def main(cube_dir, hyperband_iterations, max_epochs):
device_name = tf.test.gpu_device_name()
if device_name != '/device:GPU:0':
raise SystemError('GPU device not found')
logging.info('Found GPU at: {}'.format(device_name))
x, y, val_x, val_y = deep_emulator.data(cube_dir, rescale=True)
tuner = Hyperband(
build_model,
objective='val_mean_absolute_error',
hyperband_iterations=hyperband_iterations,
max_epochs=max_epochs,
directory='results/hyperband',
project_name='agnfinder_5layer_dropout'
)
early_stopping = keras.callbacks.EarlyStopping(restore_best_weights=True)
tuner.search(
x,
y,
callbacks=[early_stopping],
validation_data=(val_x, val_y),
batch_size=1024
)
tuner.results_summary()
models = tuner.get_best_models(num_models=5)
for n, model in enumerate(models):
logging.info(f'Model {n}')
logging.info(model.summary())
def find_best_NN(x_train_main, y_train_main):
tuner = Hyperband(build_model, objective="loss", max_epochs=10, hyperband_iterations=10)
tuner.search(x_train, y_train, batch_size=1, epochs=10, validation_split=0.3)
tuner.results_summary()
print("\n\n\n")
print("\n\n\nHERE IS THE BEST MODEL\n\n\n")
best_params = tuner.get_best_hyperparameters()[0]
best_model = tuner.hypermodel.build(best_params)
best_model.summary()
return best_model
def find_best(x_train, y_train):
# создаю тюнер, который сможет подобрать оптимальную архитектуру модели
tuner = Hyperband(build_model, objective="loss", max_epochs=10, hyperband_iterations=3)
print("\n\n\n")
# начинается автоматический подбор гиперпараметров
print('[INFO] start searching')
tuner.search(x_train, y_train, batch_size=128, epochs=10, validation_split=0.2)
# выбираем лучшую модель
print("\n\n\nRESULTS SUMMARY")
tuner.results_summary()
print("\n\n\n")
# получаем лучшую модель
print("\n\n\nHERE IS THE BEST MODEL\n\n\n")
best_params = tuner.get_best_hyperparameters()[0]
best_model = tuner.hypermodel.build(best_params)
best_model.summary()
return best_model
def hypermodel_exec(x_train, x_test, y_train, y_test):
SEED = 17
MAX_TRIALS = 40
EXECUTION_PER_TRIAL = 3
HYPERBAND_MAX_EPOCHS = 20
NUM_CLASSES = 1 # One sigmoid neuron for binary classification
INPUT_SHAPE = (32, 32, 3
) # Depends on embedding type and bp lenght of dataset
N_EPOCH_SEARCH = 40
np.random.seed(SEED)
hypermodel = HotCNNHyperModel(input_shape=INPUT_SHAPE,
num_classes=NUM_CLASSES)
# tuner = RandomSearch(
# hypermodel,
# objective='val_loss',
# seed=SEED,
# max_trials=MAX_TRIALS,
# executions_per_trial=EXECUTION_PER_TRIAL,
# directory='random_search',
# project_name='hot_cnn_promoter_01'
# )
tuner = Hyperband(hypermodel,
max_epochs=HYPERBAND_MAX_EPOCHS,
objective='val_accuracy',
seed=SEED,
executions_per_trial=EXECUTION_PER_TRIAL,
directory='hyperband',
project_name='hot_cnn_promoter_01')
tuner.search_space_summary()
tuner.search(x_train, y_train, epochs=N_EPOCH_SEARCH, validation_split=0.1)
# Show a summary of the search
tuner.results_summary()
# Retrieve the best model.
best_model = tuner.get_best_models(num_models=1)[0]
# Evaluate the best model.
loss, accuracy = best_model.evaluate(x_test, y_test)
hyperband_iterations=2,
directory='HyperBandTrials',
project_name='PressureOpti_hl')
# Defining the Early Stopping Function
early_stopping_callback = EarlyStopping(monitor='val_mape',
patience=500,
min_delta=1e-4,
restore_best_weights=True,
mode='auto',
verbose=True)
tuner.search_space_summary()
print(model.summary())
tuner.search(X_train,
y_train,
epochs=2000,
validation_data=(X_test, y_test),
callbacks=[early_stopping_callback])
models = tuner.get_best_models(num_models=2)
models[0].save(
'/mnt/IMP/Work/Thesis/NeuralNetwork/DeepLearning-RarefiedFlows/SavedModels/Pressure/HyperBand_hl/Best_Model_1'
)
models[1].save(
'/mnt/IMP/Work/Thesis/NeuralNetwork/DeepLearning-RarefiedFlows/SavedModels/Pressure/HyperBand_hl/Best_Model_2'
)
tuner.results_summary()
hyperband_iterations=3)
#print total search space
tuner_hb.search_space_summary()
#search through the total search space
tuner_hb.search(train_generator,
epochs=500,
verbose=1,
validation_data=(img_test, mask_test))
#save best model and hyperparameters
best_model = tuner_hb.get_best_models(1)[0]
best_hyperparameters = tuner_hb.get_best_hyperparameters(1)[0]
print(tuner_hb.get_best_hyperparameters(1))
#
model_json = best_model.to_json()
with open("hp_bce_all_basicUNet_model.json", "w") as json_file:
json_file.write(model_json)
# serialize weights to HDF5
best_model.save_weights("hp_bce_all_tune_basicUNet_tuner_model.h5")
with open('best_LGG_basicUNet_Param.txt', 'w') as f:
print(best_hyperparameters, file=f)
print("Saved model to disk")
print(best_hyperparameters)
tuner_hb.results_summary() #print best 10 models
train_generator = train_datagen.flow(
img_overall_train, mask_overall_train,
batch_size=16)
val_generator = train_datagen.flow(
img_test, mask_test)
tuner_hb.search(train_generator,epochs = 500,verbose = 1,validation_data = (img_test,mask_test))
best_model = tuner_hb.get_best_models(1)[0]
best_hyperparameters = tuner_hb.get_best_hyperparameters(1)[0]
print(tuner_hb.get_best_hyperparameters(1))
#
model_json = best_model.to_json()
with open("hp_bce_all_basicUNet_model.json", "w") as json_file:
json_file.write(model_json)
# serialize weights to HDF5
best_model.save_weights("hp_bce_all_tune_basicUNet_tuner_model.h5")
with open('best_LGG_basicUNet_Param.txt', 'w') as f:
print(best_hyperparameters, file=f)
print("Saved model to disk")
print(best_hyperparameters)
tuner_hb.results_summary()
# print(f'train_labels: \n{train_labels}')
# '''
# model = build_model()
# Build tuner
tuner = Hyperband(build_model,
objective='mse',
max_epochs=100,
executions_per_trial=5,
directory='tuning',
project_name='tuning')
print(tuner.search_space_summary())
# Build tensorflow dataset
dataset = tf.data.Dataset.from_tensor_slices(
(train_data, train_labels)).batch(128)
# Train Model
tuner.search(
dataset,
shuffle=True,
epochs=500, # war 10000
verbose=0)
model = tuner.get_best_models(num_models=1)
print(tuner.results_summary())
# Save model
# model.save('model.h5')
validate_model(model, test_data, test_labels)
# validate_model(model, train_data, train_labels)
# '''
def main(variant):
HYPERBAND_MAX_EPOCHS = 50
EXECUTION_PER_TRIAL = 2
SEED = 13377331
# ,'../data/FunLines/task-1/preproc/2_concat_train.bin'
train_path, dev_path, test_path = [
'../data/task-1/preproc/2_concat_train.bin'
], ['../data/task-1/preproc/2_concat_dev.bin'
], ['../data/task-1/preproc/2_concat_test.bin']
if variant == 'HUMOR':
params = json.load(open("./lib/models/tuning/model.json", 'r'))
train_data = load_data(train_path)
dev_data = load_data(dev_path)
test_data = load_data(test_path)
features = [
PhoneticFeature, PositionFeature, DistanceFeature, SentLenFeature,
NellKbFeature
]
train_data.AddFeatures(features)
dev_data.AddFeatures(features)
test_data.AddFeatures(features)
features, train_y = train_data.GetFeatureVectors(
), train_data.GetGrades()
ins = {"FeatureInput": features[:, :4]}
i = 4
ins["EntityInput"] = features[:, i:]
# text = np.load('../data/task-1/train_replaced.npy', allow_pickle=True) #
text = train_data.GetReplaced()
ins["ReplacedInput"] = text
# text = np.load('../data/task-1/train_edit.npy', allow_pickle=True) #
text = train_data.GetEdits()
ins["ReplacementInput"] = text
# Dev data
dev_features, dev_y = dev_data.GetFeatureVectors(), dev_data.GetGrades(
)
devIns = {"FeatureInput": dev_features[:, :4]}
i = 4
devIns["EntityInput"] = dev_features[:, i:]
# text = np.load('../data/task-1/dev_replaced.npy', allow_pickle=True) #
text = dev_data.GetReplaced()
devIns["ReplacedInput"] = text
# text = np.load('../data/task-1/dev_edit.npy', allow_pickle=True) #
text = dev_data.GetEdits()
devIns["ReplacementInput"] = text
# Test data
test_features, test_y = test_data.GetFeatureVectors(
), test_data.GetGrades()
testIns = {"FeatureInput": test_features[:, :4]}
i = 4
testIns["EntityInput"] = test_features[:, i:]
# text = np.load('../data/task-1/test_replaced.npy', allow_pickle=True) #
text = test_data.GetReplaced()
testIns["ReplacedInput"] = text
# text = np.load('../data/task-1/test_edit.npy', allow_pickle=True) #
text = test_data.GetEdits()
testIns["ReplacementInput"] = text
early = tf.keras.callbacks.EarlyStopping(
monitor='val_root_mean_squared_error',
min_delta=0.0001,
patience=5,
mode='min',
restore_best_weights=True)
score = []
for i in range(10):
model = create_HUMOR2_model(4, 25, 128, params["hyperparameters"])
model.fit(x=ins,
y=train_y,
validation_data=(devIns, dev_y),
batch_size=16,
epochs=40,
shuffle=True,
callbacks=[early])
preds = model.predict(testIns)
score.append(
mean_squared_error(test_y, round_numbers(preds),
squared=False))
print(score[i])
del model
# tf.reset_default_graph()
tf.keras.backend.clear_session()
gc.collect()
score = np.array(score)
print(f'{variant}: Mean: {score.mean()}, STD: {score.std()}')
elif variant == 'HUMOR2':
params = json.load(open("./lib/models/tuning/model2.json", 'r'))
train_data = load_data(train_path)
dev_data = load_data(dev_path)
test_data = load_data(test_path)
features = [
PhoneticFeature, PositionFeature, DistanceFeature, SentLenFeature,
NellKbFeature, AlbertTokenizer
]
train_data.AddFeatures(features)
dev_data.AddFeatures(features)
test_data.AddFeatures(features)
features, train_y = train_data.GetFeatureVectors(
), train_data.GetGrades()
ins = {"FeatureInput": features[:, :4]}
i = 4
ins["EntityInput"] = features[:, i:i + 25]
i += 25
ins["input_word_ids"] = features[:, i:i + 128]
i += 128
ins["segment_ids"] = features[:, i:i + 128]
i += 128
ins["input_mask"] = features[:, i:i + 128]
text = train_data.GetReplaced()
ins["ReplacedInput"] = text
text = train_data.GetEdits()
ins["ReplacementInput"] = text
# Dev data
dev_features, dev_y = dev_data.GetFeatureVectors(), dev_data.GetGrades(
)
devIns = {"FeatureInput": dev_features[:, :4]}
i = 4
devIns["EntityInput"] = dev_features[:, i:i + 25]
i += 25
devIns["input_word_ids"] = dev_features[:, i:i + 128]
i += 128
devIns["segment_ids"] = dev_features[:, i:i + 128]
i += 128
devIns["input_mask"] = dev_features[:, i:i + 128]
text = dev_data.GetReplaced()
devIns["ReplacedInput"] = text
text = dev_data.GetEdits()
devIns["ReplacementInput"] = text
# Test data
test_features, test_y = test_data.GetFeatureVectors(
), test_data.GetGrades()
testIns = {"FeatureInput": test_features[:, :4]}
i = 4
testIns["EntityInput"] = test_features[:, i:i + 25]
i += 25
testIns["input_word_ids"] = test_features[:, i:i + 128]
i += 128
testIns["segment_ids"] = test_features[:, i:i + 128]
i += 128
testIns["input_mask"] = test_features[:, i:i + 128]
text = test_data.GetReplaced()
testIns["ReplacedInput"] = text
text = test_data.GetEdits()
testIns["ReplacementInput"] = text
early = tf.keras.callbacks.EarlyStopping(
monitor='val_root_mean_squared_error',
min_delta=0.0001,
patience=5,
mode='min',
restore_best_weights=True)
score = []
for i in range(10):
model = create_HUMOR2_model(4, 25, 128, params["hyperparameters"])
model.fit(x=ins,
y=train_y,
validation_data=(devIns, dev_y),
batch_size=16,
epochs=25,
shuffle=True,
callbacks=[early])
preds = model.predict(testIns)
score.append(mean_squared_error(test_y, preds, squared=False))
del model
# tf.reset_default_graph()
tf.keras.backend.clear_session()
gc.collect()
score = np.array(score)
print(f'{variant}: Mean: {score.mean()}, STD: {score.std()}')
elif variant == 'TASK2INFER':
model = './headline_regression/20200308-194029-BEST/weights/final.hdf5'
infer = Task2Inference(model,
'../data/task-2/preproc/2_concat_test.bin')
infer.predict('../data/task-2/predictions/task-2-output.csv')
elif variant == 'TESTINFER':
preds = 'task-1-output.context.csv'
test = load_data(test_path)
y = test.GetGrades()
with open(preds, 'r') as f:
i = 0
pred_list = []
for line in f:
if i == 0:
i = 1
else:
pred_list.append(float(line.strip().split(',')[1]))
rmse = mean_squared_error(y, np.array(pred_list), squared=False)
print(rmse)
elif variant == 'NAM':
model = create_NAM_model(1, 181544, 832)
data_path = '../data/NELL/NELLRDF.xml'
ent_vocab = '../data/NELL/NELLWordNetVocab.txt'
rel_vocab = '../data/NELL/NELLRelVocab.txt'
trainer = NAMTraining(model, data_path, ent_vocab, rel_vocab)
trainer.train(30, 2048)
trainer.test()
elif variant == 'TUNING':
model = HumorTuner(4, 20)
tuner = Hyperband(model,
max_epochs=HYPERBAND_MAX_EPOCHS,
objective=kerastuner.Objective(
"val_root_mean_squared_error", direction="min"),
seed=SEED,
executions_per_trial=EXECUTION_PER_TRIAL,
hyperband_iterations=2,
directory=f'tuning_hyperband',
project_name='ContextHumor')
tuner.search_space_summary()
## Loading the data
train_data = load_data(train_path)
dev_data = load_data(dev_path)
features = [
PhoneticFeature, PositionFeature, DistanceFeature, SentLenFeature,
NellKbFeature
]
train_data.AddFeatures(features)
dev_data.AddFeatures(features)
features, train_y = train_data.GetFeatureVectors(
), train_data.GetGrades()
ins = {"FeatureInput": features[:, :4]}
i = 4
ins["EntityInput"] = features[:, i:i + 20]
ins["ReplacedInput"] = train_data.GetReplaced()
ins["ReplacementInput"] = train_data.GetEdits()
# Dev data
dev_features, dev_y = dev_data.GetFeatureVectors(), dev_data.GetGrades(
)
devIns = {"FeatureInput": dev_features[:, :4]}
i = 4
devIns["EntityInput"] = dev_features[:, i:i + 20]
devIns["ReplacedInput"] = dev_data.GetReplaced()
devIns["ReplacementInput"] = dev_data.GetEdits()
early = tf.keras.callbacks.EarlyStopping(
monitor='val_root_mean_squared_error',
min_delta=0.0005,
patience=2,
mode='min',
restore_best_weights=True)
tuner.oracle.hyperband_iterations = 2
tuner.search(ins,
train_y,
epochs=HYPERBAND_MAX_EPOCHS,
batch_size=64,
validation_data=(devIns, dev_y),
callbacks=[early])
tuner.results_summary()
elif variant == 'TUNINGSERVER':
params = json.load(open("./lib/models/tuning/model.json", 'r'))
model = HumorTunerServer(4, 20, 128, params["hyperparameters"])
tuner = Hyperband(model,
max_epochs=HYPERBAND_MAX_EPOCHS,
objective=kerastuner.Objective(
"val_root_mean_squared_error", direction="min"),
seed=SEED,
executions_per_trial=EXECUTION_PER_TRIAL,
hyperband_iterations=1,
directory=f'tuning_hyperband',
project_name='ContextHumor')
tuner.search_space_summary()
## Loading the data
train_data = load_data(train_path)
dev_data = load_data(dev_path)
features = [
PhoneticFeature, PositionFeature, DistanceFeature, SentLenFeature,
NellKbFeature, AlbertTokenizer
]
train_data.AddFeatures(features)
dev_data.AddFeatures(features)
features, train_y = train_data.GetFeatureVectors(
), train_data.GetGrades()
ins = {"FeatureInput": features[:, :4]}
i = 4
ins["EntityInput"] = features[:, i:i + 20]
i += 20
ins["input_word_ids"] = features[:, i:i + 128]
i += 128
ins["segment_ids"] = features[:, i:i + 128]
i += 128
ins["input_mask"] = features[:, i:i + 128]
text = train_data.GetReplaced()
ins["ReplacedInput"] = text
text = train_data.GetEdits()
ins["ReplacementInput"] = text
# Dev data
dev_features, dev_y = dev_data.GetFeatureVectors(), dev_data.GetGrades(
)
devIns = {"FeatureInput": dev_features[:, :4]}
i = 4
devIns["EntityInput"] = dev_features[:, i:i + 20]
i += 20
devIns["input_word_ids"] = dev_features[:, i:i + 128]
i += 128
devIns["segment_ids"] = dev_features[:, i:i + 128]
i += 128
devIns["input_mask"] = dev_features[:, i:i + 128]
text = dev_data.GetReplaced()
devIns["ReplacedInput"] = text
text = dev_data.GetEdits()
devIns["ReplacementInput"] = text
early = tf.keras.callbacks.EarlyStopping(
monitor='val_root_mean_squared_error',
min_delta=0.0005,
patience=2,
mode='min',
restore_best_weights=True)
tuner.search(ins,
train_y,
epochs=HYPERBAND_MAX_EPOCHS,
batch_size=64,
validation_data=(devIns, dev_y),
callbacks=[early])
tuner.results_summary()
elif variant == 'PLOT':
axes = [
"feature_units1", "feature_units2", "entity_units1",
"entity_units2", "sentence_units1", "sentence_units2",
"sentence_units3"
]
models = json.load(open("./lib/models/tuning/result_summary.json",
'r'))
params = defaultdict(list)
for model in models["top_10"]:
t_id = model["TrialID"]
model_param = json.load(
open(f"./tuning_hyperband/HumorHumor/trial_{t_id}/trial.json",
"r"))
for a in axes:
params[a].append(model_param["hyperparameters"]["values"][a])
params["score"].append(model["Score"])
fig = go.Figure(
data=go.Parcoords(line_color='green',
dimensions=list([
dict(range=[8, 128],
label='Feature Layer 1',
values=params[axes[0]]),
dict(range=[8, 128],
label='Feature Layer 2',
values=params[axes[1]]),
dict(range=[8, 128],
label='Knowledge Layer 1',
values=params[axes[2]]),
dict(range=[8, 128],
label='Knowledge Layer 2',
values=params[axes[3]]),
dict(range=[32, 512],
label='Word Layer 2',
values=params[axes[4]]),
dict(range=[32, 512],
label='Word Layer 1',
values=params[axes[5]]),
dict(range=[8, 128],
label='Word Layer 2',
values=params[axes[6]]),
dict(range=[0, 1],
label='Root Mean Square Error',
values=params["score"]),
])))
fig.show()
elif variant == 'MultiCNN':
train_data = load_data(train_path)
dev_data = load_data(dev_path)
test_data = load_data(test_path)
with codecs.open('../data/vocab/train_vocab.json',
encoding='utf-8') as fp:
vocab_dict = json.load(fp)
max_length = longest(train_data.GetTokenizedWEdit())
ins = {
"TextIn":
convert_to_index(vocab_dict, train_data.GetTokenizedWEdit(),
max_length)
}
train_y = train_data.GetGrades()
devIns = {
"TextIn":
convert_to_index(vocab_dict, dev_data.GetTokenizedWEdit(),
max_length)
}
dev_y = dev_data.GetGrades()
testIns = {
"TextIn":
convert_to_index(vocab_dict, test_data.GetTokenizedWEdit(),
max_length)
}
test_y = test_data.GetGrades()
early = tf.keras.callbacks.EarlyStopping(
monitor='val_root_mean_squared_error',
min_delta=0.0001,
patience=5,
mode='min',
restore_best_weights=True)
lr_schedule = create_learning_rate_scheduler(max_learn_rate=1e-1,
end_learn_rate=1e-6,
warmup_epoch_count=15,
total_epoch_count=40)
score = []
for i in range(10):
model = create_MultiCNN_model()
model.fit(x=ins,
y=train_y,
validation_data=(devIns, dev_y),
batch_size=16,
epochs=40,
shuffle=True,
callbacks=[early])
preds = model.predict(testIns)
score.append(mean_squared_error(test_y, preds, squared=False))
del model
# tf.reset_default_graph()
tf.keras.backend.clear_session()
gc.collect()
score = np.array(score)
print(f'{variant}: Mean: {score.mean()}, STD: {score.std()}')
# preds = model.predict(devIns)
# ids = dev_data.GetIDs()
# out = np.stack((ids, preds.flatten()), axis=-1)
# Save the predictions to file
# np.savetxt(f'../plots/{variant}.csv', out, header='id,pred', fmt="%d,%1.8f")
# print(f'Mean of preds: {preds.mean()}, STD of preds: {preds.std()}, Mean of true: {dev_y.mean()}, STD of true: {dev_y.std()}')
# bins = np.linspace(0, 3, 50)
# plt.hist(preds, bins=bins, alpha=0.5, label="preds")
# plt.hist(dev_y, bins=bins, alpha=0.5, label="true")
# plt.legend(loc='upper right')
# plt.show()
# del model
elif variant == 'CNN':
# model = create_CNN_model()
train_data = load_data(train_path)
dev_data = load_data(dev_path)
test_data = load_data(test_path)
with codecs.open('../data/vocab/train_vocab.json',
encoding='utf-8') as fp:
vocab_dict = json.load(fp)
max_length = longest(train_data.GetTokenizedWEdit())
ins = {
"TextIn":
convert_to_index(vocab_dict, train_data.GetTokenizedWEdit(),
max_length)
}
train_y = train_data.GetGrades()
devIns = {
"TextIn":
convert_to_index(vocab_dict, dev_data.GetTokenizedWEdit(),
max_length)
}
dev_y = dev_data.GetGrades()
testIns = {
"TextIn":
convert_to_index(vocab_dict, test_data.GetTokenizedWEdit(),
max_length)
}
test_y = test_data.GetGrades()
early = tf.keras.callbacks.EarlyStopping(
monitor='val_root_mean_squared_error',
min_delta=0.0001,
patience=5,
mode='min',
restore_best_weights=True)
score = []
for i in range(10):
model = create_CNN_model()
model.fit(x=ins,
y=train_y,
validation_data=(devIns, dev_y),
batch_size=16,
epochs=40,
shuffle=True,
callbacks=[early])
preds = model.predict(testIns)
score.append(mean_squared_error(test_y, preds, squared=False))
del model
# tf.reset_default_graph()
tf.keras.backend.clear_session()
gc.collect()
score = np.array(score)
print(f'{variant}: Mean: {score.mean()}, STD: {score.std()}')
# preds = model.predict(devIns)
# ids = dev_data.GetIDs()
# out = np.stack((ids, preds.flatten()), axis=-1)
# Save the predictions to file
# np.savetxt(f'../plots/{variant}.csv', out, header='id,pred', fmt="%d,%1.8f")
# print(f'Mean of preds: {preds.mean()}, STD of preds: {preds.std()}, Mean of true: {dev_y.mean()}, STD of true: {dev_y.std()}')
# bins = np.linspace(0, 3, 50)
# plt.hist(preds, bins=bins, alpha=0.5, label="preds")
# plt.hist(dev_y, bins=bins, alpha=0.5, label="true")
# plt.legend(loc='upper right')
# plt.show()
# del model
elif variant == 'KBLSTM':
train_data = load_data(train_path)
train_data.AddFeatures([NellKbFeature])
dev_data = load_data(dev_path)
dev_data.AddFeatures([NellKbFeature])
test_data = load_data(test_path)
test_data.AddFeatures([NellKbFeature])
with codecs.open('../data/vocab/train_vocab.json',
encoding='utf-8') as fp:
vocab_dict = json.load(fp)
max_length = longest(train_data.GetTokenizedWEdit())
train = convert_to_index(vocab_dict, train_data.GetTokenizedWEdit(),
max_length)
ins = {"TextIn": train, "EntityInput": train_data.GetFeatureVectors()}
train_y = train_data.GetGrades()
dev = convert_to_index(vocab_dict, dev_data.GetTokenizedWEdit(),
max_length)
devIns = {"TextIn": dev, "EntityInput": dev_data.GetFeatureVectors()}
dev_y = dev_data.GetGrades()
test = convert_to_index(vocab_dict, test_data.GetTokenizedWEdit(),
max_length)
testIns = {
"TextIn": test,
"EntityInput": test_data.GetFeatureVectors()
}
test_y = test_data.GetGrades()
early = tf.keras.callbacks.EarlyStopping(
monitor='val_root_mean_squared_error',
min_delta=0.0001,
patience=5,
mode='min',
restore_best_weights=True)
score = []
for i in range(10):
model = create_KBLSTM_model()
model.fit(x=ins,
y=train_y,
validation_data=(devIns, dev_y),
batch_size=16,
epochs=40,
shuffle=True,
callbacks=[early])
preds = model.predict(testIns)
score.append(mean_squared_error(test_y, preds, squared=False))
del model
# tf.reset_default_graph()
tf.keras.backend.clear_session()
gc.collect()
score = np.array(score)
print(f'{variant}: Mean: {score.mean()}, STD: {score.std()}')
# preds = model.predict(devIns)
# ids = dev_data.GetIDs()
# out = np.stack((ids, preds.flatten()), axis=-1)
# Save the predictions to file
# np.savetxt(f'../plots/{variant}.csv', out, header='id,pred', fmt="%d,%1.8f")
# print(f'Mean of preds: {preds.mean()}, STD of preds: {preds.std()}, Mean of true: {dev_y.mean()}, STD of true: {dev_y.std()}')
# bins = np.linspace(0, 3, 50)
# plt.hist(preds, bins=bins, alpha=0.5, label="preds")
# plt.hist(dev_y, bins=bins, alpha=0.5, label="true")
# plt.legend(loc='upper right')
# plt.show()
del model
elif variant == 'NNLM':
train_data = load_data(train_path)
dev_data = load_data(dev_path)
test_data = load_data(test_path)
ins = {"sentence_in": train_data.GetEditSentences()}
devIns = {"sentence_in": dev_data.GetEditSentences()}
testIns = {"sentence_in": test_data.GetEditSentences()}
train_y = train_data.GetGrades()
dev_y = dev_data.GetGrades()
test_y = test_data.GetGrades()
early = tf.keras.callbacks.EarlyStopping(
monitor='val_root_mean_squared_error',
min_delta=0.0001,
patience=5,
mode='min',
restore_best_weights=True)
score = []
for i in range(10):
model = create_BERT_model()
model.fit(x=ins,
y=train_y,
validation_data=(devIns, dev_y),
batch_size=16,
epochs=40,
shuffle=True,
callbacks=[early])
preds = model.predict(testIns)
score.append(mean_squared_error(test_y, preds, squared=False))
del model
# tf.reset_default_graph()
tf.keras.backend.clear_session()
gc.collect()
score = np.array(score)
print(f'{variant}: Mean: {score.mean()}, STD: {score.std()}')
# preds = model.predict(devIns)
# ids = dev_data.GetIDs()
# out = np.stack((ids, preds.flatten()), axis=-1)
# Save the predictions to file
# np.savetxt(f'../plots/{variant}.csv', out, header='id,pred', fmt="%d,%1.8f")
# print(f'Mean of preds: {preds.mean()}, STD of preds: {preds.std()}, Mean of true: {dev_y.mean()}, STD of true: {dev_y.std()}')
# bins = np.linspace(0, 3, 50)
# plt.hist(preds, bins=bins, alpha=0.5, label="preds")
# plt.hist(dev_y, bins=bins, alpha=0.5, label="true")
# plt.legend(loc='upper right')
# plt.show()
# del model
elif variant == 'LINEAR':
train = load_data(train_path)
dev = load_data(dev_path)
features = [
PhoneticFeature, PositionFeature, DistanceFeature, SentLenFeature
]
train.AddFeatures(features)
dev.AddFeatures(features)
X, y = train.GetFeatureVectors(), train.GetGrades()
X_dev, dev_y = dev.GetFeatureVectors(), dev.GetGrades()
reg = LinearRegression(n_jobs=-1).fit(X, y)
preds = reg.predict(X_dev)
rmse = mean_squared_error(test_y, preds, squared=False)
# ids = dev.GetIDs()
# out = np.stack((ids, preds.flatten()), axis=-1)
# Save the predictions to file
# np.savetxt(f'../plots/{variant}.csv', out, header='id,pred', fmt="%d,%1.8f")
# print(f'Mean of preds: {preds.mean()}, STD of preds: {preds.std()}, Mean of true: {dev_y.mean()}, STD of true: {dev_y.std()}')
elif variant == 'VOCAB':
embed_path = '../data/embeddings/numpy/headline.npy'
print("Loading embeddings and vocab...")
model = Word2Vec.load('../data/embeddings/headlineEmbeds.bin')
print("Loaded embeddings...")
with codecs.open('../data/vocab/train_vocab.funlines.json',
encoding='utf-8') as fp:
vocab_dict = json.load(fp)
print("Loaded vocab...")
embed_matrix = np.zeros((len(vocab_dict), 300))
i = 0
for k, v in vocab_dict.items():
try:
embed_matrix[v] = model.wv.get_vector(k)
except KeyError:
# print(f'{k} does not exist in FastText embeddings')
i += 1
print(len(vocab_dict), i)
print("Created the embedding matrix...")
np.save(embed_path, embed_matrix)
print("Saved the new embeddings...")
elif variant == 'WORD2VEC':
print("Loading data...")
headline_paths = [
'../data/extra_data_sarcasm/Sarcasm_Headlines_Dataset_v2.json'
]
headlines = []
for headline_path in headline_paths:
with open(headline_path, 'r') as fp:
for line in fp:
d = json.loads(line)
headlines.append(text_to_word_sequence(d["headline"]))
train_data = load_data(train_path)
print("Train model...")
print(len(headlines))
headlines.extend(train_data.GetTokenizedWEdit())
print(len(headlines))
model = Word2Vec(headlines,
size=300,
window=14,
workers=4,
min_count=1)
vocab = list(model.wv.vocab)
print(len(vocab))
print("Saving model...")
model.save('../data/embeddings/headlineEmbeds.bin')
elif variant == 'PCA':
model = PCA(n_components=3)
entities = np.load('../data/NELL/embeddings/entity.npy')
labels = load_vocab('../data/NELL/NELLWordNetVocab_proc.txt')
top_100 = {}
with open('../data/NELL/top_100_nell.txt', 'r') as f:
for line in f:
label = line.strip()
top_100[label] = entities[labels[label]]
# print(entities[:4])
# print(labels[:4])
pca_ent = model.fit_transform(list(top_100.values()))
# create_dendrogram(list(top_100.values()), list(top_100.keys()), 'ward')
# print(pca_ent.shape)
# print(pca_ent[:10])
rand_color = RandomColor()
fig = go.Figure(data=[
go.Scatter3d(x=pca_ent[:, 0],
y=pca_ent[:, 1],
z=pca_ent[:, 2],
mode='markers',
text=list(top_100.keys()),
marker=dict(size=12,
color=rand_color.generate(count=100),
colorscale='Viridis',
opacity=0.8))
])
plotly.offline.plot(fig, filename="NELLPCA.html")
elif variant == 'MEAN':
files = [
'CNN.csv', 'context.csv', 'KBLSTM.csv', 'LINEAR.csv',
'MultiCNN.csv', 'NNLM.csv', 'simple.csv'
]
for f in files:
with open(f'../plots/{f}', 'r') as fp:
i = 0
vals = []
for line in fp:
if i == 0:
i += 1
continue
vals.append(float(line.strip().split(',')[1]))
vals = np.array(vals)
mean, std = vals.mean(), vals.std()
print(f'{f.split(".")[0]}: Mean: {mean}, STD: {std}')
elif variant == 'COEF':
train = load_data(train_path)
features = [
PhoneticFeature, PositionFeature, DistanceFeature, SentLenFeature
]
train.AddFeatures(features)
X, y = train.GetFeatureVectors(), train.GetGrades()
y = np.reshape(y, (-1, 1))
print(y.shape)
z = np.concatenate((X, y), axis=-1).T
coef = np.corrcoef(z).round(decimals=4)
np.savetxt("coef.csv", coef, delimiter=',')
elif variant == 'ALBERT':
model = create_BERT_model()
train = load_data(train_path)
dev = load_data(dev_path)
test = load_data(test_path)
features = [AlbertTokenizer]
train.AddFeatures(features)
dev.AddFeatures(features)
test.AddFeatures(features)
features, indexes = dev.GetFeatureVectors(), dev.GetIndexes()
ins = {}
i = 0
ins["input_word_ids"] = features[:, i:i + 128]
i += 128
ins["segment_ids"] = features[:, i:i + 128]
i += 128
ins["input_mask"] = features[:, i:i + 128]
preds = model.predict(ins)
words_train = []
for i, pred in enumerate(preds):
words_train.append(pred[indexes[i]])
words_train = np.array(words_train)
print(words_train.shape)
np.save("./dev_edit.npy", words_train)
elif variant == 'MEDIAN':
train_data = load_data(train_path)
test_data = load_data(test_path)
train_y = train_data.GetGrades()
test_y = test_data.GetGrades()
pred = np.mean(train_y)
print("Median", pred)
pred_y = np.array([pred] * len(test_y))
rmse = mean_squared_error(test_y, pred_y, squared=False)
print("RMSE", rmse)
def tune():
# train_generator = RobertaDataGenerator(config.train_path)
# train_dataset = tf.data.Dataset.from_generator(train_generator.generate,
# output_types=({'ids': tf.int32, 'att': tf.int32, 'tti': tf.int32},
# {'sts': tf.int32, 'ets': tf.int32}))
# train_dataset = train_dataset.padded_batch(32,
# padded_shapes=({'ids': [None], 'att': [None], 'tti': [None]},
# {'sts': [None], 'ets': [None]}),
# padding_values=({'ids': 1, 'att': 0, 'tti': 0},
# {'sts': 0, 'ets': 0}))
# train_dataset = train_dataset.prefetch(tf.data.experimental.AUTOTUNE)
#
# val_generator = RobertaDataGenerator(config.validation_path)
# val_dataset = tf.data.Dataset.from_generator(val_generator.generate,
# output_types=({'ids': tf.int32, 'att': tf.int32, 'tti': tf.int32},
# {'sts': tf.int32, 'ets': tf.int32}))
# val_dataset = val_dataset.padded_batch(32,
# padded_shapes=({'ids': [None], 'att': [None], 'tti': [None]},
# {'sts': [None], 'ets': [None]}),
# padding_values=({'ids': 1, 'att': 0, 'tti': 0},
# {'sts': 0, 'ets': 0}))
# val_dataset = val_dataset.prefetch(tf.data.experimental.AUTOTUNE)
train_dataset = RobertaData(Config.train_path, 'train').get_data()
val_dataset = RobertaData(Config.validation_path, 'val').get_data()
tuner = Hyperband(get_tunable_roberta,
objective='val_loss',
max_epochs=10,
factor=3,
hyperband_iterations=3,
seed=Config.seed,
directory='tuner_logs',
project_name='feat_roberta')
tuner.search_space_summary()
callbacks = [
tf.keras.callbacks.ReduceLROnPlateau(patience=2, verbose=1),
tf.keras.callbacks.EarlyStopping(patience=3, verbose=1)
]
tuner.search(train_dataset[0],
train_dataset[1],
epochs=10,
verbose=1,
callbacks=callbacks,
batch_size=32,
validation_data=val_dataset)
tuner.results_summary()
best_hps: List[HyperParameters] = tuner.get_best_hyperparameters(
num_trials=5)
for hp in best_hps:
print(f'{hp.values}\n')
model = tuner.hypermodel.build(best_hps[0])
tf.keras.utils.plot_model(model,
to_file='best_hp_tuned_model.png',
show_shapes=True,
show_layer_names=True,
expand_nested=True)
model.summary()
