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We have discussed the subject in various messages of this list.
With Amibroker Group Collection you will find, for example, 161
messages related to the title "Trendlines breakout".
Among the others, #7656 was to anticipate trendlines breakout.
I hope you will find useful material in these creative discussions.
DT
--- In amibroker@xxxxxxxxxxxxxxx, "DIMITRIS TSOKAKIS" <TSOKAKIS@xxxx>
wrote:
> Wolfgang,
>
> --- In amibroker@xxxxxxxxxxxxxxx, "global_investor"
> <independent_opinion@xxxx> wrote:
> > --- In amibroker@xxxxxxxxxxxxxxx, "DIMITRIS TSOKAKIS"
> <TSOKAKIS@xxxx>
> > wrote:
> >
> > > Do you need anything more for this function ?
> >
> > yes!
> >
> >
> > I'm aware of the study() function.
> >
> > The problem with the current study() function is that in order to
> use
> > this function, knowledge of specific chartIDs and studyIDs is
> > required.
> >
> > This works well for a handful of stocks, but it is not a
practical
> > approach to write a generalized exploration or alert manager
> > application.
> >
> > For example, in the chart for MSFT, the user might have drawn 7
> > up-trendlines (some for long-term, some for short-term trends),
> > whereas in the chart for IBM he might have have drawn only
> > 2 up-trendlines. In addition, the user might have drawn the
> > trendlines for MSFT in two separate chart panes, one chart
> > pane plotted with a linear y axis, the other chart pane plotted
> > with a semi-log y axis.
>
> In one way or another, you are limited to name the lines: The 7
lines
> of x MSFT pane should have 7 different names . For any further use,
> you should recall each line by its name, there is no alternative.
> From the two letters limitation, you may use 26X26=676 studies per
> pane per stock.
> You may also use the same letters for other stocks.
> If a stochd study for MSFT is called AA, another study of the same
> stochd pane may also have the AA name for INTC.
> Of course these two AA lines do not have the same properties, they
> are hand drawn and not under some universal condition.
> AFL lines is always a better choice : If you write a code for the
> most recent stochd support, for example, it will be plotted in one
> stochd pane for all stocks, it will have one, unique expression and
> may be easily used for explorations.
> See for example http://www.amibroker.com/library/detail.php?id=103
> for the stochastic trendlines. The resistance has one name for all
> stocks, it is the "TRENDLINER", it is automatically plotted
according
> to some rules, the same for all stocks, you do not need to draw
> manually 100 lines for an 100 stocks database.
> DT
> > For a generalized exploration that checks for trendline
violations,
> > it would be necessary to obtain all pairs of <chartID,studyID> for
> > the studies drawn for a specific stock. Moreover, it could be
> > necessary to obtain directly the attributes/properties of a
> specific
> > line study such as StartX, StartY, EndX, EndY.
> >
> > As mentioned in my previous post, such information would at best
> > be provided at the low-level plug-in interface. Plug-in
developers
> > could make use of this functionality and incorporate it in
> > user-friendly functions available in AFL.
> >
> >
> > best regards,
> >
> > Wolfgang
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