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thanks for the steer tomasz.
I knew AMA was related to EMA, and took an array as its second parameter, I
even looked at it again before posting. however, it wasn't clear how its
second parameter, called SmoothingFactor, was related to EMA's second
parameter, called Range.
I'm good to go,
dave
> For variable period exponential smoothing simply use AMA:
>
> EMA( array, period_variable ) = >>> AMA( array, 2 / (
> period_variable+1) );
>
> http://www.amibroker.com/guide/afl/afl_view.php?name=AMA
>
>
> Best regards,
> Tomasz Janeczko
> amibroker.com
>
> > it appears that you can pass an array, not just a single scalar
> value, as
> > the range parameter to the built in MA, DEMA and TEMA functions, but you
> > can't for EMA. am I right about this, or is there some other
> problem in my
> > code?
> >
> > if that is true, it's too bad, and I hope this ability will be
> added in the
> > future, hopefully soon. it's been said before that it would nice to use
> > dynamic (array) parameters with all built in indicators, and that's
> > definitely true, but EMA is a basic building block that I'd
> think personally
> > was even more important to have.
> >
> > thanks,
> >
> > dave
> >
> >
> >
> > Send BUG REPORTS to bugs@xxxxxxxxxxxxx
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>
>
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