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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
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{参数设置:N(2,300;20)};. Q0 \1 ` {4 A7 s7 b2 N% B, ~. t
{公式特点:用【一阶原点矩】构造【股价(股指)尺度差】,}
* X0 }0 J' ~* n4 {. \{公式性能因而远超“经典布林带”和体系自带的“BOLL_M”};
7 U ?5 E8 ]% C, ^( ^& A5 L: G' vM1:=((EMA(C,12)-EMA(C,26))/EMA(C,12)+1)*N,NODRAW;! J8 S9 u% e$ @/ R$ [+ U
DIF:=MA(((EMA(C,12)-EMA(C,26))/EMA(C,12)+1)*C,M1);) Y [+ P0 ]% x7 M. `
5 A9 }) j6 m: z4 z7 L5 x2 A% g' GM:EMA("KDJ.K"(9,3,3)/100+"KDJ.D"(9,3,3)/100,N)*N,NODRAW;/ ~; e* X0 j/ ^
M_A:=SUM(C,M)/SUM(1,M);{此式有利看新股} P+ U* Q4 q& 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/ f7 m! `+ {* s% {' MCQ:=ABS(C);2 d+ Z, N! U4 f% g% b
SD1:=SQRT(SUM((C-M_A)*(C-M_A)*CQ/SUM(CQ,M),M));9 ^$ r. l* `0 w: f! P+ O5 L+ V
SD2:=SQRT(SUM((C-M_A)*(C-M_A)*CQ,M)/SUM(CQ,M));
% P5 t& @: V- s" GSD:=(SD1+SD2)/2;{实在SD1、SD2无原理性区别,但有个截尾偏差}
3 R2 |( B( a" s$ t顶线:M_A+2*SD;7 F$ u( B; c. H
强线:M_A+SD;& c% ?* k9 f8 M6 M$ S- i
中线:M_A,LINETHICK1;
2 Z1 U9 k; G, V6 b弱线:M_A-SD;# H3 D7 B7 D3 R0 r
底线:M_A-2*SD; |