def validate(self, data_provider, graph, epochs=35, verbose=True):
if verbose:
print "epochs: %d" % epochs
with tf.Session(graph=graph, config=self.config) as sess:
sess.run(self.init)
stats, keys = initStats(epochs)
runTimes = []
for e in range(epochs):
(valid_error, valid_accuracy), runTime = getRunTime(lambda: validateEpoch(
inputs=self.inputs,
targets=self.targets,
sess=sess,
valid_data=data_provider,
error=self.error,
accuracy=self.accuracy,
extraFeedDict={self.training: False},
keep_prob_keys=[self.keep_prob_input, self.keep_prob_hidden]
))
runTimes.append(runTime)
if verbose:
print 'End epoch %02d (%.3f secs): err(valid)=%.2f, acc(valid)=%.2f, ' % \
(e + 1, runTime, valid_error, valid_accuracy)
stats = gatherStats(e, 0., 0., valid_error, valid_accuracy, stats)
if verbose:
print
return stats, keys, runTimes
def trainAndValidate(self, dataset_filename, logits_filename,
graph, input_keep_prob, hidden_keep_prob, epochs=35, verbose=True):
if verbose:
print "epochs: %d" % epochs
print "input_keep_prob: %f" % input_keep_prob
print "hidden_keep_prob: %f" % hidden_keep_prob
train_data, valid_data = self.loadAndGetDataProviders(dataset_filename=dataset_filename,
logits_filename=logits_filename)
with tf.Session(graph=graph, config=self.config) as sess:
sess.run(self.init)
stats, keys = initStats(epochs)
for e in range(epochs):
(train_error, train_accuracy), runTime = getRunTime(
lambda:
self.trainEpoch(
inputs=self.inputs,
targets=self.targets,
sess=sess,
train_data=train_data,
train_step=self.train_step,
error=self.error,
accuracy=self.accuracy,
extraFeedDict={
self.keep_prob_input: input_keep_prob,
self.keep_prob_hidden: hidden_keep_prob,
self.training: True
})
)
# print 'End epoch %02d (%.3f secs): err(train)=%.2f acc(train)=%.2f' % (e+1, runTime, train_error,train_accuracy)
if (e + 1) % 1 == 0:
valid_error, valid_accuracy = validateEpoch(
inputs=self.inputs,
targets=self.targets,
sess=sess,
valid_data=valid_data,
error=self.error,
accuracy=self.accuracy,
extraFeedDict={self.training: False},
keep_prob_keys=[self.keep_prob_input, self.keep_prob_hidden]
)
# print((' ' * 27) + 'err(valid)={0:.2f} acc(valid)={1:.2f}'.format(valid_error, valid_accuracy))
if verbose:
print 'End epoch %02d (%.3f secs):err(train)=%.2f,acc(train)=%.2f,err(valid)=%.2f,acc(valid)=%.2f, ' % \
(e + 1, runTime, train_error, train_accuracy, valid_error, valid_accuracy)
stats = gatherStats(e, train_error, train_accuracy,
valid_error, valid_accuracy, stats)
if verbose:
print
return stats, keys
def trainAndValidate(self, train_data, valid_data, state_size, graph, epochs=35, verbose=True,
logits_gathering_enabled=False, test_data=None):
"""onLogits(sess, logits, create_feed_dict, filename = 'msd-25-submission.csv')"""
if verbose:
print "epochs: %d" % epochs
print "rnn steps: %d" % train_data.num_steps
print "state size: %d" % state_size
logits_dict = None
max_valid_acc = 0.
with tf.Session(graph=graph, config=self.config) as sess:
sess.run(self.init)
stats, keys = initStats(epochs)
for e in range(epochs):
(train_error, train_accuracy), runTime = getRunTime(
lambda: self.trainEpoch(state_size=state_size, sess=sess, train_data=train_data, extraFeedDict={
self.training: True
})
)
# if (e + 1) % 1 == 0: #better calc it always
valid_error, valid_accuracy = self.validateEpoch(
state_size=state_size, sess=sess, valid_data=valid_data, extraFeedDict={
self.training: False
}
)
if valid_accuracy > max_valid_acc:
if logits_gathering_enabled:
logits_dict, _, _ = self.getLogits(
batch_size=self.batch_size, data_provider=valid_data, sess=sess, state_size=state_size
)
if test_data is not None:
self.createKaggleFile(batch_size=self.batch_size, data_provider=test_data, sess=sess,
state_size=state_size)
max_valid_acc = valid_accuracy
if verbose:
print 'End epoch %02d (%.3f secs): err(train)=%.2f, acc(train)=%.2f, err(valid)=%.2f, acc(valid)=%.2f, ' % \
(e + 1, runTime, train_error, train_accuracy, valid_error, valid_accuracy)
stats = gatherStats(e, train_error, train_accuracy,
valid_error, valid_accuracy, stats)
if verbose:
print
if logits_gathering_enabled:
return stats, keys, logits_dict
else:
return stats, keys
def run_until(self, targetValidAcc, maxEpochs, learning_rate, num_steps, state_size, verbose=True):
"""onLogits(sess, logits, create_feed_dict, filename = 'msd-25-submission.csv')"""
train_data, valid_data = self.loadAndGetDataProviders(num_steps=num_steps)
graph = self.getGraph(num_steps=num_steps, state_size=state_size, learningRate=learning_rate)
if verbose:
print "rnn steps: %d" % train_data.num_steps
print "state size: %d" % state_size
max_valid_acc = 0.
with tf.Session(graph=graph, config=self.config) as sess:
sess.run(self.init)
dynStats = DynStats()
valid_accuracy = 0.
epochCounter = 0
while valid_accuracy < targetValidAcc and epochCounter < maxEpochs:
(train_error, train_accuracy), runTime = getRunTime(
lambda: self.trainEpoch(state_size=state_size, sess=sess, train_data=train_data, extraFeedDict={
self.training: True
})
)
# if (e + 1) % 1 == 0: #better calc it always
valid_error, valid_accuracy = self.validateEpoch(
state_size=state_size, sess=sess, valid_data=valid_data, extraFeedDict={
self.training: False
}
)
if valid_accuracy > max_valid_acc:
max_valid_acc = valid_accuracy
if verbose:
print 'End epoch %02d (%.3f secs): err(train)=%.2f, acc(train)=%.2f, err(valid)=%.2f, acc(valid)=%.2f, ' % \
(epochCounter + 1, runTime, train_error, train_accuracy, valid_error, valid_accuracy)
print
dynStats.gatherStats(train_error=train_error, train_accuracy=train_accuracy,
valid_error=valid_error, valid_accuracy=valid_accuracy)
epochCounter += 1
if epochCounter < maxEpochs:
assert targetValidAcc > max_valid_acc
metric = epochCounter if epochCounter < maxEpochs else (maxEpochs * targetValidAcc / max_valid_acc)
return dynStats.stats, metric
def trainAndValidate(self,
train_data,
valid_data,
state_size,
graph,
num_steps,
epochs=35,
verbose=True):
if verbose:
print "epochs: %d" % epochs
print "rnn steps: %d" % num_steps
print "state size: %d" % state_size
with tf.Session(graph=graph, config=self.config) as sess:
sess.run(self.init)
stats, keys = initStats(epochs)
for e in range(epochs):
(train_error, train_accuracy), runTime = getRunTime(
lambda: self.trainEpoch(inputs=self.inputs,
targets=self.targets,
sess=sess,
train_data=train_data,
train_step=self.train_step,
error=self.error,
accuracy=self.accuracy))
if (e + 1) % 1 == 0:
valid_error, valid_accuracy = validateEpoch(
inputs=self.inputs,
targets=self.targets,
sess=sess,
valid_data=valid_data,
error=self.error,
accuracy=self.accuracy)
if verbose:
print 'End epoch %02d (%.3f secs): err(train)=%.2f, acc(train)=%.2f, err(valid)=%.2f, acc(valid)=%.2f, ' % \
(e + 1, runTime, train_error, train_accuracy, valid_error, valid_accuracy)
stats = gatherStats(e, train_error, train_accuracy,
valid_error, valid_accuracy, stats)
if verbose:
print
return stats, keys
def validate(self,
data_provider,
state_size,
graph,
epochs=35,
verbose=True):
"""onLogits(sess, logits, create_feed_dict, filename = 'msd-25-submission.csv')"""
if verbose:
print "epochs: %d" % epochs
print "rnn steps: %d" % data_provider.num_steps
print "state size: %d" % state_size
with tf.Session(graph=graph, config=self.config) as sess:
sess.run(self.init)
stats, keys = initStats(epochs)
for e in range(epochs):
(valid_error, valid_accuracy), runTime = getRunTime(
lambda: self.validateEpoch(state_size=state_size,
sess=sess,
valid_data=data_provider))
if verbose:
print 'End epoch %02d (%.3f secs): err(valid)=%.2f, acc(valid)=%.2f, ' % \
(e + 1, runTime, valid_error, valid_accuracy)
stats = gatherStats(e,
train_error=0.,
train_accuracy=0.,
valid_error=valid_error,
valid_accuracy=valid_accuracy,
stats=stats)
if verbose:
print
return stats, keys
def trainAndValidate_selfPaced(graph,
init,
error,
accuracy,
inputs,
targets,
training,
keep_probs,
train_step,
input_keep_prob,
hidden_keep_prob,
train_data,
valid_data,
num_curr_levels,
verbose=True):
if verbose:
print "input_keep_prob: %f" % input_keep_prob
print "hidden_keep_prob: %f" % hidden_keep_prob
keep_prob_dict = constructProbs(keep_probs,
cur_input_prob=input_keep_prob,
cur_hidden_prob=hidden_keep_prob)
with tf.Session(graph=graph, config=config) as sess:
sess.run(init)
dynStats = DynStats()
epoch_counter = 0
for cur_curr_level_index in range(num_curr_levels):
if verbose:
print "=====curr level: %d" % train_data.curriculum_level
valid_error, prevValidError = sys.maxint - 1, sys.maxint #dummy initialization
while valid_error < prevValidError:
(train_error, train_accuracy), runTime = getRunTime(
lambda: trainEpoch(inputs,
targets,
sess,
train_data,
train_step,
error,
accuracy,
extraFeedDict=merge_dicts(
keep_prob_dict, {training: True})))
if (epoch_counter + 1) % 1 == 0:
prevValidError = valid_error
valid_error, valid_accuracy = validateEpoch(
inputs,
targets,
sess,
valid_data,
error,
accuracy,
extraFeedDict={training: False},
keep_prob_keys=keep_probs)
if verbose:
print 'End epoch %02d (%.3f secs): err(train)=%.2f, acc(train)=%.2f, err(valid)=%.2f, acc(valid)=%.2f, ' % (
epoch_counter + 1, runTime, train_error,
train_accuracy, valid_error, valid_accuracy)
dynStats.gatherStats(train_error, train_accuracy, valid_error,
valid_accuracy)
epoch_counter += 1
train_data.updateCurriculumLevel()
if verbose:
print
return dynStats.stats, dynStats.keys
def trainAndValidate(graph,
init,
error,
accuracy,
inputs,
targets,
training,
keep_probs,
train_step,
input_keep_prob,
hidden_keep_prob,
train_data,
valid_data,
epochs=35,
verbose=True):
if verbose:
print "epochs: %d" % epochs
print "input_keep_prob: %f" % input_keep_prob
print "hidden_keep_prob: %f" % hidden_keep_prob
keep_prob_dict = constructProbs(keep_probs,
cur_input_prob=input_keep_prob,
cur_hidden_prob=hidden_keep_prob)
with tf.Session(graph=graph, config=config) as sess:
sess.run(init)
stats, keys = initStats(epochs)
for e in range(epochs):
(train_error,
train_accuracy), runTime = getRunTime(lambda: trainEpoch(
inputs,
targets,
sess,
train_data,
train_step,
error,
accuracy,
extraFeedDict=merge_dicts(keep_prob_dict, {training: True})))
#print 'End epoch %02d (%.3f secs): err(train)=%.2f acc(train)=%.2f' % (e+1, runTime, train_error,train_accuracy)
if (e + 1) % 1 == 0:
valid_error, valid_accuracy = validateEpoch(
inputs,
targets,
sess,
valid_data,
error,
accuracy,
extraFeedDict={training: False},
keep_prob_keys=keep_probs)
#print((' ' * 27) + 'err(valid)={0:.2f} acc(valid)={1:.2f}'.format(valid_error, valid_accuracy))
if verbose:
print 'End epoch %02d (%.3f secs): err(train)=%.2f, acc(train)=%.2f, err(valid)=%.2f, acc(valid)=%.2f, ' % (
e + 1, runTime, train_error, train_accuracy, valid_error,
valid_accuracy)
stats = gatherStats(e, train_error, train_accuracy, valid_error,
valid_accuracy, stats)
if verbose:
print
return stats, keys
