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run_exp_AB_phn_spkr.py
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run_exp_AB_phn_spkr.py
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"""Runs deep learning experiments on speech dataset.
Usage:
run_exp.py [--dataset-path=path] [--dataset-name=timit]
[--iterator-type=sentences] [--batch-size=100] [--nframes=13]
[--features=fbank] [--init-lr=0.001] [--epochs=500]
[--network-type=dropout_net] [--trainer-type=adadelta]
[--prefix-output-fname=my_prefix_42] [--debug-test] [--debug-print=0]
[--debug-time] [--debug-plot=0]
Options:
-h --help Show this screen
--version Show version
--dataset-path=str A valid path to the dataset
default is timit
--dataset-name=str Name of the dataset (for outputs/saves)
default is "timit"
--iterator-type=str "sentences" | "batch" | "dtw"
default is "sentences"
--batch-size=int Batch size, used only by the batch iterator
default is 100 (unused for "sentences" iterator type)
--nframes=int Number of frames to base the first layer on
default is 13
--features=str "fbank" | "MFCC" (some others are not tested)
default is "fbank"
--init-lr=float Initial learning rate for SGD
default is 0.001 (that is very low intentionally)
--epochs=int Max number of epochs (always early stopping)
default is 500
--network-type=str "dropout*" | "*" | "dropout_ab_net*"
default is "dropout_net"
--trainer-type=str "SGD" | "adagrad" | "adadelta"
default is "adadelta"
--prefix-output-fname=str An additional prefix to the output file name
default is "" (empty string)
--debug-test Flag that activates training on the test set
default is False, using it makes it True
--debug-print=int Level of debug printing. 0: nothing, 1: network
default is 0 2: epochs/iters related
--debug-time Flag that activates timing epoch duration
default is False, using it makes it True
--debug-plot=int Level of debug plotting, 1: costs
default is 0 >= 2: gradients & updates
"""
import socket, docopt, cPickle, time, sys, os
import numpy
import matplotlib
matplotlib.use('Agg')
try:
import prettyplotlib as ppl
except:
print >> sys.stderr, "you should install prettyplotlib"
import matplotlib.pyplot as plt
import joblib
import random
from random import shuffle
from prep_timit import load_data
from dataset_iterators import DatasetSentencesIterator
from dataset_iterators import DatasetDTWIterator, DatasetBatchIteratorPhn
from dataset_iterators import DatasetDTWWrdSpkrIterator, DatasetDTReWIterator
from layers import Linear, ReLU, SigmoidLayer, SoftPlus
from classifiers import LogisticRegression
from nnet_archs import ABNeuralNet2Outputs
from nnet_archs import DropoutABNeuralNet # TODO
DEFAULT_DATASET = '/fhgfs/bootphon/scratch/gsynnaeve/TIMIT/train_dev_test_split'
if socket.gethostname() == "syhws-MacBook-Pro.local":
DEFAULT_DATASET = '/Users/gabrielsynnaeve/postdoc/datasets/TIMIT_train_dev_test'
elif socket.gethostname() == "TODO": # TODO
DEFAULT_DATASET = '/media/bigdata/TIMIT_train_dev_test'
DEBUG = False
REDTW = False
DIM_EMBEDDING = 100
def print_mean_weights_biases(params):
for layer_ind, param in enumerate(params):
filler = "weight"
if layer_ind % 2:
filler = "bias"
print("layer %i mean %s values %f and std devs %f" % (layer_ind/2,
filler, numpy.mean(param.eval()), numpy.std(param.eval())))
def plot_costs(cost):
# TODO
pass
def rolling_avg_pgu(iteration, pgu, l):
# (iteration * pgu + l) / (iteration + 1)
assert len(l) == len(pgu)
ll = len(l)/3
params, gparams, updates = l[:ll], l[ll:-ll], l[-ll:]
mpars, mgpars, mupds = pgu[:ll], pgu[ll:-ll], pgu[-ll:]
ii = iteration + 1
return [(iteration * mpars[k] + p) / ii for k, p in enumerate(params)] +\
[(iteration * mgpars[k] + g) / ii for k, g in enumerate(gparams)] +\
[(iteration * mupds[k] + u) / ii for k, u in enumerate(updates)]
def plot_params_gradients_updates(n, l):
# TODO currently works only with THEANO_FLAGS="device=cpu" (not working on
#CudaNDArrays)
def plot_helper(li, ti, p):
if ppl == None:
print >> sys.stderr, "cannot plot this without prettyplotlib"
return
fig, ax = plt.subplots(1)
if li % 2:
title = "biases" + ti
ppl.bar(ax, numpy.arange(p.shape[0]), p) # TODO with plt
else:
title = "weights" + ti
ppl.pcolormesh(fig, ax, p) # TODO with plt
plt.title(title)
plt.savefig(title + ".png")
#ppl.show()
plt.close()
ll = len(l)/3
params, gparams, updates = l[:ll], l[ll:-ll], l[-ll:]
if DEBUG:
print "params"
print params
print "===================="
print "gparams" # TODO find out why not CudaNDArray here
print gparams
print "===================="
print "updates" # TODO find out why not CudaNDArray here
print updates
title_iter = "_%04i" % n
for layer_ind, param in enumerate(params):
title = "_for_layer_" + str(layer_ind/3) + title_iter
plot_helper(layer_ind, title, param)
for layer_ind, gparam in enumerate(gparams):
title = "_gradients_for_layer_" + str(layer_ind/3) + title_iter
plot_helper(layer_ind, title, gparam)
for layer_ind, update in enumerate(updates):
title = "_updates_for_layer_" + str(layer_ind/3) + title_iter
plot_helper(layer_ind, title, update)
def run(dataset_path=DEFAULT_DATASET, dataset_name='timit',
iterator_type=DatasetDTWIterator, batch_size=100,
nframes=13, features="fbank",
init_lr=0.01, max_epochs=500,
network_type="dropout_net", trainer_type="adadelta",
layers_types=[ReLU, ReLU, ReLU, ReLU, LogisticRegression],
layers_sizes=[2400, 2400, 2400, 2400],
dropout_rates=[0.2, 0.5, 0.5, 0.5, 0.5],
recurrent_connections=[],
prefix_fname='',
debug_on_test_only=False,
debug_print=0,
debug_time=False,
debug_plot=0):
"""
FIXME TODO
"""
output_file_name = dataset_name
if prefix_fname != "":
output_file_name = prefix_fname + "_" + dataset_name
output_file_name += "_" + features + str(nframes)
output_file_name += "_" + network_type + "_" + trainer_type
output_file_name += "_emb_" + str(DIM_EMBEDDING)
print "output file name:", output_file_name
n_ins = None
n_outs = None
print "loading dataset from", dataset_path
# TODO DO A FUNCTION
if dataset_path[-7:] != '.joblib':
print >> sys.stderr, "prepare your dataset with align_words.py or lucid.py or buckeye.py"
sys.exit(-1)
### LOADING DATA
data_same = joblib.load(dataset_path)
shuffle(data_same)
has_dev_and_test_set = True
has_test_set_only = False
dev_dataset_path = dataset_path[:-7].replace("train", "") + 'dev.joblib'
test_dataset_path = dataset_path[:-7].replace("train", "") + 'test.joblib'
dev_split_at = len(data_same)
test_split_at = len(data_same)
if not os.path.exists(dev_dataset_path) or not os.path.exists(test_dataset_path):
has_dev_and_test_set = False
if os.path.exists(test_dataset_path):
print >> sys.stderr, "DOESN'T HAVE A SEPARATED DEV SET, WE'LL SPLIT OUT OWN"
has_test_set_only = True
dev_split_at = int(0.9 * dev_split_at)
else:
print >> sys.stderr, "DOESN'T HAVE A SEPARATED DEV AND TEST SET, WE'LL SPLIT OUT OWNS"
dev_split_at = int(0.8 * dev_split_at)
test_split_at = int(0.9 * test_split_at)
print data_same[0]
print data_same[0][3].shape
n_ins = data_same[0][3].shape[1] * nframes
n_outs = DIM_EMBEDDING
normalize = True
min_max_scale = False
marginf = (nframes-1)/2 # TODO
### TRAIN SET
if has_dev_and_test_set:
train_set_iterator = DatasetDTWWrdSpkrIterator(data_same,
normalize=normalize, min_max_scale=min_max_scale,
scale_f1=None, scale_f2=None, nframes=nframes,
batch_size=batch_size, marginf=marginf)
else:
train_set_iterator = DatasetDTWWrdSpkrIterator(
data_same[:dev_split_at], normalize=normalize,
min_max_scale=min_max_scale, scale_f1=None, scale_f2=None,
nframes=nframes, batch_size=batch_size, marginf=marginf)
f1 = train_set_iterator._scale_f1
f2 = train_set_iterator._scale_f2
### DEV SET
if has_dev_and_test_set:
data_same = joblib.load(dev_dataset_path)
valid_set_iterator = DatasetDTWWrdSpkrIterator(data_same,
normalize=normalize, min_max_scale=min_max_scale,
scale_f1=f1, scale_f2=f2,
nframes=nframes, batch_size=batch_size, marginf=marginf)
else:
valid_set_iterator = DatasetDTWWrdSpkrIterator(
data_same[dev_split_at:test_split_at], normalize=normalize,
min_max_scale=min_max_scale, scale_f1=f1, scale_f2=f2,
nframes=nframes, batch_size=batch_size, marginf=marginf)
### TEST SET
if has_dev_and_test_set or has_test_set_only:
data_same = joblib.load(test_dataset_path)
test_set_iterator = DatasetDTWWrdSpkrIterator(data_same,
normalize=normalize, min_max_scale=min_max_scale,
scale_f1=f1, scale_f2=f2, nframes=nframes,
batch_size=batch_size, marginf=marginf)
else:
test_set_iterator = DatasetDTWWrdSpkrIterator(
data_same[test_split_at:], normalize=normalize,
min_max_scale=min_max_scale, scale_f1=f1, scale_f2=f2,
nframes=nframes, batch_size=batch_size, marginf=marginf)
assert n_ins != None
assert n_outs != None
# numpy random generator
numpy_rng = numpy.random.RandomState(123)
print '... building the model'
# TODO the proper network type other than just dropout or not
nnet = None
fast_dropout = False
if "dropout" in network_type:
nnet = DropoutABNeuralNet(numpy_rng=numpy_rng, # TODO with 2 Outputs
n_ins=n_ins,
layers_types=layers_types,
layers_sizes=layers_sizes,
n_outs=n_outs,
loss='cos_cos2',
rho=0.95,
eps=1.E-6,
max_norm=4.,
fast_drop=fast_dropout,
debugprint=debug_print)
else:
nnet = ABNeuralNet2Outputs(numpy_rng=numpy_rng,
n_ins=n_ins,
layers_types=layers_types,
layers_sizes=layers_sizes,
n_outs=n_outs,
loss='cos_cos2',
#loss='dot_prod',
rho=0.90,
eps=1.E-6,
max_norm=0.,
debugprint=debug_print)
print "Created a neural net as:",
print str(nnet)
# get the training, validation and testing function for the model
print '... getting the training functions'
print trainer_type
train_fn = None
if debug_plot or debug_print:
if trainer_type == "adadelta":
train_fn = nnet.get_adadelta_trainer(debug=True)
elif trainer_type == "adagrad":
train_fn = nnet.get_adagrad_trainer(debug=True)
else:
train_fn = nnet.get_SGD_trainer(debug=True)
else:
if trainer_type == "adadelta":
train_fn = nnet.get_adadelta_trainer()
elif trainer_type == "adagrad":
train_fn = nnet.get_adagrad_trainer()
else:
train_fn = nnet.get_SGD_trainer()
train_scoref_w = nnet.score_classif_same_diff_word_separated(train_set_iterator)
valid_scoref_w = nnet.score_classif_same_diff_word_separated(valid_set_iterator)
test_scoref_w = nnet.score_classif_same_diff_word_separated(test_set_iterator)
train_scoref_s = nnet.score_classif_same_diff_spkr_separated(train_set_iterator)
valid_scoref_s = nnet.score_classif_same_diff_spkr_separated(valid_set_iterator)
test_scoref_s = nnet.score_classif_same_diff_spkr_separated(test_set_iterator)
data_iterator = train_set_iterator
if debug_on_test_only:
print >> sys.stderr, "NOT IMPLEMENTED"
sys.exit(-1)
data_iterator = test_set_iterator
train_scoref_w = test_scoref_w
train_scoref_s = test_scoref_s
print '... training the model'
# early-stopping parameters
patience = 1000 # look as this many examples regardless TODO
patience_increase = 2. # wait this much longer when a new best is
# found
improvement_threshold = 0.995 # a relative improvement of this much is
# considered significant
best_validation_loss = numpy.inf
test_score = 0.
start_time = time.clock()
done_looping = False
epoch = 0
lr = init_lr
timer = None
if debug_plot:
print_mean_weights_biases(nnet.params)
#with open(output_file_name + 'epoch_0.pickle', 'wb') as f:
# cPickle.dump(nnet, f, protocol=-1)
while (epoch < max_epochs) and (not done_looping):
if REDTW and "ab_net" in network_type and ((epoch + 1) % 20) == 0:
print "recomputing DTW:"
data_iterator.recompute_DTW(nnet.transform_x1())
epoch = epoch + 1
avg_costs = []
avg_params_gradients_updates = []
if debug_time:
timer = time.time()
for iteration, (x, y) in enumerate(data_iterator):
#print "x[0][0]", x[0][0]
#print "x[1][0]", x[1][0]
#print "y[0][0]", y[0][0]
#print "y[1][0]", y[1][0]
avg_cost = 0.
if "delta" in trainer_type: # TODO remove need for this if
avg_cost = train_fn(x[0], x[1], y[0], y[1])
else:
avg_cost = train_fn(x[0], x[1], y[0], y[1], lr)
if debug_print >= 3:
print "cost:", avg_cost[0]
if debug_plot >= 2:
plot_costs(avg_cost[0])
if not len(avg_params_gradients_updates):
avg_params_gradients_updates = map(numpy.asarray, avg_cost[1:])
else:
avg_params_gradients_updates = rolling_avg_pgu(
iteration, avg_params_gradients_updates,
map(numpy.asarray, avg_cost[1:]))
if debug_plot >= 3:
plot_params_gradients_updates(iteration, avg_cost[1:])
if type(avg_cost) == list:
avg_costs.append(avg_cost[0])
else:
avg_costs.append(avg_cost)
if debug_print >= 2:
print_mean_weights_biases(nnet.params)
if debug_plot >= 2:
plot_params_gradients_updates(epoch, avg_params_gradients_updates)
if debug_time:
print(' epoch %i took %f seconds' % (epoch, time.time() - timer))
avg_cost = numpy.mean(avg_costs)
if numpy.isnan(avg_cost):
print("avg costs is NaN so we're stopping here!")
break
print(' epoch %i, avg costs %f' % \
(epoch, avg_cost))
tmp_train = zip(*train_scoref_w())
print(' epoch %i, training sim same words %f, diff words %f' % \
(epoch, numpy.mean(tmp_train[0]), numpy.mean(tmp_train[1])))
tmp_train = zip(*train_scoref_s())
print(' epoch %i, training sim same spkrs %f, diff spkrs %f' % \
(epoch, numpy.mean(tmp_train[0]), numpy.mean(tmp_train[1])))
# TODO update lr(t) = lr(0) / (1 + lr(0) * lambda * t)
lr = numpy.float32(init_lr / (numpy.sqrt(iteration) + 1.)) ### TODO
#lr = numpy.float32(init_lr / (iteration + 1.)) ### TODO
# or another scheme for learning rate decay
#with open(output_file_name + 'epoch_' +str(epoch) + '.pickle', 'wb') as f:
# cPickle.dump(nnet, f, protocol=-1)
if debug_on_test_only:
continue
# we check the validation loss on every epoch
validation_losses_w = zip(*valid_scoref_w())
validation_losses_s = zip(*valid_scoref_s())
this_validation_loss = 0.25*(1.-numpy.mean(validation_losses_w[0])) +\
0.25*numpy.mean(validation_losses_w[1]) +\
0.25*(1.-numpy.mean(validation_losses_s[0])) +\
0.25*numpy.mean(validation_losses_s[1])
print(' epoch %i, valid sim same words %f, diff words %f' % \
(epoch, numpy.mean(validation_losses_w[0]), numpy.mean(validation_losses_w[1])))
print(' epoch %i, valid sim same spkrs %f, diff spkrs %f' % \
(epoch, numpy.mean(validation_losses_s[0]), numpy.mean(validation_losses_s[1])))
# if we got the best validation score until now
if this_validation_loss < best_validation_loss:
with open(output_file_name + '.pickle', 'wb') as f:
cPickle.dump(nnet, f, protocol=-1)
# improve patience if loss improvement is good enough
if (this_validation_loss < best_validation_loss *
improvement_threshold):
patience = max(patience, iteration * patience_increase)
# save best validation score and iteration number
best_validation_loss = this_validation_loss
# test it on the test set
test_losses_w = zip(*test_scoref_w())
test_losses_s = zip(*test_scoref_s())
print(' epoch %i, test sim same words %f, diff words %f' % \
(epoch, numpy.mean(test_losses_w[0]), numpy.mean(test_losses_w[1])))
print(' epoch %i, test sim same spkrs %f, diff spkrs %f' % \
(epoch, numpy.mean(test_losses_s[0]), numpy.mean(test_losses_s[1])))
if patience <= iteration: # TODO correct that
done_looping = True
break
end_time = time.clock()
print(('Optimization complete with best validation score of %f, '
'with test performance %f') %
(best_validation_loss, test_score))
print >> sys.stderr, ('The fine tuning code for file ' +
os.path.split(__file__)[1] +
' ran for %.2fm' % ((end_time - start_time)
/ 60.))
with open(output_file_name + '_final.pickle', 'wb') as f:
cPickle.dump(nnet, f, protocol=-1)
if __name__=='__main__':
arguments = docopt.docopt(__doc__, version='run_exp version 0.1')
dataset_path=DEFAULT_DATASET
if arguments['--dataset-path'] != None:
dataset_path = arguments['--dataset-path']
dataset_name = 'timit'
if arguments['--dataset-name'] != None:
dataset_name = arguments['--dataset-name']
iterator_type = DatasetSentencesIterator
if arguments['--iterator-type'] != None:
if "sentences" in arguments['--iterator-type']:
iterator_type = DatasetSentencesIterator
elif "dtw" in arguments['--iterator-type']:
if "spkr" in arguments['--iterator-type']:
iterator_type = DatasetDTWWrdSpkrIterator
else:
if REDTW:
iterator_type = DatasetDTReWIterator
else:
iterator_type = DatasetDTWIterator
else:
iterator_type = DatasetBatchIteratorPhn # TODO
batch_size = 100
if arguments['--batch-size'] != None:
batch_size = int(arguments['--batch-size'])
nframes = 13
if arguments['--nframes'] != None:
nframes = int(arguments['--nframes'])
features = 'fbank'
if arguments['--features'] != None:
features = arguments['--features']
init_lr = 0.01
if arguments['--init-lr'] != None:
init_lr = float(arguments['--init-lr'])
max_epochs = 500
if arguments['--epochs'] != None:
max_epochs = int(arguments['--epochs'])
network_type = 'dropout_net'
if arguments['--network-type'] != None:
network_type = arguments['--network-type']
trainer_type = 'adadelta'
if arguments['--trainer-type'] != None:
trainer_type = arguments['--trainer-type']
prefix_fname = ''
if arguments['--prefix-output-fname'] != None:
prefix_fname = arguments['--prefix-output-fname']
debug_on_test_only = False
if arguments['--debug-test']:
debug_on_test_only = True
debug_print = 0
if arguments['--debug-print']:
debug_print = int(arguments['--debug-print'])
debug_time = False
if arguments['--debug-time']:
debug_time = True
debug_plot = 0
if arguments['--debug-plot']:
debug_plot = int(arguments['--debug-plot'])
run(dataset_path=dataset_path, dataset_name=dataset_name,
iterator_type=iterator_type, batch_size=batch_size,
nframes=nframes, features=features,
init_lr=init_lr, max_epochs=max_epochs,
network_type=network_type, trainer_type=trainer_type,
#layers_types=[ReLU, ReLU, ReLU, SigmoidLayer],
#layers_types=[ReLU, ReLU, ReLU, ReLU],
#layers_types=[SoftPlus, SoftPlus, SoftPlus, SoftPlus],
#layers_sizes=[1000, 1000, 1000],
#dropout_rates=[0.2, 0.5, 0.5, 0.5],
#layers_types=[ReLU, SigmoidLayer],
#layers_types=[ReLU, ReLU],
#layers_types=[SigmoidLayer, SigmoidLayer],
#layers_sizes=[200],
#layers_types=[ReLU, ReLU, ReLU],
layers_types=[SigmoidLayer, SigmoidLayer, SigmoidLayer],
layers_sizes=[500, 500],
#layers_types=[SigmoidLayer, SigmoidLayer, SigmoidLayer, SigmoidLayer, SigmoidLayer],
#layers_sizes=[1000, 1000, 1000, 1000],
#layers_types=[ReLU],
#layers_sizes=[],
recurrent_connections=[], # TODO in opts
prefix_fname=prefix_fname,
debug_on_test_only=debug_on_test_only,
debug_print=debug_print,
debug_time=debug_time,
debug_plot=debug_plot)
# TODO I-vector features that are averaged at least on a whole word (UBM like)
#THEANO_FLAGS='device=gpu0' python run_exp_AB_phn_spkr.py --dataset-path=LUCID_9chars.joblib --dataset-name=LUCID_9chars --nframes=7 --network-type=abnet --debug-print=1 --debug-time
# and (not done_looping):THEANO_FLAGS="device=gpu0" python run_exp_AB_phn_spkr.py --dataset-path=BUCKEYE_test.joblib --dataset-name="buckeye_dtw_word_spkr" --prefix-output-fname="small_coscos2_WORD_ONLY" --iterator-type=dtw --network-type=ab_net --epochs=2000 --nframes=11 --debug-print=1 --debug-plot=0 --debug-time
#THEANO_FLAGS='device=gpu0' python run_exp_AB_phn_spkr.py --dataset-path=LUCID_9chars.joblib --dataset-name=LUCID_9chars --nframes=7 --network-type=abnet --debug-print=1 --debug-time
#THEANO_FLAGS="device=gpu0" python run_exp_AB_phn_spkr.py --dataset-path=BUCKEYE_test.joblib --dataset-name="buckeye_dtw_word_spkr" --prefix-output-fname="small_coscos2_WORD_ONLY" --iterator-type=dtw --network-type=ab_net --epochs=2000 --nframes=11 --debug-print=1 --debug-plot=0 --debug-time