Developer API

org.apache.spark.ml.param

Class DoubleParam

Object

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

org.apache.spark.ml.param.DoubleParam

All Implemented Interfaces:

java.io.Serializable

public class DoubleParam
extends Param<Object>

Specialized version of Param[Double] for Java.

See Also:

Serialized Form

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method and Description
static ParamPair<T>	$minus$greater(T value)
static String	doc()
static boolean	equals(Object obj)
static int	hashCode()
static scala.Function1<T,Object>	isValid()
double	jsonDecode(String json)
String	jsonEncode(double value)
static double	jValueDecode(org.json4s.JsonAST.JValue jValue) Decodes a param value from JValue.
static org.json4s.JsonAST.JValue	jValueEncode(double value) Encodes a param value into JValue.
static String	name()
static String	parent()
static String	toString()
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

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

Methods inherited from class Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

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 Detail

jValueEncode

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

Encodes a param value into JValue.

jValueDecode

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

Decodes a param value from JValue.

parent

public static String parent()

name

public static String name()

doc

public static String doc()

isValid

public static scala.Function1<T,Object> isValid()

$minus$greater

public static ParamPair<T> $minus$greater(T value)

toString

public static final String toString()

hashCode

public static final int hashCode()

equals

public static final boolean equals(Object obj)

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)