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MACDx = EMA(X, Y) - EMA(X, Z) where X is an array and Y and Z are
constants.
If one wanted to calculate MACD for virtually anything one could do
so with the calculation above i.e.
MACDx = EMA(C, 12) - EMA(C, 26);
--- In amibroker@xxxxxxxxxxxxxxx, uenal.mutlu@xxxx wrote:
> Hi Jayson,
> really a nice programming trick!
> UM
>
> ----- Original Message -----
> From: Jayson
> To: amibroker@xxxxxxxxxxxxxxx
> Sent: Thursday, April 17, 2003 3:36 PM
> Subject: RE: [amibroker] Dynamic indicators
>
>
> A workaround would be
>
> c=v;
> plot(macd(12,26),"",4,1);
>
> of course this fails if you need actual closing data elsewhere in
the code......
>
>
>
> Jayson
> -----Original Message-----
> From: uenal.mutlu@xxxx [mailto:uenal.mutlu@x...]
> Sent: Thursday, April 17, 2003 8:25 AM
> To: amibroker@xxxxxxxxxxxxxxx
> Subject: [amibroker] Dynamic indicators
>
>
> Hi CS, DT and all,
>
> I too would like dynamic (user modifyable) args to
> internal functions. For example the MACD and SIGNAL
> functions work only on the Close price. It would be a
> plus if user could override the default Close array it internally
uses.
> The function prototypes then would look like:
> MACD(fastperiod = 12, slowperiod = 26, sourcearray = Close);
> SIGNAL(fastperiod = 12, slowperiod = 26, signalperiod = 9,
sourcearray = Close);
> (here the last param was added).
>
> then such things like the following would be possible:
> MACD(12,26,C) > MACD(12,26,EMA(C, 9));
> or you could create the MACD for volume etc... :-)
>
> UM
>
>
> ----- Original Message -----
> From: "DIMITRIS TSOKAKIS" <TSOKAKIS@xxxx>
> To: <amibroker@xxxxxxxxxxxxxxx>
> Sent: Thursday, April 17, 2003 2:01 PM
> Subject: [amibroker] Re: AmiBroker 4.31.0 BETA Question
>
>
> > CS,
> > something must be more clear:
> > Do you speak for a variable period for RSI(periods) or for the
RSI of
> > another function?
> > When we write RSI(12), we mean RSI calculated on Close,
periods=12.
> > An example of variable period should be like
> > per=10+cum(1)%10;
> > W=RSI(per);
> > It will not work, since built-in RSI() does not accept variable
> > period.
> > The second case is to apply the RSI transformation on another
> > function, say Stochastics.
> > This is already included through the RSIA(Array,periods)
function,
> > but still for a fixed period.
> > It would be better to be more specific, which improvement do
you ask.
> > DT
> > --- In amibroker@xxxxxxxxxxxxxxx, "CS" <csaxe@xxxx> wrote:
> > >
> > > Since converting some of my systems to dynamic parameter
input, my
> > success (profits) has increased dramatically.
> > > Unfortunately, most people don't know the difference between
> > dynamic (variable) and static (constant) parameter inputs.
> > > Simplistic Hint: Static- RSI(14); Dynamic- RSI( ATR
(3) );
> > >
> > > I have asked TJ to go back and re-work indicators and
functions to
> > accept dynamic inputs, but he said that only three other people
had
> > asked for the same thing, so it is low on his priority list.
So, I
> > have had to resort to manually coding each indicator/function
in
> > script, and script sucks. Error messages while debugging are so
> > vague, that they are useless.
> > > The recent inclusion of native AFL looping and flow control
will
> > help.
> > >
> > > There are some functions that accept dynamic input such as
HHV,
> > LLV, Sum, Ref, AMA, AMA2, WMA, DEMA, TEMA and MA.
> > >
> > > It would be nice if all new functions/indicators created
would
> > accept dynamic inputs.
> > >
> > > -CS
> > > ----- Original Message -----
> > > From: Fred
> > > To: amibroker@xxxxxxxxxxxxxxx
> > > Sent: Wednesday, April 16, 2003 4:26 PM
> > > Subject: [amibroker] Re: AmiBroker 4.31.0 BETA Question
> > >
> > >
> > > I believe LinRegSlope takes as it's second argument a NON
time
> > > variant argument or a constant NOT an array like for
example AMA
> > > would. I don't know but I supect the code I put in my
original
> > post
> > > won't work any way or if it has a chance of working I
wouldn't
> > know
> > > how to modify it so it does, maybe
> > >
> > > LRS = LinRegSlope(close[ i ], HilbertPeriod[ i ]);
> >
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