On Mon, May 16, 2011 at 7:07 AM, <josef.p...@gmail.com> wrote:

> On Mon, May 16, 2011 at 8:53 AM, Charles R Harris
> <charlesr.har...@gmail.com> wrote:
> >
> >
> > On Mon, May 16, 2011 at 1:18 AM, Gael Varoquaux
> > <gael.varoqu...@normalesup.org> wrote:
> >>
> >> Following a suggestion by Joseph, I am trying to implement the
> >> Jonker-Volgenant algorithm for best linear assignment in Python, using
> >> numpy. Unsuprisingly, it is proving time-costly. I cannot afford to
> spend
> >> too much time on this, as it not to solve a problem of mine, but for the
> >> scikits.learn. Thus I was wondering if someone had a BSD-licensed Python
> >> version of the algorithm that he would be willing to share.
> >>
> >
> > I was at a presentation two weeks ago where open source software for
> linear
> > assignment was referenced, so I think some is available, although that
> part
> > went by so quickly I might have missed something. I still don't know what
> > linear assignment does, but that is another problem...
>
> OT for the implementation question:
> linear assignment in the simplest case is just optimal matching of
> pairs, male-female, seller-buyer, where each side has full ranking
> preferences about being matched with anyone on the other side.
>
> more general case, college and student matching, or interns and
> hospitals, where one side has a capacity to be matched with more than
> one from the other side.
>
> (more fun if you allow for side-payments, i.e. prices)
>
>
Thanks Josef, that makes sense in the context of the presentation I
attended.

Chuck
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