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[amibroker] Re: Average Range



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Actually, if I was going standardise BarRange I would use the MidPoint

Periods = x;
MidPoint = (H-L)/2;
BarRangePercent = (H-L)/Midpoint *100;
AveBarRangePercent = MA(BarRangePercent,x);


brian_z

--- In amibroker@xxxxxxxxxxxxxxx, "brian_z111" <brian_z111@xxx> wrote:
>
> Hello Grant,
> 
> Something along the lines of?
> 
> Periods = x;
> AveBarRange = Sum(H-L,x)/x;
> 
> You can standardise (or normalise) by converting to %:
> 
> BarRangePercent = (H-L)/L * 100;
> Periods = x;
> AveBarRange = Sum(BarRangePercent,x)/x;
> 
> I always normalise in situations like that.
> ********************************************************************
> SUM
> - sum data over specified number of bars Moving averages, summation
> 
>  
> 
> SYNTAX  sum( ARRAY, periods )  
> RETURNS ARRAY  
> FUNCTION  Calculates a cumulative sum of the ARRAY for the 
specified 
> number of lookback periods (including today).  
> EXAMPLE The formula "sum( CLOSE, 14 )" returns the sum of the 
> preceding 14 closing prices. A 14-period simple moving average 
could 
> be written "sum(C,14) / 14." 
> 
*********************************************************************
> 
> You can use the Param function for periods if you want to change 
the 
> periods from with the context menu on a chart.
> 
> PARAM
> - add user user-definable numeric parameter Exploration / Indicators
> (AFL 2.3)
>  
> 
> SYNTAX  Param( ''name'', defaultval, min, max, step, sincr = 0 )  
> RETURNS NUMBER  
> FUNCTION  Adds a new user-definable parameter, which will be 
> accessible via Parameters dialog :
> right click over chart pane and select "Parameters" or press Ctrl+R 
> allows to change chart parameters - changes are reflected 
> immediatelly. 
> 
> "name" - defines parameter name that will be displayed in the 
> parameters dialog 
> defaultval - defines default value of the parameter 
> min, max - define minimum and maximum values of the parameter 
> step - defines minimum increase of the parameter via slider in the 
> Parameters dialog 
> sincr - automatic section increment value (used by drag-drop 
> interface to increase default values for parameters) 
> WARNING: default/min/max/step parameters have to be CONSTANT 
numbers. 
> This is because these values are cached and are not re-read during 
> subsequent formula evaluations.
> 
> 
> brian_z
>  
> 
> 
> --- In amibroker@xxxxxxxxxxxxxxx, "longarm61" <norm1@> wrote:
> >
> > I would simply like an indicator that shows the average range, 
from 
> > high to low, of x number of bars.  Just the bars only.  ATR takes 
> > into account the previous close, which I don't want.
> > 
> > Anyone have or can point me to a formula for this?
> > 
> > Thanks in advance,
> > 
> > Grant
> >
>




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