder, only_folder=False, verbose=0) if
one.is_file()]
one_fold_weights_list = sorted(one_fold_weights_list, key=lambda x: os.path.getctime(str(x)))
weights_path = one_fold_weights_list[-1]
else:
weights_path = weights_list[cv_index]
print(weights_path.name)
model.load_state_dict(torch.load(str(weights_path)))
all_case_pred_list = []
model.eval()
for case in case_name:
if case == 'DSR^dai shou rong_slice16':
continue
# case_all_slice_list = Run(os.path.join(data_folder, case[: case.index('_slice')]), case)
case_all_slice_list = Run(os.path.join(data_folder, case[: case.index('_-_slice')]), case)
all_slice_preds_list = []
if cv_index == 0:
# label_list.append((label_df.loc[case])['ece'])
label_list.append((label_df.loc[case[: case.index('_-_slice')]])['label'])
case_list.append(case[: case.index('_-_slice')])
print('in cv {}, predict {}'.format(cv_index, case))
# predict for each slice
for case_one_slice_list in case_all_slice_list:
distance_map = FindRegion(case_one_slice_list[3], case_one_slice_list[4]).astype(np.float32) # attention map
# distance_map = np.where(distance_map >= 0.1, 1, 0).astype(np.float32) # binary attention map
# distance_map = ExtractEdge(np.squeeze(case_one_slice_list[3]), kernel=np.ones((7, 7))).astype(np.float32) # prostate boundary
# distance_map = case_one_slice_list[4] # pca roi
t2, dwi, adc = case_one_slice_list[0], case_one_slice_list[1], case_one_slice_list[2]
# feature = case_one_slice_list[5].astype(np.float32)
# inputs_list = MoveTensorsToDevice([torch.tensor(t2[np.newaxis, np.newaxis, ...]),
# torch.tensor(dwi[np.newaxis, np.newaxis, ...]),
# torch.tensor(adc[np.newaxis, np.newaxis, ...]),
# torch.tensor(distance_map[np.newaxis, np.newaxis, ...]),
# torch.tensor(feature[np.newaxis, ...])],
# device)
inputs_list = MoveTensorsToDevice([torch.tensor(t2[np.newaxis, np.newaxis, ...]),
torch.tensor(dwi[np.newaxis, np.newaxis, ...]),
torch.tensor(adc[np.newaxis, np.newaxis, ...]),
torch.tensor(distance_map[np.newaxis, np.newaxis, ...])],
device)
# prediction for a slice
preds = model(*inputs_list)[:, 1]
# prediction_list for all slice
all_slice_preds_list.append((preds).cpu().data.numpy().squeeze().tolist())
# prediction_list for all cases for a cv-train
all_case_pred_list.append(all_slice_preds_list)
# prediction_list for all cases for all cv-train
cv_pred_list.append(all_case_pred_list)
del model, weights_path
mean_pred = []
for index in range(len(cv_pred_list[0])):
# the average prediction of cv-train for all cases
mean_pred.append(np.mean(np.array([list[index] for list in cv_pred_list]), axis=0).tolist())
return case_list, mean_pred, label_list
def ROCofModels(weights_list=None, data_type=['alltrain', 'test']):
from Metric.classification_statistics import get_auc, draw_roc
device = torch.device('cuda:0' if torch.cuda.is_available() else 'cpu')
input_shape = (192, 192)
batch_size = 2
model_folder = model_root + '/ResNeXt_CBAM_CV_20200814'
bc = BinaryClassification()
fpr_list, tpr_list, auc_list = [], [], []
for type in data_type:
spliter = DataSpliter()
# sub_list = spliter.LoadName(data_root / '{}-name.csv'.format(data_type), contain_label=True)
sub_list = spliter.LoadName(data_root + '/{}-name.csv'.format(type))
if type == 'test':
data = DataManager(sub_list=sub_list)
data.AddOne(Image2D(data_root + '/T2Slice/Test',
shape=input_shape))
data.AddOne(
Image2D(data_root + '/AdcSlice/Test', shape=input_shape))
data.AddOne(
Image2D(data_root + '/DwiSlice/Test', shape=input_shape))
data.AddOne(
Image2D(data_root + '/DistanceMap/Test',
shape=input_shape,
is_roi=True))
data.AddOne(Label(data_root + '/label.csv', label_tag='Negative'),
is_input=False)
data_loader = DataLoader(data,
batch_size=batch_size,
shuffle=False)
else:
data = DataManager(sub_list=sub_list)
data.AddOne(Image2D(data_root + '/T2Slice', shape=input_shape))
data.AddOne(Image2D(data_root + '/AdcSlice', shape=input_shape))
data.AddOne(Image2D(data_root + '/DwiSlice/', shape=input_shape))
data.AddOne(
Image2D(data_root + '/DistanceMap',
shape=input_shape,
is_roi=True))
data.AddOne(Label(data_root + '/label.csv', label_tag='Negative'),
is_input=False)
data_loader = DataLoader(data,
batch_size=batch_size,
shuffle=False)
cv_folder_list = [
one
for one in IterateCase(model_folder, only_folder=True, verbose=0)
]
cv_pred_list, cv_label_list = [], []
for cv_index, cv_folder in enumerate(cv_folder_list):
model = ResNeXt(3, 2).to(device)
if weights_list is None:
one_fold_weights_list = [
one for one in IterateCase(
cv_folder, only_folder=False, verbose=0)
if one.is_file()
]
one_fold_weights_list = sorted(
one_fold_weights_list,
key=lambda x: os.path.getctime(str(x)))
weights_path = one_fold_weights_list[-1]
else:
weights_path = weights_list[cv_index]
print(weights_path.name)
model.load_state_dict(torch.load(str(weights_path)))
pred_list, label_list = [], []
model.eval()
for inputs, outputs in data_loader:
inputs = MoveTensorsToDevice(inputs, device)
outputs = MoveTensorsToDevice(outputs, device)
preds = model(*inputs)[:, 1]
pred_list.extend(
(1 - preds).cpu().data.numpy().squeeze().tolist())
label_list.extend((
1 -
outputs).cpu().data.numpy().astype(int).squeeze().tolist())
# pred_list.extend((preds).cpu().data.numpy().squeeze().tolist())
# label_list.extend((outputs).cpu().data.numpy().astype(int).squeeze().tolist())
fpr, tpr, auc = get_auc(pred_list, label_list)
fpr_list.append(fpr)
tpr_list.append(tpr)
auc_list.append(auc)
cv_pred_list.append(pred_list)
cv_label_list.append(label_list)
del model, weights_path
cv_pred = np.array(cv_pred_list)
cv_label = np.array(cv_label_list)
mean_pred = np.mean(cv_pred, axis=0)
mean_label = np.mean(cv_label, axis=0)
fpr, tpr, auc = get_auc(mean_pred, mean_label)
fpr_list.append(fpr)
tpr_list.append(tpr)
auc_list.append(auc)
# draw_roc(fpr_list, tpr_list, auc_list, name_list=['cv0', 'cv1', 'cv2', 'cv3', 'cv4', 'alltrian'])
name_list = [
'model1', 'model2', 'model3', 'model4', 'model5', 'model combined'
]
for idx in range(len(fpr_list)):
label = name_list[idx] + ': ' + '%.3f' % auc_list[idx]
plt.plot(fpr_list[idx], tpr_list[idx], label=label)
plt.plot([0, 1], [0, 1], '--', color='r')
plt.xlabel('False Positive Rate')
plt.ylabel('True Positive Rate')
plt.legend()
plt.show()
from CnnTools.T4T.Utility.Data import *
from BasicTool.MeDIT.Normalize import Normalize01
from BasicTool.MeDIT.Visualization import FusionImage, ShowColorByRoi
from SYECE.model import ResNeXt
# from SYECE.ModelWithoutDis import ResNeXt
from BasicTool.MeDIT.ArrayProcess import ExtractPatch
from ECEDataProcess.DataProcess.MaxRoi import GetRoiCenterBefore, GetRoiCenter
from torch.utils.data import DataLoader
# device = torch.device('cpu')
# model_root = r'/home/zhangyihong/Documents/ProstateECE/Model/ResNeXt_CBAM_CV_20200820/CV_0/31--5.778387.pt'
model_root = r'/home/zhangyihong/Documents/ProstateECE/Model/ResNeXt_CBAM_CV_20200814/CV_1/154--7.698224.pt'
data_root = r'/home/zhangyihong/Documents/ProstateECE/NPYNoDivide'
output_dir = r'/home/zhangyihong/Documents/ProstateECE/Model'
model = ResNeXt(3, 2).to(device)
model.load_state_dict(torch.load(model_root))
model.to(device)
input_shape = (192, 192)
sub_list = pd.read_csv(
r'/home/zhangyihong/Documents/ProstateECE/NPYNoDivide/test-name.csv')
sub_list = sub_list.values.tolist()[0][1:]
data = DataManager(sub_list=sub_list)
data.AddOne(Image2D(data_root + '/T2Slice', shape=input_shape))
data.AddOne(Image2D(data_root + '/AdcSlice', shape=input_shape))
data.AddOne(Image2D(data_root + '/DwiSlice', shape=input_shape))
data.AddOne(
Image2D(data_root + '/DistanceMap', shape=input_shape, is_roi=True))
data.AddOne(
def EnsembleInference(data_type, model_name, add_type, weights_list=None):
device = torch.device('cuda:0' if torch.cuda.is_available() else 'cpu')
input_shape = (192, 192)
batch_size = 2
model_folder = os.path.join(model_root, model_name)
bc = BinaryClassification()
spliter = DataSpliter()
sub_list = spliter.LoadName(data_root + '/{}-name.csv'.format(data_type))
if data_type == 'test':
data = DataManager(sub_list=sub_list)
data.AddOne(Image2D(data_root + '/T2Slice/Test', shape=input_shape))
data.AddOne(Image2D(data_root + '/AdcSlice/Test', shape=input_shape))
data.AddOne(Image2D(data_root + '/DwiSlice/Test', shape=input_shape))
data.AddOne(
Image2D(data_root + '/' + add_type + '/Test',
shape=input_shape,
is_roi=True))
data.AddOne(Label(data_root + '/label.csv', label_tag='Positive'),
is_input=False)
data_loader = DataLoader(data, batch_size=batch_size, shuffle=False)
else:
data = DataManager(sub_list=sub_list)
data.AddOne(Image2D(data_root + '/T2Slice', shape=input_shape))
data.AddOne(Image2D(data_root + '/AdcSlice', shape=input_shape))
data.AddOne(Image2D(data_root + '/DwiSlice', shape=input_shape))
data.AddOne(
Image2D(data_root + '/' + add_type, shape=input_shape,
is_roi=True))
data.AddOne(Label(data_root + '/label.csv', label_tag='Positive'),
is_input=False)
data_loader = DataLoader(data, batch_size=batch_size, shuffle=False)
cv_folder_list = [
one for one in IterateCase(model_folder, only_folder=True, verbose=0)
]
cv_pred_list, cv_label_list = [], []
for cv_index, cv_folder in enumerate(cv_folder_list):
model = ResNeXt(3, 2).to(device)
if weights_list is None:
one_fold_weights_list = [
one
for one in IterateCase(cv_folder, only_folder=False, verbose=0)
if one.is_file()
]
one_fold_weights_list = sorted(
one_fold_weights_list, key=lambda x: os.path.getctime(str(x)))
weights_path = one_fold_weights_list[-1]
else:
weights_path = weights_list[cv_index]
print(weights_path.name)
model.load_state_dict(torch.load(str(weights_path)))
pred_list, label_list = [], []
model.eval()
for inputs, outputs in data_loader:
inputs = MoveTensorsToDevice(inputs, device)
outputs = MoveTensorsToDevice(outputs, device)
preds = model(*inputs)[:, 1]
pred_list.extend((preds).cpu().data.numpy().squeeze().tolist())
label_list.extend(
(outputs).cpu().data.numpy().astype(int).squeeze().tolist())
# bc.Run(pred_list, label_list)
cv_pred_list.append(pred_list)
cv_label_list.append(label_list)
del model, weights_path
cv_pred = np.array(cv_pred_list)
cv_label = np.array(cv_label_list)
mean_pred = np.mean(cv_pred, axis=0)
mean_label = np.mean(cv_label, axis=0)
np.save(
os.path.join(
r'/home/zhangyihong/Documents/ProstateECE/Result/NPY/ChangeAtten',
add_type + data_type + '_label.npy'), mean_label)
np.save(
os.path.join(
r'/home/zhangyihong/Documents/ProstateECE/Result/NPY/ChangeAtten',
add_type + data_type + '_pred.npy'), mean_pred)
print(mean_label)
bc.Run(mean_pred.tolist(), mean_label.astype(int).tolist())
def ModelSUH(model_name, add_type, weights_list=None):
from Metric.classification_statistics import get_auc
device = torch.device('cuda:0' if torch.cuda.is_available() else 'cpu')
input_shape = (192, 192)
batch_size = 2
model_folder = os.path.join(model_root, model_name)
bc = BinaryClassification()
fpr_list, tpr_list, auc_list = [], [], []
data = DataManager()
data.AddOne(Image2D(data_root + '/T2Slice', shape=input_shape))
data.AddOne(Image2D(data_root + '/AdcSlice', shape=input_shape))
data.AddOne(Image2D(data_root + '/DwiSlice', shape=input_shape))
data.AddOne(
Image2D(data_root + '/' + add_type, shape=input_shape, is_roi=True))
data.AddOne(Label(data_root + '/label_negative.csv', label_tag='Positive'),
is_input=False)
data_loader = DataLoader(data, batch_size=batch_size, shuffle=False)
cv_folder_list = [
one for one in IterateCase(model_folder, only_folder=True, verbose=0)
]
cv_pred_list, cv_label_list = [], []
for cv_index, cv_folder in enumerate(cv_folder_list):
model = ResNeXt(3, 2).to(device)
if weights_list is None:
one_fold_weights_list = [
one
for one in IterateCase(cv_folder, only_folder=False, verbose=0)
if one.is_file()
]
one_fold_weights_list = sorted(
one_fold_weights_list, key=lambda x: os.path.getctime(str(x)))
weights_path = one_fold_weights_list[-1]
else:
weights_path = weights_list[cv_index]
print(weights_path.name)
model.load_state_dict(torch.load(str(weights_path)))
pred_list, label_list = [], []
model.eval()
for inputs, outputs in data_loader:
inputs = MoveTensorsToDevice(inputs, device)
outputs = MoveTensorsToDevice(outputs, device)
preds = model(*inputs)[:, 1]
if isinstance((1 - preds).cpu().data.numpy().squeeze().tolist(),
float):
pred_list.append((preds).cpu().data.numpy().squeeze().tolist())
label_list.append((
outputs).cpu().data.numpy().astype(int).squeeze().tolist())
else:
pred_list.extend((preds).cpu().data.numpy().squeeze().tolist())
label_list.extend((
outputs).cpu().data.numpy().astype(int).squeeze().tolist())
cv_pred_list.append(pred_list)
cv_label_list.append(label_list)
del model, weights_path
cv_pred = np.array(cv_pred_list)
cv_label = np.array(cv_label_list)
mean_pred = np.mean(cv_pred, axis=0)
mean_label = np.mean(cv_label, axis=0)
np.save(
os.path.join(
r'/home/zhangyihong/Documents/ProstateECE/Result/NPY/ChangeAtten',
add_type + 'SUH_label.npy'), mean_label)
np.save(
os.path.join(
r'/home/zhangyihong/Documents/ProstateECE/Result/NPY/ChangeAtten',
add_type + 'SUH_pred.npy'), mean_pred)
fpr, tpr, auc = get_auc(mean_pred, mean_label)
fpr_list.append(fpr)
tpr_list.append(tpr)
auc_list.append(auc)
result1 = bc.Run(mean_pred.tolist(), mean_label.astype(int).tolist())
print(result1)
def ModelEnhancedSUH(weights_list=None, is_dismap=True):
model_root = r'/home/zhangyihong/Documents/ProstateECE/Model'
device = torch.device('cuda:0' if torch.cuda.is_available() else 'cpu')
if is_dismap:
from SYECE.model import ResNeXt
model_folder = model_root + '/ResNeXt_CBAM_CV_20200814'
else:
from SYECE.ModelWithoutDis import ResNeXt
model_folder = model_root + '/ResNeXt_CBAM_CV_20200820'
bc = BinaryClassification()
cv_folder_list = [
one for one in IterateCase(model_folder, only_folder=True, verbose=0)
]
cv_pred_list, cv_label_list = [], []
for cv_index, cv_folder in enumerate(cv_folder_list):
model = ResNeXt(3, 2).to(device)
if weights_list is None:
one_fold_weights_list = [
one
for one in IterateCase(cv_folder, only_folder=False, verbose=0)
if one.is_file()
]
one_fold_weights_list = sorted(
one_fold_weights_list, key=lambda x: os.path.getctime(str(x)))
weights_path = one_fold_weights_list[-1]
else:
weights_path = weights_list[cv_index]
print(weights_path.name)
model.load_state_dict(torch.load(str(weights_path)))
pred_list_enhanced, label_list_enhanced = [], []
model.eval()
for i in range(9):
print(i)
pred_list, label_list = [], []
if i == 0:
data_loader = EnhancedTestSUH(is_dismap, param_config)
else:
data_loader = EnhancedTestSUH(is_dismap)
for inputs, outputs in data_loader:
inputs = MoveTensorsToDevice(inputs, device)
outputs = MoveTensorsToDevice(outputs, device)
preds = model(*inputs)[:, 1]
if isinstance(
(1 - preds).cpu().data.numpy().squeeze().tolist(), float):
if is_dismap:
pred_list.append(
(1 - preds).cpu().data.numpy().squeeze().tolist())
label_list.append(
(1 - outputs).cpu().data.numpy().astype(
int).squeeze().tolist())
else:
pred_list.append(
(preds).cpu().data.numpy().squeeze().tolist())
label_list.append((outputs).cpu().data.numpy().astype(
int).squeeze().tolist())
else:
if is_dismap:
pred_list.extend(
(1 - preds).cpu().data.numpy().squeeze().tolist())
label_list.extend(
(1 - outputs).cpu().data.numpy().astype(
int).squeeze().tolist())
else:
pred_list.extend(
(preds).cpu().data.numpy().squeeze().tolist())
label_list.extend((outputs).cpu().data.numpy().astype(
int).squeeze().tolist())
pred_list_enhanced.append(pred_list), label_list_enhanced.append(
label_list)
cv_pred_list.append(
np.mean(np.array(pred_list_enhanced), axis=0).tolist())
cv_label_list.append(
np.mean(np.array(label_list_enhanced), axis=0).tolist())
fpr, tpr, auc = get_auc(
np.mean(pred_list_enhanced, axis=0).tolist(),
np.mean(label_list_enhanced, axis=0).tolist())
print('AUC: {}'.format(auc))
del model, weights_path
cv_pred = np.array(cv_pred_list)
cv_label = np.array(cv_label_list)
mean_pred = np.mean(cv_pred, axis=0)
mean_label = np.mean(cv_label, axis=0)
bc.Run(mean_pred.tolist(), mean_label.astype(int).tolist())
return mean_pred, mean_label
def ModelTest(model_folder, data_root, weights_list=None, data_type=None):
if data_type is None:
data_type = ['alltrain', 'test']
from Metric.classification_statistics import get_auc, draw_roc
device = torch.device('cuda:0' if torch.cuda.is_available() else 'cpu')
input_shape = (192, 192)
batch_size = 2
bc = BinaryClassification()
fpr_list, tpr_list, auc_list = [], [], []
for type in data_type:
spliter = DataSpliter()
sub_list = spliter.LoadName(data_root + '/{}-name.csv'.format(type))
if type == 'test':
data = DataManager(sub_list=sub_list)
# data.AddOne(Image2D(data_root + '/T2Slice/Test', shape=input_shape))
data.AddOne(
Image2D(data_root + '/AdcSlice/Test', shape=input_shape))
data.AddOne(
Image2D(data_root + '/DwiSlice/Test', shape=input_shape))
data.AddOne(
Image2D(data_root + '/DistanceMap/Test',
shape=input_shape,
is_roi=True))
data.AddOne(Label(data_root + '/label.csv', label_tag='Positive'),
is_input=False)
data_loader = DataLoader(data,
batch_size=batch_size,
shuffle=False)
else:
data = DataManager(sub_list=sub_list)
# data.AddOne(Image2D(data_root + '/T2Slice', shape=input_shape))
data.AddOne(Image2D(data_root + '/AdcSlice', shape=input_shape))
data.AddOne(Image2D(data_root + '/DwiSlice/', shape=input_shape))
data.AddOne(
Image2D(data_root + '/DistanceMap',
shape=input_shape,
is_roi=True))
data.AddOne(Label(data_root + '/label.csv', label_tag='Positive'),
is_input=False)
data_loader = DataLoader(data,
batch_size=batch_size,
shuffle=False)
cv_folder_list = [
one
for one in IterateCase(model_folder, only_folder=True, verbose=0)
]
cv_pred_list, cv_label_list = [], []
for cv_index, cv_folder in enumerate(cv_folder_list):
model = ResNeXt(2, 2).to(device)
if weights_list is None:
one_fold_weights_list = [
one for one in IterateCase(
cv_folder, only_folder=False, verbose=0)
if one.is_file()
]
one_fold_weights_list = sorted(
one_fold_weights_list,
key=lambda x: os.path.getctime(str(x)))
weights_path = one_fold_weights_list[-1]
else:
weights_path = weights_list[cv_index]
print(weights_path.name)
model.load_state_dict(torch.load(str(weights_path)))
pred_list, label_list = [], []
model.eval()
for inputs, outputs in data_loader:
inputs = MoveTensorsToDevice(inputs, device)
outputs = MoveTensorsToDevice(outputs, device)
preds = model(*inputs)[:, 1]
pred_list.extend((preds).cpu().data.numpy().squeeze().tolist())
label_list.extend((
outputs).cpu().data.numpy().astype(int).squeeze().tolist())
cv_pred_list.append(pred_list)
cv_label_list.append(label_list)
del model, weights_path
cv_pred = np.array(cv_pred_list)
cv_label = np.array(cv_label_list)
mean_pred = np.mean(cv_pred, axis=0)
mean_label = np.mean(cv_label, axis=0)
fpr, tpr, auc = get_auc(mean_pred, mean_label)
fpr_list.append(fpr)
tpr_list.append(tpr)
auc_list.append(auc)
print(type)
bc.Run(mean_pred.tolist(), mean_label.astype(int).tolist())
draw_roc(fpr_list, tpr_list, auc_list, name_list=['alltrian', 'test'])
