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Hi,
There is also another technique called the "double
b-pinch". basically its a bollinger band where there
are two nearby spots that constrict with the idea
being that after the second constriction that price
will break-out nicely.
--- mccallumkeith <keith@xxxxxxxxxxxxxx> wrote:
>
> Further Info:
>
> As indicated previously, I'm a newbie. From the book
> "Technical
> Analysis from A to Z":
>
> 1. During periods of extreme price changes (i.e high
> volatility),
> the bands widen to become more forgiving. (page 71)
> 2. During time of stagnant pricing (i.e. low
> volatility), the bands
> narrow to contaion prices (page 71)
> 3. Sharp price changes tend to occur after the bands
> tighen, as
> volatility lessens. (Page 71)
> 4. The longer prices remain within the narrows bands
> the more likely
> a price breakout. (page 72)
>
> What I'd like to accomplish with an Exploration is:
>
> 1. What Tickers are in tighen bands?
>
> 2. How many days have they been in tighen bands?
>
> Sorry I didn't include this earlier to clarify
> things.
>
>
> --- In amibroker@xxxxxxxxxxxxxxx, "mccallumkeith"
> <keith@xxxx> wrote:
> >
> >
> > Greetings,
> >
> > I'm a newbie who is truggling to get the following
> Exploration of
> > Bollinger Bands Breakout to produce other than
> zero results:
> >
> > e=40;//Param("period",20,5,100,1);
> > f1=ln(BBandTop(C,e,2)/MA(C,e));
> > f2=ln(BBandTop(C,e*2,2)/MA(C,e*2));
> > f3=ln(BBandTop(C,e*3,2)/MA(C,e*3));
> >
> > Plot(f1,"quick",1,1);
> > Plot(f2,"med",colorRed,1);
> > Plot(f3,"slow",colorBlue,1);
> >
> > Filter=f1<f2 AND f2<f3 AND f1<0.02;
> > AddColumn(f1,"quick",1.5);
> > AddColumn(MA(V,100)*MA(C,100),"dollarvolume",1.0);
> > AddColumn(MA(Filter,20),"length",1.2);
> >
> > Your valuable assistance is appreciated.
> >
> > Thanks
>
>
>
>
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