Class/Object

ksb.csle.component.operator.cleaning

MissingValueImputeOperator

Related Docs: object MissingValueImputeOperator | package cleaning

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class MissingValueImputeOperator extends BaseDataOperator[StreamOperatorInfo, DataFrame]

:: ApplicationDeveloperApi ::

Operator that imputes the missing values of a given dataframe according to the given condition.

Linear Supertypes
BaseDataOperator[StreamOperatorInfo, DataFrame], BaseGenericOperator[StreamOperatorInfo, DataFrame], BaseGenericMutantOperator[StreamOperatorInfo, DataFrame, DataFrame], BaseDoer, Logging, Serializable, Serializable, AnyRef, Any
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Inherited
  1. MissingValueImputeOperator
  2. BaseDataOperator
  3. BaseGenericOperator
  4. BaseGenericMutantOperator
  5. BaseDoer
  6. Logging
  7. Serializable
  8. Serializable
  9. AnyRef
  10. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new MissingValueImputeOperator(o: StreamOperatorInfo)

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    o

    Object that contains message ksb.csle.common.proto.StreamOperatorProto.MissingValueImputationInfo MissingValueImputationInfo contains attributes as follows:

    • scope: Scope to apply a missing value imputation function. Enum(SCOPE_ALL, SCOPE_SELECTED) (required)
    • selectedColumnId: Column Ids to be selected (repeated)
    • method: Method of MVI. Enum(IM, SPECIFIC_VALUE, MEDIAN, MEAN) (required)
    • how: Drop condition. Enum(HOW_ANY, HOW_ALL) (required) 'HOW_ANY': Rows containing any null values are dropped. 'HOW_ALL': Rows only if every column is null are dropped.
    • subParam: Option to fill a specific value {numeric, string} (repeated)

    MissingValueImputationInfo

    message MissingValueImputationInfo {
    required Scope scope = 4 [default = SCOPE_SELECTED];
    repeated int32 selectedColumnId = 5;
    required Method method = 6 [default = SPECIFIC_VALUE];
    required How how = 7 [default = HOW_ANY]; // for IM
    repeated SubParameter subParam = 8 ; // for method SPECIFIC_VALUE
    enum Scope {
      SCOPE_ALL = 0;
      SCOPE_SELECTED = 1;
    }
    enum Method {
      IM = 0;
      SPECIFIC_VALUE = 1;
      MEDIAN = 2;
      MEAN = 3;
    }
    enum How {
      HOW_ANY = 0;
      HOW_ALL = 1;
    }
    }

Value Members

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

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

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

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

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    Any
  5. def clone(): AnyRef

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  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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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  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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    Definition Classes
    Any
  12. val logger: Logger

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

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

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

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    Definition Classes
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  16. def operate(df: DataFrame): DataFrame

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    Operates the missing value imputation.

    Operates the missing value imputation.

    df

    Input dataframe

    returns

    DataFrame Output dataframe

    Definition Classes
    MissingValueImputeOperator → BaseGenericOperator → BaseGenericMutantOperator
  17. val p: MissingValueImputationInfo

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  18. def stop: Unit

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    Definition Classes
    BaseGenericOperator → BaseGenericMutantOperator
  19. final def synchronized[T0](arg0: ⇒ T0): T0

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    Definition Classes
    AnyRef
  20. def toString(): String

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    Definition Classes
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  21. final def wait(): Unit

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    @throws( ... )
  22. final def wait(arg0: Long, arg1: Int): Unit

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

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    Definition Classes
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    Annotations
    @throws( ... )

Inherited from BaseDataOperator[StreamOperatorInfo, DataFrame]

Inherited from BaseGenericOperator[StreamOperatorInfo, DataFrame]

Inherited from BaseGenericMutantOperator[StreamOperatorInfo, DataFrame, DataFrame]

Inherited from BaseDoer

Inherited from Logging

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

Ungrouped