Class: NN::ReLU

Inherits:
Object
  • Object
show all
Defined in:
lib/nn.rb

Instance Method Summary collapse

Instance Method Details

#backward(dout) ⇒ Object 



322
323
324
325
326
 
# File 'lib/nn.rb', line 322

def backward(dout)
  @x[@x > 0] = 1.0
  @x[@x <= 0] = 0.0
  dout * @x
end

#forward(x) ⇒ Object 



316
317
318
319
320
 
# File 'lib/nn.rb', line 316

def forward(x)
  @x = x.clone
  x[x < 0] = 0
  x
end