def find_inferred(self, lst_instance, tfo):
contexts = self.extract_contexts(
lst_instance
) # at this stage we're grabbing contexts from DP or via window!!!!
tfo.write("Contexts for target %s are: %s\n" %
(lst_instance.target, contexts))
contexts = [c for c in contexts if c in self.context_vecs]
tfo.write("Contexts in vocabulary for target %s are: %s\n" %
(lst_instance.target, contexts))
if self.ignore_target:
target = None
else:
if lst_instance.target not in self.word_vecs:
tfo.write("ERROR: %s not in word embeddings.Trying lemma.\n" %
lst_instance.target)
if lst_instance.target_lemma not in self.word_vecs:
tfo.write(
"ERROR: lemma %s also not in word embeddings. Giving up.\n"
% lst_instance.target_lemma)
return None
else:
target = lst_instance.target_lemma
else:
target = lst_instance.target
# 'add' and 'avg' metrics are implemented more efficiently with vector representation arithmetics
# as shown in Omer's linguistic regularities paper, this is equivalent as long as the vectors are normalized to 1
if self.context_math == 'add':
cs_rep = self.represent(target, contexts, False, tfo)
if cs_rep is None:
cs_rep = self.word_vecs.zeros()
result_vec = self.word_vecs.closest_vec(cs_rep, -1)
elif self.context_math == 'avg':
cs_rep = self.represent(target, contexts, True, tfo)
if cs_rep is None:
cs_rep = self.word_vecs.zeros()
result_vec = self.word_vecs.closest_vec(cs_rep, -1)
elif self.context_math == 'mult':
result_vec = self.mult(target, contexts, False, tfo)
elif self.context_math == 'geomean':
result_vec = self.mult(target, contexts, True, tfo)
elif self.context_math == 'none' and self.ignore_target is not None:
result_vec = self.word_vecs.closest(target, -1)
else:
raise Exception('Unknown context math: %s' % self.context_math)
if (result_vec is not None):
tfo.write("Top most similar embeddings: " +
vec_to_str(result_vec, self.top_inferences_to_analyze) +
'\n')
else:
tfo.write("Top most similar embeddings: " + " contexts: None\n")
return result_vec
def find_inferred(self, lst_instance, tfo):
if lst_instance.target in self.embeddings:
result_vec, deltatime = self.embeddings.closest_with_time(lst_instance.target, -1)
else:
result_vec, deltatime = None, 0
tfo.write("\nDeltatime: %f msec\n" % ((deltatime)*1000))
self.inference_time(deltatime)
if (result_vec is not None):
tfo.write("Top most similar embeddings: " + vec_to_str(result_vec, self.top_inferences_to_analyze) + '\n')
else:
tfo.write("Top most similar embeddings: " + " contexts: None\n")
return result_vec
def find_inferred(self, lst_instance, tfo):
if lst_instance.target in self.embeddings:
result_vec, deltatime = self.embeddings.closest_with_time(
lst_instance.target, -1)
else:
result_vec, deltatime = None, 0
tfo.write("\nDeltatime: %f msec\n" % ((deltatime) * 1000))
self.inference_time(deltatime)
if (result_vec is not None):
tfo.write("Top most similar embeddings: " +
vec_to_str(result_vec, self.top_inferences_to_analyze) +
'\n')
else:
tfo.write("Top most similar embeddings: " + " contexts: None\n")
return result_vec
def find_inferred(self, lst_instance, tfo):
target_v, context_v = self.represent_target_and_context(
lst_instance, tfo)
if target_v is not None and context_v is not None:
#This is not working very well at the moment. Requires more research.
# ZERO-TO-HALF
target_sim = (self.target_words.dot(target_v) + 1.0) / 2
context_sim = (self.target_words.dot(context_v) + 1.0) / 2
similarity = target_sim * context_sim
# RANKS
# target_sim = self.target_words.dot(target_v)
# context_sim = self.target_words.dot(context_v)
# for rank, i in enumerate(target_sim.argsort()):
# target_sim[i] = float(rank)
# for rank, i in enumerate(context_sim.argsort()):
# context_sim[i] = float(rank)
#
# similarity = (target_sim*context_sim)/(len(target_sim)**2)
# POSITIVE SCORES
# target_sim = self.target_words.dot(target_v)
# context_sim = self.target_words.dot(context_v)
# target_sim[target_sim<0.0] = 0.0
# context_sim[context_sim<0.0] = 0.0
# similarity = target_sim*context_sim
# EXP
# target_sim = self.target_words.dot(target_v)
# target_sim = np.exp(target_sim)
# context_sim = self.target_words.dot(context_v)
# context_sim = np.exp(context_sim)
# NORMALIZE
# target_sim = self.target_words.dot(target_v)
# target_sim_mean = np.mean(target_sim)
# target_sim_std = np.sqrt(np.var(target_sim))
# target_sim = (target_sim - target_sim_mean)/target_sim_std
## target_sim[target_sim<0.0] = 0.0
# context_sim = self.target_words.dot(context_v)
# context_sim_mean = np.mean(context_sim)
# context_sim_std = np.sqrt(np.var(context_sim))
# context_sim = (context_sim - context_sim_mean)/context_sim_std
## context_sim[context_sim<0.0] = 0.0
#
# similarity = target_sim + context_sim
else:
if target_v is not None:
similarity = (self.target_words.dot(target_v) + 1.0) / 2
elif context_v is not None:
similarity = (self.target_words.dot(context_v) + 1.0) / 2
else:
raise Exception("Can't find a target nor context.")
result_vec = sorted(zip(self.index2word, similarity),
reverse=True,
key=lambda x: x[1])
tfo.write("Top most similar embeddings: " +
vec_to_str(result_vec, self.top_inferences_to_analyze) +
'\n')
return result_vec
def run_test(inferrer):
if args.candidatesfile is not None:
target2candidates = read_candidates(args.candidatesfile)
else:
target2candidates = None
tfi = open(args.testfile, 'r')
tfo = open(args.resultsfile, 'w')
tfo_ranked = open(args.resultsfile + '.ranked', 'w')
tfo_generated_oot = open(args.resultsfile + '.generated.oot', 'w')
tfo_generated_best = open(args.resultsfile + '.generated.best', 'w')
lines = 0
while True:
context_line = tfi.readline()
if not context_line:
break
lst_instance = ContextInstance(context_line, args.no_pos)
lines += 1
if args.debug:
tfo.write("\nTest context:\n")
tfo.write("***************\n")
tfo.write(lst_instance.decorate_context())
result_vec = inferrer.find_inferred(lst_instance, tfo)
generated_results = inferrer.generate_inferred(
result_vec, lst_instance.target, lst_instance.target_lemma,
lst_instance.pos)
tfo.write("\nGenerated lemmatized results\n")
tfo.write("***************\n")
tfo.write(
"GENERATED\t" +
' '.join([lst_instance.full_target_key, lst_instance.target_id]) +
" ::: " + vec_to_str_generated(iter(generated_results.items()),
args.topgenerated) + "\n")
tfo_generated_oot.write(
' '.join([lst_instance.full_target_key, lst_instance.target_id]) +
" ::: " + vec_to_str_generated(iter(generated_results.items()),
args.topgenerated) + "\n")
tfo_generated_best.write(
' '.join([lst_instance.full_target_key, lst_instance.target_id]) +
" :: " + vec_to_str_generated(iter(generated_results.items()), 1) +
"\n")
filtered_results = inferrer.filter_inferred(
result_vec, target2candidates[lst_instance.target_key],
lst_instance.pos)
tfo.write("\nFiltered results\n")
tfo.write("***************\n")
tfo.write(
"RANKED\t" +
' '.join([lst_instance.full_target_key, lst_instance.target_id]) +
"\t" +
vec_to_str(iter(filtered_results.items()), len(filtered_results)) +
"\n")
tfo_ranked.write(
"RANKED\t" +
' '.join([lst_instance.full_target_key, lst_instance.target_id]) +
"\t" +
vec_to_str(iter(filtered_results.items()), len(filtered_results)) +
"\n")
# print "end %f" % time.time()
if lines % 10 == 0:
print("Read %d lines" % lines)
print("Read %d lines in total" % lines)
print("Time per word: %f msec" % inferrer.msec_per_word())
tfi.close()
tfo.close()
tfo_ranked.close()
tfo_generated_oot.close()
tfo_generated_best.close()
def run_test(inferrer):
if args.candidatesfile != None:
target2candidates = read_candidates(args.candidatesfile)
else:
target2candidates = None
tfi = open(args.testfile, 'r')
tfo = open(args.resultsfile, 'w')
tfo_ranked = open(args.resultsfile+'.ranked', 'w')
tfo_generated_oot = open(args.resultsfile+'.generated.oot', 'w')
tfo_generated_best = open(args.resultsfile+'.generated.best', 'w')
lines = 0
while True:
context_line = tfi.readline()
if not context_line:
break;
lst_instance = ContextInstance(context_line, args.no_pos)
lines += 1
if (args.debug == True):
tfo.write("\nTest context:\n")
tfo.write("***************\n")
tfo.write(lst_instance.decorate_context())
result_vec = inferrer.find_inferred(lst_instance, tfo)
generated_results = inferrer.generate_inferred(result_vec, lst_instance.target, lst_instance.target_lemma, lst_instance.pos)
tfo.write("\nGenerated lemmatized results\n")
tfo.write("***************\n")
tfo.write("GENERATED\t" + ' '.join([lst_instance.full_target_key, lst_instance.target_id]) + " ::: " + vec_to_str_generated(generated_results.iteritems(), args.topgenerated)+"\n")
tfo_generated_oot.write(' '.join([lst_instance.full_target_key, lst_instance.target_id]) + " ::: " + vec_to_str_generated(generated_results.iteritems(), args.topgenerated)+"\n")
tfo_generated_best.write(' '.join([lst_instance.full_target_key, lst_instance.target_id]) + " :: " + vec_to_str_generated(generated_results.iteritems(), 1)+"\n")
filtered_results = inferrer.filter_inferred(result_vec, target2candidates[lst_instance.target_key], lst_instance.pos)
tfo.write("\nFiltered results\n")
tfo.write("***************\n")
tfo.write("RANKED\t" + ' '.join([lst_instance.full_target_key, lst_instance.target_id]) + "\t" + vec_to_str(filtered_results.iteritems(), len(filtered_results))+"\n")
tfo_ranked.write("RANKED\t" + ' '.join([lst_instance.full_target_key, lst_instance.target_id]) + "\t" + vec_to_str(filtered_results.iteritems(), len(filtered_results))+"\n")
# print "end %f" % time.time()
if lines % 10 == 0:
print "Read %d lines" % lines
print "Read %d lines in total" % lines
print "Time per word: %f msec" % inferrer.msec_per_word()
tfi.close()
tfo.close()
tfo_ranked.close()
tfo_generated_oot.close()
tfo_generated_best.close()
def find_inferred(self, lst_instance, tfo):
target_v, context_v = self.represent_target_and_context(lst_instance, tfo)
if target_v is not None and context_v is not None:
#This is not working very well at the moment. Requires more research.
# ZERO-TO-HALF
target_sim = (self.target_words.dot(target_v)+1.0)/2
context_sim = (self.target_words.dot(context_v)+1.0)/2
similarity = target_sim*context_sim
# RANKS
# target_sim = self.target_words.dot(target_v)
# context_sim = self.target_words.dot(context_v)
# for rank, i in enumerate(target_sim.argsort()):
# target_sim[i] = float(rank)
# for rank, i in enumerate(context_sim.argsort()):
# context_sim[i] = float(rank)
#
# similarity = (target_sim*context_sim)/(len(target_sim)**2)
# POSITIVE SCORES
# target_sim = self.target_words.dot(target_v)
# context_sim = self.target_words.dot(context_v)
# target_sim[target_sim<0.0] = 0.0
# context_sim[context_sim<0.0] = 0.0
# similarity = target_sim*context_sim
# EXP
# target_sim = self.target_words.dot(target_v)
# target_sim = np.exp(target_sim)
# context_sim = self.target_words.dot(context_v)
# context_sim = np.exp(context_sim)
# NORMALIZE
# target_sim = self.target_words.dot(target_v)
# target_sim_mean = np.mean(target_sim)
# target_sim_std = np.sqrt(np.var(target_sim))
# target_sim = (target_sim - target_sim_mean)/target_sim_std
## target_sim[target_sim<0.0] = 0.0
# context_sim = self.target_words.dot(context_v)
# context_sim_mean = np.mean(context_sim)
# context_sim_std = np.sqrt(np.var(context_sim))
# context_sim = (context_sim - context_sim_mean)/context_sim_std
## context_sim[context_sim<0.0] = 0.0
#
# similarity = target_sim + context_sim
else:
if target_v is not None:
similarity = (self.target_words.dot(target_v)+1.0)/2
elif context_v is not None:
similarity = (self.target_words.dot(context_v)+1.0)/2
else:
raise Exception("Can't find a target nor context.")
result_vec = sorted(zip(self.index2word, similarity), reverse=True, key=lambda x: x[1])
tfo.write("Top most similar embeddings: " + vec_to_str(result_vec, self.top_inferences_to_analyze) + '\n')
return result_vec
def candidate_ranking_out(data_f, words2elmo_token, target_ws, sents,
position_lst, target_w2candidates, w2index, w2elmo,
vocab_all):
output_f_rank = open(
data_f.split('/')[-1] + '.' + model + 'vocab80000.ranked', 'w')
output_f_oot = open(
data_f.split('/')[-1] + '.' + model + 'vocab80000.oot', 'w')
output_f_best = open(
data_f.split('/')[-1] + '.' + model + 'vocab80000.best', 'w')
print('normalizing vectors')
w2elmo = normalize(w2elmo)
words2elmo_token = normalize(words2elmo_token)
sim_matrix = w2elmo.dot(words2elmo_token.T).T
# w2elmo = w2elmo / np.sqrt((w2elmo * w2elmo).sum())
# words2elmo_token=words2elmo_token / np.sqrt((words2elmo_token * words2elmo_token).sum())
print('normalizing completed')
for i in range(len(words2elmo_token)):
if i % 100 == 0 and i >= 100:
print(i)
w2elmo_token = words2elmo_token[i]
target_w_out = target_ws[i]
target_w = target_w_out.split()[0]
pos = target_w.split('.')[-1]
target_w_lemma = target_w.split('.')[0]
#similarity matrix
# similarity=(w2elmo.dot(w2elmo_token)+1.0)/2
similarity = (sim_matrix[i] + 1.0) / 2
result_vec = sorted(zip(vocab_all, similarity),
reverse=True,
key=lambda x: x[1])
try:
candidates = target_w2candidates['.'.join(target_w.split('.')[:2])]
except KeyError as e:
print(
'target w does not occur in gold candidates list: {0}'.format(
e))
continue
#ranked result
filtered_results = filter_inferred(result_vec, candidates, pos)
# candis_cos=sorted(filtered_results.items(),key=lambda x:x[1],reverse=True)
# candis_cos='\t'.join([res[0]+' '+str(res[1]) for res in candis_cos])
# out_line='RANKED\t{0}\t{1}\n'.format(target_w,candis_cos)
# output_f_rank.write(out_line)
output_f_rank.write(
"RANKED\t" + target_w_out + "\t" +
vec_to_str(filtered_results.items(), len(filtered_results)) + "\n")
#generate result
generated_results = generate_inferred(result_vec,
sents[i][position_lst[i]],
target_w_lemma, pos)
output_f_oot.write(
target_w_out + " ::: " +
vec_to_str_generated(generated_results.items(), 10) + "\n")
output_f_best.write(
target_w_out + " :: " +
vec_to_str_generated(generated_results.items(), 1) + "\n")
output_f_rank.close()
output_f_best.close()
output_f_oot.close()
