diff --git a/doc/cnn/backpropagation_explaination.md b/doc/cnn/backpropagation_explaination.md index cb1c2e8..d3b8cf2 100644 --- a/doc/cnn/backpropagation_explaination.md +++ b/doc/cnn/backpropagation_explaination.md @@ -54,5 +54,4 @@ $\forall i,j: \space b_{i j} = \dfrac{a_{2i \space 2j} + a_{2i+1 \space 2j} + a_ > Derivatives: $\forall i,j: \space \dfrac{\partial E}{\partial a_{i \space j}} = \dfrac{1}{4} \dfrac{\partial E}{\partial b_{k \space l}} $ -where k = i//2 and l = j//2 - +where $k = \Big\lfloor \dfrac{i}{2} \Big\rfloor$ and $l = \Big\lfloor \dfrac{j}{2} \Big\rfloor$