Calculus, Backpropagation, Neural Networks, Mathematics, AI.
can finally “branch off” and calculate our derivative w.r.t θ2. Let’s take a look at our progress map on the backpropagation. Since we have ∂a2/∂z2, we can find the adjacent weight (as well as the bias). All we need to do is take our definition of z2 with respect to our θ2, which is, after all the