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MID:MA(CLOSE,21),COLORWHITE;UPPER:MID + 1.96*STD(CLOSE,21),COLORYELLOW;LOWER:MID - 1.96*STD(CLOSE,21),COLORYELLOW;UP:MID + 2.58*STD(CLOSE,21),COLORFF00FF;LOOW:MID - 2.58*STD(CLOSE,21),COLORFF00FF;{1.96统计学中为95%可信区间,2.58为99%可信区间,故采用1.96和2.58作为参数}单边上升:=(C>MID);单边下降:=(C<MID);布林线开口:=UP-LOOW;多头行情:=C>MA(C,5) AND MA(C,5)>MA(C,10);股价在高位:=((C-LLV(C,30))/(HHV(C,30)-LLV(C,30))>0.6);股价在低位:=((C-LLV(C,30))/(HHV(C,30)-LLV(C,30))<0.4);布林线缩口:=((UPPER-MID)/MID<0.05); STICKLINE(单边上升,MID,UP,6,0),COLOR330066;STICKLINE(单边下降,LOOW,MID,6,0),COLOR545454;DRAWTEXT(布林线缩口,MID,'▲'),COLORWHITE;STICKLINE((OPEN >= CLOSE),OPEN,CLOSE,5,0),COLORCYAN;STICKLINE((OPEN >= CLOSE),HIGH,LOW,0,0),COLORCYAN;STICKLINE((OPEN < CLOSE),OPEN,CLOSE,5,0),COLORRED;STICKLINE((OPEN < CLOSE),HIGH,LOW,0,0),COLORRED;MID,COLORWHITE;UPPER,COLORYELLOW;LOWER,COLORYELLOW;UP,COLORFF00FF;LOOW,COLORFF00FF;drawtext(单边上升 and ref(c,1)>ref(up,1) and c < up ,up*1.08,'减仓'),color00FF00;drawtext(ref(布林线开口,1)=hhv(布林线开口,20) and 单边上升,up*1.08,'卖出'),colorwhite;空仓:=(cross(mid,amount/v/100));drawtext(空仓,up*1.05,'空仓'),coloryellow;drawtext(BARSLAST(布林线缩口)=1 and c<ma(c,10),up*1.08,'一轮跌势起'),color00FF00;适当建仓:=(单边上升 and FILTER(多头行情,20) and v>ma(v,3));drawtext(适当建仓,loow,'适当建仓'),colorred;加仓:=(单边上升 and ref(c-mid,1)=llv(c-mid,5));drawtext(加仓 and BARSLAST(适当建仓)<BARSLAST(空仓),loow,'加仓'),colorff00ff;一波行情起:=(BARSLAST(布林线缩口)<=3 and v>ma(v,3) and 股价在低位 and c>ref(c,1) and c>ma(c,10));drawtext(FILTER(一波行情起,5),lower,'一波行情起'),colorred;一波跌势完:=(单边下降 and BARSLAST(ref(布林线开口,1)=hhv(布林线开口,50))<=5 and loow>ref(loow,1) and c <mid) and 股价在低位;drawtext(FILTER(一波跌势完,5),lower,'抢反弹');
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