evalml.objectives.FraudCost.objective_function

FraudCost.objective_function(y_true, y_predicted, X)

Calculate amount lost to fraud per transaction given predictions, true values, and dataframe with transaction amount.

Parameters

• y_predicted (pd.Series) – Predicted fraud labels y_true (pd.Series): True fraud labels

• X (pd.DataFrame) – pd.Dataframe with transaction amounts

Returns

Amount lost to fraud per transaction

Return type

float

evalml.objectives.FraudCost.decision_function evalml.objectives.FraudCost.optimize_threshold