this case would be this the the hidden representation that you would like to have so you will update your forward forward weights into the direction such that your hidden representations are closer sorry that your forward haven representation is closer to your backward hidden representation and the backward updates now your goal is to get a more a better to make G so sir W here is our W or the weight of F and B or the weights of G so in the backward updates your goal is to make G a better inverse right so what you'll do is again you'll