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pip install -U nltk rouge jieba

# Rouge

from rouge import Rouge
rouge = Rouge()reference = "The quick brown fox jumps over the lazy dog"
candidate = "The quick brown fox jumps over the dog"scores = rouge.get_scores(candidate, reference)
scores

# jieba分词

import jiebatext = "我爱自然语言处理"
seg_list = list(jieba.cut(text, cut_all=False))print("分词结果:", seg_list)

# Bleu

from nltk.translate.bleu_score import sentence_bleucandidates = ["this", "is", "a", "test"]
references = [["this", "is", "a", "test"]]bleu_score = sentence_bleu(references, candidates)
print(f"Corpus BLEU Score: {bleu_score}")