Greetings -- Check the settings being used.
And test runs can be surprisingly sensitive to small differences in the data being used. I regularly find significant differences between runs made using Norgate Premium data and Quotes Plus data, although when I plot the two price series, I cannot see obvious differences. Thanks, Howard On Thu, Jun 4, 2009 at 5:03 PM, toddk63 <[email protected]> wrote: > > > I just debugged a similar problem. Same system, same database, different > answer. Turned out to be the "Limit Trade Size" option on the "Settings" > dialog box. Default is 10, I need to set it to 0. I wish there were a > function like SetOption("LimitTradeSize"), but there is not... > > > --- In [email protected] <amibroker%40yahoogroups.com>, > "jacklweinberg" <jacklweinb...@...> wrote: > > > > Question: > > How is it possible for a walkforward test to produce different results on > two different computers? > > Background: > > 1. AB program, database, system, watchlist, walkforward settings etc. are > on a usb key that is moved from one computer to another. > > 2. Before the walk forward test, the same walkforward settings file is > loaded. The same system is executed. The results are also put into the same > usb key. > > > > Why do two different computers produce different results? (and strangely > enough, very different results!) > > > > >
