[gecode-users] Recovery Scheduling as CSP/COP

Christian Schulte cschulte at kth.se
Mon Apr 16 17:27:42 CEST 2007


No, unfortunately, there is no such notion as preference on values.

Christian

-----Original Message-----
From: 'Stanimir Dragiev' [mailto:stanio at cs.tu-berlin.de] 
Sent: Monday, April 16, 2007 8:44 AM
To: users at gecode.org
Cc: cschulte at kth.se
Subject: Re: [gecode-users] Recovery Scheduling as CSP/COP


Dear Christian, 

Many thanks for your quick answer.

* Christian Schulte <cschulte at kth.se> [2007-04-14 22:29]:
>  - There is no notion of relaxation built-in.

Ok. I have to deal with this by other means.

>  - As it comes to starting point, just use those values you would like 
> to keep from your previous
>    solution and try to assign them to the variables in the new model.

AFAIK "assign" means to just set the domain bounds to the same value, right?
This would help in case of not-over-constrained problem. But in general, I
must assume the problem is over-constrained. It seems  I need something like
setting preference on some value in the domain. Is something similar
possible?

Cheers
stanio

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