ValueError: After pruning, no terms remain. Try a lower min_df or a higher max_df.

之前报的是lower的问题,加上fillna("")以后解决了问题,但是出现了新的问题:

vectorizer = TfidfVectorizer(min_df=0.005, max_df=0.98, stop_words=None)
X_train = vectorizer.fit_transform(X_train)
X_test = vectorizer.transform(X_test)
X_train.shape

ValueError: After pruning, no terms remain. Try a lower min_df or a higher max_df.

请教大家如何解决。

看看是不是这个问题

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