DDX精准趋势之低B选股指标公式

趋势:=EMA(WINNER(CLOSE)*100,10)/50;
买卖:=EMA((-3)*(HHV(HIGH,30)-CLOSE)/(HHV(HIGH,30)-LLV(LOW,30))+2.7,9);
低B:买卖=REF(买卖,1) AND 买卖<0.8 AND 趋势>=REF(趋势,1) AND REF(EXIST(买卖<=REF(买卖,1),2),1) AND REF(EXIST(买卖<=0,10),8);