Class

org.apache.spark.ml.odkl

TopKTransformer

Related Doc: package odkl

Permalink

class TopKTransformer[B] extends Transformer with DefaultParamsWritable with HasGroupByColumns

Created by eugeny.malyutin on 20.07.17.

Performs TopK-UDAF logic without annoying schema pack-unpack

B

- raw type (Long for LongTyped-columns) for columnToOrderBy Ordering for this type should be defined

Linear Supertypes
HasGroupByColumns, DefaultParamsWritable, MLWritable, Transformer, PipelineStage, Logging, Params, Serializable, Serializable, Identifiable, AnyRef, Any
Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. TopKTransformer
  2. HasGroupByColumns
  3. DefaultParamsWritable
  4. MLWritable
  5. Transformer
  6. PipelineStage
  7. Logging
  8. Params
  9. Serializable
  10. Serializable
  11. Identifiable
  12. AnyRef
  13. Any
  1. Hide All
  2. Show All
Visibility
  1. Public
  2. All

Instance Constructors

  1. new TopKTransformer()(implicit cmp: Ordering[B])

    Permalink

  2. new TopKTransformer(uid: String)(implicit cmp: Ordering[B])

    Permalink

Value Members

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

    Permalink
    Definition Classes
    AnyRef → Any

  2. final def ##(): Int

    Permalink
    Definition Classes
    AnyRef → Any

  3. final def $[T](param: Param[T]): T

    Permalink
    Attributes
    protected
    Definition Classes
    Params

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

    Permalink
    Definition Classes
    AnyRef → Any

  5. final def asInstanceOf[T0]: T0

    Permalink
    Definition Classes
    Any

  6. final def clear(param: Param[_]): TopKTransformer.this.type

    Permalink
    Definition Classes
    Params

  7. def clone(): AnyRef

    Permalink
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  8. implicit val cmp: Ordering[B]

    Permalink

  9. val columnToOrderGroupsBy: Param[String]

    Permalink

  10. def copy(extra: ParamMap): Transformer

    Permalink
    Definition Classes
    TopKTransformer → Transformer → PipelineStage → Params

  11. def copyValues[T <: Params](to: T, extra: ParamMap): T

    Permalink
    Attributes
    protected
    Definition Classes
    Params

  12. final def defaultCopy[T <: Params](extra: ParamMap): T

    Permalink
    Attributes
    protected
    Definition Classes
    Params

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

    Permalink
    Definition Classes
    AnyRef

  14. def equals(arg0: Any): Boolean

    Permalink
    Definition Classes
    AnyRef → Any

  15. def explainParam(param: Param[_]): String

    Permalink
    Definition Classes
    Params

  16. def explainParams(): String

    Permalink
    Definition Classes
    Params

  17. final def extractParamMap(): ParamMap

    Permalink
    Definition Classes
    Params

  18. final def extractParamMap(extra: ParamMap): ParamMap

    Permalink
    Definition Classes
    Params

  19. def finalize(): Unit

    Permalink
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )

  20. final def get[T](param: Param[T]): Option[T]

    Permalink
    Definition Classes
    Params

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

    Permalink
    Definition Classes
    AnyRef → Any

  22. final def getDefault[T](param: Param[T]): Option[T]

    Permalink
    Definition Classes
    Params

  23. final def getOrDefault[T](param: Param[T]): T

    Permalink
    Definition Classes
    Params

  24. def getParam(paramName: String): Param[Any]

    Permalink
    Definition Classes
    Params

  25. final val groupByColumns: StringArrayParam

    Permalink
    Definition Classes
    HasGroupByColumns

  26. final def hasDefault[T](param: Param[T]): Boolean

    Permalink
    Definition Classes
    Params

  27. def hasParam(paramName: String): Boolean

    Permalink
    Definition Classes
    Params

  28. def hashCode(): Int

    Permalink
    Definition Classes
    AnyRef → Any

  29. def initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  30. def initializeLogIfNecessary(isInterpreter: Boolean): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  31. final def isDefined(param: Param[_]): Boolean

    Permalink
    Definition Classes
    Params

  32. final def isInstanceOf[T0]: Boolean

    Permalink
    Definition Classes
    Any

  33. final def isSet(param: Param[_]): Boolean

    Permalink
    Definition Classes
    Params

  34. def isTraceEnabled(): Boolean

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  35. def log: Logger

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  36. def logDebug(msg: ⇒ String, throwable: Throwable): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  37. def logDebug(msg: ⇒ String): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  38. def logError(msg: ⇒ String, throwable: Throwable): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  39. def logError(msg: ⇒ String): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  40. def logInfo(msg: ⇒ String, throwable: Throwable): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  41. def logInfo(msg: ⇒ String): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  42. def logName: String

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  43. def logTrace(msg: ⇒ String, throwable: Throwable): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  44. def logTrace(msg: ⇒ String): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  45. def logWarning(msg: ⇒ String, throwable: Throwable): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

  46. def logWarning(msg: ⇒ String): Unit

    Permalink
    Attributes
    protected
    Definition Classes
    Logging

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

    Permalink
    Definition Classes
    AnyRef

  48. final def notify(): Unit

    Permalink
    Definition Classes
    AnyRef

  49. final def notifyAll(): Unit

    Permalink
    Definition Classes
    AnyRef

  50. lazy val params: Array[Param[_]]

    Permalink
    Definition Classes
    Params

  51. def save(path: String): Unit

    Permalink
    Definition Classes
    MLWritable
    Annotations
    @Since( "1.6.0" ) @throws( ... )

  52. final def set(paramPair: ParamPair[_]): TopKTransformer.this.type

    Permalink
    Attributes
    protected
    Definition Classes
    Params

  53. final def set(param: String, value: Any): TopKTransformer.this.type

    Permalink
    Attributes
    protected
    Definition Classes
    Params

  54. final def set[T](param: Param[T], value: T): TopKTransformer.this.type

    Permalink
    Definition Classes
    Params

  55. def setColumnToOrderGroupsBy(value: String): TopKTransformer.this.type

    Permalink

  56. final def setDefault(paramPairs: ParamPair[_]*): TopKTransformer.this.type

    Permalink
    Attributes
    protected
    Definition Classes
    Params

  57. final def setDefault[T](param: Param[T], value: T): TopKTransformer.this.type

    Permalink
    Attributes
    protected
    Definition Classes
    Params

  58. def setGroupByColumns(columns: String*): TopKTransformer.this.type

    Permalink
    Definition Classes
    HasGroupByColumns

  59. def setTopK(value: Int): TopKTransformer.this.type

    Permalink

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

    Permalink
    Definition Classes
    AnyRef

  61. def toString(): String

    Permalink
    Definition Classes
    Identifiable → AnyRef → Any

  62. val topK: IntParam

    Permalink

  63. def transform(dataset: Dataset[_]): DataFrame

    Permalink
    Definition Classes
    TopKTransformer → Transformer

  64. def transform(dataset: Dataset[_], paramMap: ParamMap): DataFrame

    Permalink
    Definition Classes
    Transformer
    Annotations
    @Since( "2.0.0" )

  65. def transform(dataset: Dataset[_], firstParamPair: ParamPair[_], otherParamPairs: ParamPair[_]*): DataFrame

    Permalink
    Definition Classes
    Transformer
    Annotations
    @Since( "2.0.0" ) @varargs()

  66. def transformSchema(schema: StructType): StructType

    Permalink
    Definition Classes
    TopKTransformer → PipelineStage

  67. def transformSchema(schema: StructType, logging: Boolean): StructType

    Permalink
    Attributes
    protected
    Definition Classes
    PipelineStage
    Annotations
    @DeveloperApi()

  68. val uid: String

    Permalink
    Definition Classes
    TopKTransformer → Identifiable

  69. final def wait(): Unit

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

    Permalink
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  72. def write: MLWriter

    Permalink
    Definition Classes
    DefaultParamsWritable → MLWritable

Inherited from HasGroupByColumns

Inherited from DefaultParamsWritable

Inherited from MLWritable

Inherited from Transformer

Inherited from PipelineStage

Inherited from Logging

Inherited from Params

Inherited from Serializable

Inherited from Serializable

Inherited from Identifiable

Inherited from AnyRef

Inherited from Any

setParam

Ungrouped