ChaoZhang
概述
本策略是一个结合了斐波那契序列和布林带的创新交易系统。它通过将传统布林带的标准差倍数替换为斐波那契比率(1.618、2.618、4.236),形成了一个独特的价格波动区间判断系统。策略包含了完整的交易管理功能,包括止盈止损设置和交易时间窗口过滤,使其具有较强的实用性和灵活性。
策略原理
策略的核心逻辑基于价格与斐波那契布林带的交互关系。首先计算价格的简单移动平均线(SMA)作为中轨,然后利用ATR乘以不同的斐波那契比率形成上下轨。当价格突破用户选定的斐波那契带位时,系统会产生交易信号。具体来说,当最低价低于目标买入带且最高价高于该带位时触发做多信号;当最低价低于目标卖出带且最高价高于该带位时触发做空信号。
策略优势
- 自适应性强: 通过ATR动态调整带宽,使策略能更好地适应不同市场环境
- 灵活性高: 用户可以根据交易风格选择不同的斐波那契带位作为交易信号
- 风险管理完善: 内置止盈止损和时间过滤功能,有效控制风险
- 视觉直观: 通过不同透明度的带区显示,便于交易者理解市场结构
- 计算逻辑清晰: 使用经典技术指标组合,易于理解和维护
策略风险
- 假突破风险: 价格可能在突破后立即回落,产生虚假信号
- 参数敏感性: 不同的斐波那契比率选择会显著影响策略表现
- 时间依赖性: 如果启用交易时间窗口,可能错过重要的交易机会
- 市场环境依赖: 在震荡市场中可能产生过多交易信号
策略优化方向
- 信号确认机制: 建议添加成交量或动量指标作为突破确认
- 动态参数优化: 可以根据市场波动率自动调整斐波那契比率
- 市场环境过滤: 增加趋势判断功能,在不同市场环境下使用不同的参数
- 信号权重系统: 建立多重时间框架分析,提高信号可靠性
- 仓位管理优化: 根据市场波动性和信号强度动态调整仓位大小
总结
这是一个将经典技术分析工具创新组合的策略,通过斐波那契序列优化了传统布林带策略。其主要优势在于自适应性和灵活性,但使用时需要注意参数选择和市场环境的匹配度。通过添加额外的确认指标和优化信号生成机制,该策略还有较大的改进空间。
策略源码
/*backtest
start: 2019-12-23 08:00:00
end: 2025-01-04 08:00:00
period: 1d
basePeriod: 1d
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/
//@version=5
// © sapphire_edge
// # ========================================================================= #
// #
// # _____ __ _ ______ __
// # / ___/____ _____ ____ / /_ (_)_______ / ____/___/ /___ ____
// # \__ \/ __ `/ __ \/ __ \/ __ \/ / ___/ _ \ / __/ / __ / __ `/ _ \
// # ___/ / /_/ / /_/ / /_/ / / / / / / / __/ / /___/ /_/ / /_/ / __/
// # /____/\__,_/ .___/ .___/_/ /_/_/_/ \___/ /_____/\__,_/\__, /\___/
// # /_/ /_/ /____/
// #
// # ========================================================================= #
strategy(shorttitle="⟡Sapphire⟡ FiboBands Strategy", title="[Sapphire] Fibonacci Bollinger Bands Strategy", initial_capital= 50000, currency= currency.USD,default_qty_value = 1,commission_type= strategy.commission.cash_per_contract,overlay= true )
// # ========================================================================= #
// # // Settings Menu //
// # ========================================================================= #
// -------------------- Main Settings -------------------- //
groupFiboBands = "FiboBands"
length = input.int(20, minval = 1, title = 'Length', group=groupFiboBands)
src = input(close, title = 'Source', group=groupFiboBands)
offset = input.int(0, 'Offset', minval = -500, maxval = 500, group=groupFiboBands)
fibo1 = input(defval = 1.618, title = 'Fibonacci Ratio 1', group=groupFiboBands)
fibo2 = input(defval = 2.618, title = 'Fibonacci Ratio 2', group=groupFiboBands)
fibo3 = input(defval = 4.236, title = 'Fibonacci Ratio 3', group=groupFiboBands)
fiboBuy = input.string(options = ['Fibo 1', 'Fibo 2', 'Fibo 3'], defval = 'Fibo 1', title = 'Fibonacci Buy', group=groupFiboBands)
fiboSell = input.string(options = ['Fibo 1', 'Fibo 2', 'Fibo 3'], defval = 'Fibo 1', title = 'Fibonacci Sell', group=groupFiboBands)
showSignals = input.bool(true, title="Show Signals", group=groupFiboBands)
signalOffset = input.int(5, title="Signal Vertical Offset", group=groupFiboBands)
// -------------------- Trade Management Inputs -------------------- //
groupTradeManagement = "Trade Management"
useProfitPerc = input.bool(false, title="Enable Profit Target", group=groupTradeManagement)
takeProfitPerc = input.float(1.0, title="Take Profit (%)", step=0.1, group=groupTradeManagement)
useStopLossPerc = input.bool(false, title="Enable Stop Loss", group=groupTradeManagement)
stopLossPerc = input.float(1.0, title="Stop Loss (%)", step=0.1, group=groupTradeManagement)
// -------------------- Time Filter Inputs -------------------- //
groupTimeOfDayFilter = "Time of Day Filter"
useTimeFilter1 = input.bool(false, title="Enable Time Filter 1", group=groupTimeOfDayFilter)
startHour1 = input.int(0, title="Start Hour (24-hour format)", minval=0, maxval=23, group=groupTimeOfDayFilter)
startMinute1 = input.int(0, title="Start Minute", minval=0, maxval=59, group=groupTimeOfDayFilter)
endHour1 = input.int(23, title="End Hour (24-hour format)", minval=0, maxval=23, group=groupTimeOfDayFilter)
endMinute1 = input.int(45, title="End Minute", minval=0, maxval=59, group=groupTimeOfDayFilter)
closeAtEndTimeWindow = input.bool(false, title="Close Trades at End of Time Window", group=groupTimeOfDayFilter)
// -------------------- Trading Window -------------------- //
isWithinTradingWindow(startHour, startMinute, endHour, endMinute) =>
nyTime = timestamp("America/New_York", year, month, dayofmonth, hour, minute)
nyHour = hour(nyTime)
nyMinute = minute(nyTime)
timeInMinutes = nyHour * 60 + nyMinute
startInMinutes = startHour * 60 + startMinute
endInMinutes = endHour * 60 + endMinute
timeInMinutes >= startInMinutes and timeInMinutes <= endInMinutes
timeCondition = (useTimeFilter1 ? isWithinTradingWindow(startHour1, startMinute1, endHour1, endMinute1) : true)
// Check if the current bar is the last one within the specified time window
isEndOfTimeWindow() =>
nyTime = timestamp("America/New_York", year, month, dayofmonth, hour, minute)
nyHour = hour(nyTime)
nyMinute = minute(nyTime)
timeInMinutes = nyHour * 60 + nyMinute
endInMinutes = endHour1 * 60 + endMinute1
timeInMinutes == endInMinutes
// Logic to close trades if the time window ends
if timeCondition and closeAtEndTimeWindow and isEndOfTimeWindow()
strategy.close_all(comment="Closing trades at end of time window")
// # ========================================================================= #
// # // Calculations //
// # ========================================================================= #
sma = ta.sma(src, length)
atr = ta.atr(length)
ratio1 = atr * fibo1
ratio2 = atr * fibo2
ratio3 = atr * fibo3
upper3 = sma + ratio3
upper2 = sma + ratio2
upper1 = sma + ratio1
lower1 = sma - ratio1
lower2 = sma - ratio2
lower3 = sma - ratio3
// # ========================================================================= #
// # // Signal Logic //
// # ========================================================================= #
// -------------------- Entry Logic -------------------- //
targetBuy = fiboBuy == 'Fibo 1' ? upper1 : fiboBuy == 'Fibo 2' ? upper2 : upper3
buy = low < targetBuy and high > targetBuy
// -------------------- User-Defined Exit Logic -------------------- //
targetSell = fiboSell == 'Fibo 1' ? lower1 : fiboSell == 'Fibo 2' ? lower2 : lower3
sell = low < targetSell and high > targetSell
// # ========================================================================= #
// # // Strategy Management //
// # ========================================================================= #
// -------------------- Trade Execution Flags -------------------- //
var bool buyExecuted = false
var bool sellExecuted = false
float labelOffset = ta.atr(14) * signalOffset
// -------------------- Buy Logic -------------------- //
if buy and timeCondition
if useProfitPerc or useStopLossPerc
strategy.entry("Buy", strategy.long, stop=(useStopLossPerc ? close * (1 - stopLossPerc / 100) : na), limit=(useProfitPerc ? close * (1 + takeProfitPerc / 100) : na))
else
strategy.entry("Buy", strategy.long)
if showSignals and not buyExecuted
buyExecuted := true
sellExecuted := false
label.new(bar_index, high - labelOffset, "◭", style=label.style_label_up, color = color.rgb(119, 0, 255, 20), textcolor=color.white)
// -------------------- Sell Logic -------------------- //
if sell and timeCondition
if useProfitPerc or useStopLossPerc
strategy.entry("Sell", strategy.short, stop=(useStopLossPerc ? close * (1 + stopLossPerc / 100) : na), limit=(useProfitPerc ? close * (1 - takeProfitPerc / 100) : na))
else
strategy.entry("Sell", strategy.short)
if showSignals and not sellExecuted
sellExecuted := true
buyExecuted := false
label.new(bar_index, low + labelOffset, "⧩", style=label.style_label_down, color = color.rgb(255, 85, 0, 20), textcolor=color.white)
// # ========================================================================= #
// # // Plots and Charts //
// # ========================================================================= #
plot(sma, style = plot.style_line, title = 'Basis', color = color.new(color.orange, 0), linewidth = 2, offset = offset)
upp3 = plot(upper3, title = 'Upper 3', color = color.new(color.teal, 90), offset = offset)
upp2 = plot(upper2, title = 'Upper 2', color = color.new(color.teal, 60), offset = offset)
upp1 = plot(upper1, title = 'Upper 1', color = color.new(color.teal, 30), offset = offset)
low1 = plot(lower1, title = 'Lower 1', color = color.new(color.teal, 30), offset = offset)
low2 = plot(lower2, title = 'Lower 2', color = color.new(color.teal, 60), offset = offset)
low3 = plot(lower3, title = 'Lower 3', color = color.new(color.teal, 90), offset = offset)
fill(upp3, low3, title = 'Background', color = color.new(color.teal, 95))
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