rmse_over_stdev¶
- mastml.metrics.rmse_over_stdev(y_true, y_pred, train_y=None)[source]¶
Method that calculates the root mean squared error (RMSE) of a set of data, divided by the standard deviation of the training data set.
- Args:
y_true: (numpy array), array of true y data values
y_pred: (numpy array), array of predicted y data values
train_y: (numpy array), array of training y data values
- Returns:
(float): score of RMSE divided by standard deviation of training data