ObjFunction.SoftmaxMultiClassObjProb

java.lang.Object
- biz.k11i.xgboost.learner.ObjFunction
- - biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjProb

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

ObjFunction.SoftmaxMultiClassObjProb_Jafama

Enclosing class:

ObjFunction
```
static class ObjFunction.SoftmaxMultiClassObjProb
extends ObjFunction
```
Multiclass classification (predicted probability).

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

SoftmaxMultiClassObjProb()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`(package private) float`	`exp(float x)`
`float`	`predTransform(float pred)`	Transforms a prediction value.
`float[]`	`predTransform(float[] preds)`	Transforms prediction values.

Methods inherited from class biz.k11i.xgboost.learner.ObjFunction
fromName, probToMargin, register, useFastMathExp

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - SoftmaxMultiClassObjProb
```
SoftmaxMultiClassObjProb()
```
- Method Detail
  - 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
  - exp
```
float exp(float x)
```