Xử lý ngôn ngữ tự nhiên với spaCy
Azadeh Mobasher
Principal Data Scientist
What is the cheapest flight from Boston to Seattle?
Which airline serves Denver, Pittsburgh and Atlanta?
What kinds of planes are used by American Airlines?
spaCy tính điểm tương đồng giữa các đối tượng Tokennlp = spacy.load("en_core_web_md") doc1 = nlp("We eat pizza") doc2 = nlp("We like to eat pasta")token1 = doc1[2] token2 = doc2[4] print(f"Similarity between {token1} and {token2} = ", round(token1.similarity(token2), 3))
>>> Similarity between pizza and pasta = 0.685
spaCy tính tương đồng ngữ nghĩa của hai đối tượng Spandoc1 = nlp("We eat pizza") doc2 = nlp("We like to eat pasta") span1 = doc1[1:] span2 = doc2[1:]print(f"Similarity between \"{span1}\" and \"{span2}\" = ", round(span1.similarity(span2), 3))
>>> Similarity between "eat pizza" and "like to eat pasta" = 0.588
print(f"Similarity between \"{doc1[1:]}\" and \"{doc2[3:]}\" = ",
round(doc1[1:].similarity(doc2[3:]), 3))
>>> Similarity between "eat pizza" and "eat pasta" = 0.936
spaCy tính điểm tương đồng giữa hai tài liệunlp = spacy.load("en_core_web_md")
doc1 = nlp("I like to play basketball")
doc2 = nlp("I love to play basketball")
print("Similarity score :", round(doc1.similarity(doc2), 3))
>>> Similarity score : 0.975
Doc mặc định là trung bình của các vector từspaCy tìm nội dung liên quan cho một từ khóasentences = nlp("What is the cheapest flight from Boston to Seattle? Which airline serves Denver, Pittsburgh and Atlanta? What kinds of planes are used by American Airlines?") keyword = nlp("price")for i, sentence in enumerate(sentences.sents): print(f"Similarity score with sentence {i+1}: ", round(sentence.similarity(keyword), 5))
>>> Similarity score with sentence 1: 0.26136
Similarity score with sentence 2: 0.14021
Similarity score with sentence 3: 0.13885
Xử lý ngôn ngữ tự nhiên với spaCy