def test_model(self):
if not self.config.is_training:
# initialize variables
tf.global_variables_initializer().run()
# load model
if self.load_model():
print('load model successfully')
else:
print('fail to load model')
start_time = time.time()
datasource = get_data(self.config.dataset, is_training=False)
gen_data = gen_batch_data(datasource, self.batchsize, is_training=False)
ites_per_epoch = int(len(datasource.images)/self.batchsize)
accuracy = []
for ite in range(ites_per_epoch):
images, labels = next(gen_data)
accuracy_per_epoch = self.sess.run([self.accuracy], feed_dict={
self.input_test:images,
self.one_hot_labels:labels
})
accuracy.append(accuracy_per_epoch[0])
acc = np.mean(accuracy)
end_time = time.time()
FPS=1000.0/(end_time - start_time)
print('FPS:{}'.format(FPS))
print('total time:{}'.format(end_time - start_time))
print('--test epoch -- accuracy:{:.4f}'.format(acc))
def test_model(self):
if not self.config.is_training:
try:
tf.global_variables_initializer().run()
except:
tf.initialize_all_variables().run()
is_load = self.load_model()
if is_load:
print('[***]load model successfully')
else:
print('[!!!]fail to load model')
return
datasource = get_data(self.config.datasets, is_training=False)
gen_data = gen_batch_data(datasource,
self.batchsize,
is_training=False)
ites = int(len(datasource.images) / self.batchsize)
counter = 0
for ite in range(ites):
images, labels = next(gen_data)
tmp = self.sess.run(self.accuracy_counter,
feed_dict={
self.input_images: images,
self.input_labels: labels
})
counter = counter + tmp
accuracy = float(counter) / float(ites * self.batchsize)
return accuracy
def train_model(self):
# initialize variables
try:
tf.global_variables_initializer().run()
except:
tf.initialize_all_variables().run()
# load model if model is exist
bool_load = self.load_model()
if bool_load:
print('[***] load model successfully')
else:
print('[!!!] fail to load model')
# get mnist dataset
datasource = get_data(data_type=self.config.dataset,
is_training=self.config.is_training)
data_gen = gen_batch_data(batchsize=self.batchsize,
datasource=datasource)
counter = 0
for epoch in range(self.config.epoch):
# save model per 10 epoches
print('epoch:{}'.format(epoch))
if np.mod(epoch, 10) == 0:
self.save_model()
for ite in tqdm(range(50000 / self.batchsize)):
input_x, _ = next(data_gen)
noise_z = np.random.uniform(-1,
1,
size=[self.batchsize,
self.z_dim]).astype(np.float)
# optimize discriminator
_, d_loss, summaries = self.sess.run(
[self.d_optim, self.d_loss, self.summaries],
feed_dict={
self.z: noise_z,
self.input_x: input_x
})
# optimize generator
_, g_loss = self.sess.run([self.g_optim, self.g_loss],
feed_dict={self.z: noise_z})
# optimize generator
_, g_loss = self.sess.run([self.g_optim, self.g_loss],
feed_dict={self.z: noise_z})
# sample image during training phase
if np.mod(ite, 100) == 0:
sample = self.sample.eval({self.z: noise_z})
save_image([8, 8], '{}/sample_{:3d}_{:4d}.png'.format(
self.config.sample_dir, epoch, ite), sample)
# save_image([8,8], '{}/input_{:3d}_{:4d}.png'.format(self.config.sample_dir, epoch, ite), input_x)
# visualize loss in browser using tensorboard
counter = counter + 1
self.summary_writer.add_summary(summaries, global_step=counter)
def train_model(self):
try:
tf.global_variables_initializer().run()
except:
tf.initialize_all_variables().run()
is_load = self.load_model()
if is_load:
print('[***]load model successfully')
else:
print('[!!!]fail to load model')
# load training data
datasource = get_data(self.config.datasets)
gen_data = gen_batch_data(datasource, self.batchsize)
idxs = int(len(datasource.images) / self.batchsize)
step = 0
for epoch in range(self.config.epochs):
counter = 0
for idx in tqdm(range(idxs)):
images, labels = next(gen_data)
_, loss, summaries, train_counter = self.sess.run(
[
self.optim, self.loss, self.summaries,
self.accuracy_counter
],
feed_dict={
self.input_images: images,
self.input_labels: labels
})
counter = counter + train_counter
step = step + 1
self.summary_writer.add_summary(summaries, global_step=step)
train_accuracy = float(counter) / (idxs * self.batchsize)
print('epoch[{}/{}]:training accuracy:{:.4f}'.format(
epoch, self.config.epochs, train_accuracy))
if np.mod(epoch, 5) == 0:
test_accuracy = self.test_model()
print('epoch[{}/{}]:testing accuracy:{:.4f}'.format(
epoch, self.config.epochs, test_accuracy))
if np.mod(epoch, 10) == 0:
self.save_model()
def train_model(self):
# initialize variables
try:
tf.global_variables_initializer().run()
except:
tf.initialize_all_variables().run()
# load model if model is exist
bool_load = self.load_model()
if bool_load:
print('[***] load model successfully')
else:
print('[!!!] fail to load model')
# get mnist dataset
datasource = get_data(data_type=self.config.dataset,
is_training=self.config.is_training)
data_gen = gen_batch_data(batchsize=self.batchsize,
datasource=datasource)
counter = 0
for epoch in range(self.config.epoch):
# model testing per epoch
self.test_model()
# save model per 10 epoches
print('epoch:{}'.format(epoch))
if np.mod(epoch, 10) == 0:
self.save_model()
for ite in tqdm(range(50000 / self.batchsize)):
input_x, input_label = next(data_gen)
# optimization
_, loss, summaries = self.sess.run(
[self.optim, self.loss, self.summaries],
feed_dict={
self.input_x: input_x,
self.input_label: input_label
})
# visualize loss in browser using tensorboard
counter = counter + 1
self.summary_writer.add_summary(summaries, global_step=counter)
def train_model(self):
# initialize variables
tf.global_variables_initializer().run()
# load model
if self.load_model():
print('load model successfully')
else:
print('fail to load model')
# get datasource
datasource = get_data(self.config.dataset, is_training=True)
gen_data = gen_batch_data(datasource, self.batchsize, is_training=True)
ites_per_epoch = int(len(datasource.images) / self.batchsize)
step = 0
for epoch in range(self.config.epochs):
for ite in tqdm(range(ites_per_epoch)):
images, labels = next(gen_data)
_, loss, accuracy, summaries = self.sess.run(
[
self.rmsprop_optim, self.loss, self.accuracy,
self.summaries
],
feed_dict={
self.input_train: images,
self.input_test: images,
self.one_hot_labels: labels
})
step = step + 1
self.summary_writer.add_summary(summaries, global_step=step)
# test model
if np.mod(epoch, 1) == 0:
print('--epoch_{} -- training accuracy:{}'.format(
epoch, accuracy))
self.test_model()
# save model
if np.mod(epoch, 5) == 0:
self.save_model()
