Class: DNN::Layers::Layer

Inherits:
Object
  • Object
show all
Includes:
Numo
Defined in:
lib/dnn/core/layers.rb

Overview

Super class of all optimizer classes.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Layer

Returns a new instance of Layer.



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# File 'lib/dnn/core/layers.rb', line 8

def initialize
  @built = false
end

Instance Method Details

#backward ⇒ Object

Backward propagation.



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# File 'lib/dnn/core/layers.rb', line 27

def backward() end

#build(model) ⇒ Object

Build the layer.



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# File 'lib/dnn/core/layers.rb', line 13

def build(model)
  @built = true
  @model = model
end

#built? ⇒ Boolean

Does the layer have already been built?

Returns:

  • (Boolean) 


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# File 'lib/dnn/core/layers.rb', line 19

def built?
  @built
end

#forward ⇒ Object

Forward propagation.



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# File 'lib/dnn/core/layers.rb', line 24

def forward() end

#prev_layer ⇒ Object

Get the previous layer.



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# File 'lib/dnn/core/layers.rb', line 40

def prev_layer
  @model.layers[@model.layers.index(self) - 1]
end

#shape ⇒ Object

Get the shape of the layer.



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# File 'lib/dnn/core/layers.rb', line 30

def shape
  prev_layer.shape
end

#to_hash(hash) ⇒ Object

Layer to a hash.



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# File 'lib/dnn/core/layers.rb', line 35

def to_hash(hash)
  {name: self.class.name}.merge(hash)
end