No it doesn't do that. Maybe you could hack the code to do so, but I think you'll just find it slows things down significantly to carry strings through the pipeline this way. I think it's more efficient to translate at the start and translate back at the end.
On Fri, Jul 9, 2010 at 11:42 AM, Kris Jack <[email protected]> wrote: > In terms of labelling dimensions with strings, is it currently possible to > run the org.apache.mahout.cf.taste.hadoop.item.RecommenderJob and to label > vectors with string ids so that they will be accepted in the input and > produced in the output? > > Thanks, > Kris > > > > 2010/7/9 Sean Owen <[email protected]> > >> Look for IDMigrator and subclasses. It's a band-aid solution; for a >> large-scale solution you want to use integer IDs. >> >> 2010/7/9 Matthias Böhmer <[email protected]>: >> > Very good question! Could you please point me to the support of the >> > library where I can find a mapper form strings to longs for item and >> > unser IDs? Thank you! >> > >> > Matthias >> > >> >
