class

ML::Autograd::MeanBackward

Inherits ML::Autograd::GradFn < Reference < Object

Gradient for mean reduction d(mean)/dx = 1/n

Constructors

new(input_shape : Shape)
Source

Instance methods

backward(grad_output : Tensor) : Array(Tensor | Nil)

Compute gradients w.r.t. inputs given gradient of output Returns array of gradients, one per input (or nil if input doesn't require grad)

Source