Gabor, attachments are not allowed on this list, you have to upload the picture somewhere and provide a link to it.
Best, Sebastian On 09.05.2013 14:38, Gabor Bernat wrote: > Hello, > > So I've been testing out the ALSWR with the Movielensk 100k dataset, and > I've run in some strange stuff. An example of this you can see in the > attached picture. > > So I've used feature count1,2,4,8,16,32, same for iteration and summed up > the results in a table. So for a lambda higher than 0.07 the more important > factor seems to be the iteration count, while increasing the feature count > may improve the result, however not that much. And this is what one could > expect from the algrithm, so that's okay. > > The strange stuff comes for lambdas smaller than 0.075. In this case the > more important part becames the feature count, hovewer not more but less is > better. Similary for the iteration count. Essentially the best score is > achieved for a really small lambda, and a single feature and iteration > count. How is this possible, am I missing something? > > > Bernát GÁBOR >