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Looks like some of the stuff is "muted"..
http://finance.groups.yahoo.com/group/amibroker/message/112064
d
> -----Original Message-----
> From: amibroker@xxxxxxxxxxxxxxx
> [mailto:amibroker@xxxxxxxxxxxxxxx] On Behalf Of directaim
> Sent: Thursday, November 01, 2007 6:44 PM
> To: amibroker@xxxxxxxxxxxxxxx
> Subject: [amibroker] Re: reverse RSI calculation
>
> flowridej
>
> Below was posted previously by Fred Tonetti.
>
> ---------------------------------------------------------------
>
> From: Fred <ftonetti-p32f3XyCuykqcZcGjlUOXw@xxxxxxxxxxxxxxxx>
>
> Subject: Generalized Price Required to Meet am Indicator Goal
>
> I had posted this along time ago ...
>
> You supply:
>
> - The array in the first statement ( Assumedly Price )
> - The Indicator in the Calc = statement
> - The Goal in the Goal = statement
>
> ... It will return in Explore the value needed in the array in the
> next bar to have the indicator meet the goal in the next bar.
>
> This is set up for use with a typical MACD but can be easily modified
> for use with any indicator you can design.
>
> P0 = C;
>
> Acc = 0.00001;
>
> LVBI = LastValue(BarIndex());
> Mult = 1;
>
> for (i = 0; i < 10; i++)
> {
> If (P0[LVBI] >= 1)
> i = 99;
> else
> {
> P0 = P0 * 10;
> Mult = Mult * 10;
> }
> > [quoted text muted]
> }
>
> P1 = Ref(P0, 1);
> UpDn = 100 * P1[LVBI];
>
> for (i = 0; i < 200; i++)
> {
> Calc = EMA(P1,12)-EMA(P1,26);
> Goal = EMA(EMA(P1,12)-EMA(P1,26),9);
>
> if (Calc[LVBI] < Goal[LVBI])
> P1[LVBI] = P1[LVBI] + UpDn;
> else
> P1[LVBI] = P1[LVBI] - UpDn;
> UpDn = UpDn / 2;
> if (UpDn <= Acc)
> {
> j = i;
> i = 99999;
> }
> > [quoted text muted]
> }
>
> Accuracy = 100 * (abs(Goal[LVBI] - Calc[LVBI]) / Goal[LVBI]);
>
> Filter = BarIndex() == LVBI;
>
> AddColumn(Mult, "Multiplier", 1.0);
> AddColumn(Calc[LVBI - 1] / Mult, "Curr Ind Val", 1.9);
> AddColumn(Goal / Mult, "Goal Ind Val", 1.9);
> AddColumn(Calc / Mult, "Calc Ind Val", 1.9);
> AddColumn(j, "Iterations", 1.0);
> AddColumn(Accuracy, "Accuray (%)", 1.9);
> AddColumn(Ref(P1, -1) / Mult, "Current Array", 1.9);
> AddColumn(P1 / Mult, "Needed Array", 1.9);
>
>
>
>
> --- In amibroker@xxxxxxxxxxxxxxx, "flowridej" <flowridej@xxx> wrote:
> >
> > Does anyone know how to calculate a closing price based on an RSI
> > value? I am trying to figure out what the closing price has to be
> > tomorrow for the RSI value to be above 70. I have tried working
> with
> > the formula but can't figure out how to modify it to accept the
> hard
> > coded RSI of 70 and give me tomorrows closing price.
> >
> > Below is a verion of RSI from Tomasz in thread:
> > http://finance.groups.yahoo.com/group/amibroker/messages/113398?
> > threaded=1&m=e&var=1&tidx=1
> >
> > Can anybody help me figure out how to modify this to give me the
> > close price (that would result in an RSI value over 70)?
> >
> > thanks,
> > Jason
> >
> >
> > > function BuiltInRSIEquivalent( period )
> > > {
> > > P = N = 0;
> > >
> > > result = Null;
> > >
> > > for( i = 1; i < BarCount; i++ )
> > > {
> > > diff = C[ i ] - C[ i - 1 ];
> > > W = S = 0;
> > > if( diff > 0 ) W = diff;
> > > if( diff < 0 ) S = -diff;
> > >
> > > P = ( ( period -1 ) * P + W ) / period;
> > > N = ( ( period -1 ) * N + S ) / period;
> > >
> > > if( i >= period )
> > > result[ i ] = 100 * P / ( P + N );
> > > }
> > > return result;
> > > }
> >
>
>
>
>
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>
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>
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>
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>
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>
>
>
>
Please note that this group is for discussion between users only.
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