Package biz.k11i.xgboost.learner
Class ObjFunction.SoftmaxMultiClassObjProb
java.lang.Object
biz.k11i.xgboost.learner.ObjFunction
biz.k11i.xgboost.learner.ObjFunction.SoftmaxMultiClassObjProb
- All Implemented Interfaces:
Serializable
- Direct Known Subclasses:
ObjFunction.SoftmaxMultiClassObjProb_Jafama
- Enclosing class:
ObjFunction
Multiclass classification (predicted probability).
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Nested Class Summary
Nested classes/interfaces inherited from class biz.k11i.xgboost.learner.ObjFunction
ObjFunction.RegLossObjLogistic, ObjFunction.RegLossObjLogistic_Jafama, ObjFunction.SoftmaxMultiClassObjClassify, ObjFunction.SoftmaxMultiClassObjProb, ObjFunction.SoftmaxMultiClassObjProb_Jafama -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescription(package private) floatexp(float x) floatpredTransform(float pred) Transforms a prediction value.float[]predTransform(float[] preds) Transforms prediction values.Methods inherited from class biz.k11i.xgboost.learner.ObjFunction
fromName, register, useFastMathExp
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Constructor Details
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SoftmaxMultiClassObjProb
SoftmaxMultiClassObjProb()
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Method Details
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predTransform
public float[] predTransform(float[] preds) Description copied from class:ObjFunctionTransforms prediction values.- Overrides:
predTransformin classObjFunction- Parameters:
preds- prediction- Returns:
- transformed values
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predTransform
public float predTransform(float pred) Description copied from class:ObjFunctionTransforms a prediction value.- Overrides:
predTransformin classObjFunction- Parameters:
pred- prediction- Returns:
- transformed value
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exp
float exp(float x)
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