def _decode_proc(model, in_queue, out_queue):
while True:
item = in_queue.get()
if item is None:
return
idx, features = item
_, tags = _inf.decodeViterbi_fast(features, model)
out_queue.put((idx, tags))
def _cut(self, text):
"""
直接对文本分词
"""
examples = list(self.feature_extractor.normalize_text(text))
length = len(examples)
all_feature = [] # type: List[List[int]]
for idx in range(length):
node_feature_idx = self.feature_extractor.get_node_features_idx(
idx, examples)
# node_feature = self.feature_extractor.get_node_features(
# idx, examples
# )
# node_feature_idx = []
# for feature in node_feature:
# feature_idx = self.feature_extractor.feature_to_idx.get(feature)
# if feature_idx is not None:
# node_feature_idx.append(feature_idx)
# if not node_feature_idx:
# node_feature_idx.append(0)
all_feature.append(node_feature_idx)
_, tags = _inf.decodeViterbi_fast(all_feature, self.model)
words = []
current_word = None
is_start = True
for tag, char in zip(tags, text):
if is_start:
current_word = char
is_start = False
elif "B" in self.idx_to_tag[tag]:
words.append(current_word)
current_word = char
else:
current_word += char
if current_word:
words.append(current_word)
return words
def _decode_single(self, testset: DataSet, model: Model):
# n_tag = model.n_tag
for example in testset:
_, tags = _inf.decodeViterbi_fast(example.features, model)
example.predicted_tags = tags