Class ObjFunction.RegLossObjLogistic_Jafama

java.lang.Object

biz.k11i.xgboost.learner.ObjFunction

biz.k11i.xgboost.learner.ObjFunction.RegLossObjLogistic

biz.k11i.xgboost.learner.ObjFunction.RegLossObjLogistic_Jafama

All Implemented Interfaces:

Serializable

Enclosing class:

ObjFunction

static class ObjFunction.RegLossObjLogistic_Jafama
extends ObjFunction.RegLossObjLogistic

Logistic regression.

Jafama's FastMath.exp(double) version.

Nested Class Summary

Nested classes/interfaces inherited from class ObjFunction

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

Constructor Summary

Constructors

Constructor	Description
RegLossObjLogistic_Jafama()

Method Summary

Modifier and Type	Method	Description
(package private) float	sigmoid(float x)

Methods inherited from class ObjFunction.RegLossObjLogistic

predTransform, predTransform, probToMargin

Methods inherited from class ObjFunction

fromName, register, useFastMathExp

Methods inherited from class Object

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

Constructor Details

RegLossObjLogistic_Jafama

RegLossObjLogistic_Jafama()

Method Details

sigmoid

float sigmoid(float x)

Overrides:

sigmoid in class ObjFunction.RegLossObjLogistic