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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, [4 w A0 }- @' v8 _4 I" A{参数设置:N(2,300;20)};
; z0 r: d- y* d0 h{公式特点:用【一阶原点矩】构造【股价(股指)尺度差】,}
0 c0 _/ p( ^* Y1 {5 c/ d' C1 L" Z{公式性能因而远超“经典布林带”和体系自带的“BOLL_M”};
N% Q* C0 p4 H. \7 |M1:=((EMA(C,12)-EMA(C,26))/EMA(C,12)+1)*N,NODRAW;7 [- Q+ F9 y7 D. I
DIF:=MA(((EMA(C,12)-EMA(C,26))/EMA(C,12)+1)*C,M1);: d z& B; l7 q. q
, t3 w" q3 r8 pM:EMA("KDJ.K"(9,3,3)/100+"KDJ.D"(9,3,3)/100,N)*N,NODRAW;7 A0 w, e! ^4 ^! { g
M_A:=SUM(C,M)/SUM(1,M);{此式有利看新股}
- [' j1 {& q# e+ A" [6 F5 `3 d{M_A:=MA(C,N);备用,当上市买卖业务日数>=N时与上式等值};1 N% @+ m9 J9 t# C' r7 U
CQ:=ABS(C);' d/ D' y1 `0 ]8 N
SD1:=SQRT(SUM((C-M_A)*(C-M_A)*CQ/SUM(CQ,M),M));, R2 A. s/ {* P$ r
SD2:=SQRT(SUM((C-M_A)*(C-M_A)*CQ,M)/SUM(CQ,M));* s: j( W# k+ `; ~! o* [
SD:=(SD1+SD2)/2;{实在SD1、SD2无原理性区别,但有个截尾偏差}
( X6 ~" {7 M X顶线:M_A+2*SD;
: d( r: H) u4 v6 R- q6 i强线:M_A+SD;
, A F: b! t/ O0 C$ X J: h8 z中线:M_A,LINETHICK1; h) Y/ }, M6 [& Y2 A8 p
弱线:M_A-SD;/ X% ^) U1 R6 j/ c, W1 P9 A# w
底线:M_A-2*SD; |