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Thanks Preston, that's a valid point.
> The original code was
> pds:=Input("Linear Regression Trendline periods",2,2520,63);
If one wants to reference a 21-day (1 month) Linear Regression
Trendline in other indicators or explorations, then the input's
default value of 63 periods should be changed to 21, since only
default values can be referenced in MetaStock.
pds:=Input("Linear Regression Trendline periods",2,2520,21);
jose '-)
--- In equismetastock@xxxxxxxxxxxxxxx, pumrysh <no_reply@xxxx> wrote:
>
> Philip,
>
> Not sure that Jose may answer this for a bit due to time differences
> so let's see if this will solve your problem.
>
> The original code was
> pds:=Input("Linear Regression Trendline periods",2,2520,63);
>
> You will need to change it to
> pds:=20;
>
> If you are using a 20 period lookback or to whatever you are using.
> This will need to be done to all "input" variables.
>
> Hope this helps.
>
> Preston
>
>
>
> --- In equismetastock@xxxxxxxxxxxxxxx, Philip Schmitz <pschmi02@xxxx
> wrote:
>
> Thanks very much, Jose.
>
> I encounter a problem using the trendline formula as an exploration
> filter:
> "This function is not allowed in this type of formula." Cursor
> flashes after "equals" in pds:=Input("Linear Regression Trendline.
> Is there a simple way to fix this? I imagine that the message
> applies to all such functions.
>
> Philip
>
>
> The LinReg trendline code at
> http://www.metastocktools.com/MetaStock/LinRegTrend.txt
> will give you the code you need for just the Lin Reg trendline.
>
> To count trendline/bar crosses:
>
> ===========================================
> Linear Regression Trendline Bar Cross Count
> ===========================================
> ---8<--------------------------------------
> { http://www.metastocktools.com/#metastock }
>
> { Message only }
> message:=Input("references 'Linear Regression Trendline'
> indicator",0,0,0);
>
> { Lin Reg Trendline reference }
> trend:=Fml("Linear Regression Trendline");
>
> { Trendline/bar cross count }
> crs:=trend>=L AND trend<=H;
> crossCount:=BarsSince(crs AND Ref(crs,-1)=0)+1;
> validCrossCount:=If(crs,crossCount,0);
>
> { Plot in own window }
> validCrossCount
>
> ---8<--------------------------------------
>
>
> Bear in mind that trendlines adjust themselves to the last bar of
> data, so that they look great in hindsight, but may not be so
> useful in real trading.
>
>
> jose '-)
> http://www.metastocktools.com
>
>
>
> --- In equismetastock@xxxxxxxxxxxxxxx, Philip Schmitz
> <pschmi02@xxxx> wrote:
>
> Greetings All,
>
> Dave Landry uses the 20-period Linear Regression Trendline to
> define trend, just the trendline itself with no channels around it.
> According to Landry's definition, a "persistent trend" is present
> when (among other things) the 20-period LinReg Trendline goes
> through all of the bars. Bars that fall entirely above the
> trendline don't matter. I'm intrigued by the idea because of its
> simplicity, and when you look at price action that fits that
> definition it is in fact a nice tight trend.
>
> I've found Jose's formula for the the whole bit, channels and
> all, but I can't find a formula for the trendline itself. I'd like
> to be able to use the formula as an exploration filter along with
> the requirement of the bars not falling below it.
>
> Any suggestions?
>
> TIA,
> Philip
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