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March 2016

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ECJ Evolutionary Computation Toolkit <[log in to unmask]>
Date:
Wed, 30 Mar 2016 09:59:07 -0400
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ECJ Evolutionary Computation Toolkit <[log in to unmask]>
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Subject:
Fwd: CMA-ES hangs when segments are used
From:
Sean Luke <[log in to unmask]>
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<[log in to unmask]>
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This doesn't appear to be due to segments, but rather due to the small min/max range of the segments, which is causing an inordinate number of invalid individuals.  However that should *not* be an issue, so we'll look into what the initialization issue is.

Sean

Begin forwarded message:

> From: "Eric 'Siggy' Scott" <[log in to unmask]>
> Subject: CMA-ES hangs when segments are used
> Date: March 29, 2016 at 9:45:49 PM EDT
> To: [log in to unmask]
> Reply-To: ECJ Evolutionary Computation Toolkit <[log in to unmask]>
> 
> Using the latest snapshot from GitHub, I find that, if I use segments in my genome, CMA-ES silently gets stuck before the first generation is evaluated.
> 
> Attached is a MWE.
> 
> I'm guessing that some background thread has silently crashed while the main thread was waiting for it?
> 
> Siggy
> 
> -- 
> 
> Ph.D student in Computer Science, George Mason University
> CFO and Web Director, Journal of Mason Graduate Research
> http://mason.gmu.edu/~escott8/

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