Skipping Polynomial Solutions

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Harlan Brothers

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Apr 27, 2012, 11:23:40 PM4/27/12
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Hello.  Is anyone aware of a way to use input variables, constants, and powers (along with other functions) as building-blocks, but instruct Eureqa to *avoid* polynomial solutions?

Thanks!

Harlan

Michael Schmidt

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Apr 30, 2012, 5:31:05 PM4/30/12
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What you could do is penalize the building-blocks that are used to form polynomials. Next to each building-block is a "complexity" value. You can increase the default number to state that you consider that operation to be more complex than others.

For example, you might increase the multiply and power building-blocks to complexity 10. That way if there is another solution that doesn't require many multiplies or powers but has equal or better accuracy it will be preferred.

Michael



Harlan

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