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逾越布林(源码,起首是股指股价尺度差算法的逾越,其次是动态周期,三看次新股6 \' [+ M5 P2 V6 k
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{参数设置:N(2,300;20)};& z! B; Z. P8 [: k9 @2 b3 D* A
{公式特点:用【一阶原点矩】构造【股价(股指)尺度差】,}; d: ^5 z3 j6 ~# \( _$ y4 ~
{公式性能因而远超“经典布林带”和体系自带的“BOLL_M”};
- C [8 P" D5 [# |. S: ]: kM1:=((EMA(C,12)-EMA(C,26))/EMA(C,12)+1)*N,NODRAW;
& q1 g* f0 K# M JDIF:=MA(((EMA(C,12)-EMA(C,26))/EMA(C,12)+1)*C,M1);
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M:EMA("KDJ.K"(9,3,3)/100+"KDJ.D"(9,3,3)/100,N)*N,NODRAW;1 [% l" O; f4 @% N3 M/ G3 M! n
M_A:=SUM(C,M)/SUM(1,M);{此式有利看新股}. }/ b4 U7 Z" I
{M_A:=MA(C,N);备用,当上市买卖业务日数>=N时与上式等值};
' a# k* i+ f; W! h5 Y! ^CQ:=ABS(C);' Y1 L, S- ?6 @8 J% x1 n) F
SD1:=SQRT(SUM((C-M_A)*(C-M_A)*CQ/SUM(CQ,M),M));
( d& K" P1 l2 C% K. z: R/ eSD2:=SQRT(SUM((C-M_A)*(C-M_A)*CQ,M)/SUM(CQ,M));
. N$ _& {1 Q" X2 ?8 ~SD:=(SD1+SD2)/2;{实在SD1、SD2无原理性区别,但有个截尾偏差}
5 }0 i2 j. K8 O顶线:M_A+2*SD;
& e9 u$ Y. d. ^: g5 d$ ]9 D强线:M_A+SD;3 z: z) U0 J9 O- R
中线:M_A,LINETHICK1;
8 y0 J1 D9 Y" |9 Q( Q' J0 h弱线:M_A-SD;
4 ^) i3 Y$ t3 B6 e0 y% t+ b. T底线:M_A-2*SD; |