org.apache.predictionio.core

BasePreparator

abstract class BasePreparator[TD, PD] extends AbstractDoer

:: DeveloperApi :: Base class of all preparator controller classes

Dev note: Probably will add an extra parameter for ad hoc JSON formatter

TD

Training data class

PD

Prepared data class

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@DeveloperApi()
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Instance Constructors

  1. new BasePreparator()

Abstract Value Members

  1. abstract def prepareBase(sc: SparkContext, td: TD): PD

    :: DeveloperApi :: Engine developers should not use this directly.

    :: DeveloperApi :: Engine developers should not use this directly. This is called by training workflow to prepare data before handing it over to algorithm

    sc

    Spark context

    td

    Training data

    returns

    Prepared data

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    @DeveloperApi()

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