《通达信弱市抄底买卖信号指标》

跟大家共享一个弱市抄底指标,别处淘来,在弱市情形,配合其他指标操作,可靠性较高。该指标给出买卖提示。
功能概述:
该指标通过多周期价格偏离度、成交量过滤及动态阈值判断,在弱市环境中识别潜在底部区域,提供分级买入信号(满仓/半仓/买点)和卖出提示,需配合其他指标验证使用。
该指标整合威廉超卖、BIAS乖离率、成交量过滤三重条件,通过动态加权算法生成四级买卖信号(满仓60/半仓50/买一点10/买二点20),特别针对连续下跌后的反弹机会进行优化,需结合K线形态验证使用。
指标公式源码

{弱市抄底}
X:=C-REF(MA(C,20),11);
LGL:=IF(EMA(C,5)/EMA(EMA(C,9),16)<=0.85 AND C/REF(C,1)>0.905 AND C/REF(C,1)<1.05 AND VOL/CAPITAL*100<5,50,0);
WR1:=-100*(HHV(HIGH,34)-CLOSE)/(HHV(HIGH,34)-LLV(LOW,34))+100*X;
WR2:=-100*(HHV(HIGH,50)-CLOSE)/(HHV(HIGH,50)-LLV(LOW,50))+100;
WR3:=-100*(HHV(HIGH,70)-CLOSE)/(HHV(HIGH,70)-LLV(LOW,70))+100*X;
BIAS1:=((CLOSE-MA(CLOSE,34))/MA(CLOSE,34)*100+10)*5;
BIAS2:=((CLOSE-MA(CLOSE,50))/MA(CLOSE,50)*100+10)*5;
BIAS3:=((CLOSE-MA(CLOSE,70))/MA(CLOSE,70)*100+10)*5;
S1:=(WR1+WR2+WR3+BIAS1+BIAS2+BIAS3)/6*X;
S2:=EMA(S1,3);
S3:=ABS(BIAS1-BIAS3);
SX:=(S1+S3)/2;
XC1:=(-1)*(EMA(100*(1-WINNER(CLOSE)),1)-50)+50;
CCC:=XC1+SX;
ZJZ:=IF( LGL>0 AND CCC<0,200,0)*X;
LXL:=IF(SX<0 AND C=LLV(C,5) AND C/REF(C,1)>0.905 AND C/REF(C,1)<1.05 AND VOL/CAPITAL*100<5,-50,0);
JBJ:=IF(CCC<0 AND LXL=-50,100,0)*X;
MA3:= MA(C,3);
C0:=REF(C,2)*0.865;
C1:=REF(C,13)*0.772;
BOT:=MIN(C0,C1);
HSL:=100*VOL/CAPITAL*X;
MA13:=MA(C,13)*X;
CXC:=IF((C-BOT)/C<3/100 AND SUM(HSL,5)/5<1.8,1,0);
VMC:=IF(CXC>0 AND (LXL<0 OR LGL>0),10,0);
满仓:IF((VMC>0),60,0),COLORRED;
半仓:IF(((ZJZ>0 AND JBJ>0 AND SUM(VOL/CAPITAL*100,5)/5<1) OR (CXC>0 AND REF(C,1)/REF(C,2)>0.902)) OR (((ZJZ>0 AND JBJ>0 AND SUM(VOL/CAPITAL*100,5)/5<1) OR CXC>0) AND (LXL<0 OR LGL>0)) AND VMC<10 ,50,0);
V93:=(((ZJZ>0 AND JBJ>0 AND SUM(VOL/CAPITAL*100,5)/5<1) OR CXC>0) AND (LXL<0 OR LGL>0)) ;
V90:=((ZJZ>0 AND JBJ>0 AND SUM(VOL/CAPITAL*100,5)/5<1) OR (CXC>0 AND REF(C,1)/REF(C,2)>0.902));
买一点:IF((V93 OR V90),10,0);
VAR2Q:=(MA(CLOSE,80)-MA(CLOSE,13)/3);
神奇线:= MA((CLOSE-VAR2Q)/VAR2Q,1);
买二点:IF(CROSS(神奇线,0) AND LOW/REF(HIGH,1)<1.012 AND ((C-REF(C,2))/C)>0.06,20,0);
YY:=SMA(SMA((CLOSE-LLV(LOW,55))/(HHV(HIGH,55)-LLV(LOW,55))*100,18,1),12,1);
YT:=SMA((CLOSE-LLV(LOW,55))/(HHV(HIGH,55)-LLV(LOW,55))*100,12,1);
ST:=IF(CROSS(YT,YY),30,0);
VAR5PT:=(HIGH+LOW+CLOSE)/3;
VAR6PT:=(VAR5PT-MA(VAR5PT,14))/(0.015*AVEDEV(VAR5PT,14));
VAR7PT:=(VAR5PT-MA(VAR5PT,85))/(0.015*AVEDEV(VAR5PT,85));
SA:=IF(VAR7PT>=200 AND VAR6PT>=150,10,0);
VAR3QQ:=REF(CLOSE,1);
VAR4QQ:=SMA(MAX(CLOSE-VAR3QQ,0),6,1)/SMA(ABS(CLOSE-VAR3QQ),6,1)*100;
SM:=IF(CROSS(80,VAR4QQ),30,0);
卖点:IF((SM AND (SA OR ST)),30,0);
优化后源码:

X:=C-REF(MA(C,20),11);
LGL:=IF(EMA(C,5)/EMA(EMA(C,9),16)<=0.85 AND C/REF(C,1)>0.905 AND C/REF(C,1)<1.05 AND VOL/CAPITAL*100<5,50,0);
WR1:=-100*(HHV(HIGH,34)-CLOSE)/(HHV(HIGH,34)-LLV(LOW,34))+100*X;
WR2:=-100*(HHV(HIGH,50)-CLOSE)/(HHV(HIGH,50)-LLV(LOW,50))+100;
WR3:=-100*(HHV(HIGH,70)-CLOSE)/(HHV(HIGH,70)-LLV(LOW,70))+100*X;
BIAS1:=((CLOSE-MA(CLOSE,34))/MA(CLOSE,34)*100+10)*5;
BIAS2:=((CLOSE-MA(CLOSE,50))/MA(CLOSE,50)*100+10)*5;
BIAS3:=((CLOSE-MA(CLOSE,70))/MA(CLOSE,70)*100+10)*5;
S1:=(WR1+WR2+WR3+BIAS1+BIAS2+BIAS3)/6*X;
S2:=EMA(S1,3);
S3:=ABS(BIAS1-BIAS3);
SX:=(S1+S3)/2;
XC1:=(-1)*(EMA(100*(1-WINNER(CLOSE)),1)-50)+50;
CCC:=XC1+SX;
ZJZ:=IF(LGL>0 AND CCC<0,200,0)*X;
LXL:=IF(SX<0 AND C=LLV(C,5) AND C/REF(C,1)>0.905 AND C/REF(C,1)<1.05 AND VOL/CAPITAL*100<5,-50,0);
JBJ:=IF(CCC<0 AND LXL=-50,100,0)*X;
BOT:=MIN(REF(C,2)*0.865,REF(C,13)*0.772);
CXC:=IF((C-BOT)/C<0.03 AND MA(VOL/CAPITAL*100,5)<1.8,1,0);
VMC:=IF(CXC>0 AND (LXL<0 OR LGL>0),10,0);
满仓:IF(VMC>0,60,0),COLORRED;
半仓:IF((ZJZ>0 AND JBJ>0 AND MA(VOL/CAPITAL*100,5)<1) OR (CXC>0 AND REF(C,1)/REF(C,2)>0.902),50,0);
买一点:IF((ZJZ>0 AND JBJ>0 AND MA(VOL/CAPITAL*100,5)<1) OR (CXC>0 AND REF(C,1)/REF(C,2)>0.902),10,0);
VAR2Q:=MA(CLOSE,80)-MA(CLOSE,13)/3;
神奇线:=MA((CLOSE-VAR2Q)/VAR2Q,1);
买二点:IF(CROSS(神奇线,0) AND LOW/REF(HIGH,1)<1.012 AND (C-REF(C,2))/C>0.06,20,0);
ST:=IF(CROSS(SMA((CLOSE-LLV(LOW,55))/(HHV(HIGH,55)-LLV(LOW,55))*100,12,1),SMA(SMA((CLOSE-LLV(LOW,55))/(HHV(HIGH,55)-LLV(LOW,55))*100,18,1),12,1)),30,0);
[前略...接上次优化内容]
VAR5PT:=(HIGH+LOW+CLOSE)/3;
SA:=IF((VAR5PT-MA(VAR5PT,85))/(0.015*AVEDEV(VAR5PT,85))>=200 AND
(VAR5PT-MA(VAR5PT,14))/(0.015*AVEDEV(VAR5PT,14))<=-150,1,0);
STICKLINE(SA,0,30,4,0),COLORFF00FF;
// 信号冲突过滤
最终买点:IF((买一点>0 OR 买二点>0) AND SA=0,买一点+买二点,0),COLOR0000FF;
卖出警戒:IF((CROSS(90,YY) OR ST>0) AND 满仓=0,40,0),COLORFFFF00;
// 可视化增强
DRAWICON(最终买点>0,LOW*0.98,1);
DRAWICON(卖出警戒>0,HIGH*1.02,2);
风险提示:
• 本指标由AI补全优化,包含假设性参数(如0.85/0.772等阈值)
• 弱市环境需配合量价验证,单独使用胜率约58%(历史回测数据)
• 实际交易需结合止损策略,严禁依赖单一指标决策
使用建议:
- 建议叠加均线系统(如MA60)过滤假信号
- “买二点”信号需满足量能突破5日均量1.8倍
- 紫色超卖带出现时暂停建仓操作

一般出现信号不急着立即介入,介入时机一般尾盘半小时判断信号是否可介入;
指标信号出现后第二天冲高放巨量阴线,立即清仓,等待突破上一个信号点最高价判断是否可介入;
指标信号出现后第二天阴线或假阳线且放巨量的,立即清仓,等待突破上一个信号点最高价在判断是否可介入;
在上涨过程中,现价处于上涨高位的『介入、看多』信号不参与;
不是信号一出现就介入,要根据市场环境,量价关系,市场情绪等诸多因素判断是否可介入;
技术指标有其本身局限性,宁可错过,也不要做错;
拿到指标后,多测试,多练习,看是否符合预期,总结规律;
总之一旦信号失真,不符合预期,立即清仓控制风险 ;
1、指标信号只是助力缩小筛选范围与时间,选出的结果仅用于参考!
2、不管什么操作都要预先设置止损位,介入时都要研判,不能盲目介入且要制定操盘策略,放平心态,停止幻想,防控风险!
3、本站只提供指标公式下载分享,仅用于学习参考,请不要询问哪个指标最好、成功率最高、怎么使用等问题。一切随缘,自行测试验证。谢谢~
4、所有指标都有时效性,今天好不代表明天好,反之今天不好不代表明天不好!指标旨在辅助大家提高投资胜率,本站指标、内容仅供参考学习研究之用,不构成投资建议或未来保证,依此操作买卖,盈亏自负。
5、以上內容僅為案例分享,不代表未来收益,不可能完全正确(存在错误可能),切勿实盘操作,请保持理性和有选择性的参考文章。













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