ChaoZhang
概述
这个策略综合考虑了成交量,波动幅度,收盘位置,趋势等多种因素,对交易机会进行识别,属于典型的多因子量化策略。
策略原理
这个策略的核心思路是结合成交量异常突破、收盘位置、波动幅度等多种因素来识别买卖点。
具体来说,策略会计算过去一段时间内的平均成交量,当当前周期的成交量出现明显异常突破就可能预示着趋势的转变。此外,如果收盘价格接近波动幅度的上沿或下沿,也意味着目前的趋势可能逆转。结合成交量和收盘位置这两个因素,可以初步判断买卖点。
为了验证买卖点,该策略还会结合波动幅度指标来判断。如果波动突破过去一段时间的平均值,就会形成买卖信号的第一条件。然后,如果上涨周期的收盘价格在波动幅度的下半段,且成交量增大,则产生卖出信号。相反,如果下跌周期的收盘价格在波动幅度的上半段,且成交量减小,则产生买入信号。
此外,该策略还会结合均线指标判断整体趋势,如果出现了中长线上的趋势改变,也会作为产生买卖信号的条件。
通过上述多种指标的结合,这个策略能够全面判断市场的买卖时机。
策略优势
该策略最主要的优势在于综合考虑多种因素来决策,使结果更加可靠。具体来说,主要有以下几个方面的优势:
- 考虑成交量异常突破,可以提前检测到趋势转变的迹象。
- 通过波动幅度和收盘位置判断真实趋势,避免被短期市场噪音误导。
- 结合中长期均线判断整体趋势方向,确保策略符合大市趋势运行。
- 多因子综合判断使策略更加稳定和可靠,避免出现大额亏损。
策略风险
该策略也存在一些风险需要注意:
- 多因子结合判断较为复杂, parameter tuning较难。
- 不能完全避免被假突破误导产生不必要的交易。
- 如果判断主趋势错误,整体运行效果会打折扣。
- 波动率参数设置需要根据不同市场环境调整。
优化方向
该策略还有以下几个主要的优化方向:
- 使用机器学习等方法自动优化 parameter。
- 加入止损策略管理风险。
- 结合更多因子如资金流向等判断主趋势。
- 设计自适应波动率参数。
总结
该策略综合考虑多种因素识别交易机会。策略优势在于判断全面,稳定可靠;主要风险在参数确定和主趋势判断错误;未来可通过机器学习等方式进行参数优化。总体而言,该策略思路合理,实盘效果值得期待。
策略源码
/*backtest
start: 2023-12-12 00:00:00
end: 2024-01-11 00:00:00
period: 1h
basePeriod: 15m
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/
//@version=3
strategy("volume spread analysis ", overlay=true)
volavg = sma(volume,40)
c= close
l=low
h=high
v=volume
volmean = stdev(volavg,30)
volupband3 = volavg + 3*volmean
volupband2 = volavg + 2*volmean
volupband1 = volavg + 1*volmean
voldnband1 = volavg -1*volmean
voldnband2 = volavg -2*volmean
midprice = (high+low)/2
spread = (high-low)
avgspread = sma(spread,80)
avgspreadbar = spread > avgspread
widerangebar = spread>(1.5*avgspread)
narrowrangebar = spread<(0.7*avgspread)
lowvolume = volume<volume[1] and volume<volume[2]
upbar = close>close[1]
downbar = close<close[1]
highvolume = volume>volume[1] and volume[1]>volume[2]
closefactor = close-low
clsposition = spread/closefactor
closeposition = iff(closefactor==0,avgspread,clsposition)
vb = volume>volavg or volume>volume[1]
upclose = close>=((spread*0.7)+low)// close is above 70% of the bar
downclose = close<=((spread*0.3)+low)// close is below the 30% of the bar
aboveclose = close>((spread*0.5)+low)// close is between 50% and 70% of the bar
belowclose = close<((spread*0.5)+low)// close is between 50% and 30% of the bar
midclose = close>((spread*0.3)+low) and c<((spread*0.7)+l)// close is between 30% and 70% of the bar
verylowclose = closeposition>4//close is below 25% of the bar
veryhighclose = closeposition<1.35// close is above 80% of the bar
closepos = iff(close<=((spread*0.2)+low),1,iff(close<=((spread*0.4)+low),2,iff(close<=((spread*0.6)+low),3,iff(close<=((spread*0.8)+low),4,5))))
// 1 = downclose, 2 = belowclose, 3 = midclose, 4 = aboveclose, 5 = upclose
volpos = iff(volume>volavg*2,1,iff(volume>volavg*1.3,2,iff(volume>volavg,3,iff(volume<volavg and volume>volavg*0.7,4,5))))
//// 1 = very high, 2 = high, 3 = above average, 4 = less than average, 5 = low
freshgndhi = close > highestbars(h,5)
freshgndlo = close < lowestbars(l,5)
//========================trend estimation =========================
//jtrend=sma(close,5)
//trendlongterm = linreg(jtrend,40)
//trendmediumterm = linreg(jtrend,10)
//trendshortterm = linreg(jtrend,3)
//tls=linreg(jtrend,3)
minperiodsrwist = input(title="short term min periods", defval=2, minval=1)
maxperiodsrwist = input(title="short term max periods", defval=8, minval=1)
minperiodsrwilt = input(title="long term min periods", defval=10, minval=1)
maxperiodsrwilt = input(title="long term max periods", defval=40, minval=1)
rwhmins = (high - nz(low[minperiodsrwist])) / (atr(minperiodsrwist) * sqrt(minperiodsrwist))
rwhmaxs = (high - nz(low[maxperiodsrwist])) / (atr(maxperiodsrwist) * sqrt(maxperiodsrwist))
rwhs = max( rwhmins, rwhmaxs )
rwlmins = (nz(high[minperiodsrwist]) - low) / (atr(minperiodsrwist) * sqrt(minperiodsrwist))
rwlmaxs = (nz(high[maxperiodsrwist]) - low) / (atr(maxperiodsrwist) * sqrt(maxperiodsrwist))
rwls = max( rwlmins, rwlmaxs )
rwhminl = (high - nz(low[minperiodsrwilt])) / (atr(minperiodsrwilt) * sqrt(minperiodsrwilt))
rwhmaxl = (high - nz(low[maxperiodsrwilt])) / (atr(maxperiodsrwilt) * sqrt(maxperiodsrwilt))
rwhl = max( rwhminl, rwhmaxl )
rwlminl = (nz(high[minperiodsrwilt]) - low) / (atr(minperiodsrwilt) * sqrt(minperiodsrwilt))
rwlmaxl = (nz(high[maxperiodsrwilt]) - low) / (atr(maxperiodsrwilt) * sqrt(maxperiodsrwilt))
rwll = max( rwlminl, rwlmaxl )
ground = rwhs
sky = rwls
j = rwhs-rwls
k = rwhl-rwll
j2 = rwhl
k2 = rwll
ja = cross(j,1)
jb = cross(1,j)
jc = cross(-1,j)
jd = cross(j,-1)
j2a = cross(j2,1)
j2b = cross(1,j2)
k2a = cross(k2,1)
k2b = cross(1,k2)
upmajoron = j > 1 and ja[1]
upmajoroff = j < 1 and jb[1]
upminoron = j2 > 1 and j2a[1]
upminoroff = j2 < 1 and j2b[1]
dnmajoron = j < -1 and jc[1]
dnmajoroff = j > -1 and jd[1]
dnminoron = k2 > 1 and k2a[1]
dnminoroff = k2 < 1 and k2b[1]
upimd = iff(ground > 1, 1,0)
dnimd = iff(sky > 1, 1, 0)
upmajor = iff(j>1,1,iff(j<(-1),-1,0))
upminor = iff(j2>1,1,-1)
dnminor = iff(k2>1,1,-1)
//======================================================================|
Buy_stop = lowest(low[1],5) - atr(20)[1]
plot(Buy_stop, color=red, title="buy_stoploss")
Sell_stop = highest(high[1],5) + atr(20)[1]
plot(Sell_stop, color=green, title="sell_stoploss")
//======================================================================|
//upthrustbar = widerangebar and downclose and upimd==1 and high>high[1] //wrb and uhs and fresh ground
nut = widerangebar and downclose and freshgndhi and highvolume // new signal
bc = widerangebar and aboveclose and volume == highest(volume,60) and upmajor==1 // new signal
upthrustbar = widerangebar and (closepos==1 or closepos==2) and upminor>0 and high>high[1] and (upimd>0or upmajor>0) and volpos <4// after minor up trend
upthrustbartrue = widerangebar and closepos==1 and upmajor>0 and high>high[1] and volpos <4//occurs after a major uptrend
upthrustcond1 = upthrustbar[1] and downbar and not narrowrangebar
upthrustcond2 = upthrustbar[1] and downbar and volpos == 2
upthrustcond3 = upthrustbar and volpos ==1
toprevbar = volume[1]>volavg and upbar[1] and widerangebar[1] and downbar and downclose and widerangebar and upmajor>0 and high==highest(high,10)
pseudoupthrust = upbar[1] and high>high[1] and volume[1]>1.5*volavg and downbar and downclose and not upthrustbar
pseudoutcond = pseudoupthrust[1] and downbar and downclose and not upthrustbar
trendchange = upbar[1] and high==highest(high,5) and downbar and (downclose or midclose) and volume>volavg and upmajor>0 and upimd>0 and not widerangebar and not pseudoupthrust
nodemandbarut = upbar and narrowrangebar and lowvolume and closepos> 3 and ((upminor>0 and upimd>0)or (upminor<0 and upminor>0))//in a up market
nodemandbardt = upbar and narrowrangebar and lowvolume and closepos> 3 and (upminor<=0or upimd<=0)// in a down or sidewayss market
nosupplybar = downbar and narrowrangebar and lowvolume and closepos<3 and ((upminor<1 and upimd<1)or (upminor>0 and upimd<1))
lowvoltest = low==lowest(low,5) and upclose and lowvolume//lowvolume and l<low[1] and upclose
lowvoltest1 = low==lowest(low,5) and volume<volavg and low<low[1] and upclose and upminor>0 and upmajor>0// and widerangebar
lowvoltest2 = lowvoltest[1] and upbar and upclose
sellcond1 = (upthrustcond1 or upthrustcond2 or upthrustcond3)
sellcond2 = sellcond1[1]==0
sellcond = sellcond1 and sellcond2
strengthdown0 = upmajor<0 and volpos<4 and downbar[1] and upbar and closepos>3 and upminor<0 and upimd<=0// strength after a long down trend
strengthdown = volpos<4 and downbar[1] and upbar and closepos>3 and upimd<=00 and upminor<0// strength after a down trend
strengthdown1 = upmajor<0 and volume>(volavg*1.5) and downbar[1] and upbar and closepos>3 and upminor<0 and upimd<=0//strength after downtrend . high volume
strengthdown2 = upimd<=0 and volume[1]<volavg and upbar and veryhighclose and volpos<4
buycond1 = strengthdown or strengthdown1
buycond = upbar and buycond1[1]
stopvolume = low==lowest(low,5) and (upclose or midclose) and v>1.5*volavg and upmajor<0
revupthrust = upmajor<0 and upbar and upclose and volume>volume[1] and volume>volavg and widerangebar and downbar[1] and downclose[1] and upminor<0
effortup = high>high[1] and low>low[1] and close>close[1] and close>=((high-low)*0.7+low) and spread>avgspread and volpos<4//and open<=((high-low)*0.3+low)
effortupfail = effortup[1] and (upthrustbar or upthrustcond1 or upthrustcond2 or upthrustcond3 or (downbar and avgspreadbar))
effortdown = high<high[1] and low<low[1] and close<close[1] and close<=((high-low)*0.25+low) and widerangebar and volume>volume[1]//o>=((high-low)*0.75+
effortdownfail = effortdown[1] and ((upbar and avgspreadbar)or revupthrust or buycond1)
upflag = (sellcond or buycond or effortup or effortupfail or stopvolume or effortdown or effortdownfail or revupthrust or nodemandbardt or nodemandbarut or nosupplybar or lowvoltest or lowvoltest1 or lowvoltest2 or bc)
bullbar = (volume>volavg or volume>volume[1]) and closeposition <2 and upbar and not upflag
bearbar = vb and downclose and downbar and spread>avgspread and not upflag
buy = (upbar and revupthrust[1])or lowvoltest2
burely = strengthdown1 and stopvolume[1]or (upbar and revupthrust[1])or lowvoltest2
//buy = effortup and lowvoltest2[1]
//sell = upthrustbartrue
sell = effortup[1] and effortupfail and upthrustcond3 and upthrustbartrue and toprevbar
strategy.entry("simpleBuy", strategy.long, when= (upbar and revupthrust[1])or lowvoltest2 )
strategy.close("simpleBuy",when=upthrustbartrue )
//strategy.entry("simpleSell", strategy.short,when= upthrustbartrue )
//strategy.close("simpleSell",when= (upbar and revupthrust[1])or lowvoltest2)
//|============================================================================================|
//data = close >= open
//plotshape(true, style=shape.flag, color=data ? green : red)
plotshape((upthrustbar or upthrustbartrue) ,title="upthrustbaro" ,style=shape.arrowdown ,size=size.huge,color=red )
//plotshape(toprevbar ,title="toprevbar" ,style=shape.flag ,size=size.small,color=blue )
//plotshape((pseudoupthrust) ,title="(pseudoupthrus" ,style=shape.circle ,size=size.small,color=blue )
//plotshape((upthrustcond1 or upthrustcond2) ,title="upthrustcond1" ,style=shape.triangleup ,size=size.small,color=red )
plotshape(trendchange ,title="trendchange" ,style=shape.xcross ,size=size.small,color=red )
//plotshape((nodemandbardt) ,title="(nodemandbardt" ,style=shape.square ,size=size.small,color=orange )
//plotshape(nosupplybar ,title="nosupplybar" ,style=shape.cross ,size=size.small,color=blue)
plotshape(revupthrust ,title="revupthrust" ,style=shape.arrowup ,size=size.huge,color=green )
//plotshape((upthrustbar or upthrustbartrue) ,title="upthrustbaro" ,style=shape.cross ,size=size.small,color=red )
//plotshape((upthrustcond1 or upthrustcond2) ,title="upthrustcond1" ,style=shape.triangledown ,size=size.small,color=white )
//plotshape((pseudoupthrust) ,title="(pseudoupthrus" ,style=shape.arrowup ,size=size.small,color=blue )
//plotshape(nodemandbarut ,title="nodemandbarut" ,style=shape.labelup ,size=size.small,color=orange )
//plotshape(nodemandbarut ,title="nodemandbarut" ,style=shape.labeldown ,size=size.small,color=yellow )
//plotshape(nodemandbardt ,title="nodemandbardt" ,style=shape.diamond ,size=size.small,color=yellow )
//plotshape(nosupplybar ,title="nosupplybar" ,style=shape.xcross ,size=size.small,color=blue )
plotshape(lowvoltest ,title="lowvoltest" ,style=shape.triangleup ,size=size.small,color=blue )
//plotshape(lowvoltest2 ,title="lowvoltest2" ,style=shape.triangledown ,size=size.small,color=yellow )
//plotshape(strengthdown ,title="strengthdown" ,style=shape.flag ,size=size.small,color=green)
//plotshape(strengthdown ,title="strengthdown" ,style=shape.circle ,size=size.small,color=lime )
//plotshape(strengthdown2 ,title="strengthdown2" ,style=shape.arrowup ,size=size.small,color=silver )
//plotshape(strengthdown2 ,title="strengthdown2" ,style=shape.arrowdown ,size=size.small,color=red )
//plotshape(stopvolume ,title="stopvolume" ,style=shape.labelup ,size=size.small,color=green )
//plotshape(stopvolume ,title="stopvolume" ,style=shape.labeldown ,size=size.small,color=yellow )
plotshape(effortup ,title="effortup" ,style=shape.diamond ,size=size.small,color=lime )
plotshape(effortupfail ,title="effortupfail" ,style=shape.xcross ,size=size.small,color=blue )
//plotshape(effortupfail ,title="effortupfail" ,style=shape.cross ,size=size.small,color=white )
plotshape(effortdown ,title="effortdown" ,style=shape.triangledown ,size=size.small,color=red )
plotshape(effortdownfail ,title="effortdownfail" ,style=shape.xcross ,size=size.small,color=green )
//plotshape(effortdownfail ,title="effortdownfail" ,style=shape.flag ,size=size.small,color=white )
//plotshape(buycond ,title="buycond" ,style=shape.circle ,size=size.small,color=green )
//plotshape(sellcond ,title="sellcond" ,style=shape.arrowup ,size=size.small,color=orange )
//plotshape((nut) ,title="(nut)" ,style=shape.arrowdown ,size=size.small,color=lime )
//plotshape((bc ) ,title="(bc" ,style=shape.labelup ,size=size.small,color=red )
//plotshape(buy ,title="buy" ,style=shape.labeldown ,size=size.small,color=white )