Trend Mengikuti Strategi Berdasarkan Lilin MA dan Supertrend

Penulis:ChaoZhang, Tarikh: 2023-09-13 18:07:54
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Strategi ini dinamakan Trend Following Strategy Based on MA Candles and Supertrend. Ia menggunakan purata bergerak untuk membina lilin trend dan menggabungkan mekanisme supertrend untuk menjana isyarat perdagangan untuk trend berikut.

Khususnya, logik perdagangan adalah:

  1. Mengira harga buka, tinggi, rendah dan tutup dengan purata bergerak untuk merangka lilin trend.

  2. Mempakai teknik supertrend pada lilin trend untuk mendapatkan hentian panjang dan pendek.

  3. Apabila harga memecahkan di atas hentian panjang, isyarat beli dihasilkan. Apabila harga memecahkan di bawah hentian pendek, isyarat jual dihasilkan.

  4. Menggabungkan harga tinggi/rendah tahunan dalam jangka masa yang lebih tinggi untuk mengelakkan isyarat yang tidak sah yang berlebihan semasa pasaran terhad.

  5. Apabila supertrend berbalik, kedudukan ditutup dengan stop loss.

Kelebihan strategi ini adalah mengintegrasikan beberapa penunjuk teknikal meningkatkan ketepatan. tetapi parameter untuk purata bergerak dan supertrend keperluan pengoptimuman. stop loss juga sangat diperlukan.

Secara amnya, mengintegrasikan penunjuk dan model sebahagiannya mengimbangi batasan individu. Tetapi tiada strategi yang sempurna. Pedagang masih memerlukan fleksibiliti yang cukup untuk menyesuaikan diri dengan perubahan pasaran.


/*backtest
start: 2023-01-01 00:00:00
end: 2023-04-14 00:00:00
period: 1d
basePeriod: 1h
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("MA Candles Supertrend Strategy", shorttitle="MACSTS", overlay=true, initial_capital = 20000, default_qty_type = strategy.percent_of_equity, default_qty_value = 100, commission_type = strategy.commission.percent, pyramiding = 1, commission_value = 0.01)

MAType = input(title="Moving Average Type", defval="rma", options=["ema", "sma", "hma", "rma", "vwma", "wma"])
LoopbackBars = input(20, step=10)

AtrMAType = input(title="Moving Average Type", defval="rma", options=["ema", "sma", "hma", "rma", "vwma", "wma"])
AtrLength = input(30, step=10)
AtrMult = input(1)
adoptiveWicks = false // does not work
wicks = input(true)

dThreshold = input(0.2, step=0.1, maxval=1)
rThreshold = input(0.7, step=0.1, maxval=1)
tradeDirection = input(title="Trade Direction", defval=strategy.direction.long, options=[strategy.direction.all, strategy.direction.long, strategy.direction.short])
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
strategy.risk.allow_entry_in(tradeDirection)

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_secureSecurity(_symbol, _res, _src, _offset) => security(_symbol, _res, _src[_offset], lookahead = barmerge.lookahead_on)

f_getYearlyHighLowCondition()=>
    yhighrange = f_secureSecurity(syminfo.tickerid, '12M', high, 1) 
    ylowrange = f_secureSecurity(syminfo.tickerid, '12M', low, 1)
    yearlyHighCondition = close > yhighrange*(1-dThreshold) or close > ylowrange*(1+rThreshold)
    yearlyLowCondition = close < ylowrange*(1+dThreshold) or close < yhighrange*(1-rThreshold)
    [yearlyHighCondition, yearlyLowCondition]


f_getSupertrend(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 = (adoptiveWicks and (close < oClose)) or wicks
    shortWicks = (adoptiveWicks and (close > oClose)) or 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]

oOpen = f_getMovingAverage(open, MAType, LoopbackBars)
oClose = f_getMovingAverage(close, MAType, LoopbackBars)
oHigh = f_getMovingAverage(high, MAType, LoopbackBars)
oLow = f_getMovingAverage(low, MAType, LoopbackBars)

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)
plotcandle(oOpen, oHigh, oLow, oClose, 'Oscilator Candles', color = candleColor)

[yearlyHighCondition, yearlyLowCondition] =  f_getYearlyHighLowCondition()
[dir, longStop, shortStop] = f_getSupertrend(oOpen, oClose, oHigh, oLow, AtrMAType, AtrLength, AtrMult, wicks)
trailingStop = dir == 1? longStop : shortStop
trendColor = dir == 1? color.green: color.red
plot(trailingStop, title="TrailingStop", color=trendColor, linewidth=2, style=plot.style_linebr)

longCondition = close > shortStop and dir == 1 and yearlyHighCondition
shortCondition = close < longStop and dir == -1 and yearlyLowCondition

exitLongCondition = dir == -1
exitShortCondition = dir == 1

strategy.risk.allow_entry_in(tradeDirection)
strategy.entry("Long", strategy.long, when=longCondition, oca_name="oca_buy")
strategy.close("Long", when=exitLongCondition)
strategy.entry("Short", strategy.short, when=shortCondition, oca_name="oca_sell")
strategy.close("Short", when=exitShortCondition)


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