擅长:python、mysql、java
<p>至于问题2,是的!NLTK在其关联测度中具有似然比。第一个问题仍然没有答案!</p>
<p><a href="http://nltk.org/api/nltk.metrics.html?highlight=likelihood_ratio#nltk.metrics.association.NgramAssocMeasures.likelihood_ratio" rel="nofollow">http://nltk.org/api/nltk.metrics.html?highlight=likelihood_ratio#nltk.metrics.association.NgramAssocMeasures.likelihood_ratio</a></p>