There is nothing for this in mahout, since the ordering of IDs generally has no meaning.
On Thu, Jun 7, 2012 at 10:01 AM, chanju Jeon <[email protected]> wrote: > When input-data have [1,101,3 / 1,105,2 / 1,103,5 / 1,104,1 / 1,102,4], > I want to get item-list which order-list is written like [101, 105, 103, > 104, 102]. > > I can not get a result because getItemIDs() of DataModel return the > FastIDSet. > > I am trying to consider a preference of [Item 105] when I evaluate a > preference of [Item 103] >
