Re: [gecode-users] about the backtrack

2008-06-19 Thread Christian Schulte
ThatÂ’s explained in the documentation. Look for stop objects. Christian -- Christian Schulte, www.ict.kth.se/~cschulte/ From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Mauricio Toro Sent: Thursday, June 19, 2008 7:59 AM To: gecode list Subject: [gecode-users] about the

Re: [gecode-users] about the backtrack

2008-06-19 Thread Guido Tack
Mauricio Toro wrote: > Can you give some information about how to run the BAB search with a > time limit? > I am interesting in that too. Please read the documentation on BAB and Stop objects, in particular TimeStop. Cheers, Guido ___ Geco

[gecode-users] about the backtrack

2008-06-18 Thread Mauricio Toro
Hello Juan Carlos, Guido and all, Can you give some information about how to run the BAB search with a time limit? I am interesting in that too. Thanks, Mauricio 2008/6/18 Juan Carlos <[EMAIL PROTECTED]>: > Exactly! is large neighborhood search. And I get your idea is very clever. > thanks. > >

Re: [gecode-users] about the backtrack

2008-06-18 Thread Juan Carlos
Exactly! is large neighborhood search. And I get your idea is very clever. thanks. Juan Carlos. On Wed, Jun 18, 2008 at 3:08 PM, Guido Tack <[EMAIL PROTECTED]> wrote: > Juan Carlos wrote: > > Now I see, I was confused about how the backtrack works. >> >> The idea is a Local Search Method, firs

Re: [gecode-users] about the backtrack

2008-06-18 Thread Guido Tack
Juan Carlos wrote: > Now I see, I was confused about how the backtrack works. > > The idea is a Local Search Method, first find a basic solution, and > then make little changes till the best solution is found, here are > the steps: > > 1)choose the best value for each variable (this value is

Re: [gecode-users] about the backtrack

2008-06-18 Thread Juan Carlos
> Now I see, I was confused about how the backtrack works. > > The idea is a Local Search Method, first find a basic solution, and then > make little changes till the best solution is found, here are the steps: > > 1)choose the best value for each variable (this value is selected by a > function

Re: [gecode-users] about the backtrack

2008-06-18 Thread Guido Tack
Juan Carlos wrote: > In order to find the best solution of a problem that I'm working > on, I have to branch over an IntVarArray , so I have created a > custom branch with an heuristic. (like in the black hole or queens > example). And use the BAB engine. > > This branching works fine, bu

[gecode-users] about the backtrack

2008-06-17 Thread Juan Carlos
Hello: In order to find the best solution of a problem that I'm working on, I have to branch over an IntVarArray , so I have created a custom branch with an heuristic. (like in the black hole or queens example). And use the BAB engine. This branching works fine, but it could be improved if th