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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( Y# s; t% n. o- w; K/ b c
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{参数设置:N(2,300;20)};- J8 X. G- n1 a1 j- X8 |
{公式特点:用【一阶原点矩】构造【股价(股指)尺度差】,}
) e% z) c/ g- o! ?{公式性能因而远超“经典布林带”和体系自带的“BOLL_M”};; ^1 u- `4 ^3 Q# o% H) f" _
M1:=((EMA(C,12)-EMA(C,26))/EMA(C,12)+1)*N,NODRAW;' K- n& R6 P. d: @$ e! ]' t; W3 P
DIF:=MA(((EMA(C,12)-EMA(C,26))/EMA(C,12)+1)*C,M1);0 W1 u: r: o$ k( r4 w
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M:EMA("KDJ.K"(9,3,3)/100+"KDJ.D"(9,3,3)/100,N)*N,NODRAW;& T4 o# A3 F+ e4 c: I
M_A:=SUM(C,M)/SUM(1,M);{此式有利看新股}: C5 e/ {1 F5 [7 O6 Z9 I
{M_A:=MA(C,N);备用,当上市买卖业务日数>=N时与上式等值};
! K( c/ E, L) W2 b* aCQ:=ABS(C);: K! ]1 {4 ?! `# p& b4 x; T
SD1:=SQRT(SUM((C-M_A)*(C-M_A)*CQ/SUM(CQ,M),M));
* e& u0 j7 s: |* g% t, OSD2:=SQRT(SUM((C-M_A)*(C-M_A)*CQ,M)/SUM(CQ,M));
9 Z& I9 [2 d, S3 c, s& zSD:=(SD1+SD2)/2;{实在SD1、SD2无原理性区别,但有个截尾偏差}3 L- Z. p! p3 ?0 [
顶线:M_A+2*SD;
& [# M' g7 w- e3 i% ]强线:M_A+SD;' s% a; l$ o( |" F" P# H) v
中线:M_A,LINETHICK1;+ D9 x4 V* F& F+ z8 c+ @) [
弱线:M_A-SD;9 p% P, m1 u7 E- |/ {- B, a/ m; ~
底线:M_A-2*SD; |