Hey Alberto,
Would you consider contributing to the OpenMOLE documentation with all this
valuable information?
That'd be good to capitalise on this discussion to improve the methods
description :)
Cheers
J
On 31 May 2017 14:19:24 BST, Alberto Tonda <[email protected]> wrote:
>Hi Hélène,
>
>I am not an OpenMOLE developer, but I think I can help with this
>question:
>
>I'm also not sure about what's in the result files generated by the
>> SavePopulationHook function (best results? but then why is my entire
>> population in it for the last few generations?).
>
>
>As you know, NSGA-II is trying to find as many points as possible on
>the
>Pareto front, the set of all non-dominated compromises. As the
>generations
>go on, more and more points will be found, and at a certain point the
>whole
>population might end up on the Pareto front.
>
>You should take a look at the final results, and if you think that the
>front has not been explored enough, you might want to restart the
>algorithm
>increasing the size of the population (sometimes this parameter is
>called
>'mu').
>
>Best regards,
>
>On Wed, May 31, 2017 at 2:24 PM, Hélène Arduin
><[email protected]>
>wrote:
>
>> Hi,
>>
>> I need to calibrate a model, and I've been trying the NSGA2 algo
>along
>> with the SteadyStateEvolution function. It seems to be working fine,
>> however genetic algorithms are completely new to me and I'm not sure
>I
>> fully understand all that's happening.
>> In particular, the "parallelism" parameter in SteadyStateEvolution is
>very
>> obscure to me, and I get weird results when I try different values.
>I'm
>> also not sure about what's in the result files generated by the
>> SavePopulationHook function (best results? but then why is my entire
>> population in it for the last few generations?).
>>
>> I haven't found detailed documentation on these functions on the
>openmole
>> website (besides the "GA with NetLogo Tutorial") or on the internet,
>so if
>> anyone could point me to it if it exists, or is willing to explain
>this to
>> me it would be great!
>>
>> Thanks in advance,
>>
>> Hélène
>>
>> --
>> Hélène Arduin
>> PhD student
>> Biostatistics, Biomathematics, Pharmaco-Epidemiology and Infectious
>> Diseases
>> Inserm UMR1181 / Université Versailles Saint-Quentin en Yvelines /
>> Institut Pasteur
>>
>> 25 rue du Docteur Roux
>> 75724 Paris Cedex 15, France
>> Tél : +33 (0)1 44 38 91 38 <+33%201%2044%2038%2091%2038>
>>
>> http://b2phi.inserm.fr
>> https://research.pasteur.fr/en/team/pharmacoepidemiology-
>> and-infectious-diseases
>>
><https://research.pasteur.fr/en/team/pharmacopepidemiology-and-infectious-diseases>
>>
>> _______________________________________________
>> OpenMOLE-users mailing list
>> [email protected]
>> http://fedex.iscpif.fr/mailman/listinfo/openmole-users
>>
>>
>
>
>--
>Alberto Tonda
--
Jonathan Passerat-Palmbach, PhD
Research Associate
Department of Computing
Imperial College London
South Kensington Campus
Huxley Building - room 344
180 Queen's Gate
London SW7 2AZ
https://jopasser.at
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