ml.dmlc.xgboost4j.scala

ObjectiveTrait

Related Doc: package scala

trait ObjectiveTrait extends IObjective

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IObjective, Serializable, AnyRef, Any
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Abstract Value Members

  1. abstract def getGradient(predicts: Array[Array[Float]], dtrain: DMatrix): List[Array[Float]]

    user define objective function, return gradient and second order gradient

    user define objective function, return gradient and second order gradient

    predicts

    untransformed margin predicts

    dtrain

    training data

    returns

    List with two float array, correspond to first order grad and second order grad

Concrete Value Members

  1. final def !=(arg0: Any): Boolean

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  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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  6. final def eq(arg0: AnyRef): Boolean

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  7. def equals(arg0: Any): Boolean

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  8. def finalize(): Unit

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  9. final def getClass(): Class[_]

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  10. def hashCode(): Int

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  11. final def isInstanceOf[T0]: Boolean

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  12. final def ne(arg0: AnyRef): Boolean

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  13. final def notify(): Unit

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  14. final def notifyAll(): Unit

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  15. final def synchronized[T0](arg0: ⇒ T0): T0

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  16. def toString(): String

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  17. final def wait(): Unit

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  18. final def wait(arg0: Long, arg1: Int): Unit

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  19. final def wait(arg0: Long): Unit

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Inherited from IObjective

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

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