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")