def train(self):
print('Start to run in mode [Domain Adaptation Across Source and Target Domain]')
self.sess.run(tf.global_variables_initializer())
self.train_itr = len(self.source_training_data[0]) // self.bs
for e in range(1, self.eps + 1):
_src_tr_img, _src_tr_lab = DA_init.shuffle_data(self.source_training_data[0],
self.source_training_data[1])
_tar_tr_img = DA_init.shuffle_data_nolabel(self.target_training_data)
g_loss = 0.0
d_loss = 0.0
for itr in range(self.train_itr):
_src_tr_img_batch, _src_tr_lab_batch = DA_init.next_batch(_src_tr_img, _src_tr_lab, self.bs, itr)
_tar_tr_img_batch = DA_init.next_batch_nolabel(_tar_tr_img, self.bs)
feed_dict = {self.x_source: _src_tr_img_batch,
self.x_target: _tar_tr_img_batch,
self.is_training: True}
feed_dict_eval = {self.x_source: _src_tr_img_batch,
self.x_target: _tar_tr_img_batch,
self.is_training: False}
_ = self.sess.run(self.d_train_op, feed_dict=feed_dict)
_ = self.sess.run(self.g_train_op, feed_dict=feed_dict)
_g_loss, _d_loss = self.sess.run([self.g_loss, self.d_loss], feed_dict=feed_dict_eval)
g_loss += _g_loss
d_loss += _d_loss
summary = self.sess.run(self.merged, feed_dict=feed_dict_eval)
g_loss = float(g_loss / self.train_itr)
d_loss = float(d_loss / self.train_itr)
log1 = "Epoch: [%d], G Loss: [%g], D Loss: [%g], Time: [%s]" % (e, g_loss, d_loss, time.ctime(time.time()))
self.plt_epoch.append(e)
self.plt_d_loss.append(d_loss)
self.plt_g_loss.append(g_loss)
utils_model1.plotLoss(x=self.plt_epoch,
y1=self.plt_d_loss,
y2=self.plt_g_loss,
figName=self.model + '_GD_Loss',
line1Name='D_Loss',
line2Name='G_Loss',
savePath=self.ckptDir)
utils_model1.save2file(log1, self.ckptDir, self.model)
self.writer.add_summary(summary, e)
self.saver.save(self.sess, self.ckptDir + self.model + '-' + str(e))
def train(self):
print(
'Start to run in mode [Domain Adaptation Across Source and Target Domain]'
)
self.sess.run(tf.global_variables_initializer())
self.preTrained_saver = tf.train.Saver(var_list=self.g2_preTrained_var)
self.preTrained_saver.restore(self.sess, self.preTrained_path)
print('Pre-trained model has been successfully restored !')
self.train_itr = len(self.source_training_data[0]) // self.bs
for e in range(1, self.eps + 1):
_src_tr_img, _src_tr_lab = DA_init.shuffle_data(
self.source_training_data[0], self.source_training_data[1])
_tar_tr_img = DA_init.shuffle_data_nolabel(
self.target_training_data)
source_training_acc = 0.0
source_training_loss = 0.0
g_loss = 0.0
d_loss = 0.0
for itr in range(self.train_itr):
_src_tr_img_batch, _src_tr_lab_batch = DA_init.next_batch(
_src_tr_img, _src_tr_lab, self.bs, itr)
_tar_tr_img_batch = DA_init.next_batch_nolabel(
_tar_tr_img, self.bs)
feed_dict = {
self.x_source: _src_tr_img_batch,
self.y_source: _src_tr_lab_batch,
self.x_target: _tar_tr_img_batch,
self.is_training: True,
self.keep_prob: self.kp
}
feed_dict_eval = {
self.x_source: _src_tr_img_batch,
self.y_source: _src_tr_lab_batch,
self.x_target: _tar_tr_img_batch,
self.is_training: False,
self.keep_prob: 1.0
}
if e < 100:
_ = self.sess.run(self.g_train_op_step1,
feed_dict=feed_dict)
_training_accuracy, _training_loss = self.sess.run(
[self.accuracy_source, self.loss_source],
feed_dict=feed_dict_eval)
source_training_acc += _training_accuracy
source_training_loss += _training_loss
elif e < 200:
_, _ = self.sess.run(
[self.g_train_op_step2, self.d_train_op_step1],
feed_dict=feed_dict)
_training_accuracy, _training_loss, _g_loss, _d_loss = self.sess.run(
[
self.accuracy_source, self.loss_source,
self.g_loss_step2, self.d_loss_step1
],
feed_dict=feed_dict_eval)
source_training_acc += _training_accuracy
source_training_loss += _training_loss
g_loss += _g_loss
d_loss += _d_loss
elif e < self.eps:
_, _ = self.sess.run(
[self.g_train_op_step3, self.d_train_op_step2],
feed_dict=feed_dict)
_training_accuracy, _training_loss, _g_loss, _d_loss = self.sess.run(
[
self.accuracy_source, self.loss_source,
self.g_loss_step3, self.d_loss_step2
],
feed_dict=feed_dict_eval)
source_training_acc += _training_accuracy
source_training_loss += _training_loss
g_loss += _g_loss
d_loss += _d_loss
summary = self.sess.run(self.merged, feed_dict=feed_dict_eval)
source_training_acc = float(source_training_acc / self.train_itr)
source_training_loss = float(source_training_loss / self.train_itr)
g_loss = float(g_loss / self.train_itr)
d_loss = float(d_loss / self.train_itr)
source_validation_acc, source_validation_loss = self.validation_procedure(
validation_data=self.source_validation_data,
distribution_op=self.distribution_source,
loss_op=self.loss_source,
inputX=self.x_source,
inputY=self.y_source)
log1 = "Epoch: [%d], Domain: Source, Training Accuracy: [%g], Validation Accuracy: [%g], " \
"Training Loss: [%g], Validation Loss: [%g], generator Loss: [%g], Discriminator Loss: [%g], " \
"Time: [%s]" % (
e, source_training_acc, source_validation_acc, source_training_loss, source_validation_loss,
g_loss, d_loss, time.ctime(time.time()))
self.plt_epoch.append(e)
self.plt_training_accuracy.append(source_training_acc)
self.plt_training_loss.append(source_training_loss)
self.plt_validation_accuracy.append(source_validation_acc)
self.plt_validation_loss.append(source_validation_loss)
self.plt_d_loss.append(d_loss)
self.plt_g_loss.append(g_loss)
da_utils.plotAccuracy(x=self.plt_epoch,
y1=self.plt_training_accuracy,
y2=self.plt_validation_accuracy,
figName=self.model,
line1Name='training',
line2Name='validation',
savePath=self.ckptDir)
da_utils.plotLoss(x=self.plt_epoch,
y1=self.plt_training_loss,
y2=self.plt_validation_loss,
figName=self.model,
line1Name='training',
line2Name='validation',
savePath=self.ckptDir)
da_utils.plotLoss(x=self.plt_epoch,
y1=self.plt_d_loss,
y2=self.plt_g_loss,
figName=self.model + '_GD_Loss',
line1Name='D_Loss',
line2Name='G_Loss',
savePath=self.ckptDir)
da_utils.save2file(log1, self.ckptDir, self.model)
self.writer.add_summary(summary, e)
self.saver.save(self.sess,
self.ckptDir + self.model + '-' + str(e))
self.test_procedure(self.source_test_data,
distribution_op=self.distribution_source,
inputX=self.x_source,
inputY=self.y_source,
mode='source')
self.test_procedure(self.target_test_data,
distribution_op=self.distribution_target,
inputX=self.x_target,
inputY=self.y_target,
mode='target')
def train(self):
print('Start to run in mode [Supervied Learning in Source Domain]')
self.sess.run(tf.global_variables_initializer())
self.train_itr = len(self.training_data[0]) // self.bs
self.best_val_accuracy = []
self.best_val_loss = []
for e in range(1, self.eps + 1):
_tr_img, _tr_lab = DA_init.shuffle_data(self.training_data[0],
self.training_data[1])
training_acc = 0.0
training_loss = 0.0
for itr in range(self.train_itr):
_tr_img_batch, _tr_lab_batch = DA_init.next_batch(
_tr_img, _tr_lab, self.bs, itr)
_train_accuracy, _train_loss, _ = self.sess.run(
[self.accuracy, self.loss, self.train_op],
feed_dict={
self.x: _tr_img_batch,
self.y: _tr_lab_batch,
self.is_training: True
})
training_acc += _train_accuracy
training_loss += _train_loss
summary = self.sess.run(self.merged,
feed_dict={
self.x: _tr_img_batch,
self.y: _tr_lab_batch,
self.is_training: False
})
training_acc = float(training_acc / self.train_itr)
training_loss = float(training_loss / self.train_itr)
validation_acc, validation_loss = self.validation_procedure()
self.best_val_accuracy.append(validation_acc)
self.best_val_loss.append(validation_loss)
log1 = "Epoch: [%d], Training Accuracy: [%g], Validation Accuracy: [%g], Loss Training: [%g] " \
"Loss_validation: [%g], Time: [%s]" % \
(e, training_acc, validation_acc, training_loss, validation_loss, time.ctime(time.time()))
self.plt_epoch.append(e)
self.plt_training_accuracy.append(training_acc)
self.plt_training_loss.append(training_loss)
self.plt_validation_accuracy.append(validation_acc)
self.plt_validation_loss.append(validation_loss)
utils.plotAccuracy(x=self.plt_epoch,
y1=self.plt_training_accuracy,
y2=self.plt_validation_accuracy,
figName=self.model,
line1Name='training',
line2Name='validation',
savePath=self.ckptDir)
utils.plotLoss(x=self.plt_epoch,
y1=self.plt_training_loss,
y2=self.plt_validation_loss,
figName=self.model,
line1Name='training',
line2Name='validation',
savePath=self.ckptDir)
utils.save2file(log1, self.ckptDir, self.model)
self.writer.add_summary(summary, e)
self.saver.save(self.sess,
self.ckptDir + self.model + '-' + str(e))
self.test_procedure()
self.best_val_index = self.best_val_accuracy.index(
max(self.best_val_accuracy))
log2 = 'Highest Validation Accuracy : [%g], Epoch : [%g]' % (
self.best_val_accuracy[self.best_val_index],
self.best_val_index + 1)
utils.save2file(log2, self.ckptDir, self.model)
self.best_val_index_loss = self.best_val_loss.index(
min(self.best_val_loss))
log3 = 'Lowest Validation Loss : [%g], Epoch : [%g]' % (
self.best_val_loss[self.best_val_index_loss],
self.best_val_index_loss + 1)
utils.save2file(log3, self.ckptDir, self.model)