OpenEuphoria

Re: On the Genetic Algorithm

• Posted by Matt Lewis <matthewwalkerlewis at gmail.com> Sep 14, 2005
• 495 views

cklester wrote:
> 
> DB James wrote:
> 
> > Some time back, I recalled in a post about a program I wrote maybe ten years
> > ago that
> > calculates formulas based on inputs and solutions.  I have since
> > reconstructed it in
> > Euphoria.  Calculates formulas?  More properly said, it "evolves" an
> > algorithm for
> > the solution to the formula.
> 
> Isn't this less "evolution" and more "automated algorithm tweaking."
> 
>  From what I understand, evolution doesn't work toward a target, does it?
> 

Evolution is based on 'fitness.'  In this case, fitness is the predetermined
function.  In real life, 'fitness' is generally assumed to be actual
survival and reproduction.


> 
> > If this sort of thing were optimized and tweaked, it could potentially
> > generate new
> > previously unknown formulas from correct inputs and results, but that is far
> > off now...
> 
> How do you determine "correct inputs and results" from "unknown formulas?"
> 

You could be dealing with a set of data where you have inputs and outputs,
but don't know what sort of function maps between the two.

Matt Lewis