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Wilder

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The study formulas included in the Wilder section are:

 

 

adx()

 

This function calculates the average directional movement index. Based on Welles Wilder's directional movement formula.

 

Parameters

 

period

the input length

inv

select the bar interval on which this study should be calculated or leave blank to calculate on the default bar interval

 

 

 

dx()

 

This function calculates the directional movement index. Based on Welles Wilder's directional movement formula.

 

Parameters

 

period

the input length

inv

select the bar interval on which this study should be calculated or leave blank to calculate on the default bar interval

 

 

 

ndi()

 

This function calculates the negative directional movement index. Based on Welles Wilder's directional movement formula.

 

Parameters

 

period

the input length

inv

select the bar interval on which this study should be calculated or leave blank to calculate on the default bar interval

 

 

 

paraSAR()

 

This function calculates the Wilder Parabolic SAR.

 

Parameters

 

parStart

start value (0.02 recommended)

parIncrement

increment value (0.02 recommended)

parMax

max value (0.20 recommended)

inv

select the bar interval on which this study should be calculated or leave blank to calculate on the default bar interval

 

 

 

pdi()

 

This function calculates the positive directional movement index. Based on Welles Wilder's directional movement formula.

 

Parameters

 

period

the input length

inv

select the bar interval on which this study should be calculated or leave blank to calculate on the default bar interval

 

 

 

wilderAccum()

 

This function calculates the Wilder accumulation, which is used in building the directional movement indicators. The input stream can be a standard data point or it can be another study.

 

Parameters

 

period

the input length

source1

the input stream. select from one of the standard data points or select the output of another study as input for this study

inv

select the bar interval on which this study should be calculated or leave blank to calculate on the default bar interval

 

 

 

wilderMA()

 

This function calculates the Wilder moving average, which is a form of weighted average. The input stream can be a standard data point or it can be another study.

 

Parameters

 

period

the input length

source1

the input stream. select from one of the standard data points or select the output of another study as input for this study

inv

select the bar interval on which this study should be calculated or leave blank to calculate on the default bar interval