evalml.objectives.BinaryClassificationObjective.optimize_threshold¶
-
BinaryClassificationObjective.
optimize_threshold
(ypred_proba, y_true, X=None)[source]¶ Learn a binary classification threshold which optimizes the current objective.
- Parameters
ypred_proba (pd.Series) – The classifier’s predicted probabilities
y_true (pd.Series) – The ground truth for the predictions.
X (pd.DataFrame, optional) – Any extra columns that are needed from training data.
- Returns
Optimal threshold for this objective