Hello, It is the "Thousand separator". With that blank the results are correct.
I'm sorry, Tomasz, but using a Preference with a benign and useful purpose and which produces erroneous results in a new feature is a bug in the new feature, not a mistake on my part. Best regards, Joe --- In [email protected], "Tomasz Janeczko" <[EMAIL PROTECTED]> wrote: > > Hello, > > Things you should check > 1. Your custom metric name MUST be unique > 2. The "optimization target" selected in the AA->Settings->Walk Forward > must be typed EXACTLY as it is defined in the code, including case senstivity. > If you define "Profit" in the code, but "profit" as optimization target, > it won't recognize it. > 3. Go to Tools->Preferences, "Miscellaneous" tab, > make sure that "Thousand separator" field is empty, > press OK then re-run WF. > > Best regards, > Tomasz Janeczko > amibroker.com > ----- Original Message ----- > From: "Joe" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Saturday, June 14, 2008 2:25 AM > Subject: [amibroker] Possible Problem with Walk-Forward and Custom Metrics > > > > If you are using a Custom Metric as your Optimization target in the > > Walk-Forward settings, you should hand-check your results. I am > > frequently getting incorrect results, in that the highest value of the > > Custom Metric is not the one selected by W-F for a date range. > > > > I documented the problem in the 5.08beta to AB support on May 13th and > > have not received a reply as yet. > > > > This is the metric that is currently causing(?) the problem: > > [code snippet] > > ProfitMetric = ( NetProfitpc + RecFactor * 20 ) * 10 ;//make them > > ~equivalant > > if( 0 > NetProfitpc AND 0 > RecFactor AND 0 < ProfitMetric )//if > > both negative & result positive > > ProfitMetric = abs( ProfitMetric ); > > > > bo.AddCustomMetric( "Profit", ProfitMetric ); > > [end code snippet] > > > > Other of my metrics exhibit the same type of incorrect results in my > > testing. I'm using Release 5.10.1 now, so I thought it was appropriate > > to bring this to the attention of the group. > > > > Good trading, > > > > Joe > > > > > > ------------------------------------ > > > > Please note that this group is for discussion between users only. > > > > To get support from AmiBroker please send an e-mail directly to > > SUPPORT {at} amibroker.com > > > > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG: > > http://www.amibroker.com/devlog/ > > > > For other support material please check also: > > http://www.amibroker.com/support.html > > Yahoo! Groups Links > > > > > > >
