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Re: [Swarm-Support] Asynchronous schedule
From: |
Ken Cline |
Subject: |
Re: [Swarm-Support] Asynchronous schedule |
Date: |
Fri, 15 Apr 2005 15:30:37 -0700 (PDT) |
This sounds similar to the mousetrap example/demo except with
an exponential distribution (instead of a uniform one) for the
"trigger time" and with re-triggering allowed, ie no check on
the 'triggered' state ivar. Have I misunderstood what you
described?
Hope this helps.
Ken
--- address@hidden wrote:
> Hello everyone,
>
> I'm trying to build a Swarm (java version) model with timesteps dependant
> on the state of things at different times. Basically i want to draw the
> time to the next event from an exponential distribution, choose my event,
> and then schedule it. This is what I've done in a mean field simulation in
> fortran but I'm not quite sure that this can be done for multiple
> individuals. I suppose so but I don't know exactly how.
>
> I suppose each individual should have a method that, when called, inserts
> the time to the next event in the schedule, and at that time, the method
> gets called againd to determine the time to the next event. But then...
> how to schedule a message for that agent only? I suppose it has something
> to do with indexes but I also don't know how to use those. Not a lot of
> information around for Java too... Maybe I sould have gone for objective C
> but everyone kept telling me that it wasn't used anymore, Java was
> everywhere, blah blah blah...
>
> I'm new to programming and Swarm altogether, and I've spent the last month
> struggling until I finally got something close to what I wanted working. I
> hope I haven't reached a dead-end after all that I had to learn this past
> month just to get one lousy algorithm working! :-)
>
> Anyway Swarm looks cool even if just for fun, and there seems to be a lot
> of enthusiasts of ABM, but right now I needed a serious algorithm for
> serious work. Hope someone can/will help me... A future Swarm citation in
> a scientific paper could be in hand if I get this done! ;-)
>
> Dinis Gökaydin
>
> Theoretical Epidemiology Group - IGC (www.igc.gulbenkian.pt/sites/ggomes)
>
> Oeiras - Portugal
>
>
> _______________________________________________
> Support mailing list
> address@hidden
> http://www.swarm.org/mailman/listinfo/support
>
_________________________________________________________
Ken Cline W: (443) 287-2636
address@hidden