def cache(self, name, cache, url=None, max_vectors=None):
if self.emb_format in ['polyglot', 'glove']:
from polyglot.mapping import Embedding
if self.emb_format == 'polyglot':
embeddings = Embedding.load(name)
else:
embeddings = Embedding.from_glove(name)
self.itos = embeddings.vocabulary.id_word
self.stoi = embeddings.vocabulary.word_id
self.dim = embeddings.shape[1]
self.vectors = torch.Tensor(embeddings.vectors).view(-1, self.dim)
elif self.emb_format in ['word2vec', 'fasttext']:
try:
from gensim.models import KeyedVectors
except ImportError:
logging.error('Please install `gensim` package first.')
embeddings = KeyedVectors.load_word2vec_format(
name, unicode_errors='ignore', binary=self.binary)
self.itos = embeddings.index2word
self.stoi = dict(zip(self.itos, range(len(self.itos))))
self.dim = embeddings.vector_size
self.vectors = torch.Tensor(embeddings.vectors).view(-1, self.dim)
elif self.emb_format == 'fonseca':
import numpy as np
import os
embeddings = np.load(os.path.join(name, 'types-features.npy'))
texts = open(os.path.join(name, 'vocabulary.txt'), 'r').read()
words = set([w.strip() for w in texts.split('\n')])
self.itos = list(words)
self.stoi = dict(zip(self.itos, range(len(self.itos))))
self.dim = embeddings.shape[1]
self.vectors = torch.Tensor(embeddings).view(-1, self.dim)
self.unk_vector = self.vectors.mean(0).unsqueeze(0)
def cache(self, name, cache, url=None, max_vectors=None):
if self.emb_format in ['polyglot', 'glove']:
try:
from polyglot.mapping import Embedding
except ImportError:
logger.error('Please install `polyglot` package first.')
return None
if self.emb_format == 'polyglot':
embeddings = Embedding.load(name)
else:
embeddings = Embedding.from_glove(name)
self.itos = embeddings.vocabulary.id_word
self.stoi = embeddings.vocabulary.word_id
self.dim = embeddings.shape[1]
self.vectors = torch.Tensor(embeddings.vectors).view(-1, self.dim)
elif self.emb_format in ['word2vec', 'fasttext']:
try:
from gensim.models import KeyedVectors
except ImportError:
logger.error('Please install `gensim` package first.')
return None
embeddings = KeyedVectors.load_word2vec_format(
name, unicode_errors='ignore', binary=self.binary
)
self.itos = embeddings.index2word
self.stoi = dict(zip(self.itos, range(len(self.itos))))
self.dim = embeddings.vector_size
self.vectors = torch.Tensor(embeddings.vectors).view(-1, self.dim)
elif self.emb_format == 'text':
tokens = []
vectors = []
if self.binary:
import pickle
# vectors should be a dict mapping str keys to numpy arrays
with open(name, 'rb') as f:
d = pickle.load(f)
tokens = list(d.keys())
vectors = list(d.values())
else:
# each line should contain a token and its following fields
# <token> <vector_value_1> ... <vector_value_n>
with open(name, 'r', encoding='utf8') as f:
for line in f:
if line: # ignore empty lines
fields = line.rstrip().split()
tokens.append(fields[0])
vectors.append(list(map(float, fields[1:])))
self.itos = tokens
self.stoi = dict(zip(self.itos, range(len(self.itos))))
self.vectors = torch.Tensor(vectors)
self.dim = self.vectors.shape[1]
def load_embedding(fname,
format="word2vec_bin",
normalize=True,
lower=False,
clean_words=False,
load_kwargs={}):
"""
Loads embeddings from file
Parameters
----------
fname: string
Path to file containing embedding
format: string
Format of the embedding. Possible values are:
'word2vec_bin', 'word2vec', 'glove', 'dict'
normalize: bool, default: True
If true will normalize all vector to unit length
clean_words: bool, default: True
If true will only keep alphanumeric characters and "_", "-"
Warning: shouldn't be applied to embeddings with non-ascii characters
load_kwargs:
Additional parameters passed to load function. Mostly useful for 'glove' format where you
should pass vocab_size and dim.
"""
assert format in ['word2vec_bin', 'word2vec', 'glove',
'dict'], "Unrecognized format"
if format == "word2vec_bin":
# w = Embedding.from_word2vec(fname, binary=True)
# w = KeyedVectors.load_word2vec_format('/home/boros/web_data/embeddings/GoogleNews-vectors-negative300.bin.gz', binary=True)
w = KeyedVectors.load_word2vec_format(fname, binary=True)
elif format == "word2vec":
w = Embedding.from_word2vec(fname, binary=False)
elif format == "glove":
w = Embedding.from_glove(fname, **load_kwargs)
elif format == "dict":
d = pickle.load(open(fname, "rb"), encoding='latin1')
w = Embedding.from_dict(d)
# if normalize:
# w.normalize_words(inplace=True)
# if lower or clean_words:
# w.standardize_words(lower=lower, clean_words=clean_words, inplace=True)
return w
def train_mimic_model(polyglot_embedding_path: str, mimic_model_path: str,
max_word_length: int, num_epochs: int,
learning_rate: float, use_dev_set: bool):
full_embedding = PolyEmbedding.load(str(polyglot_embedding_path))
embedding_size = len(full_embedding.zero_vector())
all_X, all_Y = compose_dataset(full_embedding, max_word_length)
if use_dev_set:
train_X = all_X[TEST_SET_SIZE:]
train_Y = all_Y[TEST_SET_SIZE:]
validation_data = (all_X[:TEST_SET_SIZE], all_Y[:TEST_SET_SIZE])
else:
train_X, train_Y = all_X, all_Y
validation_data = None
model = create_mimic_model(max_word_length, embedding_size)
optimizer = optimizers.Adam(lr=learning_rate)
model.compile(optimizer, loss=mse_loss)
if os.path.exists(mimic_model_path):
model.load_weights(mimic_model_path)
loss_to_monitor = 'val_loss' if use_dev_set else 'loss'
save_model = ModelCheckpoint(mimic_model_path,
verbose=1,
monitor=loss_to_monitor,
save_best_only=True)
lr_reducer = ReduceLROnPlateau(verbose=1,
factor=0.2,
min_lr=1e-7,
monitor=loss_to_monitor,
cooldown=100)
model.fit(train_X,
train_Y,
batch_size=1024,
epochs=num_epochs,
callbacks=[save_model, lr_reducer],
validation_data=validation_data)
def __init__(self, student_summary=[]):
self.punctuations = ['.', ',', '[', ']', '(', ')']
self.stop_words = [
"i", "me", "my", "myself", "we", "our", "ours", "ourselves", "you",
"your", "yours", "yourself", "yourselves", "he", "him", "his",
"himself", "she", "her", "hers", "herself", "it", "its", "itself",
"they", "them", "their", "theirs", "themselves", "what", "which",
"who", "whom", "this", "that", "these", "those", "am", "is", "are",
"was", "were", "be", "been", "being", "have", "has", "had",
"having", "do", "does", "did", "doing", "a", "an", "the", "and",
"but", "if", "or", "because", "as", "until", "while", "of", "at",
"by", "for", "with", "about", "against", "between", "into",
"through", "during", "before", "after", "above", "below", "to",
"from", "up", "down", "in", "out", "on", "off", "over", "under",
"again", "further", "then", "once", "here", "there", "when",
"where", "why", "how", "all", "any", "both", "each", "few", "more",
"most", "other", "some", "such", "no", "nor", "not", "only", "own",
"same", "so", "than", "too", "very", "s", "t", "can", "will",
"just", "don", "should", "now"
]
self.student_summary = [self.clean_doc(s) for s in student_summary]
self.embeddings = Embedding.load("data/embeddings_pkl.tar.bz2")
self.summary_vetors = []
for summary in self.student_summary:
self.summary_vetors.append(self.calculate_doc2vec(summary))
def __init__(self, config):
self.config = config
self.line_dict = {}
self.mentions = []
self.sentences = []
self.all_word_average = 0
self.embeddings = Embedding()
self.max_as_count = 0
self.test_rs = []
self.test_r_answers = []
self.test_answer_indices = []
self.test_r_antecedents = []
self.t_count = 0
self.t_dict = {}
self.r_list = []
self.data = None
self.init_data()
def getEmbeddings(lng):
if lng not in EMBEDDINGS:
home = expanduser("~")
embeddings = Embedding.load(home + "/polyglot_data/embeddings2/" +
lng + "/embeddings_pkl.tar.bz2")
embeddings.apply_expansion(CaseExpander)
EMBEDDINGS[lng] = embeddings
return EMBEDDINGS[lng]
def _load_glove(glove_file, verbose=1):
global glove
glove = Embedding.from_glove(glove_file)
if verbose == 2:
print 'GloVe shape:', glove.shape
print 'GloVe first 10:', glove.head(n=10)
elif verbose == 1:
print 'GloVe shape:', glove.shape
return glove
def external_polygot_embedding(ver):
ver = ver.replace('hn', 'hi')
home = path.expanduser('~')
emb = Embedding.load(
path.join(home,
'polyglot_data/embeddings2/%s/embeddings_pkl.tar.bz2' % ver))
word_idx = {w: i for i, w in enumerate(emb.words)}
if (ver == 'hi'):
word_idx = transdict_stl(word_idx)
embedding = emb.vectors
return embedding, word_idx
def loadembedding(filename):
"""Loads a precomputed embedding into memory
Input:
filename: of the model file
Output:
embedding object
"""
embedding = Embedding.load(filename)
# Apply useful extensions
embedding.apply_expansion(DigitExpander)
# We might need this if we want to ignore case
# embedding.apply_expansion(CaseExpander)
return embedding
def train_word_embeddings(train, polyglot_data):
embeddings = Embedding.load(polyglot_data)
zpadd = [0] * 64
train_embds = []
for t in train:
t_e = []
for w in t:
if w == u'*':
t_e.append(zpadd)
else:
e = embeddings.get(w)
if e is not None:
t_e.append(e)
else:
t_e.append(zpadd)
train_embds.append(t_e)
return train_embds
def train_word_embeddings(train):
embeddings = Embedding.load(
"/home/amir/polyglot_data/embeddings2/fa/embeddings_pkl.tar.bz2")
zpadd = [0] * 64
train_embds = []
for t in train:
t_e = []
for w in t:
if w == u'*':
t_e.append(zpadd)
else:
e = embeddings.get(w)
if e is not None:
t_e.append(e)
else:
t_e.append(zpadd)
train_embds.append(t_e)
return train_embds
def __init__(self, coherence_measure, num_top_tokens, language=None):
"""
:param coherence_measure: Coherence measure to be used. Supported values are: 'u_mass', 'c_v', 'c_uci', 'c_npmi',
:type coherence_measure: str
:param num_top_tokens: Number of top tokens to extract from every topic. The terms will be used to determine the coherence of the topics.
:type num_top_tokens: int
:param language: Either 'german' or 'english'. It is required when the selected coherence measure is 'embedding_similarities' or 'embedding_variances'
:type language: str
"""
if coherence_measure not in [
'u_mass', 'embedding_similarities', 'embedding_variances'
]:
raise Exception('{} is not a supported coherence measure'.format(
coherence_measure))
self.coherence_measure = coherence_measure
self.num_top_tokens = num_top_tokens
self._embeddings = None
if coherence_measure in [
'embedding_similarities', 'embedding_variances'
]:
if language is None:
raise Exception(
'For word embedding based coherence measures a language has to be provided.'
' Either "german" or "english". ')
if language == 'german':
pass
elif language == 'english':
self._embeddings = Embedding.from_glove(
"D:/Bachelorarbeit/Projekte/tm-maria/models/word_embeddings/glove.6B/glove.6B.100d.txt"
)
else:
raise Exception(
'Language {} is not supported. Either "german" or "english".'
.format(language))
def create_list_file():
try:
embeddings = Embedding.load(
os.path.join(DOWNLOAD_DIR,
"embeddings2/en/embeddings_pkl.tar.bz2"))
except Exception as e:
print e.message
ActivityLog.objects.create_log(
None,
level='C',
view_name='scrappers_miners.utils.utils.create_list_file',
message='Error in loading library (polyglot) - %s' % e.message,
traceback=traceback.format_exc())
return False
else:
neighbors = []
for word in FILTER_LIST_WORDS:
try:
neighbors += embeddings.nearest_neighbors(
word, top_k=NEAREST_NEIGHBORS)
except Exception as e:
ActivityLog.objects.create_log(
None,
level='W',
view_name='scrappers_miners.utils.utils.create_list_file',
message=
'Error in finding neighbors of a word in FILTER_LIST_WORDS with a message - %s'
% e.message,
traceback=traceback.format_exc())
filter_words_file = open(FILTER_WORD_FILE_PATH, 'w')
for n in set(neighbors + FILTER_LIST_WORDS):
filter_words_file.write(n.lower() + '\n')
filter_words_file.close()
return True
def _extract_we_polyglot(output_file, vocab_file, we_dic):
#vocabulary
vocabf = codecs.open(vocab_file, "r", "utf-8")
vocab = []
vecList = []
for line in vocabf:
vocab.append(line.split(" ")[0])
#export
embeddings = Embedding.load(we_dic)
f = codecs.open(output_file, "w", "utf-8")
for token in vocab:
token = token.decode("utf-8")
if token in embeddings:
vector = embeddings[token].tolist()
vector.insert(0, token)
vecList.append(vector)
else:
print "====", token
f.write("\n".join(" ".join(map(str, x)) for x in vecList))
f.close()
vocabf.close()
def loadExternalTools(self):
### Load external tools ###
# get ContoPt
wordnetLoadTimeStart = time.time()
wordnet = ContoPtReader.ContoPtLoader()
elapsedTimeWordnetLoad = time.time() - wordnetLoadTimeStart
print "\nWordnet loaded in " + str(elapsedTimeWordnetLoad) + " sec.]\n"
# get word2vec model
wordEmbeddingLoadTimeStart = time.time()
wordEmbeddingsModel = Embedding.load(
parameters.paths["wordEmbeddings"] + "/polyglot-pt.pkl")
#wordEmbeddingsModel = (self.wordEmbeddingsModel).normalize_words()
elapsedTimeWordEmbeddingLoad = time.time() - wordEmbeddingLoadTimeStart
print "\nWord2vec model loaded in " + str(
elapsedTimeWordEmbeddingLoad) + " sec.]\n"
return (wordnet, wordEmbeddingsModel)
def __init__(self, embedding: PolyEmbedding, mimic_model: Model):
self.embedding = embedding
self.mimic_model = mimic_model
self.max_word_length = K.int_shape(mimic_model.input)[1]
self.embedding_size = K.int_shape(mimic_model.output)[1]
assert len(embedding.zero_vector()) == self.embedding_size
from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
from os import curdir, sep
from word2vec import transform_text, getKthNeighbour, closest_k_points_tsne
from polyglot.mapping import Embedding
import json
from tsne import tsne
from word2vec import transform_text
# from sklearn.manifold import TSNE
PORT_NUMBER = 8080
polish_embeddings = Embedding.load("polyglot-pl.pkl")
# ------------- t-SNE init ------------------------------
# model = TSNE(n_components=2, random_state=0)
# np.set_printoptions(suppress=True)
# tsne_rep = tsne(polish_embeddings.vectors)
# This class will handles any incoming request from
# the browser
print json.dumps(closest_k_points_tsne(polish_embeddings, "Beata", 10))
class myHandler(BaseHTTPRequestHandler):
def do_POST(self):
if self.path == "/sentence-find-near":
from src.Automati_Topic_Labeling_Wordnet.extrinsic_topic_labler import ExtrensicTopicLabeler
from src.Automati_Topic_Labeling_Wordnet.wordnet_embeddings import Wordnet
from src.Automati_Topic_Labeling_Wordnet.polyglot_embeddings import get_topic_labels as pl
from itertools import combinations
from polyglot.mapping import Embedding
from itertools import chain
from src.models import topic_models as tm
"""
Select the words out of a topic which have the smallest distance to each other.
This kind of preprocessing shall improve the topic labelling.
"""
#embeddings = Embedding.load("D:/Bachelorarbeit/Projekte/polyglot_data/embeddings2/en/embeddings_pkl.tar.bz2")
embeddings = Embedding.from_glove(
"D:/Bachelorarbeit/Projekte/tm-maria/models/word_embeddings/glove.6B/glove.6B.100d.txt"
)
def topic_word_distance(word1, word2):
"""
Calculate the distance with word embeddings between two words
:param word1: string
:param word2: string
:return: return the words and the distance
"""
try:
dist = embeddings.distances(word1, [word2])
except KeyError:
return
return ((word1, word2), dist)
from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
from os import curdir, sep
from word2vec import transform_text, getKthNeighbour, closest_k_points_tsne
from polyglot.mapping import Embedding
import json
from tsne import tsne
from word2vec import transform_text
# from sklearn.manifold import TSNE
PORT_NUMBER = 8080
polish_embeddings = Embedding.load("polyglot-pl.pkl")
# ------------- t-SNE init ------------------------------
# model = TSNE(n_components=2, random_state=0)
# np.set_printoptions(suppress=True)
# tsne_rep = tsne(polish_embeddings.vectors)
# This class will handles any incoming request from
# the browser
print json.dumps(closest_k_points_tsne(polish_embeddings, "Beata", 10))
class myHandler(BaseHTTPRequestHandler):
def do_POST(self):
if self.path=="/sentence-find-near":
def embedding(text, embeddingPATH):
embeddings = Embedding.load(embeddingPATH)
neighbors = embeddings.nearest_neighbors(text)
for w, d in zip(neighbors, embeddings.distances(text, neighbors)):
print("{}\n{}".format(w,d))
def cache(self, name, cache, url=None, max_vectors=None):
if self.emb_format == 'polyglot':
try:
from polyglot.mapping import Embedding
except ImportError:
logger.error('Please install `polyglot` package first.')
return None
embeddings = Embedding.load(name)
self.itos = embeddings.vocabulary.id_word
self.stoi = embeddings.vocabulary.word_id
self.dim = embeddings.shape[1]
self.vectors = torch.tensor(embeddings.vectors).view(-1, self.dim)
elif self.emb_format == 'glove':
itos = []
vectors = []
with open(name, 'r', encoding='utf8') as f:
for line in f:
try:
values = line.rstrip().split()
itos.append(values[0])
vectors.append([float(x) for x in values[1:]])
except ValueError as e:
# ignore entries that look like:
# by [email protected] 0.6882 -0.36436 ...
continue
self.itos = itos
self.stoi = dict(zip(self.itos, range(len(self.itos))))
self.dim = len(vectors[0])
self.vectors = torch.tensor(vectors).view(-1, self.dim)
elif self.emb_format == 'fasttext':
try:
from gensim.models import FastText
except ImportError:
logger.error('Please install `gensim` package first.')
return None
self.vectors = FastText.load_fasttext_format(name)
self.itos = list(self.vectors.wv.vocab.keys())
self.stoi = dict(zip(self.itos, range(len(self.itos))))
self.unk_vector = self.vectors['<unk>']
self.dim = self.vectors.vector_size
elif self.emb_format == 'word2vec':
try:
from gensim.models import KeyedVectors
except ImportError:
logger.error('Please install `gensim` package first.')
return None
embeddings = KeyedVectors.load_word2vec_format(
name, unicode_errors='ignore', binary=self.binary)
self.itos = embeddings.index2word
self.stoi = dict(zip(self.itos, range(len(self.itos))))
self.dim = embeddings.vector_size
self.vectors = torch.tensor(embeddings.vectors).view(-1, self.dim)
elif self.emb_format == 'text':
tokens = []
vectors = []
if self.binary:
import pickle
# vectors should be a dict mapping str keys to numpy arrays
with open(name, 'rb') as f:
d = pickle.load(f)
tokens = list(d.keys())
vectors = list(d.values())
else:
# each line should contain a token and its following fields
# <token> <vector_value_1> ... <vector_value_n>
with open(name, 'r', encoding='utf8') as f:
for line in f:
if line: # ignore empty lines
fields = line.rstrip().split()
tokens.append(fields[0])
vectors.append(list(map(float, fields[1:])))
self.itos = tokens
self.stoi = dict(zip(self.itos, range(len(self.itos))))
self.vectors = torch.tensor(vectors)
self.dim = self.vectors.shape[1]
elif self.emb_format == 'fonseca':
import numpy as np
import os
embeddings = np.load(os.path.join(name, 'types-features.npy'))
texts = open(os.path.join(name, 'vocabulary.txt'), 'r').read()
words = set([w.strip() for w in texts.split('\n')])
self.itos = list(words)
self.stoi = dict(zip(self.itos, range(len(self.itos))))
self.dim = embeddings.shape[1]
self.vectors = torch.tensor(embeddings).view(-1, self.dim)
if self.unk_vector is None:
self.unk_vector = self.vectors.mean(0).unsqueeze(0)
class DataUtil:
def __init__(self, config):
self.config = config
self.line_dict = {}
self.mentions = []
self.sentences = []
self.all_word_average = 0
self.embeddings = Embedding()
self.max_as_count = 0
self.test_rs = []
self.test_r_answers = []
self.test_answer_indices = []
self.test_r_antecedents = []
self.t_count = 0
self.t_dict = {}
self.r_list = []
self.data = None
self.init_data()
def get_embeddings(self):
return self.embeddings
def init_data(self):
if os.path.exists(self.config.data_pkl_path):
pkl_file = open(self.config.data_pkl_path, 'rb')
self.data = pickle.load(pkl_file)
self.max_as_count = len(self.data['mistake_lists'][0])
pkl_file.close()
print('load pkl finished')
else:
self.build_line_dict()
self.parse_data()
self.compute_r_a_tuples()
all_words = self.get_all_words()
self.calc_word_average(all_words)
def mention_pos(self, mention):
line = self.sentences[mention[0]]
m_count = len([
word[0] for word in line
if word and ('n' in word[1] or word[1] == 't')
])
return [(mention[1] + 1) / m_count * 0.1]
def distance_mentions(self, m1, m2):
# [0,1,2,3,4,5-7,8-15,16-31,32-63,64+]
d = abs(m2[1] - m1[1])
if d == 0:
return [1, 0, 0, 0, 0, 0, 0, 0, 0, 0]
elif d == 1:
return [0, 1, 0, 0, 0, 0, 0, 0, 0, 0]
elif d == 2:
return [0, 0, 1, 0, 0, 0, 0, 0, 0, 0]
elif d == 3:
return [0, 0, 0, 1, 0, 0, 0, 0, 0, 0]
elif d == 4:
return [0, 0, 0, 0, 1, 0, 0, 0, 0, 0]
elif d >= 5 and d <= 7:
return [0, 0, 0, 0, 0, 1, 0, 0, 0, 0]
elif d >= 8 and d <= 15:
return [0, 0, 0, 0, 0, 0, 1, 0, 0, 0]
elif d >= 16 and d <= 31:
return [0, 0, 0, 0, 0, 0, 0, 1, 0, 0]
elif d >= 32 and d <= 63:
return [0, 0, 0, 0, 0, 0, 0, 0, 1, 0]
else:
return [0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
def mention_equals(self, m1, m2):
return m1[0] == m2[0] and m1[1] == m2[1] and m1[2] == m2[2] and m1[
3] == m2[3]
def distance_intervening_mentions(self, m1, m2):
d = 0
start = False
for m in self.mentions:
if self.mention_equals(m, m1):
start = True
if self.mention_equals(m, m2):
break
if start:
d += 1
if d == 0:
return [1, 0, 0, 0, 0, 0, 0, 0, 0, 0]
elif d == 1:
return [0, 1, 0, 0, 0, 0, 0, 0, 0, 0]
elif d == 2:
return [0, 0, 1, 0, 0, 0, 0, 0, 0, 0]
elif d == 3:
return [0, 0, 0, 1, 0, 0, 0, 0, 0, 0]
elif d == 4:
return [0, 0, 0, 0, 1, 0, 0, 0, 0, 0]
elif d >= 5 and d <= 7:
return [0, 0, 0, 0, 0, 1, 0, 0, 0, 0]
elif d >= 8 and d <= 15:
return [0, 0, 0, 0, 0, 0, 1, 0, 0, 0]
elif d >= 16 and d <= 31:
return [0, 0, 0, 0, 0, 0, 0, 1, 0, 0]
elif d >= 32 and d <= 63:
return [0, 0, 0, 0, 0, 0, 0, 0, 1, 0]
else:
return [0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
def is_overlap(self, m1, m2):
if m1[2] == m2[2]:
return [1]
return [0]
def get_all_words(self):
all_words = []
for sent in self.sentences:
if sent:
all_words += sent
return all_words
def calc_word_average(self, words):
words = [word for word in words if word != '']
if len(words) == 0:
return [np.float32(0.0)] * self.config.embedding_size
average = sum([
self.embeddings.get(word[0],
word[1],
default=np.asarray([np.float32(0.0)] *
self.config.embedding_size))
for word in words
]) / len(words)
return nd.tolist(average)
def build_line_dict(self):
with open(self.config.result_path) as f:
lines = f.readlines()
for line in lines:
line_num, word_index = line.strip().split()
self.line_dict[int(line_num)] = int(word_index)
def find_first_word_embedding(self, mention):
line = self.sentences[mention[0]]
assert line != []
return self.embeddings.get(line[0][0],
line[0][1],
default=np.asarray(
[0.0] * self.config.embedding_size))
def find_last_word_embedding(self, mention):
line = self.sentences[mention[0]]
assert line != []
return self.embeddings.get(line[-1][0],
line[-1][1],
default=np.asarray(
[0.0] * self.config.embedding_size))
def find_following(self, mention, word_num):
line = copy.copy(self.sentences[mention[0]])
assert line != []
word_index = mention[1]
for i in range(word_num):
line.append('')
following = line[word_index + 1:word_index + word_num + 1]
del line
return following
def find_proceding(self, mention, word_num):
line = copy.copy(self.sentences[mention[0]])
assert line != []
word_index = mention[1]
for i in range(word_num):
line = [''] + line
proceding = line[word_index:word_index + word_num]
del line
return proceding
def find_following_embeddings(self, mention, word_num):
line = copy.copy(self.sentences[mention[0]])
assert line != []
word_index = mention[1]
for i in range(word_num):
line.append('None')
following = line[word_index + 1:word_index + word_num + 1]
follow_embed = []
for follow in following:
if follow == "None":
follow_embed.append([0.0] * self.config.embedding_size)
else:
follow_embed.append(
nd.tolist(
self.embeddings.get(
follow[0],
follow[1],
default=np.asarray([0.0] *
self.config.embedding_size))))
del line
# return flatten(follow_embed)
return functools.reduce(lambda x, y: x + y, follow_embed)
def find_proceding_embeddings(self, mention, word_num):
line = copy.copy(self.sentences[mention[0]])
assert line != []
word_index = mention[1]
for i in range(word_num):
line = ['None'] + line
proceding = line[word_index:word_index + word_num]
proced_embed = []
for proced in proceding:
if proced == "None":
proced_embed.append([0.0] * self.config.embedding_size)
else:
proced_embed.append(
nd.tolist(
self.embeddings.get(
proced[0],
proced[1],
default=np.asarray([0.0] *
self.config.embedding_size))))
del line
print('type of proced_embed is: ', type(proced_embed))
# return flatten(proced_embed)
return functools.reduce(lambda x, y: x + y, proced_embed)
def average_sent(self, mention):
line = self.sentences[mention[0]]
assert line != []
return self.calc_word_average(line)
def parse_data(self):
with open(self.config.data_path) as o_f:
lines = o_f.readlines()
self.lines = lines
for line in lines:
line = line.encode().decode('utf-8').strip().split(
'---------->')
words = line[0].split()
r = line[1].strip()
tups = [tuple(word.split('/')) for word in words]
target_r = ''
for tup_i in range(len(tups)):
if tups[tup_i][1] == 'r' and tups[tup_i][0] == r:
target_r = (tups[tup_i][0], tup_i)
assert target_r
self.r_list.append(target_r)
self.sentences.append(tups)
for line_num, word_index in self.line_dict.items():
target_mention_tup = (line_num, word_index,
self.sentences[line_num][word_index][0],
self.sentences[line_num][word_index][1])
if word_index > -1 and ('n' in target_mention_tup[3] or
target_mention_tup[3] == 't') and len(
self.sentences[line_num]) <= 50:
line_mention = []
words = self.sentences[line_num]
r = self.r_list[line_num]
for i in range(len(words)):
w_tup = words[i]
word_type = w_tup[1]
word_span = w_tup[0]
# if not self.t_dict.has_key(word_type):
if word_type not in self.t_dict:
self.t_dict[word_type] = self.t_count
self.t_count += 1
if 'n' in word_type or word_type == 't':
mention_tup = (line_num, i, word_span, word_type)
self.mentions.append(mention_tup)
line_mention.append(mention_tup)
elif word_span == r[0] and i == r[1]:
r_tup = (line_num, i, word_span, 'r')
if target_mention_tup[1] < i:
self.test_rs.append(r_tup)
self.test_r_answers.append(target_mention_tup)
if line_mention:
if len(line_mention) > self.max_as_count:
self.max_as_count = len(line_mention)
self.test_r_antecedents.append(
copy.copy(line_mention))
else:
print("shud not reach here", line_num)
self.test_r_antecedents.append(
[self.config.NA])
assert len(self.test_r_answers) == len(
self.test_r_antecedents) == len(
self.test_rs)
def compute_r_a_tuples(self):
for i in range(len(self.test_rs)):
r = self.test_rs[i]
ans = self.test_r_answers[i]
found = False
for k in range(len(self.test_r_antecedents[i])):
test_ante = self.test_r_antecedents[i][k]
if test_ante != self.config.NA and self.mention_equals(
test_ante, ans):
found = True
self.test_answer_indices.append(k)
if not found:
print(r[0], r[1], r[2])
print(ans[0], ans[1], ans[2], ans[3])
def h(self, a, m):
if a == 0 and m == 0:
result = [np.float32(0.0)] * self.config.I
return result
if a == '#':
a = m
embed_a = nd.tolist(
self.embeddings.get(a[2],
a[3],
default=np.asarray(
[0.0] * self.config.embedding_size)))
embed_m = nd.tolist(
self.embeddings.get(m[2],
m[3],
default=np.asarray(
[0.0] * self.config.embedding_size)))
# print len(embed_m)
first_aw_embed = nd.tolist(self.find_first_word_embedding(a))
# print len(first_aw_embed)
first_mw_embed = nd.tolist(self.find_first_word_embedding(m))
# print len(first_mw_embed)
last_aw_embed = nd.tolist(self.find_last_word_embedding(a))
# print len(last_aw_embed)
last_mw_embed = nd.tolist(self.find_last_word_embedding(m))
# print len(last_mw_embed)
proced2_a_embed = self.find_proceding_embeddings(a, 2)
follow2_a_embed = self.find_following_embeddings(a, 2)
proced2_m_embed = self.find_proceding_embeddings(m, 2)
follow2_m_embed = self.find_following_embeddings(m, 2)
avg5f_a = self.calc_word_average(self.find_following(a, 5))
# print len(avg5f_a)
avg5p_a = self.calc_word_average(self.find_proceding(a, 5))
# print len(avg5p_a)
avg5f_m = self.calc_word_average(self.find_following(m, 5))
# print len(avg5f_m)
avg5p_m = self.calc_word_average(self.find_proceding(m, 5))
# print len(avg5p_m)
avgsent_a = self.average_sent(a)
# print len(avgsent_a)
avgsent_m = self.average_sent(m)
# print len(avgsent_m)
avg_all = [self.all_word_average]
# print len(avg_all)
type_a = [self.t_dict[a[3]]] # self.type_dict[a[3]]
type_m = [self.t_dict[m[3]]] # self.type_dict[m[3]]
mention_pos_a = self.mention_pos(a)
mention_pos_m = self.mention_pos(m)
mention_len_a = [len(a[2])]
mention_len_m = [len(m[2])]
distance = self.distance_mentions(a, m)
distance_m = self.distance_intervening_mentions(a, m)
result = embed_a + first_aw_embed + last_aw_embed + proced2_a_embed + follow2_a_embed + avg5f_a + avg5p_a + avgsent_a + type_a + mention_pos_a + mention_len_a + embed_m + first_mw_embed + last_mw_embed + proced2_m_embed + follow2_m_embed + avg5f_m + avg5p_m + avgsent_m + type_m + mention_pos_m + mention_len_m + avg_all + distance + distance_m
if len(result) != self.config.I:
print(len(proced2_a_embed))
print(len(follow2_a_embed))
print(len(proced2_m_embed))
print(len(follow2_m_embed))
print(len(result))
# print
sys.exit(0)
return result
def get_test_data(self, size, mode):
if mode == 'test':
if self.data:
r_answers, h_r_antecedents = self.data['answer_indices'][
-size:], self.data['encoded_anted_lists'][-size:]
return r_answers, h_r_antecedents
rs_batch = self.test_rs[-size:]
r_answers = self.test_answer_indices[-size:]
r_antecedents = self.test_r_antecedents[-size:]
else:
if self.data:
r_answers, h_r_antecedents = self.data[
'answer_indices'][:size], self.data[
'encoded_anted_lists'][:size]
return r_answers, h_r_antecedents
rs_batch = self.test_rs[:size]
r_answers = self.test_answer_indices[:size]
r_antecedents = self.test_r_antecedents[:size]
h_r_antecedents = []
for combo_i in range(len(rs_batch)):
combo_r = rs_batch[combo_i]
combo_as = r_antecedents[combo_i]
combos = [self.h(combo_a, combo_r) for combo_a in combo_as]
padding = [np.float32(0.0)] * self.config.I
combos.extend([padding] * (self.max_as_count - len(combos)))
h_r_antecedents.append(combos)
return r_answers, h_r_antecedents
def mistake(self, a, T):
if a == self.config.NA and T != self.config.NA:
return self.config.a_fn
if a != self.config.NA and T == self.config.NA:
return self.config.a_fa
if a != self.config.NA and a != T:
return self.config.a_wl
if a == T:
return 0
def encode_mention_pairs(self, batch_Rs, batch_Ts, batch_As):
if self.data:
return batch_As, batch_Ts
# batch_HTs = []
# for j in range(len(batch_Ts)):
# t = batch_Ts[j]
# r = batch_Rs[j]
# ht = self.h(t, r)
# batch_HTs.append(ht)
# # hts = np.array(hts)
batch_HAs = []
for z in range(len(batch_Rs)):
As = batch_As[z]
As = [A for A in As if A != self.config.NA]
r = batch_Rs[z]
HA = [self.h(a, r) for a in As]
padding = [np.float32(0.0)] * self.config.I
HA.extend([padding] * (self.max_as_count - len(HA)))
batch_HAs.append(HA)
return batch_HAs
def get_shuffled_data_set(self):
if self.data:
seed = random.random()
Rs, As, Ts, mistakes, Ans_indices = self.data[
'rs'][:-self.config.test_batch_size], self.data[
'encoded_anted_lists'][:-self.config.test_batch_size], self.data[
'encoded_answer_pairs'][:-self.config.test_batch_size], self.data[
'mistake_lists'][:-self.config.
test_batch_size], self.data[
'answer_indices'][:-self.
config.
test_batch_size]
random.shuffle(Rs, lambda: seed)
random.shuffle(As, lambda: seed)
random.shuffle(Ts, lambda: seed)
random.shuffle(mistakes, lambda: seed)
random.shuffle(Ans_indices, lambda: seed)
return Rs, As, Ts, mistakes, Ans_indices
random_indices = [
randi for randi in range(
len(self.test_rs) - self.config.test_batch_size)
]
random.shuffle(random_indices)
Rs = []
As = []
Ts = []
Ans_indices = []
for rand_i in random_indices:
Rs.append(self.test_rs[rand_i])
As.append(self.test_r_antecedents[rand_i])
Ts.append(self.test_r_answers[rand_i])
Ans_indices.append(self.test_answer_indices[rand_i])
mistakes = []
for k in range(len(Ts)):
T = Ts[k]
A = As[k]
mistake = [np.float32(self.mistake(a, T)) for a in A]
mistake.extend([np.float32(0.0)] *
(self.max_as_count - len(mistake)))
mistakes.append(mistake)
return Rs, As, Ts, mistakes, Ans_indices
def pre_encode_data(self):
assert len(self.test_r_antecedents) == len(self.test_rs) == len(
self.test_r_answers) == len(self.test_answer_indices)
encoded_anted_lists = []
encoded_answer_pairs = []
mistake_lists = []
for i in range(len(self.test_rs)):
r = self.test_rs[i]
anteds = self.test_r_antecedents[i]
answer = self.test_r_answers[i]
encoded_anteds = [self.h(anted, r) for anted in anteds]
padding = [np.float32(0.0)] * self.config.I
encoded_anteds.extend([padding] *
(self.max_as_count - len(encoded_anteds)))
encoded_anted_lists.append(encoded_anteds)
encoded_answer = self.h(answer, r)
encoded_answer_pairs.append(encoded_answer)
mistakes = [self.mistake(anted, answer) for anted in anteds]
mistakes.extend([np.float32(0.0)] *
(self.max_as_count - len(mistakes)))
mistake_lists.append(mistakes)
assert len(encoded_answer_pairs) == len(encoded_anted_lists) == len(
self.test_rs) == len(
self.test_answer_indices) == len(mistake_lists)
pickle_dict = {
'encoded_anted_lists': encoded_anted_lists,
'encoded_answer_pairs': encoded_answer_pairs,
'mistake_lists': mistake_lists,
'rs': self.test_rs,
'answer_indices': self.test_answer_indices,
'r_antecedents': self.test_r_antecedents,
'answers': self.test_r_answers
}
output = open('data.pkl', 'wb')
pickle.dump(pickle_dict, output)
output.close()
def computewordembedding(texts):
"""Creates a new word embedding using a given list of tokenized texts"""
# Compute model
model = Word2Vec(texts, size=100, window=5, min_count=5, workers=8)
# Transform to polyglot model
return Embedding.from_gensim(model)
def load_embeddings(data_root, languages):
return {
l: Embedding.load(data_root + (f"embeddings/{l}.tar.bz2"))
for l in languages
}
def categorize_tweets(currentTwitterAccount, n_max_tweets=5, settings=None):
if not settings:
settings = load_from_config()
subscription_key = settings["subscription_key"]
api_url = "https://westcentralus.api.cognitive.microsoft.com/text/analytics/v2.0/"
key_phrase_api_url = api_url + "keyPhrases"
language_api_url = api_url + "languages"
embeddings = Embedding.load(settings["model_location"])
consumer_key = settings["consumer_key"]
consumer_secret = settings["consumer_secret"]
access_token = settings["access_token"]
access_token_secret = settings["access_token_secret"]
auth = tweepy.OAuthHandler(consumer_key, consumer_secret)
auth.set_access_token(access_token, access_token_secret)
api = tweepy.API(auth)
# Fetch swedish tweets
def language_check(string):
headers = {"Ocp-Apim-Subscription-Key": subscription_key}
response = requests.post(language_api_url, headers=headers, json={"documents": [{"id": 1, "text": string}]})
if response.ok:
return response.json()["documents"][0]["detectedLanguages"][0]["iso6391Name"]
else:
if response.status_code == 429:
time.sleep(1)
return language_check(string)
response.raise_for_status()
documents = {"documents": []}
tweets_raw = []
i = 0
for tweet in tweepy.Cursor(api.user_timeline, id=currentTwitterAccount, tweet_mode="extended").items(n_max_tweets):
# removing the http link at the end of the text
result = re.sub(r"http\S+", "", tweet.full_text)
if language_check(result) == "sv":
documents['documents'].append({'id': i, 'language': 'sv', 'text': result})
tweets_raw.append((result, tweet.created_at))
i += 1
### Extract key words
headers = {"Ocp-Apim-Subscription-Key": subscription_key}
response = requests.post(key_phrase_api_url, headers=headers, json=documents)
key_phrases = response.json()
# Parse key words
key_words = [[y for y in x.values()][0] for x in key_phrases["documents"]]
key_words = [[y.split(" ") for y in x] for x in key_words]
key_words = [[y.strip() for sublist in l for y in sublist] for l in key_words]
### Determine closest category for the sets of key words
def embedding_distances(word, category): # Adapter to handle missing words for embedding model
try:
return embeddings.distances(word, category)
except:
return [1e16] # If word is not present, return big integer..
def topic(word): # Determine category score for word
topic_list = [embedding_distances(word.lower(), category) for category in
CATEGORIES] # compute distances to categories
topic_list = [min(l) for l in topic_list] # compute average of each sublist
min_value = min(topic_list)
return topic_list.index(min_value), min_value
topic_dists = [[topic(word) for word in l] for l in key_words]
def cluster_topics(topic_dist):
topic_dict = {}
for t in topic_dist:
if t[0] in topic_dict:
topic_dict[t[0]] = (min(topic_dict[t[0]][0], t[1]), topic_dict[t[0]][1] + 1)
else:
topic_dict[t[0]] = (t[1], 1)
topics = [(key, value[0]) for key, value in topic_dict.items()]
values = [x[1] for x in topics]
return topics[values.index(min(values))]
categorized_tweets = [{"text": tweets_raw[i][0], "category": CATEGORY_NAMES[cluster_topics(topic_dists[i])[0]],
"time": str(tweets_raw[i][1])} for i in range(len(topic_dists))]
return categorized_tweets
import os
import glob
import sqlite3
from polyglot.text import Text, Word
from polyglot.downloader import downloader
from polyglot.mapping import Embedding
downloader.download("embeddings2.pt")
downloader.download("pos2.pt")
downloader.download("morph2.pt")
downloader.supported_tasks(lang="pt")
embeddings = Embedding.load(
"/Users/emersonantonio/polyglot_data/embeddings2/pt/embeddings_pkl.tar.bz2"
)
#neighbors = embeddings.nearest_neighbors("verde")
#for w,d in zip(neighbors, embeddings.distances("green", neighbors)):
# print("{:<8}{:.4f}".format(w,d))
# Criar o Banco de Dados
con = sqlite3.connect('./db/dadosDipolNLTK.db')
cur = con.cursor()
sql_create = 'CREATE TABLE IF NOT EXISTS miniDicionario '\
'(' \
' id integer primary key AUTOINCREMENT, '\
' word varchar(50), ' \
' radical varchar(50), ' \
' tag varchar(50)' \
')'
def GloveEmbedding(embedding_dim):
#res = PolyglotEmbedding.from_glove("/home/is/seiya-ka/embedding_vector/glove.twitter.27B."+str(embedding_dim)+"d.txt")
res = PolyglotEmbedding.from_glove(
"/home/is/seiya-ka/embedding_vector/glove.6B." + str(embedding_dim) +
"d.txt")
return res
def langmodelload(language):
########################
global stop_words
global question_words
global embeddings
global model
global lang_dict
########################
LibLocLang = "./udpipe-ud/"
########################
if language == "en":
model = Model(LibLocLang + 'english-ewt-ud-2.5-191206.udpipe')
elif language == "ar":
model = Model(LibLocLang + 'arabic-padt-ud-2.5-191206.udpipe')
elif language == "zh":
model = Model(LibLocLang + 'chinese-gsdsimp-ud-2.5-191206.udpipe')
elif language == "id":
model = Model(LibLocLang + 'indonesian-gsd-ud-2.5-191206.udpipe')
elif language == "ko":
model = Model(LibLocLang + 'korean-gsd-ud-2.5-191206.udpipe')
elif language == "pt":
model = Model(LibLocLang + 'portuguese-gsd-ud-2.5-191206.udpipe')
elif language == "vi":
model = Model(LibLocLang + 'vietnamese-vtb-ud-2.5-191206.udpipe')
elif language == "hi":
model = Model(LibLocLang + 'hindi-hdtb-ud-2.5-191206.udpipe')
elif language == "jp":
model = Model(LibLocLang + 'japanese-gsd-ud-2.5-191206.udpipe')
elif language == 'es':
model = Model(LibLocLang + 'spanish-gsd-ud-2.5-191206.udpipe')
########################
base_question_words = [
'where', 'which', "who", "why", "what", "when", "please", "how", "is",
"are", "will", "could", "should", "was", "were", "do", "did", "can"
]
question_words = []
for i in range(0, len(base_question_words)):
question_words.append(
Text(base_question_words[i]).transliterate(language))
########################
if stopwords.has_lang(
language
) and language != "hi" and language != "ar" and language != "zh" and language != "vi" and language != "ko" and language != "jp" and language != "id" and language != "ms":
########################
stop_words = list(stopwords.stopwords(language))
stop_words_list = []
########################
for i in range(0, len(stop_words)):
try:
text = Text(stop_words[i], hint_language_code=language)
########################
if (text.pos_tags[0][1] != "NOUN") and (
text.pos_tags[0][1] != "VERB") and (text.pos_tags[0][1]
!= "PRON"):
stop_words_list.append(text.pos_tags[0][0])
except Exception as e:
print(e)
stop_words = stop_words_list
else:
print(language + " has errors.")
stop_words = []
########################
########################
embeddings = Embedding.load("./polyglot_data/embeddings2/" + language +
"/embeddings_pkl.tar.bz2")
lang_dict[language] = {
'model': model,
'embeddings': embeddings,
'stop_words': stop_words
}
def load_embedding(self):
path = os.path.join(self.c["data_root"], "embeddings",
self.c["language"] + ".tar.bz2")
return PolyglotEmbedding.load(path)
def load(cls, polyglot_embedding_path: str, mimic_model_path: str):
e = PolyEmbedding.load(polyglot_embedding_path)
model = load_model(mimic_model_path, compile=False)
return cls(e, model)
#This gives only the polyglot embeddings.
import numpy as np
from polyglot.mapping import Embedding
import pickle
from pos_helper import *
from nltk import pos_tag
src_embeddings = Embedding.load(
"/home/krishna/polyglot_data/embeddings2/en/embeddings_pkl.tar.bz2")
tar_embeddings = Embedding.load(
"/home/krishna/polyglot_data/embeddings2/de/embeddings_pkl.tar.bz2")
def make_align_dict(inp, nwords):
inplist = inp.split()
aldict = {}
for j in range(nwords):
aldict[j] = []
for j in inplist:
a, b = j.split('-')
a, b = int(a), int(b)
if b not in aldict:
aldict[b] = []
aldict[b].append(a)
return aldict
def get_target_embedding(ind, inlist):
try:
e2 = tar_embeddings[inlist[ind]]
def test_polyglot(self) :
from polyglot.mapping import Embedding
embeddings = Embedding.load("/home/rmyeid/polyglot_data/embeddings2/en/embeddings_pkl.tar.bz2")
neighbors = embeddings.nearest_neighbors("green")
