Package biz.k11i.xgboost.learner

Class ObjFunction.RegObjFunction

java.lang.Object

biz.k11i.xgboost.learner.ObjFunction

biz.k11i.xgboost.learner.ObjFunction.RegObjFunction

All Implemented Interfaces:

Serializable

Enclosing class:

ObjFunction

static class ObjFunction.RegObjFunction
extends ObjFunction

Regression.

Nested Class Summary

Nested classes/interfaces inherited from class biz.k11i.xgboost.learner.ObjFunction

ObjFunction.RegLossObjLogistic, ObjFunction.RegLossObjLogistic_Jafama, ObjFunction.RegObjFunction, ObjFunction.SoftmaxMultiClassObjClassify, ObjFunction.SoftmaxMultiClassObjProb, ObjFunction.SoftmaxMultiClassObjProb_Jafama

Constructor Summary

Constructors

Constructor	Description
RegObjFunction()

Method Summary

Modifier and Type	Method	Description
float	predTransform(float pred)	Transforms a prediction value.
float[]	predTransform(float[] preds)	Transforms prediction values.
float	probToMargin(float prob)

Methods inherited from class biz.k11i.xgboost.learner.ObjFunction

fromName, register, useFastMathExp

Methods inherited from class java.lang.Object

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

Constructor Details

RegObjFunction

RegObjFunction()

Method Details

predTransform

public float[] predTransform(float[] preds)

Description copied from class: ObjFunction

Transforms prediction values.

Overrides:

predTransform in class ObjFunction

Parameters:

preds - prediction

Returns:

transformed values

predTransform

public float predTransform(float pred)

Description copied from class: ObjFunction

Transforms a prediction value.

Overrides:

predTransform in class ObjFunction

Parameters:

pred - prediction

Returns:

transformed value

probToMargin

public float probToMargin(float prob)

Overrides:

probToMargin in class ObjFunction