A estratégia Reversal-Catcher é uma estratégia de negociação de reversão que utiliza o indicador de volatilidade Bollinger Bands e o indicador de impulso RSI.
A estratégia usa Bollinger Bands como o principal indicador técnico, combinado com RSI e outros indicadores de impulso para verificar os sinais de negociação.
As vantagens desta estratégia incluem:
Os riscos desta estratégia incluem:
Para controlar os riscos, podemos definir o nível de stop loss para limitar a exposição ao risco, e otimizar parâmetros como o período de bandas de Bollinger ou os números do RSI para melhorar o desempenho do sistema.
As principais direcções de otimização incluem:
A estratégia Reversal-Catcher é uma estratégia de negociação de curto prazo eficaz em geral. Combinando a filtragem de tendências e sinais de reversão, pode evitar falsos sinais durante a consolidação do mercado e evitar a luta contra a tendência. Através de parâmetros contínuos e otimização do modelo, um melhor desempenho da estratégia pode ser alcançado.
/*backtest start: 2023-10-24 00:00:00 end: 2023-11-23 00:00:00 period: 1h basePeriod: 15m exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}] */ // This is an Open source work. Please do acknowledge in case you want to reuse whole or part of this code. // Please see the documentation to know the details about this. //@version=5 strategy('Strategy:Reversal-Catcher', shorttitle="Reversal-Catcher", overlay=true , currency=currency.NONE, initial_capital=100000) // Inputs src = input(close, title="Source (close, high, low, open etc.") BBlength = input.int(defval=20, minval=1,title="Bollinger Period Length, default 20") BBmult = input.float(defval=1.5, minval=1.0, maxval=4, step=0.1, title="Bollinger Bands Standard Deviation, default is 1.5") fastMovingAvg = input.int(defval=21, minval=5,title="Fast Exponential Moving Average, default 21", group = "Trends") slowMovingAvg = input.int(defval=50, minval=8,title="Slow Exponential Moving Average, default 50", group = "Trends") rsiLenght = input.int(defval=14, title="RSI Lenght, default 14", group = "Momentum") overbought = input.int(defval=70, title="Overbought limit (RSI), default 70", group = "Momentum") oversold = input.int(defval=30, title="Oversold limit (RSI), default 30", group = "Momentum") hide = input.bool(defval=true, title="Hide all plots and legends from the chart (default: true)") // Trade related tradeType = input.string(defval='Both', group="Trade settings", title="Trade Type", options=['Both', 'TrendFollowing', 'Reversal'], tooltip="Consider all types of trades? Or only Trend Following or only Reversal? (default: Both).") endOfDay = input.int(defval=1500, title="Close all trades, default is 3:00 PM, 1500 hours (integer)", group="Trade settings") mktAlwaysOn = input.bool(defval=false, title="Markets that never closed (Crypto, Forex, Commodity)", tooltip="Some markers never closes. For those cases, make this checked. (Default: off)", group="Trade settings") // Utils annotatePlots(txt, val, hide) => if (not hide) var l1 = label.new(bar_index, val, txt, style=label.style_label_left, size = size.tiny, textcolor = color.white, tooltip = txt) label.set_xy(l1, bar_index, val) /////////////////////////////// Indicators ///////////////////// vwap = ta.vwap(src) plot(hide ? na : vwap, color=color.purple, title="VWAP", style = plot.style_line) annotatePlots('VWAP', vwap, hide) // Bollinger Band of present time frame [BBbasis, BBupper, BBlower] = ta.bb(src, BBlength, BBmult) p1 = plot(hide ? na : BBupper, color=color.blue,title="Bollinger Bands Upper Line") p2 = plot(hide ? na : BBlower, color=color.blue,title="Bollinger Bands Lower Line") p3 = plot(hide ? na : BBbasis, color=color.maroon,title="Bollinger Bands Width", style=plot.style_circles, linewidth = 1) annotatePlots('BB-Upper', BBupper, hide) annotatePlots('BB-Lower', BBlower, hide) annotatePlots('BB-Base(20-SMA)', BBbasis, hide) // RSI rsi = ta.rsi(src, rsiLenght) // Trend following ema50 = ta.ema(src, slowMovingAvg) ema21 = ta.ema(src, fastMovingAvg) annotatePlots('21-EMA', ema21, hide) annotatePlots('50-EMA', ema50, hide) // Trend conditions upTrend = ema21 > ema50 downTrend = ema21 < ema50 // Condition to check Special Entry: HH_LL // Long side: hhLLong = barstate.isconfirmed and (low > low[1]) and (high > high[1]) and (close > high[1]) hhLLShort = barstate.isconfirmed and (low < low[1]) and (high < high[1]) and (close < low[1]) longCond = barstate.isconfirmed and (high[1] < BBlower[1]) and (close > BBlower) and (close < BBupper) and hhLLong and ta.crossover(rsi, oversold) and downTrend shortCond = barstate.isconfirmed and (low[1] > BBupper[1]) and (close < BBupper) and (close > BBlower) and hhLLShort and ta.crossunder(rsi, overbought) and upTrend // Trade execute h = hour(time('1'), syminfo.timezone) m = minute(time('1'), syminfo.timezone) hourVal = h * 100 + m totalTrades = strategy.opentrades + strategy.closedtrades if (mktAlwaysOn or (hourVal < endOfDay)) // Entry var float sl = na var float target = na if (longCond) strategy.entry("enter long", strategy.long, 1, limit=na, stop=na, comment="Long[E]") sl := low[1] target := high >= BBbasis ? BBupper : BBbasis alert('Buy:' + syminfo.ticker + ' ,SL:' + str.tostring(math.floor(sl)) + ', Target:' + str.tostring(target), alert.freq_once_per_bar) if (shortCond) strategy.entry("enter short", strategy.short, 1, limit=na, stop=na, comment="Short[E]") sl := high[1] target := low <= BBbasis ? BBlower : BBbasis alert('Sell:' + syminfo.ticker + ' ,SL:' + str.tostring(math.floor(sl)) + ', Target:' + str.tostring(target), alert.freq_once_per_bar) // Exit: target or SL if ((close >= target) or (close <= sl)) strategy.close("enter long", comment=close < sl ? "Long[SL]" : "Long[T]") if ((close <= target) or (close >= sl)) strategy.close("enter short", comment=close > sl ? "Short[SL]" : "Short[T]") else if (not mktAlwaysOn) // Close all open position at the end if Day strategy.close_all(comment = "EoD[Exit]", alert_message = "EoD Exit", immediately = true)