Class LinearRegressionOperator
- java.lang.Object
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- org.apache.wayang.core.plan.wayangplan.OperatorBase
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- org.apache.wayang.core.plan.wayangplan.BinaryToUnaryOperator<double[],java.lang.Double,LinearRegressionModel>
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- org.apache.wayang.basic.operators.LinearRegressionOperator
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- All Implemented Interfaces:
java.io.Serializable
,ActualOperator
,ElementaryOperator
,Operator
- Direct Known Subclasses:
SparkLinearRegressionOperator
public class LinearRegressionOperator extends BinaryToUnaryOperator<double[],java.lang.Double,LinearRegressionModel>
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.wayang.core.plan.wayangplan.OperatorBase
OperatorBase.GsonSerializer
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Field Summary
Fields Modifier and Type Field Description protected boolean
fitIntercept
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Fields inherited from class org.apache.wayang.core.plan.wayangplan.OperatorBase
inputSlots, outputSlots, STANDARD_OPERATOR_ARGS
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Fields inherited from interface org.apache.wayang.core.plan.wayangplan.Operator
FIRST_EPOCH
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Constructor Summary
Constructors Constructor Description LinearRegressionOperator(boolean fitIntercept)
LinearRegressionOperator(LinearRegressionOperator that)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.util.Optional<CardinalityEstimator>
createCardinalityEstimator(int outputIndex, Configuration configuration)
boolean
getFitIntercept()
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Methods inherited from class org.apache.wayang.core.plan.wayangplan.BinaryToUnaryOperator
getInputType0, getInputType1, getOutputType
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Methods inherited from class org.apache.wayang.core.plan.wayangplan.OperatorBase
accept, addBroadcastInput, addTargetPlatform, at, collectMappedInputSlots, collectMappedOutputSlots, copy, createCopy, getAllInputs, getAllOutputs, getCardinalityEstimator, getContainer, getEpoch, getName, getOriginal, getSimpleClassName, getTargetPlatforms, isAuxiliary, isSupportingBroadcastInputs, propagateInputCardinality, propagateOutputCardinality, setAuxiliary, setCardinalityEstimator, setContainer, setEpoch, setName, toString
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.apache.wayang.core.plan.wayangplan.ActualOperator
accept
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Methods inherited from interface org.apache.wayang.core.plan.wayangplan.ElementaryOperator
getCardinalityEstimator, isAuxiliary, setAuxiliary, setCardinalityEstimator
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Methods inherited from interface org.apache.wayang.core.plan.wayangplan.Operator
addBroadcastInput, addTargetPlatform, broadcastTo, broadcastTo, collectMappedInputSlots, collectMappedOutputSlots, connectTo, connectTo, getAllInputs, getAllOutputs, getCardinalityPusher, getContainer, getEffectiveOccupant, getEffectiveOccupant, getEpoch, getEstimationContextProperties, getForwards, getInnermostLoop, getInput, getInput, getLoopStack, getName, getNumBroadcastInputs, getNumInputs, getNumOutputs, getNumRegularInputs, getOuterInputSlot, getOutermostInputSlot, getOutermostOutputSlots, getOutput, getOutput, getParent, getTargetPlatforms, isAlternative, isElementary, isExecutionOperator, isFeedbackInput, isFeedforwardOutput, isLoopHead, isLoopSubplan, isOwnerOf, isReading, isSink, isSource, isSubplan, isSupportingBroadcastInputs, isUnconnected, propagateInputCardinality, propagateOutputCardinality, propagateOutputCardinality, setContainer, setEpoch, setInput, setName, setOutput
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Constructor Detail
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LinearRegressionOperator
public LinearRegressionOperator(boolean fitIntercept)
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LinearRegressionOperator
public LinearRegressionOperator(LinearRegressionOperator that)
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Method Detail
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getFitIntercept
public boolean getFitIntercept()
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createCardinalityEstimator
public java.util.Optional<CardinalityEstimator> createCardinalityEstimator(int outputIndex, Configuration configuration)
Description copied from interface:ElementaryOperator
- Parameters:
outputIndex
- index of theOutputSlot
for that theCardinalityEstimator
is requestedconfiguration
- if theCardinalityEstimator
depends on further ones, use this to obtain the latter- Returns:
- an
Optional
that might provide the requested instance
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