Packages

c

ml.dmlc.xgboost4j.java

DeviceQuantileDMatrix

class DeviceQuantileDMatrix extends DMatrix

DeviceQuantileDMatrix will only be used to train

Linear Supertypes
DMatrix, AnyRef, Any
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Inherited
  1. DeviceQuantileDMatrix
  2. DMatrix
  3. AnyRef
  4. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new DeviceQuantileDMatrix(iter: Iterator[ColumnBatch], missing: Float, maxBin: Int, nthread: Int)

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  5. def clone(): AnyRef
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @native() @throws( ... )
  6. def dispose(): Unit
    Definition Classes
    DMatrix
  7. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  8. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  9. def finalize(): Unit
    Attributes
    protected[ml.dmlc.xgboost4j.java]
    Definition Classes
    DMatrix → AnyRef
  10. def getBaseMargin(): Array[Float]

    Get base margin of the DMatrix.

    Get base margin of the DMatrix.

    Definition Classes
    DMatrix
  11. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  12. def getGroup(): Array[Int]

    Get group sizes of DMatrix

    Get group sizes of DMatrix

    returns

    group size as array

    Definition Classes
    DMatrix
    Exceptions thrown

    XGBoostError native error

  13. def getHandle(): Long

    Get the handle

    Get the handle

    Definition Classes
    DMatrix
  14. def getLabel(): Array[Float]

    get label values

    get label values

    returns

    label

    Definition Classes
    DMatrix
    Exceptions thrown

    XGBoostError native error

  15. def getWeight(): Array[Float]

    get weight of the DMatrix

    get weight of the DMatrix

    returns

    weights

    Definition Classes
    DMatrix
    Exceptions thrown

    XGBoostError native error

  16. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  17. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  18. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  19. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  20. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  21. def rowNum(): Long

    get the row number of DMatrix

    get the row number of DMatrix

    returns

    number of rows

    Definition Classes
    DMatrix
    Exceptions thrown

    XGBoostError native error

  22. def saveBinary(filePath: String): Unit

    save DMatrix to filePath

    save DMatrix to filePath

    Definition Classes
    DMatrix
  23. def setBaseMargin(baseMargin: Array[Array[Float]]): Unit

    Set base margin (initial prediction).

    Set base margin (initial prediction).

    Definition Classes
    DeviceQuantileDMatrixDMatrix
  24. def setBaseMargin(baseMargin: Array[Float]): Unit

    Set base margin (initial prediction).

    Set base margin (initial prediction).

    The margin must have the same number of elements as the number of rows in this matrix.

    Definition Classes
    DeviceQuantileDMatrixDMatrix
  25. def setBaseMargin(column: Column): Unit

    Set base margin of DMatrix from cuda array interface

    Set base margin of DMatrix from cuda array interface

    column

    the XGBoost Column to provide the cuda array interface of base margin column

    Definition Classes
    DeviceQuantileDMatrixDMatrix
    Exceptions thrown

    XGBoostError native error

  26. def setGroup(group: Array[Int]): Unit

    Set group sizes of DMatrix (used for ranking)

    Set group sizes of DMatrix (used for ranking)

    group

    group size as array

    Definition Classes
    DeviceQuantileDMatrixDMatrix
    Exceptions thrown

    XGBoostError native error

  27. def setLabel(labels: Array[Float]): Unit

    set label of dmatrix

    set label of dmatrix

    labels

    labels

    Definition Classes
    DeviceQuantileDMatrixDMatrix
    Exceptions thrown

    XGBoostError native error

  28. def setLabel(column: Column): Unit

    Set label of DMatrix from cuda array interface

    Set label of DMatrix from cuda array interface

    column

    the XGBoost Column to provide the cuda array interface of label column

    Definition Classes
    DeviceQuantileDMatrixDMatrix
    Exceptions thrown

    XGBoostError native error

  29. def setWeight(weights: Array[Float]): Unit

    set weight of each instance

    set weight of each instance

    weights

    weights

    Definition Classes
    DeviceQuantileDMatrixDMatrix
    Exceptions thrown

    XGBoostError native error

  30. def setWeight(column: Column): Unit

    Set weight of DMatrix from cuda array interface

    Set weight of DMatrix from cuda array interface

    column

    the XGBoost Column to provide the cuda array interface of weight column

    Definition Classes
    DeviceQuantileDMatrixDMatrix
    Exceptions thrown

    XGBoostError native error

  31. def slice(rowIndex: Array[Int]): DMatrix

    Slice the DMatrix and return a new DMatrix that only contains rowIndex.

    Slice the DMatrix and return a new DMatrix that only contains rowIndex.

    rowIndex

    row index

    returns

    sliced new DMatrix

    Definition Classes
    DMatrix
    Exceptions thrown

    XGBoostError native error

  32. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  33. def toString(): String
    Definition Classes
    AnyRef → Any
  34. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  35. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  36. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @throws( ... )

Inherited from DMatrix

Inherited from AnyRef

Inherited from Any

Ungrouped