Newest 'scikit-learn nlp naive-bayes-classifier' Questions

1vote

1answer

2kviews

Can you use two different datasets as train and test sets with countVectorizer and test_train_split?

So I managed to run my code on a combination of train data and validation data, but now I need to create a text file that contains the predictions for the test data and I just don't understand how. Is ...

user93626

asked Mar 29, 2020 at 21:32

1vote

1answer

5kviews

How to calculate Accuracy, Precision, Recall and F1 score based on predict_proba matrix?

I found this link that defines Accuracy, Precision, Recall and ...

hyTuev

277

asked Jan 20, 2019 at 20:30

1vote

1answer

758views

Naive bayes, all of the elements in predict_proba output matrix are less than 0.5

I've created a MultinomialNB classifier model by which I'm trying to label some test texts: ...

hyTuev

277

asked Jan 20, 2019 at 6:51

Stack Exchange Network

All Questions

Can you use two different datasets as train and test sets with countVectorizer and test_train_split?

How to calculate Accuracy, Precision, Recall and F1 score based on predict_proba matrix?

Naive bayes, all of the elements in predict_proba output matrix are less than 0.5

Hot Network Questions

All Questions

Related Tags