org.apache.spark.mllib.tree.model

Node

class Node extends Serializable with Logging

:: DeveloperApi :: Node in a decision tree

Annotations
@DeveloperApi()
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Logging, Serializable, Serializable, AnyRef, Any
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  1. Node
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Instance Constructors

  1. new Node(id: Int, predict: Double, isLeaf: Boolean, split: Option[Split], leftNode: Option[Node], rightNode: Option[Node], stats: Option[InformationGainStats])

    id

    integer node id

    predict

    predicted value at the node

    isLeaf

    whether the leaf is a node

    split

    split to calculate left and right nodes

    leftNode

    left child

    rightNode

    right child

    stats

    information gain stats

Value Members

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

    Definition Classes
    AnyRef
  2. final def !=(arg0: Any): Boolean

    Definition Classes
    Any
  3. final def ##(): Int

    Definition Classes
    AnyRef → Any
  4. final def ==(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  5. final def ==(arg0: Any): Boolean

    Definition Classes
    Any
  6. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  7. def build(nodes: Array[Node]): Unit

    build the left node and right nodes if not leaf

    build the left node and right nodes if not leaf

    nodes

    array of nodes

  8. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
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    Annotations
    @throws( ... )
  9. final def eq(arg0: AnyRef): Boolean

    Definition Classes
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  10. def equals(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  11. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
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    Annotations
    @throws( classOf[java.lang.Throwable] )
  12. final def getClass(): Class[_]

    Definition Classes
    AnyRef → Any
  13. def hashCode(): Int

    Definition Classes
    AnyRef → Any
  14. val id: Int

    integer node id

  15. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  16. val isLeaf: Boolean

    whether the leaf is a node

  17. def isTraceEnabled(): Boolean

    Attributes
    protected
    Definition Classes
    Logging
  18. var leftNode: Option[Node]

    left child

  19. def log: Logger

    Attributes
    protected
    Definition Classes
    Logging
  20. def logDebug(msg: ⇒ String, throwable: Throwable): Unit

    Attributes
    protected
    Definition Classes
    Logging
  21. def logDebug(msg: ⇒ String): Unit

    Attributes
    protected
    Definition Classes
    Logging
  22. def logError(msg: ⇒ String, throwable: Throwable): Unit

    Attributes
    protected
    Definition Classes
    Logging
  23. def logError(msg: ⇒ String): Unit

    Attributes
    protected
    Definition Classes
    Logging
  24. def logInfo(msg: ⇒ String, throwable: Throwable): Unit

    Attributes
    protected
    Definition Classes
    Logging
  25. def logInfo(msg: ⇒ String): Unit

    Attributes
    protected
    Definition Classes
    Logging
  26. def logTrace(msg: ⇒ String, throwable: Throwable): Unit

    Attributes
    protected
    Definition Classes
    Logging
  27. def logTrace(msg: ⇒ String): Unit

    Attributes
    protected
    Definition Classes
    Logging
  28. def logWarning(msg: ⇒ String, throwable: Throwable): Unit

    Attributes
    protected
    Definition Classes
    Logging
  29. def logWarning(msg: ⇒ String): Unit

    Attributes
    protected
    Definition Classes
    Logging
  30. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  31. final def notify(): Unit

    Definition Classes
    AnyRef
  32. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  33. val predict: Double

    predicted value at the node

  34. def predictIfLeaf(feature: Vector): Double

    predict value if node is not leaf

    predict value if node is not leaf

    feature

    feature value

    returns

    predicted value

  35. var rightNode: Option[Node]

    right child

  36. val split: Option[Split]

    split to calculate left and right nodes

  37. val stats: Option[InformationGainStats]

    information gain stats

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

    Definition Classes
    AnyRef
  39. def toString(): String

    Definition Classes
    Node → AnyRef → Any
  40. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  41. final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
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    Annotations
    @throws( ... )
  42. final def wait(arg0: Long): Unit

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    @throws( ... )

Inherited from Logging

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

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