[rules-users] 8Puzzle problem with Drools Planner

[Geoffrey De Smet]

Hi Anderson,

Try a solution tabu of 1000 and combine it a move tabu of 7 (or even a 
smaller prime number), tweak from there with the benchmarker.
How did you define your score function?

Op 13-11-10 01:27, Anderson Rocha schreef:
> Hi all,
>
> I am wondering if Drools Planner can handle the 8Puzzle problem. I 
> once resolved it with the A* search. But I do not know these simulated 
> annealing and tabu search that Drools Planner implements. So I am 
> having a "Getting stuck in local optima" problem, and depending on the 
> start sollution it gets into loop. But if you enter a really simple 
> start solution it resolves, because it choose the best scores until 
> finish with few steps. If some one can help, let me know what I can 
> send (source code, configuration files) to get some help.
>
> Thanks,
> Anderson
>
>
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-- 
With kind regards,
Geoffrey De Smet