# Currently Browsing : Welles Wilder

### This is a system which utilizes the Parabolic Stop and Reverse indicat 0

Posted on 13, February 2014

in Category SID

Description for PSAR SID 876 This is a system which utilizes the Parabolic Stop and Reverse indicator, also known as Parabolic SAR, developed by Welles Wilder. The system uses it to determine trend reversals along side the ADX indicator. Notes for this Trading Account: This is a system which utilizes the Parabolic Stop and Reverse indicator, also known as Parabolic SAR, developed by Welles Wilder. The system uses it to determine trend reversals along side the ADX indicator. Another common use for this indicator is to determine stop losses when entering a trade. Many traders take this even further by

### Parabolic SAR 2

Posted on 13, February 2014

in Category SID

Description for ParabolicSAR SID 280 The Parabolic SAR indicator developed by Welles Wilder. Also known as the Parabolic Stop and Reverse indicator. The logic for this technical analysis indicator: #The Parabolic SAR indicator developed by Welles Wilder. my \$IAF = 0.02; #Acceleration factor. my \$MaxAF = 0.2; #Max acceleration. my \$psar = NewColumn(“PSAR”); #Initialize. my \$long = 1; #Assume long for initial conditions. my \$af = \$IAF; #Init acelleration factor. my \$ep = Ref(Low,0); #Init extreme point. my \$hp = Ref(High,0); my \$lp = Ref(Low,0); for my \$i (2..NumberOfBars-1){ if(\$long){ SetValue(\$psar,\$i,Value(\$psar,\$i-1)+\$af*(\$hp-Value(\$psar,\$i-1))); } else { SetValue(\$psar,\$i,Value(\$psar,\$i-1)+\$af*(\$lp-Value(\$psar,\$i-1))); } my \$reverse = 0;

### Welles Wilder’s Relative Strength Index (RSI) 0

Posted on 6, September 2013

in Category SID

Description for RSId SID 825 Welles Wilder’s Relative Strength Index (RSI) is a popular oscillator that ranges between zero and 100. Reading’s above 70 indicate the instrument is overbought, while readings below 30 indicate the instrument is oversold. Popular values for the RSI inclu The logic for this technical analysis indicator:   #In this version of the RSI, a data column can be passed to the indicator rather than using the #default (close values). #It’s interpretation is the exactly the same as the standard RSI. #Example: RSIdata(Open,14); my (\$data,\$period)=@_; ValidatePeriods(\$period); my \$yes=Ref(\$data,-1); my \$up=If(\$data>\$yes,\$data-\$yes,0); my \$down=If(\$data<\$yes,\$yes-\$data,0); my \$smoothup = WWS(\$up,\$period,1);

### Plot the ATR (Average True Range – Welles Wilder Version) on a chart 0

Posted on 17, June 2013

in Category SID

Description for ATR SID 540 Plot the ATR (Average True Range – Welles Wilder Version) on a chart The logic for this technical analysis chart: #Plot The ATR (average true range) indicator – fetch the parameter from the GUI my \$parm=ChartInputSlider('ATR Bar',45,26,50); #Plot the ATR in Blue PlotColumn(ATR(\$parm),Blue)