On Tue, 15 Jan 2013, Bojan Janisch might have said:

> Hello everyone,
> my problem is that I want to use a hierarchical GP engine. 
> So is it possible with ecj to solve a GP-problem in a 
> GP-problem?
> Background:
> I want to combine a rulebased method with GP to create and 
> extend rules automatically. The Problem is that I'm using 
> hierarchical rules, means rules that are based on other rules.
> To solve this I must first calculate the non-based rules to a 
> best fit and than calculate the combination of these rules 
> to find the best rulebased rules.
> So is ECJ capable of this?
> In worst case I maybe have to write my own GP engine, that is 
> using ECJ for non-based rules, to find the best solution in 
> rulebased-rules.
> Greets from Germany
> Bojan


Are you wanting to do something like Lenat's Eurisko?
I find Eurisko's idea very interesting.