Class Selu

Represents an element-wise Selu activation layer: f(x) = gamma * x if x >= 0, otherwise f(x) = (alpha * e^x - alpha).

Inheritance
Object
Layer
Activation
Selu
Inherited Members
Namespace: Unity.Sentis.Layers
Syntax
[Serializable]
public class Selu : Activation

Constructors

Selu(String, String, Single, Single)

Initializes and returns an instance of Selu activation layer.

Declaration
public Selu(string name, string input, float alpha = 1.67326F, float gamma = 1.0507F)
Parameters
Type Name Description
String name

The name to use for the output tensor of the layer.
String input

The name to use for the input tensor of the layer.
Single alpha

The alpha value to use for the Selu activation function. The default value is 1.67326.
Single gamma

The gamma value to use for the Selu activation function. The default value is 1.0507.

Fields

alpha

The alpha value to use for the Selu activation function.

Declaration
public float alpha
Field Value
Type Description
Single

gamma

The gamma value to use for the Selu activation function.

Declaration
public float gamma
Field Value
Type Description
Single

Methods

Execute(Tensor[], ExecutionContext)

Executes the layer using the operations and variables from the ExecutionContext and returns the output tensor.

If the layer has more than one output, output tensors are saved to variables.

Declaration
public override Tensor Execute(Tensor[] inputTensors, ExecutionContext ctx)
Parameters
Type Name Description
Tensor[] inputTensors
ExecutionContext ctx
Returns
Type Description
Tensor
Overrides

ToString()

Returns a string that represents the Layer.

Declaration
public override string ToString()
Returns
Type Description
String
Overrides