Grazie , sei sempre molto gentile, ne approfitto e chiedo se puoi fare uno scrinar che si basa sull’RSI e regressione lineare di Nicolas. (allago il codice)
Grazie
//PRC_RSILinearRegressionSignals| indicator
//25.09.2020
//Nicolas @ http://www.prorealcode.com
//Sharing ProRealTime knowledge
//converted from tradingview
//https://www.prorealcode.com/topic/rsi-linear-regresion/
// — settings
len = 21 //RSI Length
period = 200 //Period
deviations = 2.0 //Deviation(s)
// — end of settings
irsi = rsi[len](close)
periodMinusOne = period-1
Ex = 0.0
Ey = 0.0
Ex2 = 0.0
Exy = 0.0
for i=0 to periodMinusOne
closeI = (irsi[i])
Ex = Ex + i
Ey = Ey + closeI
Ex2 = Ex2 + (i * i)
Exy = Exy + (closeI * i)
ExEx = Ex * Ex
next
//slope
if Ex2=ExEx then
slope = 0.0
else
slope= (period * Exy – Ex * Ey) / (period * Ex2 – ExEx)
endif
ilinearRegression = (Ey – slope * Ex) / period
intercept = ilinearRegression + barindex * slope
deviation = 0.0
for i=0 to periodMinusOne
deviation = deviation + square((irsi[i]) – (intercept – slope * (barindex[i])))
next
deviation = deviations * sqrt(deviation / periodMinusOne)
startingPointY = ilinearRegression + slope / periodMinusOne
//lineColor
if startingPointY > startingPointY[1] then
//color.blue
r=0
b=255
else
//color.red
r=255
b=0
endif
a = startingPointY-deviation
c1 = startingPointY
b = startingPointY+deviation
up=irsi crosses over a
down=irsi crosses under b
if up then
drawtext(“↑ up”,barindex,irsi-5,dialog,standard,20) coloured(0,255,0)
endif
if down then
drawtext(“↓ down”,barindex,irsi+5,dialog,standard,20) coloured(255,0,0)
endif
return irsi, a coloured(r,0,b) style(line,3) as “curve low”,c1 coloured(r,0,b) style(line,3) as “curve”, b coloured(r,0,b) style(line,3) as “curve high”