Conversión indicador Gaussian Channel with the Best Setting tradingview

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  • 04/18/2024 at 10:10 AM #231650 quote
    jesus1975
    Participant
    Veteran

    Solicito, si es posible, convertir el indicador adjunto. Tiene buena pinta, se adapta muy bien tanto a tendencias cortas como más largas.

    https://www.tradingview.com/script/WC5Ekkc9-Gaussian-Channel-with-the-Best-Setting/

    Muchas gracias.

    // This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © Kebeng

//@version=4
study(title="Gaussian Channel with the Best Setting", shorttitle="GC Best Setting", overlay=true)

//Filter function 
f_filt9x (_a, _s, _i) => 
    int _m2 = 0, int _m3 = 0, int _m4 = 0, int _m5 = 0, int _m6 = 0, 
    int _m7 = 0, int _m8 = 0, int _m9 = 0, float _f = .0, _x = (1 - _a)
    // Weights. 
    // Initial weight _m1 is a pole number and equal to _i
    _m2 := _i == 9 ? 36  : _i == 8 ? 28 : _i == 7 ? 21 : _i == 6 ? 15 : _i == 5 ? 10 : _i == 4 ? 6 : _i == 3 ? 3 : _i == 2 ? 1 : 0
    _m3 := _i == 9 ? 84  : _i == 8 ? 56 : _i == 7 ? 35 : _i == 6 ? 20 : _i == 5 ? 10 : _i == 4 ? 4 : _i == 3 ? 1 : 0
    _m4 := _i == 9 ? 126 : _i == 8 ? 70 : _i == 7 ? 35 : _i == 6 ? 15 : _i == 5 ? 5  : _i == 4 ? 1 : 0
    _m5 := _i == 9 ? 126 : _i == 8 ? 56 : _i == 7 ? 21 : _i == 6 ? 6  : _i == 5 ? 1  : 0 
    _m6 := _i == 9 ? 84  : _i == 8 ? 28 : _i == 7 ? 7  : _i == 6 ? 1  : 0 
    _m7 := _i == 9 ? 36  : _i == 8 ? 8  : _i == 7 ? 1  : 0 
    _m8 := _i == 9 ? 9   : _i == 8 ? 1  : 0 
    _m9 := _i == 9 ? 1   : 0
    // filter
    _f :=   pow(_a, _i) * nz(_s) + 
      _i  *     _x      * nz(_f[1])      - (_i >= 2 ? 
      _m2 * pow(_x, 2)  * nz(_f[2]) : 0) + (_i >= 3 ? 
      _m3 * pow(_x, 3)  * nz(_f[3]) : 0) - (_i >= 4 ? 
      _m4 * pow(_x, 4)  * nz(_f[4]) : 0) + (_i >= 5 ? 
      _m5 * pow(_x, 5)  * nz(_f[5]) : 0) - (_i >= 6 ? 
      _m6 * pow(_x, 6)  * nz(_f[6]) : 0) + (_i >= 7 ? 
      _m7 * pow(_x, 7)  * nz(_f[7]) : 0) - (_i >= 8 ? 
      _m8 * pow(_x, 8)  * nz(_f[8]) : 0) + (_i == 9 ? 
      _m9 * pow(_x, 9)  * nz(_f[9]) : 0)

//9 var declaration fun
f_pole (_a, _s, _i) =>
    _f1 =            f_filt9x(_a, _s, 1),      _f2 = (_i >= 2 ? f_filt9x(_a, _s, 2) : 0), _f3 = (_i >= 3 ? f_filt9x(_a, _s, 3) : 0)
    _f4 = (_i >= 4 ? f_filt9x(_a, _s, 4) : 0), _f5 = (_i >= 5 ? f_filt9x(_a, _s, 5) : 0), _f6 = (_i >= 6 ? f_filt9x(_a, _s, 6) : 0)
    _f7 = (_i >= 2 ? f_filt9x(_a, _s, 7) : 0), _f8 = (_i >= 8 ? f_filt9x(_a, _s, 8) : 0), _f9 = (_i == 9 ? f_filt9x(_a, _s, 9) : 0)
    _fn = _i == 1 ? _f1 : _i == 2 ? _f2 : _i == 3 ? _f3 :
      _i == 4     ? _f4 : _i == 5 ? _f5 : _i == 6 ? _f6 :
      _i == 7     ? _f7 : _i == 8 ? _f8 : _i == 9 ? _f9 : na
    [_fn, _f1]

//-----------------------------------------------------------------------------------------------------------------------------------------------------------------
//Inputs
//-----------------------------------------------------------------------------------------------------------------------------------------------------------------

//Source
src = input(defval=hlc3, title="Source")

//Poles
int N = input(defval=3, title="Poles", minval=1, maxval=9)

//Period
int per = input(defval=100, title="Sampling Period", minval=2)

//True Range Multiplier
float mult = input(defval=2.414, title="Filtered True Range Multiplier", minval=0)

//Lag Reduction
bool modeLag  = input(defval=false, title="Reduced Lag Mode")
bool modeFast = input(defval=false, title="Fast Response Mode")

//-----------------------------------------------------------------------------------------------------------------------------------------------------------------
//Definitions
//-----------------------------------------------------------------------------------------------------------------------------------------------------------------

//Beta and Alpha Components
beta  = (1 - cos(4*asin(1)/per)) / (pow(1.414, 2/N) - 1)
alpha = - beta + sqrt(pow(beta, 2) + 2*beta)

//Lag
lag = (per - 1)/(2*N)

//Data
srcdata = modeLag ? src + (src - src[lag]) : src
trdata  = modeLag ? tr(true) + (tr(true) - tr(true)[lag]) : tr(true)

//Filtered Values
[filtn, filt1]     = f_pole(alpha, srcdata, N)
[filtntr, filt1tr] = f_pole(alpha, trdata,  N)

//Lag Reduction
filt   = modeFast ? (filtn + filt1)/2 : filtn
filttr = modeFast ? (filtntr + filt1tr)/2 : filtntr

//Bands
hband = filt + filttr*mult
lband = filt - filttr*mult

// Colors
color1   = #0aff68
color2   = #00752d
color3   = #ff0a5a
color4   = #990032
fcolor   = filt > filt[1] ? #0aff68 : filt < filt[1] ? #ff0a5a : #cccccc
barcolor = (src > src[1]) and (src > filt) and (src < hband) ? #0aff68 : (src > src[1]) and (src >= hband) ? #0aff1b : (src <= src[1]) and (src > filt) ? #00752d : 
           (src < src[1]) and (src < filt) and (src > lband) ? #ff0a5a : (src < src[1]) and (src <= lband) ? #ff0a11 : (src >= src[1]) and (src < filt) ? #990032 : #cccccc

//-----------------------------------------------------------------------------------------------------------------------------------------------------------------
//Outputs
//-----------------------------------------------------------------------------------------------------------------------------------------------------------------

//Filter Plot
filtplot = plot(filt, title="Filter", color=fcolor, linewidth=3)

//Band Plots
hbandplot = plot(hband, title="Filtered True Range High Band", color=fcolor)
lbandplot = plot(lband, title="Filtered True Range Low Band", color=fcolor)

//Channel Fill
fill(hbandplot, lbandplot, title="Channel Fill", color=fcolor, transp=80)

//Bar Color
barcolor(barcolor)
    04/19/2024 at 1:11 PM #231705 quote
    Iván González
    Moderator
    Master

    Hola
    Aquí tienes el código traducido:
    https://www.prorealcode.com/prorealtime-indicators/gaussian-channel-indicator-key-to-identifying-trends-and-volatility/ 

    //-----------------------------------------------------------//
//PRC_Gaussian Channel
//version = 0
//19.04.24
//Iván González @ www.prorealcode.com
//Sharing ProRealTime knowledge
//-----------------------------------------------------------//
//-----Inputs------------------------------------------------//
source=(high+low+close)/3
N=4//Poles
per=144//Sampling period
mult=1.414//True Range multiplier
modelag=0//Boolean//Reduced Lag Mode
colorcandle=0//Boolean//Color Candles
colorchannel=1//Boolean//Color Channel
//-----------------------------------------------------------//
//-----Beta and Alpha components-----------------------------//
beta = (1-cos(4*asin(1)/per))/(pow(1.414,2/N)-1)
alpha = - beta + SQRT(pow(beta,2) + 2*beta)
lag = round((per-1)/(2*N))
//-----------------------------------------------------------//
//-----Data--------------------------------------------------//
if modelag then
if barindex <= lag then
src=source
trdate=tr
else
src=source+(source-source[lag])
trdata=tr+(tr-tr[lag])
endif
else
src=source
trdata=tr
endif
//-----------------------------------------------------------//
//-----Filtered Values---------------------------------------//
//[filtn, filt1] = f_pole(alpha, srcdata, N)
//f_filt9x (alpha, srcdata, N)
x=1-alpha
if N=9 then
m2=36
m3=84
m4=126
m5=126
m6=84
m7=36
m8=9
m9=1
elsif N=8 then
m2=28
m3=56
m4=70
m5=56
m6=28
m7=8
m8=1
m9=0
elsif N=7 then
m2=21
m3=35
m4=35
m5=21
m6=7
m7=1
m8=0
m9=0
elsif N=6 then
m2=15
m3=20
m4=15
m5=6
m6=1
m7=0
m8=0
m9=0
elsif N=5 then
m2=10
m3=10
m4=5
m5=1
m6=0
m7=0
m8=0
m9=0
elsif N=4 then
m2=6
m3=4
m4=1
m5=0
m6=0
m7=0
m8=0
m9=0
elsif N=3 then
m2=3
m3=1
m4=0
m5=0
m6=0
m7=0
m8=0
m9=0
elsif N=2 then
m2=1
m3=0
m4=0
m5=0
m6=0
m7=0
m8=0
m9=0
endif
if barindex <=N then
f1=0
f2=0
f3=0
f4=0
f5=0
f6=0
f7=0
f8=0
f9=0
filtN=0
filttrN=0
else
if N=9 then

f9= pow(alpha,N) * src+N*x*f9[1] - m2*pow(x,2)*f9[2] + m3*pow(x,3)*f9[3] - m4*pow(x,4)*f9[4] + m5*pow(x,5)*f9[5] - m6*pow(x,6)*f9[6] + m7*pow(x,7)*f9[7] - m8*pow(x,8)*f9[8] + m9*pow(x,9)*f9[9]
filtN=f9

ftr9= pow(alpha,N) * trdata+N*x*ftr9[1] - m2*pow(x,2)*ftr9[2] + m3*pow(x,3)*ftr9[3] - m4*pow(x,4)*ftr9[4] + m5*pow(x,5)*ftr9[5] - m6*pow(x,6)*ftr9[6] + m7*pow(x,7)*ftr9[7] - m8*pow(x,8)*ftr9[8] + m9*pow(x,9)*ftr9[9]
filttrN=ftr9

elsif N=8 then

f8= pow(alpha,N) * src+N*x*f8[1] - m2*pow(x,2)*f8[2] + m3*pow(x,3)*f8[3] - m4*pow(x,4)*f8[4] + m5*pow(x,5)*f8[5] - m6*pow(x,6)*f8[6] + m7*pow(x,7)*f8[7] - m8*pow(x,8)*f8[8]
filtN=f8

ftr8= pow(alpha,N) * trdata+N*x*ftr8[1] - m2*pow(x,2)*ftr8[2] + m3*pow(x,3)*ftr8[3] - m4*pow(x,4)*ftr8[4] + m5*pow(x,5)*ftr8[5] - m6*pow(x,6)*ftr8[6] + m7*pow(x,7)*ftr8[7] - m8*pow(x,8)*ftr8[8]
filttrN=ftr8

elsif N=7 then

f7= pow(alpha,N) * src+N*x*f7[1] - m2*pow(x,2)*f7[2] + m3*pow(x,3)*f7[3] - m4*pow(x,4)*f7[4] + m5*pow(x,5)*f7[5] - m6*pow(x,6)*f7[6] + m7*pow(x,7)*f7[7]
filtN=f7

ftr7= pow(alpha,N) * trdata+N*x*ftr7[1] - m2*pow(x,2)*ftr7[2] + m3*pow(x,3)*ftr7[3] - m4*pow(x,4)*ftr7[4] + m5*pow(x,5)*ftr7[5] - m6*pow(x,6)*ftr7[6] + m7*pow(x,7)*ftr7[7]
filttrN=ftr7

elsif N=6 then

f6= pow(alpha,N) * src+N*x*f6[1] - m2*pow(x,2)*f6[2] + m3*pow(x,3)*f6[3] - m4*pow(x,4)*f6[4] + m5*pow(x,5)*f6[5] - m6*pow(x,6)*f6[6]
filtN=f6

ftr6= pow(alpha,N) * trdata+N*x*ftr6[1] - m2*pow(x,2)*ftr6[2] + m3*pow(x,3)*ftr6[3] - m4*pow(x,4)*ftr6[4] + m5*pow(x,5)*ftr6[5] - m6*pow(x,6)*ftr6[6]
filttrN=ftr6

elsif N=5 then

f5= pow(alpha,N) * src+N*x*f5[1] - m2*pow(x,2)*f5[2] + m3*pow(x,3)*f5[3] - m4*pow(x,4)*f5[4] + m5*pow(x,5)*f5[5]
filtN=f5

ftr5= pow(alpha,N) * trdata+N*x*ftr5[1] - m2*pow(x,2)*ftr5[2] + m3*pow(x,3)*ftr5[3] - m4*pow(x,4)*ftr5[4] + m5*pow(x,5)*ftr5[5]
filttrN=ftr5

elsif N=4 then

f4= pow(alpha,N) * src+N*x*f4[1] - m2*pow(x,2)*f4[2] + m3*pow(x,3)*f4[3] - m4*pow(x,4)*f4[4]
filtN=f4

ftr4= pow(alpha,N) * trdata+N*x*ftr4[1] - m2*pow(x,2)*ftr4[2] + m3*pow(x,3)*ftr4[3] - m4*pow(x,4)*ftr4[4]
filttrN=ftr4

elsif N=3 then

f3= pow(alpha,N) * src+N*x*f3[1] - m2*pow(x,2)*f3[2] + m3*pow(x,3)*f3[3]
filtN=f3

ftr3= pow(alpha,N) * trdata+N*x*ftr3[1] - m2*pow(x,2)*ftr3[2] + m3*pow(x,3)*ftr3[3]
filttrN=ftr3

elsif N=2 then

f2= pow(alpha,N) * src+N*x*f2[1] - m2*pow(x,2)*f2[2]
filtN=f2

ftr2= pow(alpha,N) * trdata+N*x*ftr2[1] - m2*pow(x,2)*ftr2[2]
filttrN=ftr2

elsif N=1 then

f1= pow(alpha,N) * src+N*x*f1[1]
filtN=f1

ftr1= pow(alpha,N) * trdata+N*x*ftr1[1]
filttrN=ftr1
 
endif
endif

filt=filtN
filtTR=filttrN
//-----------------------------------------------------------//
//-----Bands-------------------------------------------------//
hband=filt+filtTR*mult
lband=filt-filtTR*mult
//-----------------------------------------------------------//
//-----Bands Colors------------------------------------------//
if filt > filt[1] then
r=10
g=255
b=104
elsif filt<filt[1] then
r=255
g=10
b=90
else
r=204
g=204
b=204
endif
//-----------------------------------------------------------//
//-----Candle Colors-----------------------------------------//
if colorcandle then
if source > source[1] and source>filt and source < hband then
rb=10
gb=255
bb=104
elsif source > source[1] and source >= hband then
rb=10
gb=255
bb=27
elsif source <= source[1] and source > filt then
rb=0
gb=117
bb=45
elsif source < source[1] and source < filt and source > lband then
rb=255
gb=10
bb=90
elsif source < source[1] and source <= lband then
rb=255
gb=10
bb=17
elsif source >= source[1] and source < filt then
rb=153
gb=0
bb=50
else
rb=204
gb=204
bb=204
endif
DRAWCANDLE(open, high, low, close) coloured(rb,gb,bb)
endif
//-----------------------------------------------------------//
//-----Channel fill color------------------------------------//
if colorchannel then
colorbetween(hband,lband,r,g,b,80)
endif
//-----------------------------------------------------------//
return  hband as "Filtered TR High Band"coloured(r,g,b), lband as "Filtered TR Low Band"coloured(r,g,b),filt as "Filter"coloured(r,g,b)style(line,3)
    jesus1975 thanked this post
    04/19/2024 at 3:07 PM #231706 quote
    jesus1975
    Participant
    Veteran

    Muchas gracias, Iván. Impresionante tu aportación al foro. Saludos

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Conversión indicador Gaussian Channel with the Best Setting tradingview


ProBuilder: Indicadores y Herramientas

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jesus1975 @jesus1975 Participant
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This topic contains 2 replies,
has 2 voices, and was last updated by jesus1975
1 year, 9 months ago.

Topic Details
Forum: ProBuilder: Indicadores y Herramientas
Language: Spanish
Started: 04/18/2024
Status: Active
Attachments: No files
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