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In this case, a Pipeline is used in GridSearchCV. but model.best_score_ and model.best_index_ are nan and 0, which means all testing scores are NaN, is anyone know how is this happening and how to fix?
The text was updated successfully, but these errors were encountered:
This is not the right place to report bugs with scikit-learn, as this is a repository to synchronize official communication on scikit-learn. I am closing the issue.
With regard to your specific problem, if you want to ask for help, you will need to share the data, as it is impossible to reproduce the problem without it.
In this case, a Pipeline is used in GridSearchCV. but
model.best_score_
andmodel.best_index_
are nan and 0, which means all testing scores are NaN, is anyone know how is this happening and how to fix?The text was updated successfully, but these errors were encountered: