指标主要用于识别股价短期超跌后的反弹机会。核心逻辑是寻找满足特定条件的股票：价格大幅下跌、成交量萎缩、出现支撑位迹象，同时排除部分特定板块。当这些条件同时满足时，指标会发出买入信号。
操作策略：当指标出现信号时，可考虑买入，通常预期会有一波超跌反弹行情。
HG1:=REF(CLOSE,1);
HG2:=(HG1-CLOSE)*100/HG1;
HG3:=HG2>4 AND ABS(CLOSE-OPEN)/CLOSE>0.05;
HG4:=CLOSE< OPEN AND CLOSE< 0.98*MA(CLOSE,5) AND ABS(CLOSE-OPEN)/CLOSE>0.03;
HG5:=HG4 AND (MIN(CLOSE,OPEN)-LOW)/(HIGH-LOW)>=1/3 AND HG2>=3;
HG6:=CONST(REF(LOW,BARSLAST(HG5>0)));
HG7:=0.033;
HG8:=ABS(HG6-LOW)<=HG7 OR ABS(HG6-MIN(OPEN,CLOSE))<=HG7 OR ABS(HG6-HIGH)<=HG7 OR ABS(HG6-MAX(OPEN,CLOSE))<=HG7;
HG9:=COUNT(HG8,30)>=1;
HG10:=VOL<=0.505*REF(VOL,1);
HG11:=REF(HG9,1) AND HG10 AND COUNT(HG3,10);
HG12:=SUM((CLOSE-REF(CLOSE,1))/REF(CLOSE,1)*100,5)< 1;
HG13:=(HIGH-LOW)/LOW*100>5 AND (MIN(OPEN,CLOSE)-LOW)/LOW*100>5;
HG14:=HG12 AND HG13;
HG15:=IF(CODELIKE(1),0,1);
HG16:=IF(CODELIKE(2),0,1);
HG17:=IF(CODELIKE(3),0,1);
HG18:=IF(CODELIKE(4),0,1);
HG19:=COUNT(HG11,3)>1;
HG20:=HG10 OR HG3 OR HG8 AND HG15 AND HG16 AND HG17 AND HG18 AND COUNT(HG10,3)>1;
STICKLINE(HG20,0,0.8,3,0),COLOR0000FF;
STICKLINE(HG20,0,0.8,3,0),COLOR0000FF;
