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Thanks Dave. As MS advertises, the point is to spend time figuring out
trades, not figuring out the program. I'll try to figure out a few things
myself, but knowledgeable, and gracious, users such as yourself help cut the
wasted time to a minimum.
Irv
----- Original Message -----
From: "Dave Nadeau" <dave_nadeau@xxxxxxxxx>
To: <metastock@xxxxxxxxxxxxx>
Sent: Friday, June 01, 2001 12:07 AM
Subject: RE: System Tester accuracy q (from 23 yrs in mkts)
> Irv,
>
> I run both Metastock Pro 7.03 and Tradestation 4, Build 27. I've done
> comparisons on the System Testing capability of both and found them to be
> very close. Not exact, but very close. I set up tests that generated
many
> trades (>2000 on 13000 bars--TS4's limit) against the same datafile and
> compared the results.
>
> The real challenge is to make sure that your conditions are exactly the
same
> (e.g. Metastock Enter & Exit on Open, Delay = 1 is the equivalent of Buy
> Market or Sell Market in Easylanguage).
>
> Your system tests are going to zero very quickly because you are using $$$
> amounts. This method implicity assumes that you are fully reinvesting
100%
> (or 200% on margin) with each trade...not likely in real trading. I
prefer
> to use "Points Only" tests to give me an idea of how many points per
> contract or dollars per share the system would have generated or
ultimately
> lost. You could then export the trades into Excel and apply any sort of
> position sizing algorithm (e.g. Optimal F) to your trades to create a
> dollarized equity line.
>
>
> Dave Nadeau
> Fort Collins, CO
>
> -----Original Message-----
> From: owner-metastock@xxxxxxxxxxxxx
[mailto:owner-metastock@xxxxxxxxxxxxx]On
> Behalf Of Irv
> Sent: Thursday, May 31, 2001 3:30 PM
> To: metastock
> Subject: System Tester accuracy q (from 23 yrs in mkts)
>
>
> Hi,
>
> I know y'all went through excruciating agony over the single- vs.
> double-precision integer deal earlier, and I can appreciate the problems
it
> could cause strictly mechanical systems, but I would like to know if
anyone
> has doublechecked the MS ST results against other programs, or self-coded
> routines? There are just SO many STests that go to zero so quickly
(trading
> longs and shorts), it makes me wonder.
>
> In case this strikes some listers as a dunce's question, over 95% of my
> income has come from the markets for the past 23 years. But yes, I'm not
> that familiar with MS.
>
> Irv
>
>
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