Package org.apache.spark.ml.param

Class DoubleArrayParam

Object

org.apache.spark.ml.param.Param<double[]>

org.apache.spark.ml.param.DoubleArrayParam

All Implemented Interfaces:

Serializable

public class DoubleArrayParam
extends Param<double[]>

Specialized version of Param[Array[Double} for Java.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
DoubleArrayParam(Params parent, String name, String doc)
DoubleArrayParam(Params parent, String name, String doc, scala.Function1<double[],Object> isValid)

Method Summary

Modifier and Type	Method	Description
double[]	jsonDecode(String json)	Decodes a param value from JSON.
String	jsonEncode(double[] value)	Encodes a param value into JSON, which can be decoded by `jsonDecode()`.
ParamPair<double[]>	w(List<Double> value)	Creates a param pair with a `java.util.List` of values (for Java and Python).

Methods inherited from class org.apache.spark.ml.param.Param

doc, equals, hashCode, isValid, name, parent, toString, w

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Details

DoubleArrayParam

public DoubleArrayParam(Params parent,
 String name,
 String doc,
 scala.Function1<double[],Object> isValid)

DoubleArrayParam

public DoubleArrayParam(Params parent,
 String name,
 String doc)

Method Details

jsonDecode

public double[] jsonDecode(String json)

Description copied from class: Param

Decodes a param value from JSON.

Overrides:

jsonDecode in class Param<double[]>

jsonEncode

public String jsonEncode(double[] value)

Description copied from class: Param

Encodes a param value into JSON, which can be decoded by `jsonDecode()`.

Overrides:

jsonEncode in class Param<double[]>

w

public ParamPair<double[]> w(List<Double> value)

Creates a param pair with a `java.util.List` of values (for Java and Python).