通达信高胜率布林选股指标公式

BOLL:=MA(CLOSE,25);
UB:=BOLL+2*STD(CLOSE,25);
LB:=BOLL-2*STD(CLOSE,25);
xg:REF(EXIST(H>UB,5),2) AND C<BOLL AND H>BOLL AND L=LLV(L,5) AND C>O AND COUNT(L>BOLL,5)=4;