Estratégia baseada em padrões de velas

Autora:ChaoZhang, Data: 22 de Fevereiro de 2023
Tags:

Resumo

Esta estratégia é baseada em padrões de velas para identificar diferentes sinais de velas e negociar ao longo da tendência.

Estratégia lógica

A estratégia identifica principalmente os seguintes padrões de candelabro para os sinais de negociação:

  • Engulfing: padrões de engulfing de alta e de engulfing de baixa

  • Linha de perfuração/Cobre de nuvens escuras: padrões de linha de perfuração de alta e de cobertura de nuvens escuras de baixa

  • Estrela da manhã/estrela da noite: padrões de estrela da manhã alta e estrela da noite baixa

  • Métodos de retenção do cinturão: tendências de retenção do cinturão de alta e de retenção do cinturão de baixa

  • Três Soldados Brancos/Três Corvos Negros: três soldados brancos e três corvos negros padrões

  • Três estrelas no sul: três estrelas no padrão sul

  • Sandwich de pau: padrão de sanduíche de pau

  • Linha de encontro: padrões de linha de encontro de alta e linha de encontro de baixa

  • Diminuição de preços: padrões de aumento de preços e queda de preços

  • Base da escada: padrão da base da escada

Ao detectar esses sinais de candelabro, ele colocará ordens pendentes perto do preço de abertura da próxima barra, com stop loss e take profit pré-definidos para seguir a tendência.

Ele também adiciona um filtro de média móvel para evitar receber sinais quando o preço está no lado errado da MA.

Vantagens

  1. Com base nos padrões clássicos de candelabro, tem alguma aplicabilidade universal.

  2. Negociação mecânica baseada em regras de padrão, não afectada por factores subjetivos.

  3. O risco de perdas e de lucros para controlar os riscos comerciais únicos.

  4. O mecanismo de parada de tração ajusta a perda de parada dinamicamente junto com o mercado.

  5. O filtro MA adiciona mais lógica para evitar ser preso em negócios errados.

Riscos e soluções

  1. Os padrões de velas têm alguns problemas de identificação errada, o que pode levar a sinais falsos.

  2. O stop loss estático não pode evitar completamente os riscos dos eventos de mercado.

  3. Sensível a sessões de negociação, não pode funcionar 24x7, pode ajustar horários de negociação ou adicionar filtros de leilão.

  4. O filtro MA pode perder algumas oportunidades. Pode diminuir o período de MA ou remover o filtro.

  5. Difícil de lucrar com ambos os lados longos e curtos juntos devido a conflitos.

Orientações de otimização

  1. Otimizar os parâmetros dos padrões de candelabro para melhorar a identificação.

  2. Teste diferentes métodos de trailing stop para encontrar o ideal.

  3. Tente técnicas mais avançadas de gestão de risco como gestão de dinheiro ou volatilidade stop loss.

  4. Adicionar mais filtros para melhorar a lógica de filtragem.

  5. Construir modelos de reconhecimento de padrões de velas usando aprendizado de máquina.

  6. Desenvolver uma lógica estratégica que possa identificar sinais longos e curtos.

Resumo

Esta estratégia usa padrões clássicos de velas para detecção de tendências e negocia mecânicamente com base nos sinais. Gerencia os riscos por meio de stop loss rigoroso e trailing stop, e melhora a lógica adicionando o filtro MA. A estratégia é fácil de entender e implementar, mas também tem alguns problemas como errônea identificação e dificuldades no ajuste de parâmetros. As otimizações futuras podem ser feitas introduzindo mais indicadores técnicos e modelos de aprendizado de máquina para alcançar melhor desempenho.


/*backtest
start: 2022-09-15 00:00:00
end: 2023-02-17 00:00:00
period: 1d
basePeriod: 1h
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/

//@version=2
strategy("Candle Patterns Strategy - 2", shorttitle="CPS - 2", overlay=true)
// New risk management system: order entry, moving stop loss to breakeven + moving average filter (SMA)

//--- Patterns Input ---

OnEngulfing = input(defval=true, title="Engulfing", type=bool)
OnHarami = input(defval=true, title="Harami", type=bool)
OnPiercingLine = input(defval=true, title="Piercing Line / Dark Cloud Cover", type=bool)
OnMorningStar = input(defval=true, title="Morning Star / Evening Star ", type=bool)
OnBeltHold = input(defval=true, title="Belt Hold", type=bool)
OnThreeWhiteSoldiers = input(defval=true, title="Three White Soldiers / Three Black Crows", type=bool)
OnThreeStarsInTheSouth = input(defval=true, title="Three Stars in the South", type=bool)
OnStickSandwich = input(defval=true, title="Stick Sandwich", type=bool)
OnMeetingLine = input(defval=true, title="Meeting Line", type=bool)
OnKicking = input(defval=true, title="Kicking", type=bool)
OnLadderBottom = input(defval=true, title="Ladder Bottom", type=bool)

//--- Risk Management Input ---
tick = input (defval = 0.01, title="Tick Size", minval = 0.001)
inpsl = input(defval = 10, title="Stop Loss", minval = 1)
inptp = input(defval = 100, title="Take Profit", minval = 1)
inpbm = input (defval=10, title="Breakeven Margin", minval = 1)
inpindent = input(defval = 5, title="Price Movement Confirmation", minval = 0)
InpSmaFilter = input(defval=false, title="MA Filter", type=bool)
maPer=input(defval = 50, title="MA Period", minval = 1)
//inptrail = input(defval = 0, title="Trailing Stop", minval = 0)
// If the zero value is set for stop loss, take profit or trailing stop, then the function is disabled
//sl = inpsl >= 1 ? inpsl : na
sl = inpsl * tick
bm = inpbm * tick
tp = inptp //* tick
indent = inpindent * tick
//trail = inptrail >= 1 ? inptrail : na

//--- Session Input ---

sess = input(defval = "0000-0000", title="Trading Session")
t = time(timeframe.period, sess)
session_open = na(t) ? false : true

// --- Candlestick Patterns ---

//Engulfing 
bullish_engulfing = high[0]>high[1] and low[0]<low[1] and open[0]<open[1] and close[0]>close[1] and close[0]>open[0] and close[1]<close[2] and close[0]>open[1] ? OnEngulfing : na
bearish_engulfing = high[0]>high[1] and low[0]<low[1] and open[0]>open[1] and close[0]<close[1] and close[0]<open[0] and close[1]>close[2] and close[0]<open[1] ? OnEngulfing : na

//Harami
bullish_harami =  open[1]>close[1] and close[1]<close[2] and open[0]>close[1] and open[0]<open[1] and close[0]>close[1] and close[0]<open[1] and high[0]<high[1] and low[0]>low[1] and close[0]>=open[0] ? OnHarami : na
bearish_harami =   open[1]<close[1] and close[1]>close[2] and open[0]<close[1] and open[0]>open[1] and close[0]<close[1] and close[0]>open[1] and high[0]<high[1] and low[0]>low[1] and close[0]<=open[0] ? OnHarami : na

//Piercing Line/Dark Cloud Cover 
piercing_line = close[2]>close[1] and open[0]<low[1] and close[0]>avg(open[1],close[1]) and close[0]<open[1] ? OnPiercingLine : na
dark_cloud_cover = close[2]<close[1] and open[0]>high[1] and close[0]<avg(open[1],close[1]) and close[0]>open[1] ? OnPiercingLine : na

//Morning Star/Evening Star
morning_star = close[3]>close[2] and close[2]<open[2] and open[1]<close[2] and close[1]<close[2] and open[0]>open[1] and open[0]>close[1] and close[0]>close[2] and open[2]-close[2]>close[0]-open[0] ? OnMorningStar : na
evening_star = close[3]<close[2] and close[2]>open[2] and open[1]>close[2] and close[1]>close[2] and open[0]<open[1] and open[0]<close[1] and close[0]<close[2] and close[2]-open[2]>open[0]-close[0] ? OnMorningStar : na

//Belt Hold
bullish_belt_hold = close[1]<open[1] and low[1]>open[0] and close[1]>open[0] and open[0]==low[0] and close[0]>avg(close[0],open[0]) ? OnBeltHold :na
bearish_belt_hold =  close[1]>open[1] and high[1]<open[0] and close[1]<open[0] and open[0]==high[0] and close[0]<avg(close[0],open[0]) ? OnBeltHold :na

//Three White Soldiers/Three Black Crows 
three_white_soldiers = close[3]<open[3] and open[2]<close[3] and close[2]>avg(close[2],open[2]) and open[1]>open[2] and open[1]<close[2] and close[1]>avg(close[1],open[1]) and open[0]>open[1] and open[0]<close[1] and close[0]>avg(close[0],open[0]) and high[1]>high[2] and high[0]>high[1] ? OnThreeWhiteSoldiers : na
three_black_crows =  close[3]>open[3] and open[2]>close[3] and close[2]<avg(close[2],open[2]) and open[1]<open[2] and open[1]>close[2] and close[1]<avg(close[1],open[1]) and open[0]<open[1] and open[0]>close[1] and close[0]<avg(close[0],open[0]) and low[1]<low[2] and low[0]<low[1] ? OnThreeWhiteSoldiers : na

//Three Stars in the South
three_stars_in_the_south = open[3]>close[3] and open[2]>close[2] and open[2]==high[2] and open[1]>close[1] and open[1]<open[2] and open[1]>close[2] and low[1]>low[2] and open[1]==high[1] and open[0]>close[0] and open[0]<open[1] and open[0]>close[1] and open[0]==high[0] and close[0]==low[0] and close[0]>=low[1] ? OnThreeStarsInTheSouth : na

//Stick Sandwich
stick_sandwich = open[2]>close[2] and open[1]>close[2] and open[1]<close[1] and open[0]>close[1] and open[0]>close[0] and close[0]==close[2] ? OnStickSandwich : na

//Meeting Line 
bullish_ml = open[2]>close[2] and open[1]>close[1] and close[1]==close[0] and open[0]<close[0] and open[1]>=high[0] ? OnMeetingLine : na
bearish_ml = open[2]<close[2] and open[1]<close[1] and close[1]==close[0] and open[0]>close[0] and open[1]<=low[0] ? OnMeetingLine : na

//Kicking 
bullish_kicking =  open[1]>close[1] and open[1]==high[1] and close[1]==low[1] and open[0]>open[1] and open[0]==low[0] and close[0]==high[0] and close[0]-open[0]>open[1]-close[1] ? OnKicking : na
bearish_kicking = open[1]<close[1] and open[1]==low[1] and close[1]==high[1] and open[0]<open[1] and open[0]==high[0] and close[0]==low[0] and open[0]-close[0]>close[1]-open[1] ? OnKicking : na

//Ladder Bottom
ladder_bottom = open[4]>close[4] and open[3]>close[3] and open[3]<open[4] and open[2]>close[2] and open[2]<open[3] and open[1]>close[1] and open[1]<open[2] and open[0]<close[0] and open[0]>open[1] and low[4]>low[3] and low[3]>low[2] and low[2]>low[1] ? OnLadderBottom : na

// --- Plotting Patterns ---

plotshape(bullish_engulfing, text='Engulfing', style=shape.triangleup, color=#1FADA2, editable=true, title="Bullish Engulfing Text")
plotshape(bearish_engulfing,text='Engulfing', style=shape.triangledown, color=#F35A54, editable=true, title="Bearish Engulfing Text")
plotshape(bullish_harami,text='Harami', style=shape.triangleup, color=#1FADA2, editable=true, title="Bullish Harami Text")
plotshape(bearish_harami,text='Harami', style=shape.triangledown, color=#F35A54, editable=true, title="BEarish Harami Text")
plotshape(piercing_line,text='Piercing Line', style=shape.triangleup, color=#1FADA2, editable=false)
plotshape(dark_cloud_cover,text='Dark Cloud Cover', style=shape.triangledown, color=#F35A54, editable=false)
plotshape(morning_star,text='Morning Star', style=shape.triangleup, color=#1FADA2, editable=false)
plotshape(evening_star,text='Evening Star', style=shape.triangledown, color=#F35A54, editable=false)
plotshape(bullish_belt_hold,text='Belt Hold', style=shape.triangleup, color=#1FADA2, editable=false)    
plotshape(bearish_belt_hold,text='Belt Hold', style=shape.triangledown, color=#F35A54, editable=false)
plotshape(three_white_soldiers,text='Three White Soldiers', style=shape.triangleup, color=#1FADA2, editable=false)
plotshape(three_black_crows,text='Three Black Crows', style=shape.triangledown, color=#F35A54, editable=false)
plotshape(three_stars_in_the_south,text='3 Stars South', style=shape.triangleup, color=#1FADA2, editable=false)
plotshape(stick_sandwich,text='Stick Sandwich', style=shape.triangleup, color=#1FADA2, editable=false)
plotshape(bullish_ml,text='Meeting Line', style=shape.triangleup, color=#1FADA2, editable=false)
plotshape(bearish_ml,text='Meeting Line', style=shape.triangledown, color=#F35A54, editable=false)
plotshape(bullish_kicking,text='Kicking', style=shape.triangleup, color=#1FADA2, editable=false)
plotshape(bearish_kicking,text='Kicking', style=shape.triangledown, color=#F35A54, editable=false)
plotshape(ladder_bottom,text='Ladder Bottom', style=shape.triangleup, color=#1FADA2, editable=false)

// --- STRATEGY ---

SignalUp = bullish_engulfing or bullish_harami or piercing_line or morning_star or bullish_belt_hold or three_white_soldiers or three_stars_in_the_south or stick_sandwich or bullish_ml or bullish_kicking or ladder_bottom
SignalDown = bearish_engulfing or bearish_harami or dark_cloud_cover or evening_star or bearish_belt_hold or three_black_crows or bearish_ml or bearish_kicking

PointOfEntry = SignalUp ? high[0] + indent : SignalDown ? low[0] - indent : na

bu = strategy.position_avg_price
shlo = strategy.position_size
stL = shlo > 0 and close [0] > bu + bm ? bu : shlo < 0 and close [0] < bu - bm ? bu : na
du = sma(close, maPer)
smaF = SignalUp and high[0]>du[0] ? true : SignalUp and high[0]<du[0] ? false : SignalDown and high[0]>du[0] ? false : SignalDown and high[0]<du[0] ? true : na 
smaFilter = InpSmaFilter ? smaF : true
duplot = InpSmaFilter ? du : na
plot(duplot, color=red)

// -- Orders --

strategy.order("buy", true, stop = PointOfEntry, oca_name = "trade",  when = SignalUp and session_open and smaFilter)
strategy.cancel("buy", when = not session_open or SignalDown or strategy.opentrades > 0)
strategy.order("stop sell", false, stop = bu-sl, oca_name = "trade",  when = strategy.opentrades > 0 and shlo > 0 and session_open)
strategy.cancel("stop sell", close [0] > bu + bm or not session_open or strategy.opentrades == 0 )
strategy.order("breakeven sell", false, stop = bu + 1*tick, oca_name = "trade",  when = strategy.opentrades > 0 and shlo > 0 and close [0] > bu + bm and session_open)
strategy.cancel("breakeven sell", when = strategy.opentrades == 0 or not session_open)

strategy.order("sell", false, stop = PointOfEntry, oca_name = "trade",  when = SignalDown and session_open and smaFilter)
strategy.cancel("sell", when = not session_open or SignalUp or strategy.opentrades > 0)
strategy.order("stop buy", true, stop = bu+sl, oca_name = "trade",  when = strategy.opentrades > 0 and shlo < 0 and session_open)
strategy.cancel("stop buy", when = close [0] < bu - bm or not session_open or  strategy.opentrades == 0 )
strategy.order("breakeven buy", true, stop = bu - 1 * tick, oca_name = "trade",  when = strategy.opentrades > 0 and shlo < 0 and close [0] < bu - bm and session_open)
strategy.cancel("breakeven buy", when = strategy.opentrades == 0 or not session_open)

strategy.close("buy", when = not session_open or SignalDown )
strategy.close("sell", when = not session_open or SignalUp)
strategy.exit("Take Profit", from_entry = "buy", profit = tp)
strategy.exit("Take Profit", from_entry = "sell", profit = tp)

Mais.