If you need this distance, please go for it! The procedure for publishing the results (or the first attempts) is to file a JIRA (see issues.apache.org/jira/browse/MAHOUT ) and attach patches to the JIRA for review or comment.
On Wed, Jul 13, 2011 at 2:55 PM, Ian Upright <[email protected]> wrote: > I found this: > > http://www.utdallas.edu/~herve/Abdi-Distance2007-pretty.pdf > > Which seems to explain it pretty simply. Seems like these measures should > be fairly easy to implement. I could take a stab at it and publish the > results. > > Ian > > >What's in the project now is all I know about. Yes if you want to use it > >with the Hadoop-based similarity calculator, that's what you would extend. > > > >How do you apply this metric to vectors? > > > >On Wed, Jul 13, 2011 at 10:09 PM, Ian Upright <[email protected] > >wrote: > > > >> Hello, > >> > >> I'm looking for more similarity metrics, such as Hellinger distance. > >> Wouldn't they be implemented as a subclass of > DistributedVectorSimilarity? > >> Does anyone have more implementations? > >> > >> Thanks, Ian > >> >
