see in the red curve the bilinear and waiting is us secretly outperform using just cosine the other thing we notice is that using momentum Indian and one of the encoder pass is very important to which was actually dawn actually saw herself as learning lecture in the moko work we also have momentum and one of their past same thing was important here again big difference so once we do that we can see that curl outperformance both prior model based and model free state-of-the-art methods so we look at here is medians course on deep mind