Package org.apache.spark.ml.param

Class DoubleParam

Object

org.apache.spark.ml.param.Param<Object>

org.apache.spark.ml.param.DoubleParam

All Implemented Interfaces:

Serializable

public class DoubleParam
extends Param<Object>

Specialized version of Param[Double] for Java.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
DoubleParam(String parent, String name, String doc)
DoubleParam(String parent, String name, String doc, scala.Function1<Object,Object> isValid)
DoubleParam(Identifiable parent, String name, String doc)
DoubleParam(Identifiable parent, String name, String doc, scala.Function1<Object,Object> isValid)

Method Summary

Modifier and Type	Method	Description
double	jsonDecode(String json)
String	jsonEncode(double value)
static double	jValueDecode(org.json4s.JValue jValue)	Decodes a param value from JValue.
static org.json4s.JValue	jValueEncode(double value)	Encodes a param value into JValue.
ParamPair<Object>	w(double value)	Creates a param pair with the given value (for Java).

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

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

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Details

DoubleParam

public DoubleParam(String parent,
 String name,
 String doc,
 scala.Function1<Object,Object> isValid)

DoubleParam

public DoubleParam(String parent,
 String name,
 String doc)

DoubleParam

public DoubleParam(Identifiable parent,
 String name,
 String doc,
 scala.Function1<Object,Object> isValid)

DoubleParam

public DoubleParam(Identifiable parent,
 String name,
 String doc)

Method Details

jValueEncode

public static org.json4s.JValue jValueEncode(double value)

Encodes a param value into JValue.

jValueDecode

public static double jValueDecode(org.json4s.JValue jValue)

Decodes a param value from JValue.

w

public ParamPair<Object> w(double value)

Creates a param pair with the given value (for Java).

jsonEncode

public String jsonEncode(double value)

jsonDecode

public double jsonDecode(String json)