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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7 _5 K) E- L8 K- [4 m; K3 y. c
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{参数设置:N(2,300;20)};
& r9 m' n- Z; c& s" C8 B8 f- k{公式特点:用【一阶原点矩】构造【股价(股指)尺度差】,}
G, }/ O9 V# W0 _: N! c* V: I{公式性能因而远超“经典布林带”和体系自带的“BOLL_M”};5 s; A' s$ }8 m" T+ N _. K( Q
M1:=((EMA(C,12)-EMA(C,26))/EMA(C,12)+1)*N,NODRAW;
@+ L8 P7 o( U! c$ D! l+ b: }' \DIF:=MA(((EMA(C,12)-EMA(C,26))/EMA(C,12)+1)*C,M1);9 _) \. Q2 s0 f: R7 \ Y ^4 R
0 `5 W6 E, L8 D& Y: z7 f* Q4 LM:EMA("KDJ.K"(9,3,3)/100+"KDJ.D"(9,3,3)/100,N)*N,NODRAW;3 [6 t F, M6 s# F. K( {9 O
M_A:=SUM(C,M)/SUM(1,M);{此式有利看新股}6 g) T# ?% |) B! t% d1 w- g
{M_A:=MA(C,N);备用,当上市买卖业务日数>=N时与上式等值};7 g1 M! o! [6 ~; y0 P
CQ:=ABS(C);
6 c5 ], @0 e$ x, `( X8 mSD1:=SQRT(SUM((C-M_A)*(C-M_A)*CQ/SUM(CQ,M),M));: A* g& Z$ Q' d% ^+ \/ B. f
SD2:=SQRT(SUM((C-M_A)*(C-M_A)*CQ,M)/SUM(CQ,M));
4 Z. d k, i# ]7 D ~7 uSD:=(SD1+SD2)/2;{实在SD1、SD2无原理性区别,但有个截尾偏差}
+ T$ j; x* V4 M8 _3 f( c顶线:M_A+2*SD;8 d- X" `& F+ n' b4 a
强线:M_A+SD;
2 j7 m7 z# i7 D% p中线:M_A,LINETHICK1;
' X" t T/ ]: X9 ?- m& e5 e- H弱线:M_A-SD; ~* |) R0 O5 |1 d% k5 n4 e
底线:M_A-2*SD; |