Strategi Kemunduran Lilin Purata Bergerak

Penulis:ChaoZhang, Tarikh: 14 September 2023 17:50:14
Tag:

Logika Strategi

Strategi ini menggabungkan pelbagai penunjuk dan strategi teknikal, terutamanya untuk menentukan titik masuk dan keluar indeks.

Logika utama ialah:

  1. Mengira lilin purata bergerak termasuk terbuka, dekat, tinggi dan rendah

  2. Mengira momentum lilin MA dan regresi linear momentum

  3. Mengira regresi linear MA lilin itu sendiri

  4. Gunakan SuperTrend untuk menentukan arah keseluruhan

  5. Apabila regresi momentum bertukar daripada negatif kepada positif, atau sangat positif, ia menandakan kemasukan

  6. Apabila momentum berubah dari positif kepada negatif, atau melemah, ia menandakan keluar

Strategi ini menggabungkan pelbagai penunjuk untuk menilai pergerakan pasaran jangka pendek dan jangka panjang dan irama untuk menentukan masa perdagangan indeks.

Kelebihan

  • Lilin MA mencerminkan trend jangka sederhana hingga panjang

  • Analisis regresi mengenal pasti perubahan trend

  • SuperTrend membantu arahan keseluruhan

  • Pelbagai penunjuk meningkatkan ketepatan

Risiko

  • Pengoptimuman parameter kompleks

  • Sukar untuk menyeimbangkan pelbagai penunjuk

  • Isyarat jarang bermakna kekerapan perdagangan yang lebih rendah

Ringkasan

Strategi ini bertujuan untuk mendedahkan isyarat masa pasaran dengan menganalisis corak jangka pendek dan jangka panjang.


/*backtest
start: 2023-09-06 00:00:00
end: 2023-09-13 00:00:00
period: 15m
basePeriod: 5m
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/

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

//@version=4
strategy("MACandles-LinearRegression-Strategy", shorttitle="MALinReg - Strategy",
                     overlay=false, initial_capital = 100000, 
                     default_qty_type = strategy.percent_of_equity, default_qty_value = 100, commission_type = strategy.commission.percent, pyramiding = 1, 
                     commission_value = 0.01)
resolution = ""
MAType = input(title="Moving Average Type (MA Candles)", defval="hma", options=["ema", "sma", "hma", "rma", "vwma", "wma"])
LoopbackBars = input(60, title="Length (MA Candles)", step=10)

MMAType = input(title="Moving Average Type (Momentum)", defval="ema", options=["ema", "sma", "hma", "rma", "vwma", "wma"])
MLength = input(20, title="MA Length (Momentum)", step=10)

lb = input(40  , title="Look Back Period Percentile High/Low", step=10, minval=10, maxval=100)
ph = input(.85, title="Highest Percentile - 0.90=90%, 0.95=95%, 0.99=99%")
pl = input(1.01, title="Lowest Percentile - 1.10=90%, 1.05=95%, 1.01=99%")
mult = input(3.0    , minval=1, maxval=5, title="Bollinger Band Standard Devaition Up")

aggressiveLong = input(true)
longTrades = input(true)
useVixFix = input(false)
i_startTime = input(defval = timestamp("01 Jan 2010 00:00 +0000"), title = "Start Time", type = input.time)
i_endTime = input(defval = timestamp("01 Jan 2099 00:00 +0000"), title = "End Time", type = input.time)
inDateRange = true


f_getMovingAverage(source, MAType, length)=>
    ma = sma(source, length)
    if(MAType == "ema")
        ma := ema(source,length)
    if(MAType == "hma")
        ma := hma(source,length)
    if(MAType == "rma")
        ma := rma(source,length)
    if(MAType == "vwma")
        ma := vwma(source,length)
    if(MAType == "wma")
        ma := wma(source,length)
    ma

f_getMACandles(resolution, MAType, LoopbackBars)=>
    oOpen = f_getMovingAverage(open, MAType, LoopbackBars)
    oClose = f_getMovingAverage(close, MAType, LoopbackBars)
    oHigh = f_getMovingAverage(high, MAType, LoopbackBars)
    oLow = f_getMovingAverage(low, MAType, LoopbackBars)
    [oOpen, oClose, oHigh, oLow]

f_getVixFixLinReg(oClose, oLow, MLength)=>
    wvf = ((highest(oClose, MLength)-oLow)/(highest(oClose, MLength)))*100
    
    sDev = mult * stdev(wvf, MLength)
    midLine = sma(wvf, MLength)
    lowerBand = midLine - sDev
    upperBand = midLine + sDev
    
    rangeHigh = (highest(wvf, lb)) * ph
    rangeLow = (lowest(wvf, lb)) * pl
    
    
    col = wvf >= upperBand or wvf >= rangeHigh ? color.lime : color.gray
    
    val = linreg(wvf, MLength, 0)
    absVal = abs(val)
    linRegColor = val>val[1]? (val > 0 ? color.green : color.orange): (val > 0 ? color.lime : color.red)
    
    vixFixState = (col == color.lime) ? 1: 0
    vixFixState := strategy.position_size == 0? max(vixFixState, nz(vixFixState[1],0)) : vixFixState
    [val, absVal, wvf, col, linRegColor, vixFixState]
    
f_getMACandlesLinReg(oClose, MMAType, MLength, mult, lb, ph, pl)=>
    ma = f_getMovingAverage(oClose, MMAType, MLength)
    
    maDiff = oClose  -  ma
    val = linreg(maDiff, MLength,0)
    absVal = abs(val)
    linRegColor = iff( val > 0,
                 iff( val > nz(val[1]), color.green, color.lime),
                 iff( val < nz(val[1]), color.red, color.orange))
    
    
    sDev = mult * stdev(maDiff, MLength)
    midLine = sma(maDiff, MLength)
    lowerBand = midLine - sDev
    upperBand = midLine + sDev
    
    rangeHigh = (highest(maDiff, lb)) * ph
    rangeLow = (lowest(maDiff, lb)) * pl
    
    col = maDiff >= upperBand or maDiff >= rangeHigh ? color.lime : maDiff <= lowerBand or maDiff <= rangeLow ? color.orange : color.silver
    absMaDiff = abs(maDiff)
    [val, absVal, maDiff, absMaDiff, col, linRegColor]

f_getSupertrend(resolution, oOpen, oClose, oHigh, oLow, AtrMAType, AtrLength, AtrMult, wicks)=>
    truerange = max(oHigh, oClose[1]) - min(oLow, oClose[1])
    
    averagetruerange = f_getMovingAverage(truerange, AtrMAType, AtrLength)
    atr = averagetruerange * AtrMult

    longWicks = wicks
    shortWicks = wicks
    longStop = oClose - atr
    longStopPrev = nz(longStop[1], longStop)
    longStop := (longWicks ? oLow[1] : oClose[1]) > longStopPrev ? max(longStop, longStopPrev) : longStop
    
    shortStop = oClose + atr
    shortStopPrev = nz(shortStop[1], shortStop)
    shortStop := (shortWicks ? oHigh[1] : oClose[1]) < shortStopPrev ? min(shortStop, shortStopPrev) : shortStop
    
    dir = 1
    dir := nz(dir[1], dir)
    dir := dir == -1 and (longWicks ? oHigh : oClose) > shortStopPrev ? 1 : dir == 1 and (shortWicks[1]? oLow : oClose) < longStopPrev ? -1 : dir
    
    [dir, longStop, shortStop]

f_getMACandlesAndSupertrend(MAType, LoopbackBars, AtrMult, wicks)=>
    oOpen = f_getMovingAverage(open, MAType, LoopbackBars)
    oClose = f_getMovingAverage(close, MAType, LoopbackBars)
    oHigh = f_getMovingAverage(high, MAType, LoopbackBars)
    oLow = f_getMovingAverage(low, MAType, LoopbackBars)
    [dir, longStop, shortStop] = f_getSupertrend(resolution, oOpen, oClose, oHigh, oLow, MAType, LoopbackBars, AtrMult, wicks)
    dir

[oOpen, oClose, oHigh, oLow] = f_getMACandles(resolution, MAType, LoopbackBars)
dir = f_getMACandlesAndSupertrend("sma", 200, 1, false)
colorByPreviousClose = false
candleColor = colorByPreviousClose ?
                 (oClose[1] < oClose ? color.green : oClose[1] > oClose ? color.red : color.silver) : 
                 (oOpen < oClose ? color.green : oOpen > oClose ? color.red : color.silver)


[vval, vabsVal, wvf, vcol, vlinRegColor, vixFixState] = f_getVixFixLinReg(oClose, oLow, MLength)
[val, absVal, maDiff, absMaDiff, col, linRegColor] = f_getMACandlesLinReg(oClose, MMAType, MLength, mult, lb, ph, pl)


plot(useVixFix?na:absMaDiff, title="Momentum", style=plot.style_histogram, linewidth = 4, color=col)
plot(useVixFix?wvf:na, title="VIX Fix", style=plot.style_histogram, linewidth = 4, color=vcol)
plot(useVixFix?na:-absVal, title="Linear Regression (Momentum)", style=plot.style_histogram, linewidth=4, color=linRegColor)
plot(useVixFix?-vabsVal:na, title="Linear Regression (VIX Fix)", style=plot.style_histogram, linewidth=4, color=vlinRegColor)

exitColor = longTrades? color.orange : color.silver
exitPreviousColor = longTrades? color.silver : color.lime
longCondition = (useVixFix? (vixFixState == 1 and vlinRegColor == color.lime) :
                     ((linRegColor == color.orange and linRegColor[1] == color.red) or (linRegColor == color.green and linRegColor[1] != color.green and aggressiveLong)))  and inDateRange and dir>0
exitLongCondition = (col == exitColor and col[1] == exitColor and col[2] == exitPreviousColor and (linRegColor != color.green or not aggressiveLong))

strategy.entry("Long", strategy.long, when=longCondition, oca_name="oca_buy")
strategy.close("Long", when=exitLongCondition)


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