+1 from me too. IIRC this all got added when we were annotating Vectors too and there we ended up with NamedVector as a wrapper. If this Matrix annotation is not being used then let's clean it up.
-----Original Message----- From: Ted Dunning [mailto:ted.dunn...@gmail.com] Sent: Wednesday, November 02, 2011 11:35 AM To: user@mahout.apache.org Subject: Re: does anyone use the "row label bindings" stuff in Vector / Matrix? Let's nuke it. I am the most vocal in favor and I can't get up the enthusiasm to push for keeping it. On Wed, Nov 2, 2011 at 11:31 AM, Sean Owen <sro...@gmail.com> wrote: > The only thought I have about it is that there's a to-do to make that > stuff actually used and integrate into a wrapper class. I think it's > fine to kill it. If someone goes to all the trouble of re-implementing > it later it will not have been extra work; it probably was to be > redone anyway. > > On Wed, Nov 2, 2011 at 6:28 PM, Jake Mannix <jake.man...@gmail.com> wrote: > > On Wed, Nov 2, 2011 at 11:22 AM, Ted Dunning <ted.dunn...@gmail.com> > wrote: > > > >> It seems like a good idea, but it definitely is not impossible to work > >> around the lack. > >> > > > > And more importantly, it may be a good idea in theory, but has anyone > > actually used it, or foresee using it soon? > > > > It's 9 methods in a core interface. We should make Sean proud of our > > willingness to kill code as much as we add it, it it's not useful! :) > > > > > >> Having the labels should make certain forms of cluster dumping easier, > but > >> for all the stuff I do with hashed representations, the hashing destroys > >> any utility of labels. > >> > > > > It *could* make it easier, but none of our current cluster dumping code > > actually uses it. > > > > https://issues.apache.org/jira/browse/MAHOUT-845 > > > > Is some recent discussions around how I'd imagine this should be done > > in practice (and doesn't require these methods). > > > > -jake > > >
