本策略是一个基于多重趋势线突破的智能交易系统。它通过动态识别关键支撑阻力位,结合多种技术指标计算趋势线斜率,在价格突破趋势线时进行交易。该策略不仅能够捕捉市场趋势的转折点,还可以通过参数优化来适应不同市场环境。
策略的核心逻辑包括三个主要部分:首先通过回溯期(Lookback Period)来识别关键的高点和低点,形成初始支撑阻力位;其次,根据选择的计算方法(ATR、标准差或线性回归)动态计算趋势线斜率,使趋势线能够更好地适应市场波动;最后,通过监测价格与趋势线的关系,在突破发生时触发交易信号。系统还包含防止回测过度拟合的机制,通过backpainting参数来模拟真实交易环境。
该策略通过综合运用多种技术分析方法,构建了一个可靠的趋势线突破交易系统。它的优势在于能够动态适应市场变化,同时提供清晰的交易信号。虽然存在一些固有风险,但通过合理的参数设置和持续优化,可以显著提高策略的稳定性和盈利能力。
/*backtest start: 2019-12-23 08:00:00 end: 2024-12-18 08:00:00 period: 1d basePeriod: 1d exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}] */ // This Pine Script™ code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/ // © Alexgoldhunter //@version=5 strategy("Trendlines with Breaks Strategy [AlexGoldHunter]", overlay=true) // Input parameters length = input.int(14, title="Swing Detection Lookback") mult = input.float(1.0, title="Slope", minval=0, step=0.1) calcMethod = input.string('Atr', title="Slope Calculation Method", options=['Atr','Stdev','Linreg']) backpaint = input(true, tooltip='Backpainting offset displayed elements in the past. Disable backpainting to see real-time information returned by the indicator.') // Style settings upCss = input.color(color.teal, title="Up Trendline Color", group="Style") dnCss = input.color(color.red, title="Down Trendline Color", group="Style") showExt = input(true, title="Show Extended Lines") // Calculations var upper = 0.0 var lower = 0.0 var slope_ph = 0.0 var slope_pl = 0.0 var offset = backpaint ? length : 0 n = bar_index src = close ph = ta.pivothigh(length, length) pl = ta.pivotlow(length, length) // Slope Calculation Method slope = switch calcMethod 'Atr' => ta.atr(length) / length * mult 'Stdev' => ta.stdev(src, length) / length * mult 'Linreg' => math.abs(ta.sma(src * n, length) - ta.sma(src, length) * ta.sma(n, length)) / ta.variance(n, length) / 2 * mult // Get slopes and calculate trendlines slope_ph := ph ? slope : slope_ph slope_pl := pl ? slope : slope_pl upper := ph ? ph : upper - slope_ph lower := pl ? pl : lower + slope_pl var upos = 0 var dnos = 0 upos := ph ? 0 : close > upper - slope_ph * length ? 1 : upos dnos := pl ? 0 : close < lower + slope_pl * length ? 1 : dnos // Extended Lines // var uptl = line.new(na, na, na, na, color=upCss, style=line.style_dashed, extend=extend.right) // var dntl = line.new(na, na, na, na, color=dnCss, style=line.style_dashed, extend=extend.right) // if ph and showExt // uptl.set_xy1(n - offset, backpaint ? ph : upper - slope_ph * length) // uptl.set_xy2(n - offset + 1, backpaint ? ph - slope : upper - slope_ph * (length + 1)) // if pl and showExt // dntl.set_xy1(n - offset, backpaint ? pl : lower + slope_pl * length) // dntl.set_xy2(n - offset + 1, backpaint ? pl + slope : lower + slope_pl * (length + 1)) // Plots plot(backpaint ? upper : upper - slope_ph * length, title="Upper", color=ph ? na : upCss, offset=-offset) plot(backpaint ? lower : lower + slope_pl * length, title="Lower", color=pl ? na : dnCss, offset=-offset) // Breakouts plotshape(upos > upos[1] ? low : na, title="Upper Break", style=shape.labelup, location=location.absolute, color=upCss, text="alex_buy_now", textcolor=color.white, size=size.tiny) plotshape(dnos > dnos[1] ? high : na, title="Lower Break", style=shape.labeldown, location=location.absolute, color=dnCss, text="alex_sell_now", textcolor=color.white, size=size.tiny) // Strategy: Buy and Sell conditions if (upos > upos[1]) strategy.entry("Buy", strategy.long) if (dnos > dnos[1]) strategy.entry("Sell", strategy.short) // Alerts alertcondition(upos > upos[1], title="Upward Breakout", message="Price broke the down-trendline upward") alertcondition(dnos > dnos[1], title="Downward Breakout", message="Price broke the up-trendline downward")