[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Help-glpk] RE: Time Limit Didn't Work On Tournament Model
From: |
Ali Baharev |
Subject: |
Re: [Help-glpk] RE: Time Limit Didn't Work On Tournament Model |
Date: |
Sat, 12 Sep 2009 15:39:00 +0200 |
> Another interesting thing is that, using EXACTLY the same parameters, the
> compilation of glpsol 4.9 I downloaded from http://winglpk.sourceforge.net/
> is unable to get the gap below 4.6% (the optimum is 0%), whereas it seems to
> solve fairly easily in the GUSEK 0.2 Windows IDE. This is exactly the
> opposite to another problem I have also been working on, in which I used
> GUSEK for development only because it took around 5x longer to resolve in
> that program.
It is probably because GUSEK uses a more recent version of GLPK than
4.9 and the newer versions implement cut generations.
Try enabling / disabling cut generation, it may lead to significant
differences in the computation time.
Good luck,
Ali