def predict_batch(self, batch, top_n=1):
"""Predict a batch of document - question pairs."""
documents, questions, candidates = [], [], []
for b in batch:
documents.append(b[0])
questions.append(b[1])
candidates.append(b[2] if len(b) == 3 else None)
candidates = candidates if any(candidates) else None
# Tokenize the inputs, perhaps multi-processed.
if self.workers:
q_tokens = self.workers.map_async(tokenize, questions)
c_tokens = self.workers.map_async(tokenize, documents)
q_tokens = list(q_tokens.get())
c_tokens = list(c_tokens.get())
else:
q_tokens = list(map(self.tokenizer.tokenize, questions))
c_tokens = list(map(self.tokenizer.tokenize, documents))
examples = []
for i in range(len(questions)):
examples.append({
'id': i,
'question': q_tokens[i].words(),
'question_char': q_tokens[i].chars(),
'qlemma': q_tokens[i].lemmas(),
'qpos': q_tokens[i].pos(),
'qner': q_tokens[i].entities(),
'document': c_tokens[i].words(),
'document_char': c_tokens[i].chars(),
'clemma': c_tokens[i].lemmas(),
'cpos': c_tokens[i].pos(),
'cner': c_tokens[i].entities(),
})
# Stick document tokens in candidates for decoding
if candidates:
candidates = [{
'input': c_tokens[i],
'cands': candidates[i]
} for i in range(len(candidates))]
# Build the batch and run it through the model
batch_exs = batchify([vectorize(e, self.model) for e in examples])
s, e, score = self.model.predict(batch_exs, candidates, top_n)
# Retrieve the predicted spans
results = []
for i in range(len(s)):
predictions = []
for j in range(len(s[i])):
span = c_tokens[i].slice(s[i][j], e[i][j] + 1).untokenize()
predictions.append((span, score[i][j]))
results.append(predictions)
return results
def __getitem__(self, index):
return vectorize(self.examples[index], self.model)
def __getitem__(self, index):
return vectorize(self.examples[index], self.model, self.single_answer)
import pandas as pd
import vector as v
import preprocessing as p
import cluster2 as c
import classifier as r
a = pd.read_csv("Z:/TermPaper/twitter_cred-master/data.csv")
print("cleaning....")
doc, id1 = p.clean(a)
print("vectorizing....")
dvec, global_vector = v.vectorize(doc)
print("clustering....")
g, t = c.cluster(dvec, global_vector, id1)
cnt = 0
x = []
print(len(t))
print("credibility calculating")
r.classifier(g)
from vector import get_word_features, vectorize, get_words, naive_bayes_vector
import cPickle
from sklearn.svm import SVC
from sklearn.naive_bayes import BernoulliNB
from sklearn.linear_model import LogisticRegression
from sklearn.tree import DecisionTreeClassifier
from maxent import Maxent
import numpy
from naive_bayes import NaiveBayesClassifier
from svm_classifier import SVM
data = get_data('shortdatabase.csv')
word_features = get_word_features(data['tweet'])
word_features = sorted(word_features)
word_features = sorted(word_features)
word_vector = vectorize(word_features, data['tweet'], data['sentiment'])
vector = []
labels = []
for example in word_vector:
vector = vector + [example[0]]
labels = labels + [example[1]]
print "Stage 1: Word Polarity"
print "training bayesian network"
words = get_words("features.txt")
bayes_vector = naive_bayes_vector(words, data['tweet'], data['sentiment'])
#print bayes_vector
NaiveBayesClassifier.train(bayes_vector)
#gnb = BernoulliNB()
