Package org.ojalgo.ann
Enum Class ArtificialNeuralNetwork.Activator
- All Implemented Interfaces:
Serializable
,Comparable<ArtificialNeuralNetwork.Activator>
,Constable
- Enclosing class:
ArtificialNeuralNetwork
public static enum ArtificialNeuralNetwork.Activator
extends Enum<ArtificialNeuralNetwork.Activator>
https://en.wikipedia.org/wiki/Activation_function
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Nested Class Summary
Nested classes/interfaces inherited from class java.lang.Enum
Enum.EnumDesc<E extends Enum<E>>
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Enum Constant Summary
Enum Constants -
Field Summary
FieldsModifier and TypeFieldDescriptionprivate final PrimitiveFunction.Unary
private final Consumer
<PhysicalStore<Double>> private final boolean
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Constructor Summary
ConstructorsModifierConstructorDescriptionprivate
Activator
(Consumer<PhysicalStore<Double>> function, PrimitiveFunction.Unary derivativeInTermsOfOutput, boolean singleFolded) -
Method Summary
Modifier and TypeMethodDescription(package private) void
activate
(PhysicalStore<Double> output) (package private) void
activate
(PhysicalStore<Double> output, double probabilityToKeep) (package private) PrimitiveFunction.Unary
(package private) boolean
Returns the enum constant of this class with the specified name.static ArtificialNeuralNetwork.Activator[]
values()
Returns an array containing the constants of this enum class, in the order they are declared.
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Enum Constant Details
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IDENTITY
(-,+) -
RELU
ReLU: [0,+) -
SIGMOID
[0,1] -
SOFTMAX
[0,1]
Currently this can only be used in the final layer in combination withArtificialNeuralNetwork.Error.CROSS_ENTROPY
. All other usage will give incorrect network training. -
TANH
[-1,1]
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Field Details
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myDerivativeInTermsOfOutput
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myFunction
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mySingleFolded
private final boolean mySingleFolded
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Constructor Details
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Activator
private Activator(Consumer<PhysicalStore<Double>> function, PrimitiveFunction.Unary derivativeInTermsOfOutput, boolean singleFolded)
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Method Details
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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
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valueOf
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 nameNullPointerException
- if the argument is null
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activate
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activate
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getDerivativeInTermsOfOutput
PrimitiveFunction.Unary getDerivativeInTermsOfOutput() -
isSingleFolded
boolean isSingleFolded()
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