Hi Sean, This user dataset is organic. What do you think is a good ratings threshold then? I am only encountering this with the implicit type though. The explicit type works fine though (though it is not suitable for this dataset).
Thank you, Benedict On Mon, Jul 13, 2015 at 7:15 PM, Sean Owen <[email protected]> wrote: > Is the data set synthetic, or has very few items? or is indeed very > sparse? those could be reasons. However usually this kind of thing > happens with very small data sets. I could be wrong about what's going > on, but it's a decent guess at the immediate cause given the error > messages. > > On Mon, Jul 13, 2015 at 12:12 PM, Benedict Liang > <[email protected]> wrote: > > Hi Sean, > > > > Thank you for your quick response. By very little data, do you mean that > the > > matrix is too sparse? Or are there too little data points? There are > 3856988 > > ratings that are in my dataset currently. > > > > Regards, > > Benedict > > >
