Class/Object

org.apache.spark.ml.h2o.features

DatasetSplitter

Related Docs: object DatasetSplitter | package features

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class DatasetSplitter extends OneTimeTransformer with DatasetSplitterParams with DefaultParamsWritable

Split the dataset and store the splits with the specified keys into DKV It determines the frame which is passed on the output in the following order: 1) If the train key is specified using setTrainKey method and the key is also specified in the list of keys, then frame with this key is passed on the output 2) Otherwise, if the default key - "train.hex" is specified in the list of keys, then frame with this key is passed on the output 3) Otherwise the first frame specified in the list of keys is passed on the output

Linear Supertypes
DefaultParamsWritable, MLWritable, DatasetSplitterParams, OneTimeTransformer, Transformer, PipelineStage, Logging, Params, Serializable, Serializable, Identifiable, AnyRef, Any
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Inherited
  1. DatasetSplitter
  2. DefaultParamsWritable
  3. MLWritable
  4. DatasetSplitterParams
  5. OneTimeTransformer
  6. Transformer
  7. PipelineStage
  8. Logging
  9. Params
  10. Serializable
  11. Serializable
  12. Identifiable
  13. AnyRef
  14. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new DatasetSplitter()(implicit h2oContext: H2OContext, sqlContext: SQLContext)

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  2. new DatasetSplitter(uid: String)(implicit h2oContext: H2OContext, sqlContext: SQLContext)

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Value Members

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

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    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

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    Definition Classes
    AnyRef → Any
  3. final def $[T](param: Param[T]): T

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    Attributes
    protected
    Definition Classes
    Params
  4. final def ==(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  5. final def asInstanceOf[T0]: T0

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    Definition Classes
    Any
  6. final def clear(param: Param[_]): DatasetSplitter.this.type

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    Definition Classes
    Params
  7. def clone(): AnyRef

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  8. def copy(extra: ParamMap): Transformer

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    Definition Classes
    DatasetSplitter → Transformer → PipelineStage → Params
  9. def copyValues[T <: Params](to: T, extra: ParamMap): T

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    Attributes
    protected
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    Params
  10. final def defaultCopy[T <: Params](extra: ParamMap): T

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    Attributes
    protected
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    Params
  11. final def eq(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef
  12. def equals(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  13. def explainParam(param: Param[_]): String

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    Definition Classes
    Params
  14. def explainParams(): String

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    Definition Classes
    Params
  15. final def extractParamMap(): ParamMap

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    Definition Classes
    Params
  16. final def extractParamMap(extra: ParamMap): ParamMap

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    Definition Classes
    Params
  17. def finalize(): Unit

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  18. final def get[T](param: Param[T]): Option[T]

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    Definition Classes
    Params
  19. final def getClass(): Class[_]

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    Definition Classes
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  20. final def getDefault[T](param: Param[T]): Option[T]

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    Definition Classes
    Params
  21. def getKeys: Array[String]

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    Definition Classes
    DatasetSplitterParams
  22. final def getOrDefault[T](param: Param[T]): T

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    Definition Classes
    Params
  23. def getParam(paramName: String): Param[Any]

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    Definition Classes
    Params
  24. def getRatios: Array[Double]

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    Definition Classes
    DatasetSplitterParams
  25. def getTrainKey: String

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    Definition Classes
    DatasetSplitterParams
  26. implicit val h2oContext: H2OContext

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

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    Definition Classes
    Params
  28. def hasParam(paramName: String): Boolean

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    Definition Classes
    Params
  29. def hashCode(): Int

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    Definition Classes
    AnyRef → Any
  30. def initializeLogIfNecessary(isInterpreter: Boolean): Unit

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    Attributes
    protected
    Definition Classes
    Logging
  31. final def isDefined(param: Param[_]): Boolean

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  32. final def isInstanceOf[T0]: Boolean

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

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    Definition Classes
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  34. def isTraceEnabled(): Boolean

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    Attributes
    protected
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    Logging
  35. final val keys: StringArrayParam

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    By default it is set to Array("train.hex")

    By default it is set to Array("train.hex")

    Definition Classes
    DatasetSplitterParams
  36. def log: Logger

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

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    Logging
  38. def logDebug(msg: ⇒ String): Unit

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

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    Logging
  40. def logError(msg: ⇒ String): Unit

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

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    Logging
  42. def logInfo(msg: ⇒ String): Unit

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    Attributes
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    Logging
  43. def logName: String

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

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    Attributes
    protected
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    Logging
  45. def logTrace(msg: ⇒ String): Unit

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

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    Attributes
    protected
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    Logging
  47. def logWarning(msg: ⇒ String): Unit

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    Attributes
    protected
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    Logging
  48. final def ne(arg0: AnyRef): Boolean

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

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    Definition Classes
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  50. final def notifyAll(): Unit

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    Definition Classes
    AnyRef
  51. lazy val params: Array[Param[_]]

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    Definition Classes
    Params
  52. final val ratios: DoubleArrayParam

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    By default it is set to Array(1.0) which does not split the dataset at all

    By default it is set to Array(1.0) which does not split the dataset at all

    Definition Classes
    DatasetSplitterParams
  53. def save(path: String): Unit

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    Definition Classes
    MLWritable
    Annotations
    @Since( "1.6.0" ) @throws( ... )
  54. final def set(paramPair: ParamPair[_]): DatasetSplitter.this.type

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  55. final def set(param: String, value: Any): DatasetSplitter.this.type

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

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    Definition Classes
    Params
  57. final def setDefault(paramPairs: ParamPair[_]*): DatasetSplitter.this.type

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    Attributes
    protected
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    Params
  58. final def setDefault[T](param: Param[T], value: T): DatasetSplitter.this.type

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    Attributes
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    Params
  59. def setKeys(value: Array[String]): DatasetSplitter

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  60. def setRatios(value: Array[Double]): DatasetSplitter

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  61. def setTrainKey(value: String): DatasetSplitter

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

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    Definition Classes
    AnyRef
  63. def toString(): String

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    Identifiable → AnyRef → Any
  64. final val trainKey: Param[String]

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    By default it is set to "train.hex"

    By default it is set to "train.hex"

    Definition Classes
    DatasetSplitterParams
  65. def transform(dataset: Dataset[_]): DataFrame

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    Definition Classes
    DatasetSplitter → Transformer
  66. def transform(dataset: Dataset[_], paramMap: ParamMap): DataFrame

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    Definition Classes
    Transformer
    Annotations
    @Since( "2.0.0" )
  67. def transform(dataset: Dataset[_], firstParamPair: ParamPair[_], otherParamPairs: ParamPair[_]*): DataFrame

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    Definition Classes
    Transformer
    Annotations
    @Since( "2.0.0" ) @varargs()
  68. def transformSchema(schema: StructType): StructType

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    Definition Classes
    DatasetSplitter → PipelineStage
    Annotations
    @DeveloperApi()
  69. def transformSchema(schema: StructType, logging: Boolean): StructType

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    Attributes
    protected
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    PipelineStage
    Annotations
    @DeveloperApi()
  70. val uid: String

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    Definition Classes
    DatasetSplitter → Identifiable
  71. final def wait(): Unit

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

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    @throws( ... )
  73. final def wait(arg0: Long): Unit

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    @throws( ... )
  74. def write: MLWriter

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    Definition Classes
    DefaultParamsWritable → MLWritable

Inherited from DefaultParamsWritable

Inherited from MLWritable

Inherited from DatasetSplitterParams

Inherited from OneTimeTransformer

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

getParam

setParam

setParam When specified trainKey is not in the list of keys, the splitter passes the first split as train dataset

Ungrouped