Package org.apache.spark.ml.classification

Class MultilayerPerceptronClassificationSummaryImpl

Object

org.apache.spark.ml.classification.MultilayerPerceptronClassificationSummaryImpl

All Implemented Interfaces:

Serializable, ClassificationSummary, MultilayerPerceptronClassificationSummary, Summary

Direct Known Subclasses:

MultilayerPerceptronClassificationTrainingSummaryImpl

public class MultilayerPerceptronClassificationSummaryImpl
extends Object
implements MultilayerPerceptronClassificationSummary

MultilayerPerceptronClassification results for a given model.

param: predictions dataframe output by the model's transform method. param: predictionCol field in "predictions" which gives the prediction for a data instance as a double. param: labelCol field in "predictions" which gives the true label of each instance. param: weightCol field in "predictions" which gives the weight of each instance.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
MultilayerPerceptronClassificationSummaryImpl(Dataset<Row> predictions, String predictionCol, String labelCol, String weightCol)

Method Summary

Modifier and Type	Method	Description
String	labelCol()	Field in "predictions" which gives the true label of each instance (if available).
String	predictionCol()	Field in "predictions" which gives the prediction of each class.
Dataset<Row>	predictions()	Dataframe output by the model's transform method.
String	weightCol()	Field in "predictions" which gives the weight of each instance.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.spark.ml.classification.ClassificationSummary

accuracy, falsePositiveRateByLabel, fMeasureByLabel, fMeasureByLabel, labels, precisionByLabel, recallByLabel, truePositiveRateByLabel, weightedFalsePositiveRate, weightedFMeasure, weightedFMeasure, weightedPrecision, weightedRecall, weightedTruePositiveRate

Constructor Details

MultilayerPerceptronClassificationSummaryImpl

public MultilayerPerceptronClassificationSummaryImpl(Dataset<Row> predictions,
 String predictionCol,
 String labelCol,
 String weightCol)

Method Details

labelCol

public String labelCol()

Description copied from interface: ClassificationSummary

Field in "predictions" which gives the true label of each instance (if available).

Specified by:

labelCol in interface ClassificationSummary

predictionCol

public String predictionCol()

Description copied from interface: ClassificationSummary

Field in "predictions" which gives the prediction of each class.

Specified by:

predictionCol in interface ClassificationSummary

predictions

public Dataset<Row> predictions()

Description copied from interface: ClassificationSummary

Dataframe output by the model's transform method.

Specified by:

predictions in interface ClassificationSummary

Returns:

(undocumented)

weightCol

public String weightCol()

Description copied from interface: ClassificationSummary

Field in "predictions" which gives the weight of each instance.

Specified by:

weightCol in interface ClassificationSummary