This is not the ratings file, ua.base is the ratings file. Check the README file in the data set. I think you can see that because this file has 5 fields, not 3, and has "F" -- what user or item ID would that be?
On Tue, Dec 8, 2009 at 6:24 AM, Rajpal, Harjeet Kumar <[email protected]> wrote: > This is format of users.dat file from group lens data. > > "1,F,1,10,48067" . format of rating file is right as userID,itemID,pref.
