Python, NLP, Numpy, Scikit Learn.
_word_frequency(self): word_frequency = dict.fromkeys(self.vocab, 0.0) for doc_name in self.doc_arr: doc_words = Counter([word for word in self.doc_arr[doc_name]]) for word, _ in doc_words.items(): if word in self.vocab: word_frequency[word] += 1.0 return word_frequency def TfIdf_vector(self,