commons-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Greg Sterijevski <gsterijev...@gmail.com>
Subject Re: [MATH] Re: Pivoting QR Decomposition: Take Two!
Date Wed, 05 Oct 2011 13:49:08 GMT
Yes, in the interest of brevity I left out the fact that rank is calculated
as well. This is exactly Luc's implementation from Marquardt-Levenberg.

Is this what you are talking about with the cryptic 'all'?

On Wed, Oct 5, 2011 at 7:20 AM, Ted Dunning <ted.dunning@gmail.com> wrote:

> All.
>
> On Wed, Oct 5, 2011 at 12:34 AM, Chris Nix <chris.nix@gmail.com> wrote:
>
> > Additionally, any pivoting QRDecomposition class should also have a
> > getRank() method since it is after all 'rank-revealing' and in most (or
> > all?) cases it would be more efficient than
> > SingularValueDecomposition.getRank().
> >
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message