def main():
DIR = args.DIR
embedding_file = args.embedding_dir
best_network_file = "./model/network_model_pretrain.best.top"
print >> sys.stderr, "Read model from ", best_network_file
best_network_model = torch.load(best_network_file)
embedding_matrix = numpy.load(embedding_file)
"Building torch model"
worker = network.Network(
nnargs["pair_feature_dimention"], nnargs["mention_feature_dimention"],
nnargs["word_embedding_dimention"], nnargs["span_dimention"], 1000,
nnargs["embedding_size"], nnargs["embedding_dimention"],
embedding_matrix).cuda()
net_copy(worker, best_network_model)
best_network_file = "./model/network_model_pretrain.best.top"
print >> sys.stderr, "Read model from ", best_network_file
best_network_model = torch.load(best_network_file)
manager = network.Network(
nnargs["pair_feature_dimention"], nnargs["mention_feature_dimention"],
nnargs["word_embedding_dimention"], nnargs["span_dimention"], 1000,
nnargs["embedding_size"], nnargs["embedding_dimention"],
embedding_matrix).cuda()
net_copy(manager, best_network_model)
reduced = ""
if args.reduced == 1:
reduced = "_reduced"
print >> sys.stderr, "prepare data for train ..."
#train_docs_iter = DataReader.DataGnerater("train"+reduced)
train_docs_iter = DataReader.DataGnerater("dev" + reduced)
print >> sys.stderr, "prepare data for dev and test ..."
dev_docs_iter = DataReader.DataGnerater("dev" + reduced)
test_docs_iter = DataReader.DataGnerater("test" + reduced)
print "Performance after pretraining..."
print "DEV"
metric = performance.performance(dev_docs_iter, worker, manager)
print "Average:", metric["average"]
print "TEST"
metric = performance.performance(test_docs_iter, worker, manager)
print "Average:", metric["average"]
print "***"
print
sys.stdout.flush()
lr = nnargs["lr"]
top_k = nnargs["top_k"]
model_save_dir = "./model/reinforce/"
utils.mkdir(model_save_dir)
score_softmax = nn.Softmax()
optimizer_manager = optim.RMSprop(manager.parameters(), lr=lr, eps=1e-6)
optimizer_worker = optim.RMSprop(worker.parameters(), lr=lr, eps=1e-6)
MAX_AVE = 2048
for echo in range(nnargs["epoch"]):
start_time = timeit.default_timer()
print "Pretrain Epoch:", echo
reward_log = Logger(Tensorboard + args.tb +
"/acl2018/%d/reward/" % echo,
flush_secs=3)
entropy_log_manager = Logger(Tensorboard + args.tb +
"/acl2018/%d/entropy/worker" % echo,
flush_secs=3)
entropy_log_worker = Logger(Tensorboard + args.tb +
"/acl2018/%d/entropy/manager" % echo,
flush_secs=3)
#train_docs = utils.load_pickle(args.DOCUMENT + 'train_docs.pkl')
train_docs = utils.load_pickle(args.DOCUMENT + 'dev_docs.pkl')
docs_by_id = {doc.did: doc for doc in train_docs}
ave_reward = []
ave_manager_entropy = []
ave_worker_entropy = []
print >> sys.stderr, "Link docs ..."
tmp_data = []
cluster_info = {0: [0]}
cluster_list = [0]
current_new_cluster = 1
predict_action_embedding = []
choose_action = []
mid = 1
step = 0
statistic = {
"worker_hits": 0,
"manager_hits": 0,
"total": 0,
"manager_predict_last": 0,
"worker_predict_last": 0
}
for data in train_docs_iter.rl_case_generater(shuffle=True):
rl = data["rl"]
scores_manager, representations_manager = get_score_representations(
manager, data)
for s, e in zip(rl["starts"], rl["ends"]):
action_embeddings = representations_manager[s:e]
probs = F.softmax(torch.transpose(scores_manager[s:e], 0, 1))
m = Categorical(probs)
this_action = m.sample()
index = this_action.data.cpu().numpy()[0]
if index == (e - s - 1):
should_cluster = current_new_cluster
cluster_info[should_cluster] = []
current_new_cluster += 1
else:
should_cluster = cluster_list[index]
choose_action.append(index)
cluster_info[should_cluster].append(mid)
cluster_list.append(should_cluster)
mid += 1
cluster_indexs = torch.cuda.LongTensor(
cluster_info[should_cluster])
action_embedding_predict = torch.mean(
action_embeddings[cluster_indexs], 0, keepdim=True)
predict_action_embedding.append(action_embedding_predict)
tmp_data.append(data)
if rl["end"] == True:
inside_index = 0
manager_path = []
worker_path = []
doc = docs_by_id[rl["did"]]
for data in tmp_data:
rl = data["rl"]
pair_target = data["pair_target"]
anaphoricity_target = 1 - data["anaphoricity_target"]
target = numpy.concatenate(
(pair_target, anaphoricity_target))[rl["reindex"]]
scores_worker, representations_worker = get_score_representations(
worker, data)
for s, e in zip(rl["starts"], rl["ends"]):
action_embeddings = representations_worker[s:e]
score = score_softmax(
torch.transpose(scores_worker[s:e], 0,
1)).data.cpu().numpy()[0]
action_embedding_choose = predict_action_embedding[
inside_index]
similarities = torch.sum(
torch.abs(action_embeddings -
action_embedding_choose), 1)
similarities = similarities.data.cpu().numpy()
action_probabilities = []
action_list = []
action_candidates = heapq.nlargest(
top_k, -similarities)
for action in action_candidates:
action_index = numpy.argwhere(
similarities == -action)[0][0]
action_probabilities.append(score[action_index])
action_list.append(action_index)
manager_action = choose_action[inside_index]
if not manager_action in action_list:
action_list.append(manager_action)
action_probabilities.append(score[manager_action])
this_target = target[s:e]
manager_action = choose_action[inside_index]
sample_action = utils.sample_action(
numpy.array(action_probabilities))
worker_action = action_list[sample_action]
if this_target[worker_action] == 1:
statistic["worker_hits"] += 1
if this_target[manager_action] == 1:
statistic["manager_hits"] += 1
if worker_action == (e - s - 1):
statistic["worker_predict_last"] += 1
if manager_action == (e - s - 1):
statistic["manager_predict_last"] += 1
statistic["total"] += 1
inside_index += 1
#link = manager_action
link = worker_action
m1, m2 = rl['ids'][s + link]
doc.link(m1, m2)
manager_path.append(manager_action)
worker_path.append(worker_action)
reward = doc.get_f1()
for data in tmp_data:
for s, e in zip(rl["starts"], rl["ends"]):
ids = rl['ids'][s:e]
ana = ids[0, 1]
old_ant = doc.ana_to_ant[ana]
doc.unlink(ana)
costs = rl['costs'][s:e]
for ant_ind in range(e - s):
costs[ant_ind] = doc.link(ids[ant_ind, 0],
ana,
hypothetical=True,
beta=1)
doc.link(old_ant, ana)
#costs = autograd.Variable(torch.from_numpy(costs).type(torch.cuda.FloatTensor))
inside_index = 0
worker_entropy = 0.0
for data in tmp_data:
new_step = step
# worker
scores_worker, representations_worker = get_score_representations(
worker, data, dropout=nnargs["dropout_rate"])
optimizer_worker.zero_grad
worker_loss = None
for s, e in zip(rl["starts"], rl["ends"]):
costs = rl['costs'][s:e]
costs = autograd.Variable(
torch.from_numpy(costs).type(
torch.cuda.FloatTensor))
action = worker_path[inside_index]
score = F.softmax(
torch.transpose(scores_worker[s:e], 0, 1))
if not score.size()[1] == costs.size()[0]:
continue
score = torch.squeeze(score)
baseline = torch.sum(costs * score)
this_cost = torch.log(
score[action]) * -1.0 * (reward - baseline)
if worker_loss is None:
worker_loss = this_cost
else:
worker_loss += this_cost
worker_entropy += torch.sum(
score * torch.log(score + 1e-7)
).data.cpu().numpy()[
0] #+ 0.001*torch.sum(score*torch.log(score+1e-7))
inside_index += 1
worker_loss.backward()
torch.nn.utils.clip_grad_norm(worker.parameters(),
nnargs["clip"])
optimizer_worker.step()
ave_worker_entropy.append(worker_entropy)
if len(ave_worker_entropy) >= MAX_AVE:
ave_worker_entropy = ave_worker_entropy[1:]
entropy_log_worker.log_value(
'entropy',
float(sum(ave_worker_entropy)) /
float(len(ave_worker_entropy)), new_step)
new_step += 1
inside_index = 0
manager_entropy = 0.0
for data in tmp_data:
new_step = step
rl = data["rl"]
ave_reward.append(reward)
if len(ave_reward) >= MAX_AVE:
ave_reward = ave_reward[1:]
reward_log.log_value(
'reward',
float(sum(ave_reward)) / float(len(ave_reward)),
new_step)
scores_manager, representations_manager = get_score_representations(
manager, data, dropout=nnargs["dropout_rate"])
optimizer_manager.zero_grad
manager_loss = None
for s, e in zip(rl["starts"], rl["ends"]):
score = F.softmax(
torch.transpose(scores_manager[s:e], 0, 1))
costs = rl['costs'][s:e]
costs = autograd.Variable(
torch.from_numpy(costs).type(
torch.cuda.FloatTensor))
if not score.size()[1] == costs.size()[0]:
continue
action = manager_path[inside_index]
score = torch.squeeze(score)
baseline = torch.sum(costs * score)
this_cost = torch.log(score[action]) * -1.0 * (
reward - baseline
) # + 0.001*torch.sum(score*torch.log(score+1e-7))
#this_cost = torch.sum(score*costs) + 0.001*torch.sum(score*torch.log(score+1e-7))
if manager_loss is None:
manager_loss = this_cost
else:
manager_loss += this_cost
manager_entropy += torch.sum(
score *
torch.log(score + 1e-7)).data.cpu().numpy()[0]
inside_index += 1
manager_loss.backward()
torch.nn.utils.clip_grad_norm(manager.parameters(),
nnargs["clip"])
optimizer_manager.step()
ave_manager_entropy.append(manager_entropy)
if len(ave_manager_entropy) >= MAX_AVE:
ave_manager_entropy = ave_manager_entropy[1:]
entropy_log_manager.log_value(
'entropy',
float(sum(ave_manager_entropy)) /
float(len(ave_manager_entropy)), new_step)
new_step += 1
step = new_step
tmp_data = []
cluster_info = {0: [0]}
cluster_list = [0]
current_new_cluster = 1
mid = 1
predict_action_embedding = []
choose_action = []
end_time = timeit.default_timer()
print >> sys.stderr, "TRAINING Use %.3f seconds" % (end_time -
start_time)
print >> sys.stderr, "save model ..."
#print "Top k",top_k
print "Worker Hits", statistic[
"worker_hits"], "Manager Hits", statistic[
"manager_hits"], "Total", statistic["total"]
print "Worker predict last", statistic[
"worker_predict_last"], "Manager predict last", statistic[
"manager_predict_last"]
#torch.save(network_model, model_save_dir+"network_model_rl_worker.%d"%echo)
#torch.save(ana_network, model_save_dir+"network_model_rl_manager.%d"%echo)
print "DEV"
metric = performance.performance(dev_docs_iter, worker, manager)
print "Average:", metric["average"]
print "DEV manager"
metric = performance_manager.performance(dev_docs_iter, worker,
manager)
print "Average:", metric["average"]
print "TEST"
metric = performance.performance(test_docs_iter, worker, manager)
print "Average:", metric["average"]
print
sys.stdout.flush()
def main():
DIR = args.DIR
embedding_file = args.embedding_dir
best_network_file = "./model/network_model_pretrain.best"
print >> sys.stderr,"Read model from",best_network_file
best_network_model = torch.load(best_network_file)
embedding_matrix = numpy.load(embedding_file)
"Building torch model"
network_model = network.Network(nnargs["pair_feature_dimention"],nnargs["mention_feature_dimention"],nnargs["word_embedding_dimention"],nnargs["span_dimention"],1000,nnargs["embedding_size"],nnargs["embedding_dimention"],embedding_matrix).cuda()
print >> sys.stderr,"save model ..."
net_copy(network_model,best_network_model)
reduced=""
if args.reduced == 1:
reduced="_reduced"
print >> sys.stderr,"prepare data for train ..."
train_docs = DataReader.DataGnerater("train"+reduced)
print >> sys.stderr,"prepare data for dev and test ..."
dev_docs = DataReader.DataGnerater("dev"+reduced)
test_docs = DataReader.DataGnerater("test"+reduced)
l2_lambda = 1e-6
lr = nnargs["lr"]
dropout_rate = nnargs["dropout_rate"]
epoch = nnargs["epoch"]
model_save_dir = "./model/bp/"
last_cost = 0.0
all_best_results = {
'thresh': 0.0,
'accuracy': 0.0,
'precision': 0.0,
'recall': 0.0,
'f1': 0.0
}
optimizer = optim.RMSprop(network_model.parameters(), lr=lr, eps=1e-5)
scheduler = lr_scheduler.StepLR(optimizer, step_size=75, gamma=0.5)
for echo in range(epoch):
start_time = timeit.default_timer()
print "Pretrain Epoch:",echo
scheduler.step()
pair_cost_this_turn = 0.0
ana_cost_this_turn = 0.0
pair_nums = 0
ana_nums = 0
for data in train_docs.train_generater(shuffle=True):
mention_index = autograd.Variable(torch.from_numpy(data["mention_word_index"]).type(torch.cuda.LongTensor))
mention_span = autograd.Variable(torch.from_numpy(data["mention_span"]).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(torch.from_numpy(data["candi_word_index"]).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(torch.from_numpy(data["candi_span"]).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(torch.from_numpy(data["pair_features"]).type(torch.cuda.FloatTensor))
anaphors = autograd.Variable(torch.from_numpy(data["pair_anaphors"]).type(torch.cuda.LongTensor))
antecedents = autograd.Variable(torch.from_numpy(data["pair_antecedents"]).type(torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(torch.from_numpy(data["mention_word_index"]).type(torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(torch.from_numpy(data["mention_span"]).type(torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(torch.from_numpy(data["anaphoricity_feature"]).type(torch.cuda.FloatTensor))
reindex = autograd.Variable(torch.from_numpy(data["top_score_index"]).type(torch.cuda.LongTensor))
start_index = autograd.Variable(torch.from_numpy(data["top_starts"]).type(torch.cuda.LongTensor))
end_index = autograd.Variable(torch.from_numpy(data["top_ends"]).type(torch.cuda.LongTensor))
top_gold = autograd.Variable(torch.from_numpy(data["top_gold"]).type(torch.cuda.FloatTensor))
anaphoricity_target = data["anaphoricity_target"]
anaphoricity_gold = anaphoricity_target.tolist()
ana_lable = autograd.Variable(torch.cuda.FloatTensor([anaphoricity_gold]))
optimizer.zero_grad()
output,output_reindex = network_model.forward_top_pair(nnargs["word_embedding_dimention"],mention_index,mention_span,candi_index,candi_spans,pair_feature,anaphors,antecedents,reindex,start_index,end_index,dropout_rate)
loss = F.binary_cross_entropy(output,top_gold,size_average=False)/train_docs.scale_factor_top
ana_output,_,_ = network_model.forward_anaphoricity(nnargs["word_embedding_dimention"], anaphoricity_index, anaphoricity_span, anaphoricity_feature, dropout_rate)
ana_loss = F.binary_cross_entropy(ana_output,ana_lable,size_average=False)/train_docs.anaphoricity_scale_factor_top
loss_all = loss + ana_loss
loss_all.backward()
pair_cost_this_turn += loss.data[0]
optimizer.step()
end_time = timeit.default_timer()
print >> sys.stderr, "PreTrain",echo,"Pair total cost:",pair_cost_this_turn
print >> sys.stderr, "PreTRAINING Use %.3f seconds"%(end_time-start_time)
print >> sys.stderr, "Learning Rate",lr
gold = []
predict = []
ana_gold = []
ana_predict = []
for data in dev_docs.train_generater(shuffle=False):
mention_index = autograd.Variable(torch.from_numpy(data["mention_word_index"]).type(torch.cuda.LongTensor))
mention_span = autograd.Variable(torch.from_numpy(data["mention_span"]).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(torch.from_numpy(data["candi_word_index"]).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(torch.from_numpy(data["candi_span"]).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(torch.from_numpy(data["pair_features"]).type(torch.cuda.FloatTensor))
anaphors = autograd.Variable(torch.from_numpy(data["pair_anaphors"]).type(torch.cuda.LongTensor))
antecedents = autograd.Variable(torch.from_numpy(data["pair_antecedents"]).type(torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(torch.from_numpy(data["mention_word_index"]).type(torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(torch.from_numpy(data["mention_span"]).type(torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(torch.from_numpy(data["anaphoricity_feature"]).type(torch.cuda.FloatTensor))
reindex = autograd.Variable(torch.from_numpy(data["top_score_index"]).type(torch.cuda.LongTensor))
start_index = autograd.Variable(torch.from_numpy(data["top_starts"]).type(torch.cuda.LongTensor))
end_index = autograd.Variable(torch.from_numpy(data["top_ends"]).type(torch.cuda.LongTensor))
top_gold = autograd.Variable(torch.from_numpy(data["top_gold"]).type(torch.cuda.FloatTensor))
anaphoricity_target = data["anaphoricity_target"]
anaphoricity_gold = anaphoricity_target.tolist()
ana_lable = autograd.Variable(torch.cuda.FloatTensor([anaphoricity_gold]))
gold += data["top_gold"].tolist()
ana_gold += anaphoricity_target.tolist()
output,output_reindex = network_model.forward_top_pair(nnargs["word_embedding_dimention"],mention_index,mention_span,candi_index,candi_spans,pair_feature,anaphors,antecedents,reindex,start_index,end_index,0.0)
predict += output.data.cpu().numpy().tolist()
ana_output,_,_ = network_model.forward_anaphoricity(nnargs["word_embedding_dimention"], anaphoricity_index, anaphoricity_span, anaphoricity_feature, 0.0)
ana_predict += ana_output.data.cpu().numpy()[0].tolist()
gold = numpy.array(gold,dtype=numpy.int32)
predict = numpy.array(predict)
best_results = {
'thresh': 0.0,
'accuracy': 0.0,
'precision': 0.0,
'recall': 0.0,
'f1': 0.0
}
thresh_list = [0.3,0.35,0.4,0.45,0.5,0.55,0.6]
for thresh in thresh_list:
evaluation_results = get_metrics(gold, predict, thresh)
if evaluation_results["f1"] >= best_results["f1"]:
best_results = evaluation_results
print "Pair accuracy: %f and Fscore: %f with thresh: %f"\
%(best_results["accuracy"],best_results["f1"],best_results["thresh"])
sys.stdout.flush()
if best_results["f1"] >= all_best_results["f1"]:
all_best_results = best_results
print >> sys.stderr, "New High Result, Save Model"
torch.save(network_model, model_save_dir+"network_model_pretrain.best.top")
ana_gold = numpy.array(ana_gold,dtype=numpy.int32)
ana_predict = numpy.array(ana_predict)
best_results = {
'thresh': 0.0,
'accuracy': 0.0,
'precision': 0.0,
'recall': 0.0,
'f1': 0.0
}
for thresh in thresh_list:
evaluation_results = get_metrics(ana_gold, ana_predict, thresh)
if evaluation_results["f1"] >= best_results["f1"]:
best_results = evaluation_results
print "Anaphoricity accuracy: %f and Fscore: %f with thresh: %f"\
%(best_results["accuracy"],best_results["f1"],best_results["thresh"])
sys.stdout.flush()
if (echo+1)%10 == 0:
best_network_model = torch.load(model_save_dir+"network_model_pretrain.best.top")
print "DEV:"
performance.performance(dev_docs,best_network_model)
print "TEST:"
performance.performance(test_docs,best_network_model)
metrics = {}
metrics["muc"] = (mr, mp, mf)
metrics["b3"] = (br, bp, bf)
metrics["ceaf"] = (cr, cp, cf)
return metrics
def print_performance(m):
mp, mr, mf = m["muc"]
print "MUC: recall: %f precision: %f f1: %f" % (mr, mp, mf)
bp, br, bf = m["b3"]
print "BCUBED: recall: %f precision: %f f1: %f" % (br, bp, bf)
cp, cr, cf = m["ceaf"]
print "CEAF: recall: %f precision: %f f1: %f" % (cr, cp, cf)
if __name__ == "__main__":
#network_file = "./model/pretrain/network_model_pretrain.best"
network_file = "./model/pretrain/network_model_pretrain.top.best"
#network_file = "./model/model.pkl"
print >> sys.stderr, "Read model from ./model/model.pkl"
network_model = torch.load(network_file)
#dev_docs = DataReader.DataGnerater("dev")
dev_docs = DataReader.DataGnerater("test")
best_thres = 0.4
best_thres = evaluate(network_model, dev_docs, best_thres)
def main():
DIR = args.DIR
embedding_file = args.embedding_dir
network_file = "./model/model.pkl"
if os.path.isfile(network_file):
print >> sys.stderr,"Read model from ./model/model.pkl"
network_model = torch.load(network_file)
else:
embedding_matrix = numpy.load(embedding_file)
"Building torch model"
network_model = network.Network(pair_feature_dimention,mention_feature_dimention,word_embedding_dimention,span_dimention,1000,embedding_size,embedding_dimention,embedding_matrix).cuda()
print >> sys.stderr,"save model ..."
torch.save(network_model,network_file)
reduced=""
if args.reduced == 1:
reduced="_reduced"
train_docs = DataReader.DataGnerater("train"+reduced)
dev_docs = DataReader.DataGnerater("dev"+reduced)
test_docs = DataReader.DataGnerater("test"+reduced)
l2_lambda = 1e-5
lr = 0.002
dropout_rate = 0.5
shuffle = True
times = 0
best_thres = 0.5
model_save_dir = "./model/pretrain/"
last_cost = 0.0
for echo in range(30):
start_time = timeit.default_timer()
print "Pretrain Epoch:",echo
optimizer = optim.RMSprop(network_model.parameters(), lr=lr, weight_decay=l2_lambda)
cost_this_turn = 0.0
pos_num = 0
neg_num = 0
inside_time = 0.0
loss = None
for data,doc_end in train_docs.generater(shuffle):
ana_word_index,ana_span,ana_feature,candi_word_index,candi_span,pair_feature_array,target,mention_ids = data
if len(pair_feature_array) >= 500:
continue
if len(target) == 0:
continue
mention_index = autograd.Variable(torch.from_numpy(ana_word_index).type(torch.cuda.LongTensor))
mention_span = autograd.Variable(torch.from_numpy(ana_span).type(torch.cuda.FloatTensor))
mention_feature = autograd.Variable(torch.from_numpy(ana_feature).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(torch.from_numpy(candi_word_index).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(torch.from_numpy(candi_span).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(torch.from_numpy(pair_feature_array).type(torch.cuda.FloatTensor))
gold = [0] + target.tolist()
if sum(target) == 0:
neg_num += 1
gold[0] = 1
else:
pos_num += 1
inside_time_start = timeit.default_timer()
lable = autograd.Variable(torch.cuda.FloatTensor([gold]))
output,scores = network_model.forward(word_embedding_dimention,mention_index,mention_span,mention_feature,mention_index,mention_span,candi_index,candi_spans,pair_feature,dropout_rate)
optimizer.zero_grad()
loss = F.binary_cross_entropy(output,lable)
loss.backward()
optimizer.step()
inside_time += (timeit.default_timer()-inside_time_start)
cost_this_turn += loss.data[0]
end_time = timeit.default_timer()
print >> sys.stderr, "PreTrain",echo,"Total cost:",cost_this_turn
print >> sys.stderr, "PreTRAINING Use %.3f seconds"%(end_time-start_time)
print >> sys.stderr, "Inside Use %.3f seconds"%(inside_time)
print >> sys.stderr, "Neg:Pos",neg_num,pos_num
print >> sys.stderr, "Learning Rate",lr
if cost_this_turn > last_cost:
lr = lr*0.7
last_cost = cost_this_turn
print >> sys.stderr,"save model ..."
best_thres = Evaluate.evaluate(network_model,dev_docs,best_thres)
print >> sys.stderr, "Read model from ", best_network_file
best_network_model = torch.load(best_network_file)
manager = network.Network(
nnargs["pair_feature_dimention"], nnargs["mention_feature_dimention"],
nnargs["word_embedding_dimention"], nnargs["span_dimention"], 1000,
nnargs["embedding_size"], nnargs["embedding_dimention"],
embedding_matrix).cuda()
net_copy(manager, best_network_model)
reduced = ""
if args.reduced == 1:
reduced = "_reduced"
#dev_docs = DataReader.DataGnerater("dev"+reduced)
test_docs = DataReader.DataGnerater("test" + reduced)
metric = performance(test_docs, worker, manager)
print "Ave", metric["average"]
#network_file = "./model/network_model_pretrain.top.best"
#network_model = torch.load(network_file)
#ana_network_file = "./model/network_model_pretrain.top.best"
#ana_network_model = torch.load(ana_network_file)
#reduced=""
#if args.reduced == 1:
# reduced="_reduced"
#metric = performance(test_docs,network_model,ana_network_model)
def main():
DIR = args.DIR
embedding_file = args.embedding_dir
embedding_matrix = numpy.load(embedding_file)
"Building torch model"
network_model = network.Network(
nnargs["pair_feature_dimention"], nnargs["mention_feature_dimention"],
nnargs["word_embedding_dimention"], nnargs["span_dimention"], 1000,
nnargs["embedding_size"], nnargs["embedding_dimention"],
embedding_matrix).cuda()
reduced = ""
if args.reduced == 1:
reduced = "_reduced"
print >> sys.stderr, "prepare data for train ..."
train_docs = DataReader.DataGnerater("train" + reduced)
print >> sys.stderr, "prepare data for dev and test ..."
dev_docs = DataReader.DataGnerater("dev" + reduced)
test_docs = DataReader.DataGnerater("test" + reduced)
l2_lambda = 1e-6
#lr = 0.00009
lr = 0.0001
dropout_rate = 0.5
shuffle = True
times = 0
best_thres = 0.5
model_save_dir = "./model/"
last_cost = 0.0
all_best_results = {
'thresh': 0.0,
'accuracy': 0.0,
'precision': 0.0,
'recall': 0.0,
'f1': 0.0
}
optimizer = optim.RMSprop(network_model.parameters(), lr=lr, eps=1e-5)
scheduler = lr_scheduler.StepLR(optimizer, step_size=75, gamma=0.5)
for echo in range(100):
start_time = timeit.default_timer()
print "Pretrain Epoch:", echo
scheduler.step()
pair_cost_this_turn = 0.0
ana_cost_this_turn = 0.0
pair_nums = 0
ana_nums = 0
inside_time = 0.0
for data in train_docs.train_generater(shuffle=shuffle):
mention_word_index, mention_span, candi_word_index,candi_span,feature_pair,pair_antecedents,pair_anaphors,\
target,positive,negative,anaphoricity_word_indexs, anaphoricity_spans, anaphoricity_features, anaphoricity_target = data
mention_index = autograd.Variable(
torch.from_numpy(mention_word_index).type(
torch.cuda.LongTensor))
mention_span = autograd.Variable(
torch.from_numpy(mention_span).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(
torch.from_numpy(candi_word_index).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(
torch.from_numpy(candi_span).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(
torch.from_numpy(feature_pair).type(torch.cuda.FloatTensor))
anaphors = autograd.Variable(
torch.from_numpy(pair_anaphors).type(torch.cuda.LongTensor))
antecedents = autograd.Variable(
torch.from_numpy(pair_antecedents).type(torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(
torch.from_numpy(anaphoricity_word_indexs).type(
torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(
torch.from_numpy(anaphoricity_spans).type(
torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(
torch.from_numpy(anaphoricity_features).type(
torch.cuda.FloatTensor))
gold = target.tolist()
anaphoricity_gold = anaphoricity_target.tolist()
pair_nums += len(gold)
ana_nums += len(anaphoricity_gold)
lable = autograd.Variable(torch.cuda.FloatTensor([gold]))
ana_lable = autograd.Variable(
torch.cuda.FloatTensor([anaphoricity_gold]))
output, _ = network_model.forward_all_pair(
nnargs["word_embedding_dimention"], mention_index,
mention_span, candi_index, candi_spans, pair_feature, anaphors,
antecedents, dropout_rate)
ana_output, _ = network_model.forward_anaphoricity(
nnargs["word_embedding_dimention"], anaphoricity_index,
anaphoricity_span, anaphoricity_feature, dropout_rate)
optimizer.zero_grad()
#loss = get_pair_loss(output,positive,negative,train_docs.scale_factor)
loss = F.binary_cross_entropy(
output, lable, size_average=False) / train_docs.scale_factor
#ana_loss = F.binary_cross_entropy(ana_output,ana_lable,size_average=False)/train_docs.anaphoricity_scale_factor
pair_cost_this_turn += loss.data[0] * train_docs.scale_factor
loss_all = loss
loss_all.backward()
optimizer.step()
end_time = timeit.default_timer()
print >> sys.stderr, "PreTRAINING Use %.3f seconds" % (end_time -
start_time)
print >> sys.stderr, "Learning Rate", lr
#print >> sys.stderr,"save model ..."
#torch.save(network_model, model_save_dir+"network_model_pretrain.%d"%echo)
gold = []
predict = []
ana_gold = []
ana_predict = []
for data in dev_docs.train_generater(shuffle=False):
mention_word_index, mention_span, candi_word_index,candi_span,feature_pair,pair_antecedents,pair_anaphors,\
target,positive,negative, anaphoricity_word_indexs, anaphoricity_spans, anaphoricity_features, anaphoricity_target = data
mention_index = autograd.Variable(
torch.from_numpy(mention_word_index).type(
torch.cuda.LongTensor))
mention_span = autograd.Variable(
torch.from_numpy(mention_span).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(
torch.from_numpy(candi_word_index).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(
torch.from_numpy(candi_span).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(
torch.from_numpy(feature_pair).type(torch.cuda.FloatTensor))
anaphors = autograd.Variable(
torch.from_numpy(pair_anaphors).type(torch.cuda.LongTensor))
antecedents = autograd.Variable(
torch.from_numpy(pair_antecedents).type(torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(
torch.from_numpy(anaphoricity_word_indexs).type(
torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(
torch.from_numpy(anaphoricity_spans).type(
torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(
torch.from_numpy(anaphoricity_features).type(
torch.cuda.FloatTensor))
gold += target.tolist()
ana_gold += anaphoricity_target.tolist()
output, _ = network_model.forward_all_pair(
nnargs["word_embedding_dimention"], mention_index,
mention_span, candi_index, candi_spans, pair_feature, anaphors,
antecedents, 0.0)
predict += output.data.cpu().numpy()[0].tolist()
ana_output, _ = network_model.forward_anaphoricity(
nnargs["word_embedding_dimention"], anaphoricity_index,
anaphoricity_span, anaphoricity_feature, 0.0)
ana_predict += ana_output.data.cpu().numpy()[0].tolist()
gold = numpy.array(gold, dtype=numpy.int32)
predict = numpy.array(predict)
best_results = {
'thresh': 0.0,
'accuracy': 0.0,
'precision': 0.0,
'recall': 0.0,
'f1': 0.0
}
thresh_list = [0.25, 0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6]
for thresh in thresh_list:
evaluation_results = get_metrics(gold, predict, thresh)
if evaluation_results["f1"] >= best_results["f1"]:
best_results = evaluation_results
print "Pair accuracy: %f and Fscore: %f with thresh: %f"\
%(best_results["accuracy"],best_results["f1"],best_results["thresh"])
sys.stdout.flush()
if best_results["f1"] >= all_best_results["f1"]:
all_best_results = best_results
print >> sys.stderr, "New High Result, Save Model"
torch.save(network_model,
model_save_dir + "network_model_pretrain.best.pair")
sys.stdout.flush()
## output best
print "In sum, anaphoricity accuracy: %f and Fscore: %f with thresh: %f"\
%(best_results["accuracy"],best_results["f1"],best_results["thresh"])
sys.stdout.flush()
def main():
DIR = args.DIR
embedding_file = args.embedding_dir
best_network_file = "./model/pretrain/network_model_pretrain.best"
print >> sys.stderr, "Read model from ./model/model.pkl"
best_network_model = torch.load(best_network_file)
embedding_matrix = numpy.load(embedding_file)
"Building torch model"
network_model = network.Network(pair_feature_dimention,
mention_feature_dimention,
word_embedding_dimention, span_dimention,
1000, embedding_size, embedding_dimention,
embedding_matrix).cuda()
print >> sys.stderr, "save model ..."
#torch.save(network_model,network_file)
net_copy(network_model, best_network_model)
reduced = ""
if args.reduced == 1:
reduced = "_reduced"
print >> sys.stderr, "prepare data for train ..."
train_docs = DataReader.DataGnerater("train" + reduced)
print >> sys.stderr, "prepare data for dev and test ..."
dev_docs = DataReader.DataGnerater("dev" + reduced)
test_docs = DataReader.DataGnerater("test" + reduced)
l2_lambda = 1e-6
lr = 0.0002
dropout_rate = 0.5
shuffle = True
times = 0
best_thres = 0.5
model_save_dir = "./model/pretrain/"
last_cost = 0.0
all_best_results = {
'thresh': 0.0,
'accuracy': 0.0,
'precision': 0.0,
'recall': 0.0,
'f1': 0.0
}
for echo in range(100):
start_time = timeit.default_timer()
print "Pretrain Epoch:", echo
#if echo == 100:
# lr = lr/2.0
#if echo == 150:
# lr = lr/2.0
#optimizer = optim.RMSprop(filter(lambda p: p.requires_grad, network_model.parameters()), lr=lr, weight_decay=l2_lambda)
#optimizer = optim.RMSprop(network_model.parameters(), lr=lr, weight_decay=l2_lambda)
optimizer = optim.RMSprop(network_model.parameters(),
lr=lr,
eps=1e-5,
weight_decay=l2_lambda)
pair_cost_this_turn = 0.0
ana_cost_this_turn = 0.0
pair_nums = 0
ana_nums = 0
pos_num = 0
neg_num = 0
inside_time = 0.0
for data in train_docs.train_generater(shuffle=shuffle, top=True):
mention_word_index, mention_span, candi_word_index,candi_span,feature_pair,pair_antecedents,pair_anaphors,\
target,positive,negative,anaphoricity_word_indexs, anaphoricity_spans, anaphoricity_features, anaphoricity_target,top_x = data
mention_index = autograd.Variable(
torch.from_numpy(mention_word_index).type(
torch.cuda.LongTensor))
mention_span = autograd.Variable(
torch.from_numpy(mention_span).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(
torch.from_numpy(candi_word_index).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(
torch.from_numpy(candi_span).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(
torch.from_numpy(feature_pair).type(torch.cuda.FloatTensor))
anaphors = autograd.Variable(
torch.from_numpy(pair_anaphors).type(torch.cuda.LongTensor))
antecedents = autograd.Variable(
torch.from_numpy(pair_antecedents).type(torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(
torch.from_numpy(anaphoricity_word_indexs).type(
torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(
torch.from_numpy(anaphoricity_spans).type(
torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(
torch.from_numpy(anaphoricity_features).type(
torch.cuda.FloatTensor))
reindex = autograd.Variable(
torch.from_numpy(top_x["score_index"]).type(
torch.cuda.LongTensor))
start_index = autograd.Variable(
torch.from_numpy(top_x["starts"]).type(torch.cuda.LongTensor))
end_index = autograd.Variable(
torch.from_numpy(top_x["ends"]).type(torch.cuda.LongTensor))
top_gold = autograd.Variable(
torch.from_numpy(top_x["top_gold"]).type(
torch.cuda.FloatTensor))
anaphoricity_gold = anaphoricity_target.tolist()
ana_lable = autograd.Variable(
torch.cuda.FloatTensor([anaphoricity_gold]))
optimizer.zero_grad()
output, output_reindex = network_model.forward_top_pair(
word_embedding_dimention, mention_index, mention_span,
candi_index, candi_spans, pair_feature, anaphors, antecedents,
reindex, start_index, end_index, dropout_rate)
loss = F.binary_cross_entropy(
output, top_gold,
size_average=False) / train_docs.scale_factor_top
ana_output, _ = network_model.forward_anaphoricity(
word_embedding_dimention, anaphoricity_index,
anaphoricity_span, anaphoricity_feature, dropout_rate)
ana_loss = F.binary_cross_entropy(
ana_output, ana_lable,
size_average=False) / train_docs.anaphoricity_scale_factor_top
loss_all = loss + ana_loss
loss_all.backward()
pair_cost_this_turn += loss.data[0]
optimizer.step()
end_time = timeit.default_timer()
print >> sys.stderr, "PreTrain", echo, "Pair total cost:", pair_cost_this_turn
print >> sys.stderr, "PreTRAINING Use %.3f seconds" % (end_time -
start_time)
print >> sys.stderr, "Learning Rate", lr
print >> sys.stderr, "save model ..."
torch.save(network_model,
model_save_dir + "network_model_pretrain.%d.top" % echo)
#if cost_this_turn > last_cost:
# lr = lr*0.7
gold = []
predict = []
ana_gold = []
ana_predict = []
for data in dev_docs.train_generater(shuffle=False, top=True):
mention_word_index, mention_span, candi_word_index,candi_span,feature_pair,pair_antecedents,pair_anaphors,\
target,positive,negative, anaphoricity_word_indexs, anaphoricity_spans, anaphoricity_features, anaphoricity_target, top_x = data
mention_index = autograd.Variable(
torch.from_numpy(mention_word_index).type(
torch.cuda.LongTensor))
mention_span = autograd.Variable(
torch.from_numpy(mention_span).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(
torch.from_numpy(candi_word_index).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(
torch.from_numpy(candi_span).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(
torch.from_numpy(feature_pair).type(torch.cuda.FloatTensor))
anaphors = autograd.Variable(
torch.from_numpy(pair_anaphors).type(torch.cuda.LongTensor))
antecedents = autograd.Variable(
torch.from_numpy(pair_antecedents).type(torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(
torch.from_numpy(anaphoricity_word_indexs).type(
torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(
torch.from_numpy(anaphoricity_spans).type(
torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(
torch.from_numpy(anaphoricity_features).type(
torch.cuda.FloatTensor))
reindex = autograd.Variable(
torch.from_numpy(top_x["score_index"]).type(
torch.cuda.LongTensor))
start_index = autograd.Variable(
torch.from_numpy(top_x["starts"]).type(torch.cuda.LongTensor))
end_index = autograd.Variable(
torch.from_numpy(top_x["ends"]).type(torch.cuda.LongTensor))
gold += top_x["top_gold"].tolist()
ana_gold += anaphoricity_target.tolist()
output, output_reindex = network_model.forward_top_pair(
word_embedding_dimention, mention_index, mention_span,
candi_index, candi_spans, pair_feature, anaphors, antecedents,
reindex, start_index, end_index, 0.0)
predict += output.data.cpu().numpy().tolist()
ana_output, _ = network_model.forward_anaphoricity(
word_embedding_dimention, anaphoricity_index,
anaphoricity_span, anaphoricity_feature, 0.0)
ana_predict += ana_output.data.cpu().numpy()[0].tolist()
gold = numpy.array(gold, dtype=numpy.int32)
predict = numpy.array(predict)
best_results = {
'thresh': 0.0,
'accuracy': 0.0,
'precision': 0.0,
'recall': 0.0,
'f1': 0.0
}
thresh_list = [0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6]
for thresh in thresh_list:
evaluation_results = get_metrics(gold, predict, thresh)
if evaluation_results["f1"] >= best_results["f1"]:
best_results = evaluation_results
print "Pair accuracy: %f and Fscore: %f with thresh: %f"\
%(best_results["accuracy"],best_results["f1"],best_results["thresh"])
sys.stdout.flush()
if best_results["f1"] > all_best_results["f1"]:
all_best_results = best_results
print >> sys.stderr, "New High Result, Save Model"
torch.save(network_model,
model_save_dir + "network_model_pretrain.top.best")
ana_gold = numpy.array(ana_gold, dtype=numpy.int32)
ana_predict = numpy.array(ana_predict)
best_results = {
'thresh': 0.0,
'accuracy': 0.0,
'precision': 0.0,
'recall': 0.0,
'f1': 0.0
}
for thresh in thresh_list:
evaluation_results = get_metrics(ana_gold, ana_predict, thresh)
if evaluation_results["f1"] >= best_results["f1"]:
best_results = evaluation_results
print "Anaphoricity accuracy: %f and Fscore: %f with thresh: %f"\
%(best_results["accuracy"],best_results["f1"],best_results["thresh"])
sys.stdout.flush()
if (echo + 1) % 10 == 0:
best_network_model = torch.load(model_save_dir +
"network_model_pretrain.top.best")
print "DEV:"
performance.performance(dev_docs, best_network_model)
print "TEST:"
performance.performance(test_docs, best_network_model)
def main():
DIR = args.DIR
embedding_file = args.embedding_dir
#network_file = "./model/model.pkl"
#network_file = "./model/pretrain/network_model_pretrain.20"
network_file = "./model/pretrain/network_model_pretrain.top.best"
if os.path.isfile(network_file):
print >> sys.stderr, "Read model from ./model/model.pkl"
network_model = torch.load(network_file)
else:
embedding_matrix = numpy.load(embedding_file)
#print len(embedding_matrix)
"Building torch model"
network_model = network.Network(pair_feature_dimention,
mention_feature_dimention,
word_embedding_dimention,
span_dimention, 1000, embedding_size,
embedding_dimention,
embedding_matrix).cuda()
print >> sys.stderr, "save model ..."
torch.save(network_model, network_file)
reduced = ""
if args.reduced == 1:
reduced = "_reduced"
print >> sys.stderr, "prepare data for train ..."
train_docs = DataReader.DataGnerater("train" + reduced)
#train_docs = DataReader.DataGnerater("dev"+reduced)
print >> sys.stderr, "prepare data for dev and test ..."
dev_docs = DataReader.DataGnerater("dev" + reduced)
#test_docs = DataReader.DataGnerater("test"+reduced)
l2_lambda = 1e-6
lr = 0.00002
dropout_rate = 0.5
shuffle = True
times = 0
best_thres = 0.5
reinforce = True
model_save_dir = "./model/pretrain/"
metrics = performance.performance(dev_docs, network_model)
p, r, f = metrics["b3"]
f_b = [f]
#for echo in range(30,200):
for echo in range(20):
start_time = timeit.default_timer()
print "Pretrain Epoch:", echo
#if echo == 100:
# lr = lr/2.0
#if echo == 150:
# lr = lr/2.0
#optimizer = optim.RMSprop(filter(lambda p: p.requires_grad, network_model.parameters()), lr=lr, weight_decay=l2_lambda)
#optimizer = optim.RMSprop(network_model.parameters(), lr=lr, weight_decay=l2_lambda)
cost = 0.0
optimizer = optim.RMSprop(network_model.parameters(),
lr=lr,
eps=1e-5,
weight_decay=l2_lambda)
pair_cost_this_turn = 0.0
ana_cost_this_turn = 0.0
pair_nums = 0
ana_nums = 0
pos_num = 0
neg_num = 0
inside_time = 0.0
score_softmax = nn.Softmax()
cluster_info = []
new_cluster_num = 0
cluster_info.append(-1)
action_list = []
new_cluster_info = []
tmp_data = []
#for data in train_docs.rl_case_generater():
for data in train_docs.rl_case_generater(shuffle=True):
inside_time += 1
this_doc = train_docs
tmp_data.append(data)
mention_word_index, mention_span, candi_word_index,candi_span,feature_pair,pair_antecedents,pair_anaphors,\
target,positive,negative,anaphoricity_word_indexs, anaphoricity_spans, anaphoricity_features, anaphoricity_target,rl,candi_ids_return = data
gold_chain = this_doc.gold_chain[rl["did"]]
gold_dict = {}
for chain in gold_chain:
for item in chain:
gold_dict[item] = chain
mention_index = autograd.Variable(
torch.from_numpy(mention_word_index).type(
torch.cuda.LongTensor))
mention_span = autograd.Variable(
torch.from_numpy(mention_span).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(
torch.from_numpy(candi_word_index).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(
torch.from_numpy(candi_span).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(
torch.from_numpy(feature_pair).type(torch.cuda.FloatTensor))
anaphors = autograd.Variable(
torch.from_numpy(pair_anaphors).type(torch.cuda.LongTensor))
antecedents = autograd.Variable(
torch.from_numpy(pair_antecedents).type(torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(
torch.from_numpy(anaphoricity_word_indexs).type(
torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(
torch.from_numpy(anaphoricity_spans).type(
torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(
torch.from_numpy(anaphoricity_features).type(
torch.cuda.FloatTensor))
output, pair_score = network_model.forward_all_pair(
word_embedding_dimention, mention_index, mention_span,
candi_index, candi_spans, pair_feature, anaphors, antecedents,
dropout_rate)
ana_output, ana_score = network_model.forward_anaphoricity(
word_embedding_dimention, anaphoricity_index,
anaphoricity_span, anaphoricity_feature, dropout_rate)
reindex = autograd.Variable(
torch.from_numpy(rl["reindex"]).type(torch.cuda.LongTensor))
scores_reindex = torch.transpose(
torch.cat((pair_score, ana_score), 1), 0, 1)[reindex]
#scores_reindex = torch.transpose(torch.cat((pair_score,-1-0.3*ana_score),1),0,1)[reindex]
for s, e in zip(rl["starts"], rl["ends"]):
#action_prob: scores_reindex[s:e][1]
score = score_softmax(
torch.transpose(scores_reindex[s:e], 0,
1)).data.cpu().numpy()[0]
this_action = utils.sample_action(score)
#this_action = ac_list.index(max(score.tolist()))
action_list.append(this_action)
if this_action == len(score) - 1:
should_cluster = new_cluster_num
new_cluster_num += 1
new_cluster_info.append(1)
else:
should_cluster = cluster_info[this_action]
new_cluster_info.append(0)
cluster_info.append(should_cluster)
if rl["end"] == True:
ev_document = utils.get_evaluation_document(
cluster_info, this_doc.gold_chain[rl["did"]],
candi_ids_return, new_cluster_num)
p, r, f = evaluation.evaluate_documents([ev_document],
evaluation.b_cubed)
trick_reward = utils.get_reward_trick(cluster_info, gold_dict,
new_cluster_info,
action_list,
candi_ids_return)
#reward = f + trick_reward
average_f = float(sum(f_b)) / len(f_b)
reward = (f - average_f) * 10
f_b.append(f)
if len(f_b) > 128:
f_b = f_b[1:]
index = 0
for data in tmp_data:
mention_word_index, mention_span, candi_word_index,candi_span,feature_pair,pair_antecedents,pair_anaphors,\
target,positive,negative,anaphoricity_word_indexs, anaphoricity_spans, anaphoricity_features, anaphoricity_target,rl,candi_ids_return = data
mention_index = autograd.Variable(
torch.from_numpy(mention_word_index).type(
torch.cuda.LongTensor))
mention_span = autograd.Variable(
torch.from_numpy(mention_span).type(
torch.cuda.FloatTensor))
candi_index = autograd.Variable(
torch.from_numpy(candi_word_index).type(
torch.cuda.LongTensor))
candi_spans = autograd.Variable(
torch.from_numpy(candi_span).type(
torch.cuda.FloatTensor))
pair_feature = autograd.Variable(
torch.from_numpy(feature_pair).type(
torch.cuda.FloatTensor))
anaphors = autograd.Variable(
torch.from_numpy(pair_anaphors).type(
torch.cuda.LongTensor))
antecedents = autograd.Variable(
torch.from_numpy(pair_antecedents).type(
torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(
torch.from_numpy(anaphoricity_word_indexs).type(
torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(
torch.from_numpy(anaphoricity_spans).type(
torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(
torch.from_numpy(anaphoricity_features).type(
torch.cuda.FloatTensor))
rl_costs = autograd.Variable(
torch.from_numpy(rl["costs"]).type(
torch.cuda.FloatTensor))
rl_costs = torch.transpose(rl_costs, 0, 1)
output, pair_score = network_model.forward_all_pair(
word_embedding_dimention, mention_index, mention_span,
candi_index, candi_spans, pair_feature, anaphors,
antecedents, dropout_rate)
ana_output, ana_score = network_model.forward_anaphoricity(
word_embedding_dimention, anaphoricity_index,
anaphoricity_span, anaphoricity_feature, dropout_rate)
reindex = autograd.Variable(
torch.from_numpy(rl["reindex"]).type(
torch.cuda.LongTensor))
optimizer.zero_grad()
loss = None
scores_reindex = torch.transpose(
torch.cat((pair_score, ana_score), 1), 0, 1)[reindex]
#scores_reindex = torch.transpose(torch.cat((pair_score,-1-0.3*ana_score),1),0,1)[reindex]
for s, e in zip(rl["starts"], rl["ends"]):
#action_prob: scores_reindex[s:e][1]
this_action = action_list[index]
#current_reward = reward + trick_reward[index]
current_reward = reward
#this_loss = -reward*(torch.transpose(F.log_softmax(torch.transpose(scores_reindex[s:e],0,1)),0,1)[this_action])
this_loss = -current_reward * (torch.transpose(
F.log_softmax(
torch.transpose(scores_reindex[s:e], 0, 1)), 0,
1)[this_action])
if loss is None:
loss = this_loss
else:
loss += this_loss
index += 1
#loss /= len(rl["starts"])
loss /= len(rl["starts"])
#loss = loss/train_docs.scale_factor
## policy graident
cost += loss.data[0]
loss.backward()
optimizer.step()
new_cluster_num = 0
cluster_info = []
cluster_info.append(-1)
tmp_data = []
action_list = []
new_cluster_info = []
#if inside_time%50 == 0:
# performance.performance(dev_docs,network_model)
# print
# sys.stdout.flush()
end_time = timeit.default_timer()
print >> sys.stderr, "PreTRAINING Use %.3f seconds" % (end_time -
start_time)
print >> sys.stderr, "cost:", cost
#print >> sys.stderr,"save model ..."
#torch.save(network_model, model_save_dir+"network_model_pretrain.%d"%echo)
performance.performance(dev_docs, network_model)
sys.stdout.flush()
def main():
DIR = args.DIR
embedding_file = args.embedding_dir
best_network_file = "./model/network_model_pretrain.best.top.pair"
print >> sys.stderr,"Read model from ",best_network_file
best_network_model = torch.load(best_network_file)
embedding_matrix = numpy.load(embedding_file)
"Building torch model"
network_model = network.Network(nnargs["pair_feature_dimention"],nnargs["mention_feature_dimention"],nnargs["word_embedding_dimention"],nnargs["span_dimention"],1000,nnargs["embedding_size"],nnargs["embedding_dimention"],embedding_matrix).cuda()
net_copy(network_model,best_network_model)
best_network_file = "./model/network_model_pretrain.best.top.ana"
print >> sys.stderr,"Read model from ",best_network_file
best_network_model = torch.load(best_network_file)
ana_network = network.Network(nnargs["pair_feature_dimention"],nnargs["mention_feature_dimention"],nnargs["word_embedding_dimention"],nnargs["span_dimention"],1000,nnargs["embedding_size"],nnargs["embedding_dimention"],embedding_matrix).cuda()
net_copy(ana_network,best_network_model)
reduced=""
if args.reduced == 1:
reduced="_reduced"
print >> sys.stderr,"prepare data for train ..."
train_docs_iter = DataReader.DataGnerater("train"+reduced)
print >> sys.stderr,"prepare data for dev and test ..."
dev_docs_iter = DataReader.DataGnerater("dev"+reduced)
test_docs_iter = DataReader.DataGnerater("test"+reduced)
print "Performance after pretraining..."
print "DEV"
metric = performance.performance(dev_docs_iter,network_model,ana_network)
print "Average:",metric["average"]
print "TEST"
metric = performance.performance(test_docs_iter,network_model,ana_network)
print "Average:",metric["average"]
print "***"
print
sys.stdout.flush()
l2_lambda = 1e-6
#lr = 0.00001
#lr = 0.000005
lr = 0.000002
#lr = 0.0000009
dropout_rate = 0.5
shuffle = True
times = 0
reinforce = True
model_save_dir = "./model/reinforce/"
utils.mkdir(model_save_dir)
score_softmax = nn.Softmax()
optimizer = optim.RMSprop(network_model.parameters(), lr=lr, eps = 1e-6)
ana_optimizer = optim.RMSprop(ana_network.parameters(), lr=lr, eps = 1e-6)
scheduler = lr_scheduler.StepLR(optimizer, step_size=15, gamma=0.5)
ana_scheduler = lr_scheduler.StepLR(ana_optimizer, step_size=15, gamma=0.5)
for echo in range(30):
start_time = timeit.default_timer()
print "Pretrain Epoch:",echo
scheduler.step()
ana_scheduler.step()
train_docs = utils.load_pickle(args.DOCUMENT + 'train_docs.pkl')
docs_by_id = {doc.did: doc for doc in train_docs}
print >> sys.stderr,"Link docs ..."
tmp_data = []
path = []
for data in train_docs_iter.rl_case_generater(shuffle=True):
mention_word_index, mention_span, candi_word_index,candi_span,feature_pair,pair_antecedents,pair_anaphors,\
target,positive,negative,anaphoricity_word_indexs, anaphoricity_spans, anaphoricity_features, anaphoricity_target,rl,candi_ids_return = data
mention_index = autograd.Variable(torch.from_numpy(mention_word_index).type(torch.cuda.LongTensor))
mention_spans = autograd.Variable(torch.from_numpy(mention_span).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(torch.from_numpy(candi_word_index).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(torch.from_numpy(candi_span).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(torch.from_numpy(feature_pair).type(torch.cuda.FloatTensor))
anaphors = autograd.Variable(torch.from_numpy(pair_anaphors).type(torch.cuda.LongTensor))
antecedents = autograd.Variable(torch.from_numpy(pair_antecedents).type(torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(torch.from_numpy(anaphoricity_word_indexs).type(torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(torch.from_numpy(anaphoricity_spans).type(torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(torch.from_numpy(anaphoricity_features).type(torch.cuda.FloatTensor))
output, pair_score = network_model.forward_all_pair(nnargs["word_embedding_dimention"],mention_index,mention_spans,candi_index,candi_spans,pair_feature,anaphors,antecedents,0.0)
ana_output, ana_score = ana_network.forward_anaphoricity(nnargs["word_embedding_dimention"], anaphoricity_index, anaphoricity_span, anaphoricity_feature, 0.0)
ana_pair_output, ana_pair_score = ana_network.forward_all_pair(nnargs["word_embedding_dimention"],mention_index,mention_spans,candi_index,candi_spans,pair_feature,anaphors,antecedents, 0.0)
reindex = autograd.Variable(torch.from_numpy(rl["reindex"]).type(torch.cuda.LongTensor))
scores_reindex = torch.transpose(torch.cat((pair_score,ana_score),1),0,1)[reindex]
ana_scores_reindex = torch.transpose(torch.cat((ana_pair_score,ana_score),1),0,1)[reindex]
doc = docs_by_id[rl['did']]
for s,e in zip(rl["starts"],rl["ends"]):
score = score_softmax(torch.transpose(ana_scores_reindex[s:e],0,1)).data.cpu().numpy()[0]
pair_score = score_softmax(torch.transpose(scores_reindex[s:e-1],0,1)).data.cpu().numpy()[0]
ana_action = utils.sample_action(score)
if ana_action == (e-s-1):
action = ana_action
else:
pair_action = utils.sample_action(pair_score*score[:-1])
action = pair_action
path.append(action)
link = action
m1, m2 = rl['ids'][s + link]
doc.link(m1, m2)
tmp_data.append((mention_word_index, mention_span, candi_word_index,candi_span,feature_pair,pair_antecedents,pair_anaphors,target,positive,negative,anaphoricity_word_indexs, anaphoricity_spans, anaphoricity_features, anaphoricity_target,rl,candi_ids_return))
if rl["end"] == True:
doc = docs_by_id[rl['did']]
reward = doc.get_f1()
inside_index = 0
for mention_word_index, mention_span, candi_word_index,candi_span,feature_pair,pair_antecedents,pair_anaphors,target,positive,negative,anaphoricity_word_indexs, anaphoricity_spans, anaphoricity_features, anaphoricity_target,rl,candi_ids_return in tmp_data:
for (start, end) in zip(rl['starts'], rl['ends']):
ids = rl['ids'][start:end]
ana = ids[0, 1]
old_ant = doc.ana_to_ant[ana]
doc.unlink(ana)
costs = rl['costs'][start:end]
for ant_ind in range(end - start):
costs[ant_ind] = doc.link(ids[ant_ind, 0], ana, hypothetical=True, beta=1)
doc.link(old_ant, ana)
cost = 0.0
mention_index = autograd.Variable(torch.from_numpy(mention_word_index).type(torch.cuda.LongTensor))
mention_spans = autograd.Variable(torch.from_numpy(mention_span).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(torch.from_numpy(candi_word_index).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(torch.from_numpy(candi_span).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(torch.from_numpy(feature_pair).type(torch.cuda.FloatTensor))
anaphors = autograd.Variable(torch.from_numpy(pair_anaphors).type(torch.cuda.LongTensor))
antecedents = autograd.Variable(torch.from_numpy(pair_antecedents).type(torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(torch.from_numpy(anaphoricity_word_indexs).type(torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(torch.from_numpy(anaphoricity_spans).type(torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(torch.from_numpy(anaphoricity_features).type(torch.cuda.FloatTensor))
ana_output, ana_score = ana_network.forward_anaphoricity(nnargs["word_embedding_dimention"], anaphoricity_index, anaphoricity_span, anaphoricity_feature, dropout_rate)
ana_pair_output, ana_pair_score = ana_network.forward_all_pair(nnargs["word_embedding_dimention"],mention_index,mention_spans,candi_index,candi_spans,pair_feature,anaphors,antecedents,dropout_rate)
reindex = autograd.Variable(torch.from_numpy(rl["reindex"]).type(torch.cuda.LongTensor))
ana_scores_reindex = torch.transpose(torch.cat((ana_pair_score,ana_score),1),0,1)[reindex]
ana_optimizer.zero_grad()
ana_loss = None
i = inside_index
for s,e in zip(rl["starts"],rl["ends"]):
costs = rl["costs"][s:e]
costs = autograd.Variable(torch.from_numpy(costs).type(torch.cuda.FloatTensor))
score = torch.squeeze(score_softmax(torch.transpose(ana_scores_reindex[s:e],0,1)))
baseline = torch.sum(score*costs)
action = path[i]
this_cost = torch.log(score[action])*-1.0*(reward-baseline)
if ana_loss is None:
ana_loss = this_cost
else:
ana_loss += this_cost
i += 1
ana_loss.backward()
torch.nn.utils.clip_grad_norm(ana_network.parameters(), 5.0)
ana_optimizer.step()
mention_index = autograd.Variable(torch.from_numpy(mention_word_index).type(torch.cuda.LongTensor))
mention_spans = autograd.Variable(torch.from_numpy(mention_span).type(torch.cuda.FloatTensor))
candi_index = autograd.Variable(torch.from_numpy(candi_word_index).type(torch.cuda.LongTensor))
candi_spans = autograd.Variable(torch.from_numpy(candi_span).type(torch.cuda.FloatTensor))
pair_feature = autograd.Variable(torch.from_numpy(feature_pair).type(torch.cuda.FloatTensor))
anaphors = autograd.Variable(torch.from_numpy(pair_anaphors).type(torch.cuda.LongTensor))
antecedents = autograd.Variable(torch.from_numpy(pair_antecedents).type(torch.cuda.LongTensor))
anaphoricity_index = autograd.Variable(torch.from_numpy(anaphoricity_word_indexs).type(torch.cuda.LongTensor))
anaphoricity_span = autograd.Variable(torch.from_numpy(anaphoricity_spans).type(torch.cuda.FloatTensor))
anaphoricity_feature = autograd.Variable(torch.from_numpy(anaphoricity_features).type(torch.cuda.FloatTensor))
output, pair_score = network_model.forward_all_pair(nnargs["word_embedding_dimention"],mention_index,mention_spans,candi_index,candi_spans,pair_feature,anaphors,antecedents,dropout_rate)
ana_output, ana_score = ana_network.forward_anaphoricity(nnargs["word_embedding_dimention"], anaphoricity_index, anaphoricity_span, anaphoricity_feature, dropout_rate)
reindex = autograd.Variable(torch.from_numpy(rl["reindex"]).type(torch.cuda.LongTensor))
scores_reindex = torch.transpose(torch.cat((pair_score,ana_score),1),0,1)[reindex]
pair_loss = None
optimizer.zero_grad()
i = inside_index
index = 0
for s,e in zip(rl["starts"],rl["ends"]):
action = path[i]
if (not (action == (e-s-1))) and (anaphoricity_target[index] == 1):
costs = rl["costs"][s:e-1]
costs = autograd.Variable(torch.from_numpy(costs).type(torch.cuda.FloatTensor))
score = torch.squeeze(score_softmax(torch.transpose(scores_reindex[s:e-1],0,1)))
baseline = torch.sum(score*costs)
this_cost = torch.log(score[action])*-1.0*(reward-baseline)
if pair_loss is None:
pair_loss = this_cost
else:
pair_loss += this_cost
i += 1
index += 1
if pair_loss is not None:
pair_loss.backward()
torch.nn.utils.clip_grad_norm(network_model.parameters(), 5.0)
optimizer.step()
inside_index = i
tmp_data = []
path = []
end_time = timeit.default_timer()
print >> sys.stderr, "TRAINING Use %.3f seconds"%(end_time-start_time)
print >> sys.stderr, "cost:",cost
print >> sys.stderr,"save model ..."
torch.save(network_model, model_save_dir+"network_model_rl_worker.%d"%echo)
torch.save(ana_network, model_save_dir+"network_model_rl_manager.%d"%echo)
print "DEV"
metric = performance.performance(dev_docs_iter,network_model,ana_network)
print "Average:",metric["average"]
print "DEV Ana: ",metric["ana"]
print "TEST"
metric = performance.performance(test_docs_iter,network_model,ana_network)
print "Average:",metric["average"]
print "TEST Ana: ",metric["ana"]
print
sys.stdout.flush()
cluster_info, this_doc.gold_chain[rl["did"]], candi_ids_return,
new_cluster_num)
test_document.append(ev_document)
cluster_info = []
new_cluster_num = 0
cluster_info.append(-1)
metrics = Evaluate.Output_Result(test_document)
r, p, f = metrics["muc"]
print "MUC: recall: %f precision: %f f1: %f" % (r, p, f)
r, p, f = metrics["b3"]
print "B3: recall: %f precision: %f f1: %f" % (r, p, f)
r, p, f = metrics["ceaf"]
print "CEAF: recall: %f precision: %f f1: %f" % (r, p, f)
return metrics
if __name__ == "__main__":
DIR = args.DIR
network_file = "./model/pretrain/network_model_pretrain.top.best"
network_model = torch.load(network_file)
reduced = ""
if args.reduced == 1:
reduced = "_reduced"
dev_docs = DataReader.DataGnerater("dev" + reduced)
#test_docs = DataReader.DataGnerater("test"+reduced)
performance(dev_docs, network_model)
