smile.regression

Class Regression.Metric

java.lang.Object

smile.regression.Regression.Metric

Enclosing interface:

Regression<T>

public static class Regression.Metric
extends java.lang.Object

Regression metrics.

Field Summary

Fields

Modifier and Type	Field and Description
double[]	fittedValues The fitted values.
double	MAD Mean absolute deviation error.
double	MSE Mean squared error.
double[]	residuals The residuals, that is response minus fitted values.
double	RMSE Root mean squared error.
double	RSquared R2 coefficient of determination.
double	RSS Residual sum of squares.
double[]	y The values of responsible variable.

Method Summary

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

y

public final double[] y

The values of responsible variable.

fittedValues

public final double[] fittedValues

The fitted values.

residuals

public final double[] residuals

The residuals, that is response minus fitted values.

RSS

public final double RSS

Residual sum of squares.

RSquared

public final double RSquared

R² coefficient of determination. An R² of 1.0 indicates that the regression line perfectly fits the data.

MSE

public final double MSE

Mean squared error.

RMSE

public final double RMSE

Root mean squared error.

MAD

public final double MAD

Mean absolute deviation error.