动向指标,PDI上穿MDI为多头趋势,ADX确认强度
MTR:=SUM(MAX(MAX(HIGH-LOW,ABS(HIGH-REF(CLOSE,1))),ABS(LOW-REF(CLOSE,1))),14); PDI:SUM(IF(HIGH>REF(HIGH,1),HIGH-REF(HIGH,1),0),14)/MTR*100; MDI:SUM(IF(REF(LOW,1)>LOW,REF(LOW,1)-LOW,0),14)/MTR*100; ADX:MA(ABS(MDI-PDI)/(MDI+PDI)*100,6); ADXR:(ADX+REF(ADX,6))/2;