X_1:=/REF(,1);X_2:=VOL/REF(LLV(VOL,100),1);X_3:=VOL/REF(HHV(VOL,100),1);X_4:=(CLOSE-REF(CLOSE,1))/REF(CLOSE,1)*100;X_5:=(CLOSE-OPEN)/OPEN*100;X_6:=(HIGH-MAX(CLOSE,OPEN))/MAX(CLOSE,OPEN)*100;X_7:=VOL/REF(VOL,1)>1.95 AND VOL/REF(VOL,1)<2>OPEN;X_8:=VOL/REF(VOL,1)<0>LOW;X_9:=OPEN/CLOSE>=1.04 OR (REF(CLOSE,1)/CLOSE>=1.03 AND CLOSE
1.095,1),VOL/REF(VOL,1)<=1.1,VOL/MA(VOL,60)<=2/3 OR VOL/REF(VOL,1)<=1.15 OR VOL=0.03 AND CLOSE>OPEN OR (C