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undefinedmetricwarning: precision is ill-defined and being set to 0.0 due to no predicted samples.

+1 vote

34 views

Problem :

I am facing bellow strange error

undefinedmetricwarning: precision is ill-defined and being set to 0.0 due to no predicted samples.

python
scikit-learn

asked Nov 8, 2019 by peterlaw (6.9k points)

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1 Answer

0 votes

Solution :

I had faced similar issue in the past.

Please use the bellow lines of code

from sklearn.metrics import f1_score
metrics.f1_score(y_test, y_pred, labels=np.unique(y_pred))

This will remove your warning and will give you the result you wanted

answered Nov 8, 2019 by AbhijitJ (36.1k points)

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