Documentation / Indicators

Return value of the realized historic volatility over N periods of selected price.

Syntax:

Calculation:

To calculate this indicator, we must choose the period (the last 20 days for example). Then we calculate the variation of every day during this period. Then we calculate the napierian logarithm and the variation on this data.By extrapolation, we obtain the historic volatilily in %.

Interpretation:

When volatility is important, a trend reversal could be taking place.

 

Example:

 

HullAverage

ProRealTime v11

Returns the Hull Moving Average value.

Syntax:

Where:

  • period= calculation period of the Hull Moving Average (default period is 20)
  • price= applied price for the calculation of the HMA (default is Close)

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KeltnerBandCenter

ProRealTime v11

Returns the Keltner Band center line value.

Syntax:

Where:

  • period= calculation period of the Keltner Band

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KeltnerBandDown

ProRealTime v11

Returns the Keltner Band lower line value.

Syntax:

Where:

  • period= calculation period of the Keltner Band

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KeltnerBandUp

ProRealTime v11

Returns the Keltner Band upper line value.

Syntax:

Where:

  • period= calculation period of the Keltner Band

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KijunSen

ProRealTime v11

Returns the KijunSen value (component of the “ichimoku kinko hyo” indicator).

Syntax:

Kijun Sen represents the average point of the last 26 periods. This is the average of the highest and lowest of the last 26 periods (last 26 candlesticks).

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Return the LinearRegression value of selected price over the last N periods.

Syntax:

This indicator represents the buyers and sellers who trade away from the equilibrium price.

The equilibrium could be compared to this lenearRegression line.

In order to limit extreme prices relative to thisequilibrium price it is worth plotting the raff channel which will represent the straight Linear Regression line and two supposed extreme lines to represent maximum variations.

Suggestion:

You could use this script in ProBuilder to display the Linear Regression Oscillator. You should make a copy pasting in ProBuilder REM Linear Regression

a=LinearRegression[10](close)

REM close

b=close

REM linear Regression Oscillator

c=b-a

return c

Example:

 

Return the Linear Regression Slope value of selected price over the last N periods.

Syntax:

This indicator represents the direction of the trend.

If the indicator rises above the 0 level, then we are in an uptrend and when the indicator falls below the 0 level, then we are in a downtrend.

The higher the indicator is the more the trend is important

With this indicator, we suggest that you use the R squared to confirm the trend.

Example:

 

Return the value of the lowest price over a number of N bars of the defined price.

Syntax:

 

Example:

 

Return the value of the MACD histogram value over S,L and Si periods of price selected.

Syntax:

Calculation:

The first value of the MACD is obtained by substracting the y days exponential moving average from the x days exponential moving average

The second value of the MACD is obtained by calculating a z days exponential moving average of the first one.

x, y and z are the MACD parameters, typically equal respectively to 12, 26 and 9.

The MACD histogram is obtained by substracting the second value from the first one. (more…)


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