该策略是一个基于波林格带的均值回归交易系统,通过结合趋势过滤器和动态止损来优化交易效果。策略运用统计学原理,在价格偏离均值时进行交易,同时通过技术指标来提高胜率和管理风险。
策略核心基于以下几个关键组件: 1. 使用20周期的波林格带作为主要信号源,带宽为2倍标准差 2. 引入50周期EMA作为趋势过滤器,确保交易方向与中期趋势一致 3. 采用14周期ATR动态设置止损和获利目标,提高风险收益比 4. 在价格触及下轨且位于EMA之上时开多,触及上轨且位于EMA之下时开空 5. 使用2倍ATR作为获利目标,1倍ATR作为止损点位
这是一个将经典技术分析与现代量化方法相结合的策略。通过多重指标确认和严格的风险控制,策略具有较好的实用性。建议在实盘前进行充分的历史回测和模拟交易验证。
/*backtest start: 2019-12-23 08:00:00 end: 2024-11-17 00:00:00 period: 1d basePeriod: 1d exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}] */ //@version=5 strategy("Optimized Bollinger Mean Reversion", overlay=true) // Bollinger Band Settings length = input.int(20, title="BB Length") src = input(close, title="Source") mult = input.float(2.0, title="BB Multiplier") // Bollinger Bands Calculation basis = ta.sma(src, length) dev = mult * ta.stdev(src, length) upper = basis + dev lower = basis - dev // Plot the Bollinger Bands plot(basis, color=color.blue) p1 = plot(upper, color=color.red) p2 = plot(lower, color=color.red) fill(p1, p2, color=color.rgb(41, 98, 255, 90)) // Trend Filter - 50 EMA ema_filter = ta.ema(close, 50) // ATR for Dynamic Stop Loss/Take Profit atr_value = ta.atr(14) // Buy condition - price touches lower band and above 50 EMA buy_condition = ta.crossover(close, lower) and close > ema_filter // Sell condition - price touches upper band and below 50 EMA sell_condition = ta.crossunder(close, upper) and close < ema_filter // Strategy Execution if (buy_condition) strategy.entry("Buy", strategy.long) if (sell_condition) strategy.entry("Sell", strategy.short) // Exit with dynamic ATR-based stop loss and take profit strategy.exit("Take Profit/Stop Loss", from_entry="Buy", limit=2*atr_value, stop=1*atr_value) strategy.exit("Take Profit/Stop Loss", from_entry="Sell", limit=2*atr_value, stop=1*atr_value)