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Tribes is a non exhaustive optimizer, meaning that it does not
evaluate every possible combination.
As such, it is possible that it will find different "optimal"
solutions every time, depending on the nature of the surface being
optimized. For example; If the surface has many similar peaks, it may
land on a different one each time (local optima) instead of the one
true optimal solution (global optima).
Try increasing the number of Runs and/or MaxEval. If you have more
than 2 or 3 optimization variables, 1000 MaxEval is not enough.
http://amibroker.com/guide/h_optimization.html
Mike
--- In amibroker@xxxxxxxxxxxxxxx, "gabriel_id@xxx" <finance@xxx> wrote:
>
> hi there,
>
> i am a bit confused, i run the same optimization process.. on same
> data range.. and i got different results each time :)
>
> and the engine was trib, 5, 1000...
>
> thx,
> GV
>
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