org.apache.spark.ml.feature

Class IndexToString

java.lang.Object

org.apache.spark.ml.PipelineStage

org.apache.spark.ml.Transformer

org.apache.spark.ml.feature.IndexToString

All Implemented Interfaces:

java.io.Serializable, Logging, Params, Identifiable

public class IndexToString
extends Transformer

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
IndexToString()

Method Summary

Methods

Modifier and Type	Method and Description
IndexToString	copy(ParamMap extra) Creates a copy of this instance with the same UID and some extra params.
java.lang.String[]	getLabels()
StringArrayParam	labels()
static IndexToString	load(java.lang.String path)
IndexToString	setInputCol(java.lang.String value)
IndexToString	setLabels(java.lang.String[] value)
IndexToString	setOutputCol(java.lang.String value)
DataFrame	transform(DataFrame dataset) Transforms the input dataset.
StructType	transformSchema(StructType schema) :: DeveloperApi ::
java.lang.String	uid() An immutable unique ID for the object and its derivatives.

Methods inherited from class org.apache.spark.ml.Transformer

transform, transform, transform

Methods inherited from class org.apache.spark.ml.PipelineStage

transformSchema

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.spark.ml.param.Params

clear, copyValues, defaultCopy, defaultParamMap, explainParam, explainParams, extractParamMap, extractParamMap, get, getDefault, getOrDefault, getParam, hasDefault, hasParam, isDefined, isSet, paramMap, params, set, set, set, setDefault, setDefault, shouldOwn, validateParams

Methods inherited from interface org.apache.spark.ml.util.Identifiable

toString

Methods inherited from interface org.apache.spark.Logging

initializeIfNecessary, initializeLogging, isTraceEnabled, log_, log, logDebug, logDebug, logError, logError, logInfo, logInfo, logName, logTrace, logTrace, logWarning, logWarning

Constructor Detail

IndexToString

public IndexToString()

Method Detail

load

public static IndexToString load(java.lang.String path)

uid

public java.lang.String uid()

Description copied from interface: Identifiable

An immutable unique ID for the object and its derivatives.

Returns:

(undocumented)

setInputCol

public IndexToString setInputCol(java.lang.String value)

setOutputCol

public IndexToString setOutputCol(java.lang.String value)

setLabels

public IndexToString setLabels(java.lang.String[] value)

labels

public final StringArrayParam labels()

getLabels

public final java.lang.String[] getLabels()

transformSchema

public StructType transformSchema(StructType schema)

Description copied from class: PipelineStage

:: DeveloperApi ::

Derives the output schema from the input schema.

Specified by:

transformSchema in class PipelineStage

Parameters:

schema - (undocumented)

Returns:

(undocumented)

transform

public DataFrame transform(DataFrame dataset)

Description copied from class: Transformer

Transforms the input dataset.

Specified by:

transform in class Transformer

Parameters:

dataset - (undocumented)

Returns:

(undocumented)

copy

public IndexToString copy(ParamMap extra)

Description copied from interface: Params

Creates a copy of this instance with the same UID and some extra params. Subclasses should implement this method and set the return type properly.

Specified by:

copy in interface Params

Specified by:

copy in class Transformer

Parameters:

extra - (undocumented)

Returns:

(undocumented)

See Also:

defaultCopy()