Hi Matt, You could create a custom IDRescorer to return the top results to a user. You'd have to specify under which circumstances to do so.
Steve On 26 Jul 2010, at 17:07, Matthias Böhmer wrote: > Does Mahout provide some functionality to recommend the most propular items? > > > 2010/7/23 Sean Owen <[email protected]>: >> Try to recommend, and catch NoSuchUserException. >> If you have no data at all for a user, there's no way to make >> recommendations since you know nothing about the user at all. However >> in this case you typically "recommend" a selection of most popular >> items to start. >> >> 2010/7/23 Matthias Böhmer <[email protected]>: >>> Hello, >>> >>> how can I find out, if a userID is already available inside a >>> DataModel? I am trying to find out if the rating data of a user is >>> already known within a data model, that is updated periodically. If >>> the user is not available inside the data model, I then want do treat >>> him as an anonymous user. And: how can I give recommendations to a >>> new, i.e. anonymous, user if I have no values for preferences. I think >>> the API requires me to set preferences. >>> >>> Best regards, >>> Matthias >>> >> > > > > -- > -- Steven Bourke Clarity Centre for Sensor Web Technologies, Science North, School of Computer Science & Informatics, University College Dublin.
