On Sun, Dec 22, 2013 at 11:21 AM, Sebastian Schelter < [email protected]> wrote:
> > > > > - Mahout Math > > Lanczos in favour of SSVD > > IIRC, we agreed to not remove Lanczos, although it was initially > deprecated. We should undeprecate it. > > Some folks like Lanczos in Mahout (for reasons not really clear to me, aside from accuracy when computing svd of a random noise, there are actually 0 reasons to use Lanczos instead). I agree we don't necessarily want to cull it out -- but IMO there should be a clear steer posted in favor of SSVD in the docs/javadocs.
