On Wed, Jul 31, 2013 at 3:20 PM, Sebastian Schelter <[email protected]> wrote:
> That's true in general, but for usecases such as generating recommendations > in batch for personalized newsletters, its a nice to have feature. > > I also have the impression that most users expect to not see items with > interactions. Ideally we would have a flag that lets users choose which > behavior they want. > > I think one of the big benefits of ItemSimilarityJob and RecommenderJob is > that these are "CSV file in" and "CSV file out" jobs that are super easy to > use and we should keep that up. > Fair comment. But I think that business logic can't be ignored. Dithering, anti-flood, blackout dates and many other factors all have to be applied outside the recommendation engine. Once you go there, one more consideration makes little difference it seems. On the other hand, one less should not matter either!
