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maodeng 发表于 2013-1-28 13:13 ! O e+ P2 G5 o ]0 W
. hello 300236
& L+ |: w6 t2 C1 I9 w4 K* W) a) qstatement out of context$ h5 k3 O" L; e
r(119); ' o1 | s* G. E" L8 F
抱歉,最近太忙了
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8 R$ f4 E" [% d8 a+ \/ w+ N6 _' Y300236 我用下面的程序试过,没问题( L' v3 Z6 ~" N- H& \1 X
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你把 D:\stock\test\source 改成你导出的数据存放的目录,再试一试/ v; |7 A6 _4 H) s& P
4 ^- b6 K( ]4 r# m; Acapture program drop hello/ a- c% S1 m8 f0 }
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program hello" ` q6 [; U* \2 F( o$ `) z
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quietly {/ G; @* F. N! P2 Z' o
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$ f( P3 h+ F& R& p
cd D:\stock\test\source
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insheet using `1'.txt
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. C, j e7 x% n: b0 V1 C keep if v5>06 y! @" {* K) b/ r
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gen vt=_n
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tsset vt
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gen zf=D1.v5
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% D% y3 p/ y: q7 {0 d gsort -v1; j; z! w$ S" z, y+ t" w/ v
- K# l8 R u3 m [' a gen avol=v7/v59 [9 E8 Q5 \5 h/ C" K& u: q4 r- D
3 {! M3 d" D4 S0 ?$ x5 P4 T& J
keep if avol>0' j/ x1 ]6 @1 k; ]
6 Q" A6 h- \1 i% f+ d( `0 n
drop vt
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gen vt=_n
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5 n- w, ?4 F$ k: s% _' {2 m tsset vt( H5 ]& ^* [" t- n+ o& I
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sum v5 [aw =avol]
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2 { g3 W0 \& ^ gen amean=r(mean) in 12 o; |5 X" R3 Q/ ]$ Q+ E
5 F" m' S: m& ^. @
* 总加权平均值 amean7 {4 ~! ~" J7 X, ?6 V! h
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2 g C' Q% \8 _- p0 F8 P$ t( K keep in 1/2406 l4 f/ i% W/ X$ C# L
& s& n! G, T) i1 k0 M3 M1 b0 u3 W9 Z
sum v5 [aw =avol], s! R8 p3 }3 w( E4 W8 o
3 R4 Y$ C$ j, [# T& U" R gen mean240=r(mean) in 1! A1 M# z. L: p0 s1 ^
' d' ~* v# _. F3 v) q *240加权平均值 mean240
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set obs 500 " j% i7 H& O, v0 e( d) o8 `2 u& B+ m
+ P5 m5 u7 q3 v W+ ] kdensity v5 [aw =avol],gaussian n(500) generate(dx240 dy240) nograph0 t& Q' U+ Y$ d8 ]$ l2 L; E
7 D4 F B1 F+ H- ] *240 kdensity(dx240 dy240), v$ s2 r4 x5 H5 L
2 }+ Y1 C7 {" O* ^2 Q x
sum dy240& Z5 Y9 M4 I8 @. T# o. W+ \
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gen yxis=r(max) in 1
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. W- m1 m. r) ~, w1 T gen yxis2=yxis/23 E! o' V* o2 s p8 y
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*yxis
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) k) P, E4 m2 z$ I( t+ I5 a gen dy240max=r(max)
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2 Q) `6 S* u/ u X7 D1 Q7 @ gen dy240minp=r(min)2 `6 ?9 l; q/ a! P, p
0 [* q" j/ a. @ R& _ gen vtt=_n
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tsset vtt
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gen ddy240=D1.dy240/D1.dx240& v6 x: k0 F& |2 P" `
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sum ddy240
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gen ddy240max=r(max)
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( N8 ~/ s$ n. z( ~$ k) q q1 F gen ddy240min=r(min)/ c: r- k* k% C. {3 w* s) P
+ [ C: Q3 j+ X. }8 S! a
gen ddy240g=ddy240*(dy240max-dy240min)/(ddy240max-ddy240min)
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sum ddy240g
+ z; e0 k$ W' ?6 j) y5 ^
# w0 g" J4 \* k gen yxis3=r(min) in 1
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gen yxis4=0 in 16 E% J4 }6 N. n3 L% n
& ~" j, d) k% T( Y. r( a *ddy240g ( f6 |% L% [+ h4 c9 K$ w0 L; c7 v
% _& O7 P" r$ e8 Z
9 P- W0 Y* W( o preserve 0 ^ q5 B6 m3 H) |
0 |3 f" H8 ~! b6 m, | sum v5 [aw =avol]
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keep if dx240<r(mean)
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7 r* K- j+ f9 B sum ddy240: X6 i* b9 W2 M# R9 Q/ i5 R
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if r(min)<0 {
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keep if ddy240<=0
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z; E4 T* R0 j: x+ C+ w& J if r(N)>2 {
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pkexamine dx240 dy240: W1 y) C- G, \4 L/ i
8 O& [6 J2 L" |: U local tempminp=r(tomc)4 s* w+ C/ N$ H6 t- x
restore $ @, L9 w! j! y1 \$ x5 A' N% k
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else {
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di "cannot find minp"
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; v, x1 f* i3 Y @: q6 c) n restore
/ s. \% s1 Z+ o; ^3 s sum dx240! c( d% W Q4 k' `* H
local tempminp=r(mean)
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}
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7 o# I. c( n* e a X3 x. ^ else {
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keep if ddy240<=r(min)
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; s* f+ {+ c; y O( p5 f sum dx240
+ E7 \7 j% f0 G% y" J8 @
, E2 r% @6 A# z0 O local tempminp=r(min)
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}
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! a* y5 w, ?/ W q9 a# j gen minp=`tempminp' in 15 j* u. K/ t3 c
*240 minp
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preserve , p4 o. P7 g. g' I2 _6 {4 D; {
8 K3 H# ?) X- `+ T8 h sum v5 [aw =avol]) x* j* d! H. y2 d5 l7 ^
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keep if dx240>r(mean)
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sum ddy240: F, y. h' S p2 c
8 u+ e3 G2 H) d) E2 r) N* ?7 Y if r(max)>0 {
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k* |- m+ y6 I8 d7 z$ h( M; X keep if ddy240>=0* I) e. X, c: O
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count
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if r(N)>2 {
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pkexamine dx240 dy240
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local tempmaxp=r(tomc)
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3 A5 G1 d* ?5 N. e
% y4 E, F, I) c" U else {4 m3 D" N+ n0 K4 ^6 q( V( G
restore , H# | S9 K8 V5 d8 P1 k
di "cannot find maxp"
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sum dx240- m! V5 A# `+ g& R
local tempmaxp=r(mean) ^4 u- L2 o5 W
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}
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keep if ddy240>=r(max)
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sum dx2408 R3 v; V9 ]7 n/ I6 o r% E4 |" z
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local tempmaxp=r(max) 3 |8 Y2 Y0 m& H. F
restore
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gen maxp=`tempmaxp' in 1
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*240maxp- k) O7 S3 ]6 D8 g, x
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*-------------ddy240pminp左侧高峰值-----
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5 R! M! O: }' t; ] preserve 1 B! d. o& h7 G# R
0 X$ k4 ~/ n% Z3 n8 W6 T keep if dx240<`tempminp'- J) s) Q4 `* X. R! g
b3 Y* e& e* r: j keep if ddy240>0
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0 k4 {( s- w! K7 e. z7 \ count
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if r(N)>2 {
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) J0 _' t1 S x5 t7 l pkexamine dx240 ddy240. {7 O0 [) J* U) i: l
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local tempminphddy240=r(tomc)
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else {5 \) U, z4 G) T3 e1 k. J
restore
& Y5 |, F0 C) M! y di "cannot find pminphddy240"
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sum dx240( h9 Y5 \7 u$ p
local tempminphddy240=r(mean)
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}
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gen pminphddy240=`tempminphddy240' in 1
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*-------------ddy240pminp右侧低峰值 -----------------
- X; F% X) s! Q preserve
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+ \( F! e+ ?+ ?, H# o. q keep if dx240>`tempminp'' c( k; k* C2 G7 H
+ X( x N* X J. ] {/ d) G
keep if dx240<`tempmaxp'; v7 ?/ Y2 A1 U6 j( g/ v: W6 s# d
- J1 `% V6 U, T7 k+ J4 s keep if ddy240<0
: y3 S0 H; G% k# s 6 S$ s2 ?6 U& j% r& _: ~0 f* R
gen temddy240=-ddy2404 @% C# d# e0 K3 r* d* H
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count3 ~3 M0 j% F3 e/ ?9 O
3 T3 V8 M. G5 f. n+ I( J
if r(N)>2 {. w& r! {# r f+ ?+ n
$ c0 W% s/ P- E& g( } pkexamine dx240 temddy240
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local tempminplddy240=r(tomc)
# E- p3 ^( H$ r" P9 e+ v4 j) d( F- v restore" x# H, E1 p; E
}
2 ~0 x( w* D6 h+ L6 a2 _ x
2 M3 H8 ?0 }$ ?, I# E: r else {# Q6 A: n% c( x5 K2 W8 K+ C2 J
$ [5 o, t- R$ {% ^; ^% S+ ~ di "cannot find pminplddy240"
3 V) X3 A; S. y a ~. m2 V restore
$ d' B: x; t8 m; ] : w# g2 x' ?8 O/ B& a- s, Y
sum dx240& B+ a/ k6 C8 H" P! m
local tempminplddy240=r(mean)" `& S7 A& @5 k h. Q( m- I! a
8 ~. l9 ?- P) o- }/ I/ v, j
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7 r* `& ^# `+ O' s" ]
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gen pminplddy240=`tempminplddy240' in 1$ \2 X2 ]! P6 }8 B7 `
' M5 X# c: \$ M. M$ \/ F *-------------ddy240pmaxp左侧高峰值 -------------------' ?# H% |" l" u0 B& v! v
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preserve # H( u# O, ?# |4 g/ f/ X
; b+ q# k3 o8 p6 O# p keep if dx240>`tempminp'+ z0 T3 @7 j1 z0 `& v1 ?
6 B& ~( g# }; z( _) M0 J! L keep if dx240<`tempmaxp'7 [) w; Q1 |2 _; n0 i7 ]
$ P5 A) ]! v7 {2 Y b; z0 h keep if ddy240>0
( \0 {" H& q: h! g: R I& w count7 `1 w4 e( J, y8 j R, X: P) k
9 `* L, \) ]( u- y3 y: a" v if r(N)>2 {
* h; R8 V) |; Q0 j6 k 0 x0 h" j+ y: Y: d6 X/ J
pkexamine dx240 ddy240' [) ^2 V0 s1 s
/ b! R- e: [& r* A( a6 _ local tempmaxphddy240=r(tomc) & d" a/ L1 @$ k9 p
8 c# @" f3 _$ b+ m
restore$ h, h& s$ G/ g! O
}1 h6 o# N* O- ]& q, v
& u: [7 b. R1 W else {
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di "cannot find pmaxphddy240"2 o4 X/ Z0 j' n% v6 C& h
restore
4 U' x' n/ Y/ _" i: S6 c
; Z+ N4 h5 {5 q: L* D+ U sum dx240* J, b/ A! v- j% G
local tempmaxphddy240=r(mean)
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gen pmaxphddy240=`tempmaxphddy240' in 1
8 i2 f- Z2 D* g
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*-------------ddy240pmaxp右侧低峰值 -------------------* \' M0 _/ e0 R a2 _- K
4 T( I$ v# ~, {0 @9 T6 \4 i preserve
4 ?4 z) ?1 q- Z' f
7 |& [2 L O# G- t& x keep if dx240>`tempmaxp'( L7 Z+ b! l, P+ E. P
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gen temddy240=-ddy240
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keep if temddy240>0; U2 ]# m6 p& N& `, F
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count
6 n4 `' R% X2 n% ^3 f4 K
" k, f$ H: `/ b( }' A if r(N)>2 {1 R8 g6 H" r% ^- Z! @
" L/ E' A) b' J2 Q pkexamine dx240 temddy240
6 Z: X% E, }% I3 M( M4 |0 n& O 7 @. ]. q. q& t% `) @1 o
local tempmaxplddy240=r(tomc)
9 J1 Q- z: {+ N7 i restore4 Q7 D- J* s& O( _, |" D# {
}
/ v3 U( e+ k% Z, M# b) e
G* t" k3 K- ^& ~/ C8 U else {
8 i, ]6 A5 ]. w- }; y$ x restore
% s( x' I; f3 L4 O' @ di "cannot find pmaxlhddy240"
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/ x- W4 J" g3 L4 O% a* x; I5 i
0 Q& w* e3 @. O% c/ j6 l sum dx240) e' p- K8 a) E+ O/ d# A
local tempmaxplddy240=r(mean) in 1
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+ I4 t0 l- ?0 R9 Z
3 E( `4 M `* `! S0 @ }
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- ?# V4 y O1 L* x
0 k, d9 S6 U; q* r
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- J. [. o. ~2 c! ^/ }6 W5 f gen pmaxplddy240=`tempmaxphddy240' in 1
3 @7 o' y3 M. q5 S 7 `( |0 W) [* e$ `
*-------------------------------------
$ M9 |/ B& A0 x* A/ Z2 ]# D
0 W8 x9 Y' ]4 o, P gen price5d=v5 in 1/20
& s' @* E' f. n/ I7 s ! G4 n" |, e! u$ e2 T9 g1 T
gen price5yy=_n in 1/200 } B4 f5 W9 D* K0 ^
' s }: S- h* x! |7 g; m8 L6 f
gen price5y=price5yy*(dy240max-dy240min)/20( n8 z6 K$ t& Y+ m& |" z+ r, I3 }( i4 a
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*price5y &price5d0 s! x' j! _; ?' n
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gen priceny=price5y in 1: K) U2 M1 {" K) h( B. {% r
9 L8 _! H& _/ E- E gen pricen=v5 in 1
+ y+ I- S9 `3 u3 u$ ^
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*priceny &pricen! J% O1 b% x' N/ K) G: ?; R
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*-------------------------graph------------------
1 f/ u/ t+ P1 Q: S- _0 H + O8 p. U1 ]( g
tw(line dy240 ddy240g dx240)(spike yxis mean240, lc(red))(spike yxis maxp, lp(-) lc(black))(spike yxis minp, lc(black)) (scatter yxis2 mean240,lc(red) msymbol(+) mlabel(mean240) lc(red))(scatter yxis maxp,msymbol(+) mlabel(maxp) lc(black))(scatter yxis minp, msymbol(+) mlabel(minp) lc(black))(scatter yxis4 pminphddy240, msymbol(O) c(l[-]) mlabel(pminphddy240))(scatter yxis3 pminplddy240, msymbol(O) c(l[-]) mlabel(pminplddy240))(scatter yxis4 pmaxphddy240, msymbol(O) c(l[-]) mlabel(pmaxphddy240))(scatter yxis3 pmaxplddy240, msymbol(O) c(l[-]) mlabel(pmaxplddy240))(scatter price5y price5d, msymbol(O) mfc(black) mlc(black) c(l[-])) (scatter priceny pricen, msymbol(O) mfc(red) mlc(red)), title("`f'") xtitle("`1'") ytitle("density") legend(off)
( U7 q% B. X$ t0 X) {# @* W$ R6 K/ _0 j& S! p
* ---------可选项目----------------------! ]) ]2 G2 W, t4 g3 b
*(spike yxis amean,lc(blue))(scatter yxis2 amean, lc(blue) msymbol(+) mlabel(amean))
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7 u( P& ~0 \4 @$ g2 ?end
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