max007

Linear regression bands

Linear regression bands is constructed by using linear regression curve +/- ATR, for the lower and upper bounds respectively. One advantage of linear regression bands, compared to bollinger bands, is that this indicator is not a lagging indicator.
Open-source script

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.

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Want to use this script on a chart?
// linear regression band (regression curve +/- ATR)

study(title="Linear regression band", shorttitle="LRB", overlay=true)

src = close
//Input
nlookback = input (defval = 20, minval = 1, title = "Number of Lookback")
scale = input(defval=1,  title="scale of ATR")
nATR = input(defval = 14, title="ATR Parameter")

//Linear Regression Curve
lrc = linreg(src, nlookback, 0)
lrc_u = lrc + scale*atr(nATR)
lrc_l = lrc - scale*atr(nATR)
plot(lrc, color = red, style = line, linewidth = 2)
plot(lrc_u, color = red,style = line,  linewidth = 1)
plot(lrc_l, color = red, style = line, linewidth = 1)