RegressionEvaluationMetrics

Metrics for regression evaluation results.

Fields
rootMeanSquaredError number

Root Mean Squared Error (RMSE).

meanAbsoluteError number

Mean Absolute Error (MAE).

meanAbsolutePercentageError number

Mean absolute percentage error. Infinity when there are zeros in the ground truth.

rSquared number

Coefficient of determination as Pearson correlation coefficient. Undefined when ground truth or predictions are constant or near constant.

rootMeanSquaredLogError number

Root mean squared log error. Undefined when there are negative ground truth values or predictions.

JSON representation 
{
  "rootMeanSquaredError": number,
  "meanAbsoluteError": number,
  "meanAbsolutePercentageError": number,
  "rSquared": number,
  "rootMeanSquaredLogError": number
}