Package smile.base.mlp

Enum Class Cost

java.lang.Object

java.lang.Enum<Cost>

smile.base.mlp.Cost

All Implemented Interfaces:

Serializable, Comparable<Cost>, Constable

public enum Cost
extends Enum<Cost>

Neural network cost function.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
LIKELIHOOD	Negative likelihood (or log-likelihood) cost.
MEAN_SQUARED_ERROR	Mean squares error cost.

Method Summary

Modifier and Type	Method	Description
static Cost	valueOf(String name)	Returns the enum constant of this class with the specified name.
static Cost[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

MEAN_SQUARED_ERROR

public static final Cost MEAN_SQUARED_ERROR

Mean squares error cost.

LIKELIHOOD

public static final Cost LIKELIHOOD

Negative likelihood (or log-likelihood) cost. It is equivalently described as the cross-entropy in classification.

Method Details

values

public static Cost[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static Cost valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null