class DNN::Layers::Tanh
Public Instance Methods
backward_node(dy)
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# File lib/dnn/core/layers/activations.rb, line 23 def backward_node(dy) dy * (1 - @y**2) end
forward_node(x)
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# File lib/dnn/core/layers/activations.rb, line 19 def forward_node(x) @y = Xumo::NMath.tanh(x) end