def main():
parser = argparse.ArgumentParser(description='Reinforce')
parser.add_argument('--data',
type=str,
default=config.data_dir,
help='location of the data corpus')
parser.add_argument('--unk_threshold',
type=int,
default=config.unk_threshold,
help='minimum word frequency to be in dictionary')
parser.add_argument('--alice_model_file',
type=str,
help='Alice model file')
parser.add_argument('--bob_model_file', type=str, help='Bob model file')
parser.add_argument('--output_model_file',
type=str,
help='output model file')
parser.add_argument('--context_file', type=str, help='context file')
parser.add_argument('--temperature',
type=float,
default=config.rl_temperature,
help='temperature')
parser.add_argument('--cuda',
action='store_true',
default=config.cuda,
help='use CUDA')
parser.add_argument('--verbose',
action='store_true',
default=config.verbose,
help='print out converations')
parser.add_argument('--seed',
type=int,
default=config.seed,
help='random seed')
parser.add_argument(
'--score_threshold',
type=int,
default=config.rl_score_threshold,
help='successful dialog should have more than score_threshold in score'
)
parser.add_argument('--log_file',
type=str,
default='',
help='log successful dialogs to file for training')
parser.add_argument('--smart_bob',
action='store_true',
default=False,
help='make Bob smart again')
parser.add_argument('--gamma',
type=float,
default=config.rl_gamma,
help='discount factor')
parser.add_argument('--eps',
type=float,
default=config.rl_eps,
help='eps greedy')
parser.add_argument('--nesterov',
action='store_true',
default=config.nesterov,
help='enable nesterov momentum')
parser.add_argument('--momentum',
type=float,
default=config.rl_momentum,
help='momentum for sgd')
parser.add_argument('--lr',
type=float,
default=config.rl_lr,
help='learning rate')
parser.add_argument('--clip',
type=float,
default=config.rl_clip,
help='gradient clip')
parser.add_argument('--rl_lr',
type=float,
default=config.rl_reinforcement_lr,
help='RL learning rate')
parser.add_argument('--rl_clip',
type=float,
default=config.rl_reinforcement_clip,
help='RL gradient clip')
parser.add_argument('--ref_text',
type=str,
help='file with the reference text')
parser.add_argument('--bsz',
type=int,
default=config.rl_bsz,
help='batch size')
parser.add_argument('--sv_train_freq',
type=int,
default=config.rl_sv_train_freq,
help='supervision train frequency')
parser.add_argument('--nepoch',
type=int,
default=config.rl_nepoch,
help='number of epochs')
parser.add_argument('--visual',
action='store_true',
default=config.plot_graphs,
help='plot graphs')
parser.add_argument('--domain',
type=str,
default=config.domain,
help='domain for the dialogue')
parser.add_argument('--reward',
type=str,
choices=['margin', 'fair', 'length'],
default='margin',
help='reward function')
args = parser.parse_args()
device_id = utils.use_cuda(args.cuda)
logging.info("Starting training using pytorch version:%s" %
(str(torch.__version__)))
logging.info("CUDA is %s" % ("enabled. Using device_id:"+str(device_id) + " version:" \
+str(torch.version.cuda) + " on gpu:" + torch.cuda.get_device_name(0) if args.cuda else "disabled"))
alice_model = utils.load_model(args.alice_model_file)
# we don't want to use Dropout during RL
alice_model.eval()
# Alice is a RL based agent, meaning that she will be learning while selfplaying
logging.info("Creating RlAgent from alice_model: %s" %
(args.alice_model_file))
alice = RlAgent(alice_model, args, name='Alice')
# we keep Bob frozen, i.e. we don't update his parameters
logging.info("Creating Bob's (--smart_bob) LstmRolloutAgent" if args.smart_bob \
else "Creating Bob's (not --smart_bob) LstmAgent" )
bob_ty = LstmRolloutAgent if args.smart_bob else LstmAgent
bob_model = utils.load_model(args.bob_model_file)
bob_model.eval()
bob = bob_ty(bob_model, args, name='Bob')
logging.info("Initializing communication dialogue between Alice and Bob")
dialog = Dialog([alice, bob], args)
logger = DialogLogger(verbose=args.verbose, log_file=args.log_file)
ctx_gen = ContextGenerator(args.context_file)
logging.info(
"Building word corpus, requiring minimum word frequency of %d for dictionary"
% (args.unk_threshold))
corpus = data.WordCorpus(args.data, freq_cutoff=args.unk_threshold)
engine = Engine(alice_model, args, device_id, verbose=False)
logging.info("Starting Reinforcement Learning")
reinforce = Reinforce(dialog, ctx_gen, args, engine, corpus, logger)
reinforce.run()
logging.info("Saving updated Alice model to %s" % (args.output_model_file))
utils.save_model(alice.model, args.output_model_file)
def main():
parser = argparse.ArgumentParser(description='training script')
parser.add_argument('--data',
type=str,
default='data/negotiate',
help='location of the data corpus')
parser.add_argument('--nembed_word',
type=int,
default=256,
help='size of word embeddings')
parser.add_argument('--nembed_ctx',
type=int,
default=64,
help='size of context embeddings')
parser.add_argument(
'--nhid_lang',
type=int,
default=256,
help='size of the hidden state for the language module')
parser.add_argument('--nhid_ctx',
type=int,
default=64,
help='size of the hidden state for the context module')
parser.add_argument(
'--nhid_strat',
type=int,
default=64,
help='size of the hidden state for the strategy module')
parser.add_argument(
'--nhid_attn',
type=int,
default=64,
help='size of the hidden state for the attention module')
parser.add_argument(
'--nhid_sel',
type=int,
default=64,
help='size of the hidden state for the selection module')
parser.add_argument('--lr',
type=float,
default=20.0,
help='initial learning rate')
parser.add_argument('--min_lr',
type=float,
default=1e-5,
help='min threshold for learning rate annealing')
parser.add_argument('--decay_rate',
type=float,
default=9.0,
help='decrease learning rate by this factor')
parser.add_argument('--decay_every',
type=int,
default=1,
help='decrease learning rate after decay_every epochs')
parser.add_argument('--momentum',
type=float,
default=0.0,
help='momentum for sgd')
parser.add_argument('--nesterov',
action='store_true',
default=False,
help='enable nesterov momentum')
parser.add_argument('--clip',
type=float,
default=0.2,
help='gradient clipping')
parser.add_argument('--dropout',
type=float,
default=0.5,
help='dropout rate in embedding layer')
parser.add_argument('--init_range',
type=float,
default=0.1,
help='initialization range')
parser.add_argument('--max_epoch',
type=int,
default=30,
help='max number of epochs')
parser.add_argument('--bsz', type=int, default=25, help='batch size')
parser.add_argument('--unk_threshold',
type=int,
default=20,
help='minimum word frequency to be in dictionary')
parser.add_argument('--temperature',
type=float,
default=0.1,
help='temperature')
parser.add_argument('--sel_weight',
type=float,
default=1.0,
help='selection weight')
parser.add_argument('--seed', type=int, default=1, help='random seed')
parser.add_argument('--cuda',
action='store_true',
default=False,
help='use CUDA')
parser.add_argument('--model_file',
type=str,
default='',
help='path to save the final model')
parser.add_argument('--visual',
action='store_true',
default=False,
help='plot graphs')
parser.add_argument('--domain',
type=str,
default='object_division',
help='domain for the dialogue')
parser.add_argument('--rnn_ctx_encoder',
action='store_true',
default=False,
help='wheather to use RNN for encoding the context')
args = parser.parse_args()
device_id = utils.use_cuda(args.cuda)
utils.set_seed(args.seed)
corpus = data.WordCorpus(args.data,
freq_cutoff=args.unk_threshold,
verbose=True)
model = DialogModel(corpus.word_dict, corpus.item_dict,
corpus.context_dict, corpus.output_length, args,
device_id)
if device_id is not None:
model.cuda(device_id)
engine = Engine(model, args, device_id, verbose=True)
train_loss, valid_loss, select_loss = engine.train(corpus)
print('final selectppl %.3f' % np.exp(select_loss))
utils.save_model(engine.get_model(), args.model_file)
def main():
parser = argparse.ArgumentParser(description='Reinforce')
parser.add_argument('--data',
type=str,
default='./data/negotiate',
help='location of the data corpus')
parser.add_argument('--unk_threshold',
type=int,
default=20,
help='minimum word frequency to be in dictionary')
parser.add_argument('--alice_model_file',
type=str,
help='Alice model file')
parser.add_argument('--bob_model_file', type=str, help='Bob model file')
parser.add_argument('--output_model_file',
type=str,
help='output model file')
parser.add_argument('--context_file', type=str, help='context file')
parser.add_argument('--temperature',
type=float,
default=1.0,
help='temperature')
parser.add_argument('--cuda',
action='store_true',
default=False,
help='use CUDA')
parser.add_argument('--verbose',
action='store_true',
default=False,
help='print out converations')
parser.add_argument('--seed', type=int, default=1, help='random seed')
parser.add_argument(
'--score_threshold',
type=int,
default=6,
help='successful dialog should have more than score_threshold in score'
)
parser.add_argument('--log_file',
type=str,
default='',
help='log successful dialogs to file for training')
parser.add_argument('--smart_bob',
action='store_true',
default=False,
help='make Bob smart again')
parser.add_argument('--gamma',
type=float,
default=0.99,
help='discount factor')
parser.add_argument('--eps', type=float, default=0.5, help='eps greedy')
parser.add_argument('--nesterov',
action='store_true',
default=False,
help='enable nesterov momentum')
parser.add_argument('--momentum',
type=float,
default=0.0,
help='momentum for sgd')
parser.add_argument('--lr', type=float, default=0.1, help='learning rate')
parser.add_argument('--clip',
type=float,
default=0.1,
help='gradient clip')
parser.add_argument('--rl_lr',
type=float,
default=0.2,
help='RL learning rate')
parser.add_argument('--rl_clip',
type=float,
default=0.1,
help='RL gradient clip')
parser.add_argument('--ref_text',
type=str,
help='file with the reference text')
parser.add_argument('--bsz', type=int, default=8, help='batch size')
parser.add_argument('--sv_train_freq',
type=int,
default=-1,
help='supervision train frequency')
parser.add_argument('--nepoch',
type=int,
default=4,
help='number of epochs')
parser.add_argument('--visual',
action='store_true',
default=False,
help='plot graphs')
parser.add_argument('--domain',
type=str,
default='object_division',
help='domain for the dialogue')
args = parser.parse_args()
device_id = utils.use_cuda(args.cuda)
alice_model = utils.load_model(args.alice_model_file)
# we don't want to use Dropout during RL
alice_model.eval()
# Alice is a RL based agent, meaning that she will be learning while selfplaying
alice = RlAgent(alice_model, args, name='Alice')
# we keep Bob frozen, i.e. we don't update his parameters
bob_ty = LstmRolloutAgent if args.smart_bob else LstmAgent
bob_model = utils.load_model(args.bob_model_file)
bob_model.eval()
bob = bob_ty(bob_model, args, name='Bob')
dialog = Dialog([alice, bob], args)
logger = DialogLogger(verbose=args.verbose, log_file=args.log_file)
ctx_gen = ContextGenerator(args.context_file)
corpus = data.WordCorpus(args.data, freq_cutoff=args.unk_threshold)
engine = Engine(alice_model, args, device_id, verbose=False)
reinforce = Reinforce(dialog, ctx_gen, args, engine, corpus, logger)
reinforce.run()
utils.save_model(alice.model, args.output_model_file)
import tensorflow as tf
import numpy as np
import data
import domain
import sys
import random
from rl_agent import *
from sv_agent import *
from helpers import *
from utils import ContextGenerator
# load data same way as original repository
corpus = data.WordCorpus('end-to-end-negotiator/src/data/negotiate',
freq_cutoff=20,
verbose=True)
traindata = corpus.train_dataset(16)
trainset, _ = traindata
# initialize models
rl_model = RLModel(corpus, 'RL')
sv_model = SVModel(corpus, 'SV')
with tf.Session() as sess:
sess.run(tf.global_variables_initializer())
# load pretrained SuperVised model
var_list = tf.get_collection(tf.GraphKeys.GLOBAL_VARIABLES, "SV")
saver = tf.train.Saver(var_list=var_list)
saver.restore(sess, 'model/sv-named99/sv-named-99')
names = ["Nearest Neighbors", "Linear SVM", "RBF SVM",
"Decision Tree", "Random Forest", "Neural Net", "AdaBoost",
"Naive Bayes", "QDA"]
classifiers = [
KNeighborsClassifier(3),
SVC(kernel="linear", C=0.025),
SVC(gamma=2, C=1),
DecisionTreeClassifier(criterion='entropy'),
RandomForestClassifier(criterion='entropy', max_depth=5, n_estimators=10),
MLPClassifier(alpha=1),
AdaBoostClassifier(),
GaussianNB(),
QuadraticDiscriminantAnalysis()]
word_corpus = data.WordCorpus('data/negotiate/')
train_dataset = word_corpus.train
val_dataset = word_corpus.valid
test_dataset = word_corpus.test
total_word_num = len(word_corpus.word_dict)
X_train, y_train = parse_dataset(train_dataset, total_word_num)
X_valid, y_valid = parse_dataset(val_dataset, total_word_num)
X_test, y_test = parse_dataset(test_dataset, total_word_num)
# iterate over classifiers
for name, clf in zip(names, classifiers):
clf.fit(X_train, y_train)
score = clf.score(X_test, y_test)
def main():
parser = argparse.ArgumentParser(description='training script')
parser.add_argument('--data',
type=str,
default=config.data_dir,
help='location of the data corpus')
parser.add_argument('--nembed_word',
type=int,
default=config.nembed_word,
help='size of word embeddings')
parser.add_argument('--nembed_ctx',
type=int,
default=config.nembed_ctx,
help='size of context embeddings')
parser.add_argument(
'--nhid_lang',
type=int,
default=config.nhid_lang,
help='size of the hidden state for the language module')
parser.add_argument('--nhid_ctx',
type=int,
default=config.nhid_ctx,
help='size of the hidden state for the context module')
parser.add_argument(
'--nhid_strat',
type=int,
default=config.nhid_strat,
help='size of the hidden state for the strategy module')
parser.add_argument(
'--nhid_attn',
type=int,
default=config.nhid_attn,
help='size of the hidden state for the attention module')
parser.add_argument(
'--nhid_sel',
type=int,
default=config.nhid_sel,
help='size of the hidden state for the selection module')
parser.add_argument('--lr',
type=float,
default=config.lr,
help='initial learning rate')
parser.add_argument('--min_lr',
type=float,
default=config.min_lr,
help='min threshold for learning rate annealing')
parser.add_argument('--decay_rate',
type=float,
default=config.decay_rate,
help='decrease learning rate by this factor')
parser.add_argument('--decay_every',
type=int,
default=config.decay_every,
help='decrease learning rate after decay_every epochs')
parser.add_argument('--momentum',
type=float,
default=config.momentum,
help='momentum for sgd')
parser.add_argument('--nesterov',
action='store_true',
default=config.nesterov,
help='enable nesterov momentum')
parser.add_argument('--clip',
type=float,
default=config.clip,
help='gradient clipping')
parser.add_argument('--dropout',
type=float,
default=config.dropout,
help='dropout rate in embedding layer')
parser.add_argument('--init_range',
type=float,
default=config.init_range,
help='initialization range')
parser.add_argument('--max_epoch',
type=int,
default=config.max_epoch,
help='max number of epochs')
parser.add_argument('--bsz',
type=int,
default=config.bsz,
help='batch size')
parser.add_argument('--unk_threshold',
type=int,
default=config.unk_threshold,
help='minimum word frequency to be in dictionary')
parser.add_argument('--temperature',
type=float,
default=config.temperature,
help='temperature')
parser.add_argument('--sel_weight',
type=float,
default=config.sel_weight,
help='selection weight')
parser.add_argument('--seed',
type=int,
default=config.seed,
help='random seed')
parser.add_argument('--cuda',
action='store_true',
default=config.cuda,
help='use CUDA')
parser.add_argument('--model_file',
type=str,
default='',
help='path to save the final model')
parser.add_argument('--visual',
action='store_true',
default=config.plot_graphs,
help='plot graphs')
parser.add_argument('--domain',
type=str,
default=config.domain,
help='domain for the dialogue')
parser.add_argument('--rnn_ctx_encoder',
action='store_true',
default=config.rnn_ctx_encoder,
help='whether to use RNN for encoding the context')
args = parser.parse_args()
device_id = utils.use_cuda(args.cuda)
logging.info("Starting training using pytorch version:%s" %
(str(torch.__version__)))
logging.info("CUDA is %s" % ("enabled. Using device_id:"+str(device_id) + " version:" \
+str(torch.version.cuda) + " on gpu:" + torch.cuda.get_device_name(0) if args.cuda else "disabled"))
utils.set_seed(args.seed)
logging.info(
"Building word corpus, requiring minimum word frequency of %d for dictionary"
% (args.unk_threshold))
corpus = data.WordCorpus(args.data,
freq_cutoff=args.unk_threshold,
verbose=True)
logging.info("Building RNN-based dialogue model from word corpus")
model = DialogModel(corpus.word_dict, corpus.item_dict,
corpus.context_dict, corpus.output_length, args,
device_id)
if device_id is not None:
model.cuda(device_id)
engine = Engine(model, args, device_id, verbose=True)
logging.info("Training model")
train_loss, valid_loss, select_loss = engine.train(corpus)
logging.info('final select_ppl %.3f' % np.exp(select_loss))
# utils.save_model(engine.get_model(), args.model_file)
torch.save(engine.get_model().state_dict(), args.model_file)
def main():
parser = argparse.ArgumentParser(description='training script')
parser.add_argument('--data',
type=str,
default='data/onecommon',
help='location of the data corpus')
parser.add_argument('--nembed_word',
type=int,
default=128,
help='size of word embeddings')
parser.add_argument('--nembed_ctx',
type=int,
default=128,
help='size of context embeddings')
parser.add_argument(
'--nhid_lang',
type=int,
default=128,
help='size of the hidden state for the language module')
parser.add_argument(
'--nhid_sel',
type=int,
default=128,
help='size of the hidden state for the selection module')
parser.add_argument('--lr',
type=float,
default=0.001,
help='initial learning rate')
parser.add_argument('--clip',
type=float,
default=0.1,
help='gradient clipping')
parser.add_argument('--dropout',
type=float,
default=0.5,
help='dropout rate in embedding layer')
parser.add_argument('--init_range',
type=float,
default=0.01,
help='initialization range')
parser.add_argument('--max_epoch',
type=int,
default=40,
help='max number of epochs')
parser.add_argument('--bsz', type=int, default=16, help='batch size')
parser.add_argument('--unk_threshold',
type=int,
default=10,
help='minimum word frequency to be in dictionary')
parser.add_argument('--seed', type=int, default=None, help='random seed')
parser.add_argument('--cuda',
action='store_true',
default=False,
help='use CUDA')
parser.add_argument('--model_file',
type=str,
default='tmp.th',
help='path to save the final model')
parser.add_argument('--domain',
type=str,
default='one_common',
help='domain for the dialogue')
parser.add_argument(
'--rel_ctx_encoder',
action='store_true',
default=False,
help='wheather to use relational module for encoding the context')
parser.add_argument('--rel_hidden',
type=int,
default=128,
help='size of relation module embeddings')
parser.add_argument('--context_only',
action='store_true',
default=False,
help='train without dialogue embeddings')
parser.add_argument('--test_corpus',
choices=['full', 'uncorrelated', 'success_only'],
default='full',
help='type of test corpus to use')
parser.add_argument('--test_only',
action='store_true',
default=False,
help='use pretrained model for testing')
args = parser.parse_args()
device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
print(device)
if args.seed is None:
print("running experiments with 10 different seeds")
args.seed = list(range(10))
else:
args.seed = [args.seed]
best_valid_loss = 1e8
best_model = None
train_accuracies = np.array([])
valid_accuracies = np.array([])
test_accuracies = np.array([])
test_correct = defaultdict(list)
for seed in args.seed:
utils.set_seed(seed)
# consider double count
freq_cutoff = args.unk_threshold * 2
corpus = data.WordCorpus(args.data,
freq_cutoff=freq_cutoff,
verbose=True)
if args.test_corpus == 'full':
test_corpus = corpus
elif args.test_corpus == 'uncorrelated':
test_corpus = data.WordCorpus(args.data,
train='train_uncorrelated.txt',
valid='valid_uncorrelated.txt',
test='test_uncorrelated.txt',
freq_cutoff=freq_cutoff,
verbose=True,
word_dict=corpus.word_dict)
elif args.test_corpus == 'success_only':
test_corpus = data.WordCorpus(args.data,
train='train_success_only.txt',
valid='valid_success_only.txt',
test='test_success_only.txt',
freq_cutoff=freq_cutoff,
verbose=True,
word_dict=corpus.word_dict)
if args.test_only:
model = utils.load_model(args.model_file)
else:
model = SelectModel(corpus.word_dict, corpus.output_length, args,
device)
if torch.cuda.is_available():
model = model.to(device)
engine_select = SelectEngine(model, args, device, verbose=True)
train_loss, best_valid_loss, best_model_state = engine_select.train(
corpus)
print('best valid loss %.3f' % np.exp(best_valid_loss))
model.load_state_dict(best_model_state)
# Test Target Selection
model.eval()
sel_crit = nn.CrossEntropyLoss()
trainset, trainset_stats = test_corpus.train_dataset(args.bsz,
device=device)
train_loss, train_accuracy, _ = get_result(model, trainset, sel_crit)
validset, validset_stats = test_corpus.valid_dataset(args.bsz,
device=device)
valid_loss, valid_accuracy, _ = get_result(model, validset, sel_crit)
testset, testset_stats = test_corpus.test_dataset(args.bsz,
device=device)
test_loss, test_accuracy, correct_idxs = get_result(
model, testset, sel_crit)
if best_model is None or valid_loss < best_valid_loss:
best_model = model
best_valid_loss = valid_loss
utils.save_model(best_model, args.model_file)
print('trainloss %.5f' % (train_loss))
print('trainaccuracy {:.5f}'.format(train_accuracy))
print('validloss %.5f' % (valid_loss))
print('validaccuracy {:.5f}'.format(valid_accuracy))
print('testloss %.5f' % (test_loss))
print('testaccuracy {:.5f}'.format(test_accuracy))
train_accuracies = np.append(train_accuracies, train_accuracy)
valid_accuracies = np.append(valid_accuracies, valid_accuracy)
test_accuracies = np.append(test_accuracies, test_accuracy)
# print final results
output = '{:.2f} \\pm {:.1f}'.format(
np.mean(train_accuracies) * 100,
np.std(train_accuracies) * 100)
output += ' & {:.2f} \\pm {:.1f}'.format(
np.mean(valid_accuracies) * 100,
np.std(valid_accuracies) * 100)
output += ' & {:.2f} \\pm {:.1f}'.format(
np.mean(test_accuracies) * 100,
np.std(test_accuracies) * 100)
print(output)
