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import numpy as np | ||
import random | ||
from feature import Feature | ||
from tdnn import TDNN | ||
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def main(): | ||
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feature = Feature() | ||
x_temp = list() | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000001.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000002.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000003.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000004.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000005.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000006.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000007.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000008.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000009.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000010.png')]]) | ||
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X_train = np.array(x_temp) | ||
print (X_train.shape) | ||
y_train = np.array([random.uniform(0.8,1)]*10) | ||
X_test = np.array([[[feature.extractFeatureVector('../images/S502_001_00000001.png')]]]) | ||
print(X_test.shape) | ||
y_test = np.array([1]) | ||
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tdnn = TDNN(verbose=True) | ||
tdnn.train(X_train, y_train, X_test, y_test) | ||
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main() |
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import numpy as np | ||
import random | ||
from keras.callbacks import ReduceLROnPlateau, EarlyStopping | ||
from keras.layers import Conv3D | ||
from keras.layers import Dense, Flatten | ||
from keras.models import Sequential | ||
from feature import Feature | ||
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def createCNN(verbose=False): | ||
model = Sequential() | ||
model.add(Conv3D(filters = 10, kernel_size=(1,64,64), activation='sigmoid', input_shape=(1,1,64,64), padding='same')) | ||
model.add(Flatten()) | ||
model.add(Dense(units=1, activation='sigmoid')) | ||
model.compile(optimizer='sgd', | ||
loss='mean_squared_error', | ||
metrics=['accuracy']) | ||
if verbose: | ||
model.summary() | ||
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return model | ||
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def train(model): | ||
feature = Feature() | ||
x_temp = list() | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000001.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000002.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000003.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000004.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000005.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000006.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000007.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000008.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000009.png')]]) | ||
x_temp.append([[feature.extractFeatureVector('../images/S502_001_00000010.png')]]) | ||
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X_train = np.array(x_temp) | ||
print (X_train.shape) | ||
y_train = np.array([random.uniform(0.8,1)]*10) | ||
X_test = np.array([[[feature.extractFeatureVector('../images/S502_001_00000001.png')]]]) | ||
print(X_test.shape) | ||
y_test = np.array([1]) | ||
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history = model.fit(X_train, | ||
y_train, | ||
batch_size=10, | ||
epochs=5, | ||
validation_data=(X_test, y_test), | ||
callbacks=[ReduceLROnPlateau(), EarlyStopping(patience=3)] | ||
) | ||
from keras.callbacks import ReduceLROnPlateau, EarlyStopping | ||
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def main(): | ||
model = createCNN(verbose=True) | ||
train(model) | ||
class TDNN: | ||
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def __init__(self, verbose=False): | ||
net = Sequential() | ||
net.add(Conv3D(filters = 10, kernel_size=(1,64,64), activation='sigmoid', input_shape=(1,1,64,64), padding='same')) | ||
net.add(Flatten()) | ||
net.add(Dense(units=1, activation='sigmoid')) | ||
net.compile(optimizer='sgd', | ||
loss='mean_squared_error', | ||
metrics=['accuracy']) | ||
if verbose: | ||
net.summary() | ||
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self.net = net | ||
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def train(self, X_train, y_train, X_test, y_test): | ||
self.net.fit(X_train, | ||
y_train, | ||
batch_size=10, | ||
epochs=5, | ||
validation_data=(X_test, y_test), | ||
callbacks=[ReduceLROnPlateau(), EarlyStopping(patience=3)] | ||
) | ||
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main() |