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[amibroker] Re: Fitness Criteria that incorporates Walk Forward Result



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I can't say much more about it then what's in the doc in the zip in 
the files section.

--- In amibroker@xxxxxxxxxxxxxxx, "brian_z111" <brian_z111@xxx> wrote:
>
> BTW Fred, 
> 
> Have you considered posting an article on Batman to the UKB - it 
> doesn't appear to get its fair share of attention at present.
> 
> brian_z
> 
> --- In amibroker@xxxxxxxxxxxxxxx, "Fred" <ftonetti@> wrote:
> >
> > If you are going to use the IS performance metrics how you 
suggest 
> > then not only don't you believe they are worthless, you believe 
> they 
> > are more worthwhile then I do ...
> > 
> > WF testing is simply multiple OOS's ... If you believe in the 
> latter 
> > there's no reason not to believe and utilize the former unless of 
> > course you believe that once you have a system that has been 
> > successfully tested OOS that you'll never move at least the end 
> date 
> > of your IS forward and optimize again, whether you need to or not.
> > 
> > --- In amibroker@xxxxxxxxxxxxxxx, "brian_z111" <brian_z111@> 
wrote:
> > >
> > > Yes, that is true.
> > > 
> > > What I am suggesting is that if the OOS holds up then I can use 
> the 
> > > combined metrics of the IS and the OOS in say, Money Management 
> or 
> > > other downstream analysis (assuming that the system rules 
remain 
> > > unchanged from the IS top model to the OOS validation).
> > > 
> > > When you say they 'fail the steps that follow' do you mean  WF 
> > testing 
> > > (are you an advocate of WF testing?) or do you add something 
> extra 
> > > (perhaps I should read your docs?)
> > > 
> > > brian_z
> > > 
> > > 
> > > --- In amibroker@xxxxxxxxxxxxxxx, "Fred" <ftonetti@> wrote:
> > > >
> > > > Personally I don't see in sample results as totally worthless 
> nor 
> > as 
> > > > particularly worthwhile ... I only see them as an initial 
> > yardstick 
> > > > which results in a decision of whether or not additional work 
> is 
> > > > warranted i.e. if you can't make it work in sample then 
there's 
> > > > probably no point in looking beyond ... If you can it doesn't 
> > mean 
> > > it's 
> > > > tradable.  Frankly I toss more systems because they fail in 
the 
> > steps 
> > > > that follow then because I can't make the in sample results 
> look 
> > good.
> > > >
> > >
> >
>



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