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maodeng 发表于 2013-1-28 13:13 * a# F' o: m# e @8 n
. hello 300236
- |2 [6 I' s! r. h7 R+ ?statement out of context, C0 I9 `+ |* T7 S! f( t: v/ a; T
r(119);
, R8 T9 `5 R3 v; Z4 f" P抱歉,最近太忙了
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* ^0 x! E7 D' ~- o8 K6 l% ?0 a l3 k7 @& o300236 我用下面的程序试过,没问题. m2 E7 E7 l+ n& |6 d; C
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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1 P4 ]* V. N9 \ i8 K
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capture program drop hello
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$ C8 \! O0 H, k3 H7 gprogram hello
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quietly {
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clear' _8 t$ ]4 {$ q# [- k0 V
1 C5 O5 b/ X- D8 i3 g' R. lcd D:\stock\test\source
, I7 a1 h1 ]; d/ H. h# X. [- N6 M0 ~2 r3 {( ]& T: Q* b3 e
insheet using `1'.txt& i- [% t# V r
# f9 V. D% C" @
keep if v5>0
& e5 O4 v* `/ O r, u
# Y: r8 H5 s5 e6 X2 N! L gen vt=_n
, Y3 i5 m( m! Z3 r5 d) }' Q$ a ; w$ x8 \1 Z$ z. d
tsset vt0 e' C* u. B* U' ]1 z, l
1 F. r. o/ ^, n, B, L0 X! z
gen zf=D1.v5
8 ]" g, k3 y1 A; I. J' W5 h- L$ m( v+ ]0 j) I6 M+ H( u
gsort -v17 j7 \0 W# W# s
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gen avol=v7/v5
: @3 M: q. @+ Z
; Q6 q+ v, Y) b5 h keep if avol>0
* r9 C6 f$ M3 V1 ^. c u
& q* D1 p+ ~, w( q! e) G drop vt
4 |3 Q! G+ ~5 C1 b& A' [
^) g1 b; `' t& C/ b5 J" ~0 ~ gen vt=_n( X9 }2 h. ?$ H& d2 o$ w% k0 ~
' v9 ]1 U5 d, y; i0 B: Z
tsset vt V/ ~% e" N* c- ~; [
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sum v5 [aw =avol]
0 d; H, }4 h' E8 G2 U9 b# \. Q, O2 H6 w0 s( ^
gen amean=r(mean) in 1
3 P) T5 y ~/ q1 X2 w B( ]- X. p
8 D8 Y! \1 W8 i& _' |2 C( y * 总加权平均值 amean) M* V- y5 t c
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keep in 1/240
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sum v5 [aw =avol]
( m' o7 \: d# L0 W$ }; S
0 }2 R+ Y1 f9 j/ F5 x gen mean240=r(mean) in 1
& o1 ~2 q2 }; m, D; _ % a5 S- K0 U6 f# X8 c r
*240加权平均值 mean240
# r- B5 m! z& q8 M0 q % p4 U. m9 i! o6 t' o# y
set obs 500 5 P! G0 ], l5 Y# \% G
9 G$ {, U1 Q' `# \
kdensity v5 [aw =avol],gaussian n(500) generate(dx240 dy240) nograph+ m0 h& I2 u7 _' }
% h7 t: W" d. }: l
*240 kdensity(dx240 dy240)- u& ?! m! N& ^( E2 \
0 A: d8 e- `; U- ^. D5 M! Y- X! } sum dy240" } m6 Q. R$ S2 W" K5 x
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gen yxis=r(max) in 1, W1 Z ~$ ~' D/ P4 @& F6 }$ T+ e+ D( G
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gen yxis2=yxis/2) x; J6 x. C' q' R' D3 |3 G
6 g* b) g. f- S( y; v
*yxis
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gen dy240max=r(max)
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gen dy240minp=r(min)
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- }* q1 E2 k+ b- L( y% T8 @5 | gen vtt=_n9 D: i8 M' q0 [. o
q% ~( K o0 b; c D+ V" E) @4 s tsset vtt
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gen ddy240=D1.dy240/D1.dx240
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sum ddy240
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gen ddy240max=r(max)
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gen ddy240min=r(min)
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gen ddy240g=ddy240*(dy240max-dy240min)/(ddy240max-ddy240min)# X% W( R$ ?# B
, f: ^. S9 B' [' ? sum ddy240g
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gen yxis3=r(min) in 1& k/ a% R5 P' ^( ]8 [
9 O \. C6 g5 A3 H2 m9 |9 P gen yxis4=0 in 1
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; ]6 _% o1 y, Y2 i- p+ z) B *ddy240g
% J1 T, ^" p/ a. m5 `3 w5 G5 b+ W" G : f, r3 n: B" s3 Z
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preserve 9 o" w7 @6 ` Y, ^
/ d' [+ U( ^7 G2 G sum v5 [aw =avol]) J5 D {& Q# e1 M
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keep if dx240<r(mean)
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9 r$ l+ V# q$ y( p) w" J. R. k sum ddy240
- @; [3 _ k1 \; e p' _- g: u7 s3 Y& j2 l) {2 t
if r(min)<0 {2 S) h; x2 ^1 d% J% M" k8 A
- I, p' P# \- n1 S keep if ddy240<=0
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4 h- o, H0 C( G* o
if r(N)>2 {& M9 p' o. ?& X. G _
7 ]5 ~8 {1 ^6 h& T' { pkexamine dx240 dy240
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local tempminp=r(tomc)7 r7 A! q) A4 J) M- E# i2 K" W
restore ! b5 p8 s* D$ u, E
}
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$ j" T# J3 C* ^: R else {
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di "cannot find minp"
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restore
0 G0 k# T2 |( \5 \ sum dx240
. U. R6 I. z; S" ~: D local tempminp=r(mean). C$ n$ E: M) P, r6 x* N( E# _
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}
3 x/ I0 C8 `0 [ else {
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keep if ddy240<=r(min)* x. j) ~ [0 [. @- r; @- p+ B
' `: B) j2 ], ~/ |# f1 j sum dx240
% a s+ N2 b# i& N3 B" D+ E4 K 7 @ q2 ]$ d8 J( G* ~
local tempminp=r(min)* {& r! |- Q- v' ~; M, f
restore
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+ g4 x0 x0 v# o gen minp=`tempminp' in 1
% D$ r2 f& r' q! }- U *240 minp
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% f, W4 k; C* ?/ w9 e preserve ' s& Y* l/ U! x; d
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sum v5 [aw =avol]
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keep if dx240>r(mean)
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- C' Y* f9 S" T3 O/ s; R: ~" X( ? sum ddy240/ f. x$ U7 j1 P" |6 L1 V/ E6 p
) I+ J) H0 {; m+ B) i" r if r(max)>0 {2 ?, S) ]9 d! h
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keep if ddy240>=03 d0 Y9 e6 B& l/ j! Y, h
5 d' a: K6 s5 x q% G' n- Z. v. x count
8 j8 G8 W5 }) K9 c2 o5 j3 `1 e * @5 n$ X* h# W( K' A, ~# ^
if r(N)>2 {2 g4 E Y0 t6 [4 {) o2 ~/ q6 P
- L( f* G2 B: s8 `5 e
pkexamine dx240 dy240" ^) H5 {8 J; p$ G2 N3 @
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local tempmaxp=r(tomc) : Q1 i c9 l+ p, B
restore ( R4 N$ j& ~0 j5 o, ]
}
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else {7 m: _( j# R, ^- J
restore
; R3 \' n4 a+ i; N( Y$ l di "cannot find maxp"
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# V% k3 M- o( I; z! N sum dx240
: \1 H" @3 A' h) k# o' k, m local tempmaxp=r(mean)# D( j9 g( W* t5 _% O; y, \$ T
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keep if ddy240>=r(max)
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sum dx2408 T, ]- F9 c. F% p) F5 I6 T! ]) a7 R
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local tempmaxp=r(max)
; w2 b; v& {: Y2 o0 `4 J restore ; O' }6 }- u2 Q6 m( [
}
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gen maxp=`tempmaxp' in 1; Q( z6 ~: c% C& r! ]& k
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*240maxp7 I K# e6 H, Z% O U, h8 E& G
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5 W9 v9 J; p/ e; j *-------------ddy240pminp左侧高峰值-----
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preserve
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keep if dx240<`tempminp'5 n; X* L0 o, ?6 k
% `, D; L3 ^# F8 w
keep if ddy240>0( J: E7 D" T3 c/ j2 _4 h. N
7 q* r1 N* J& A @ count: X3 g) M# E x3 ?- y& t" ^; ^; V
. @ `7 \# o! D* d if r(N)>2 {
% ?7 n( A; Y+ Q4 h" Q( l. v 7 B0 [) ]) U( f* T2 t1 J2 [1 e0 O
pkexamine dx240 ddy240
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local tempminphddy240=r(tomc)
, w4 O o) r4 x) c5 ?" v6 [ restore/ _. }8 N5 I: N+ }
}8 `* Q6 [) n5 _9 y
# d6 t3 M" e8 T, E$ o else {
% g' z5 u9 ?! V9 H' l0 \" C+ v2 V restore ( e- F- w' P5 o6 J, U- r# ^9 M
di "cannot find pminphddy240"
) a. o' h9 Z; R. ^8 i9 K4 i 2 f! z" j! x1 J8 d6 @% m' t
. ?# F& t) m. F1 g7 v1 I! ]) ] sum dx240
, ?6 I9 T: z- L" ~+ O local tempminphddy240=r(mean) - `' y9 B5 Q# ]+ v& i" `, v: F
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5 ~1 ?2 L) K* ^* x* P5 m+ b( m; H3 Y
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: ]/ C X9 O1 s* K G! R1 a gen pminphddy240=`tempminphddy240' in 13 g0 K+ ^7 R: z1 X
7 i: P9 B# x0 h/ i
: o3 ]* G- m# G! @4 q *-------------ddy240pminp右侧低峰值 -----------------
0 }4 T( A$ g3 D# M# }5 h) y5 V preserve , Y) {+ ^3 z- E, d
1 F( i/ d, _* ?! ?: L! I keep if dx240>`tempminp'# E; M9 \- ~) L6 C' M
$ I. \! h8 v. \6 D# N/ O b; S keep if dx240<`tempmaxp'
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' H' J) B! S* v keep if ddy240<0* y9 b9 w& O7 F$ r$ k
; {9 I: w+ z8 u7 z' ~: t
gen temddy240=-ddy2408 g8 K# w7 T- R6 }& k6 [% }
# E3 u# E6 Y: p- {+ j7 x' x* m
count
8 }! {# H) M5 c( V$ g$ b
& w1 l' `! h- B% w& T e1 I if r(N)>2 {
: o$ ^4 }2 Z+ C$ M' p : N s# K7 F H2 G$ v5 ^
pkexamine dx240 temddy2403 S! P! d& w! T+ s* t/ ?
8 B( W# ]& |1 o3 N# w6 G8 S local tempminplddy240=r(tomc)( Z/ T# e1 g1 ]* ?
restore& S: ^9 T2 z0 B
}# [: r6 \ ~# s: f
% j" }7 n- ?: l else {
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di "cannot find pminplddy240"
2 U% r+ _* a$ R- t restore
) {2 T6 n5 {$ P! d ' t0 ^. O* E9 L5 V
sum dx240; D4 ^9 D4 h8 |+ W
local tempminplddy240=r(mean)/ H. [. O) {. i8 n! B) _6 l
2 P/ x/ R+ G/ v/ a/ q2 ]
+ m8 Z8 Y+ a0 F# h! _ }
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6 \7 C& Z" b" [. ^
1 s V) c2 ^ I* S! l8 X1 k% B. Y z gen pminplddy240=`tempminplddy240' in 14 m9 P h- L3 U K# i
, O" a$ w' w4 l" ?# P: d *-------------ddy240pmaxp左侧高峰值 -------------------* {& P/ f0 ~) o1 j# r; A4 Q0 K
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preserve 6 p$ X M, Y$ @- e0 L. o4 L
/ ~; b' \# @) O% d/ N2 w- R keep if dx240>`tempminp'
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( p8 L' G, ]# o6 C/ N; V keep if dx240<`tempmaxp'
- e0 G7 m. I/ b Z' K+ T3 T! e4 [
keep if ddy240>0
1 u9 m% e1 J1 a0 i count/ M: v( C; C$ x: ]3 d/ K" U
3 K5 }% p# }1 Z* _7 f" b6 v& `5 n
if r(N)>2 {5 U& w! N) W; T& I4 m
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pkexamine dx240 ddy2407 B. U! T( g, o; \' p9 B
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local tempmaxphddy240=r(tomc) : \4 R A$ o: W( v- V) M0 K
# J- o8 L$ c9 ]6 X( A$ c4 \ restore
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else {
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1 e0 u* }( j# ]( Z% K0 S di "cannot find pmaxphddy240"
' E* Y, ^6 G! v# U4 @2 g2 A restore( x: u% W# D" r
6 t2 w+ l K z9 S2 j sum dx240
* ~8 i, @7 u( J: ? local tempmaxphddy240=r(mean) 1 O& S! P' C$ X+ J9 [: R3 n* e
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}
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4 z. C/ C) V, a! c4 |: ]0 Q gen pmaxphddy240=`tempmaxphddy240' in 13 t* y- [+ u/ s" D+ y6 g
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( J3 I! ?5 u3 b& }4 j t *-------------ddy240pmaxp右侧低峰值 -------------------
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preserve - \5 K- j$ k+ ^$ J/ Z, U, S" J
; N, [7 Z( B3 W% L keep if dx240>`tempmaxp'
) d% F# U/ W |0 j& b% _2 N; j; h
8 M& l- t+ L' _, F5 Y3 m gen temddy240=-ddy240* B. s+ \ s: b& {2 h) B
- \6 d" h$ l8 J& ?" O, K keep if temddy240>0
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count, W% F. i# L! K6 B. w! P
8 v, ?# T1 f9 u5 ` if r(N)>2 {
9 @/ r1 Y$ m5 J% m
9 |$ A4 A4 k7 ^ pkexamine dx240 temddy240
& w7 @5 [2 [; ` 5 p! H3 C+ z& |. l' P
local tempmaxplddy240=r(tomc) 3 q2 R M5 l9 K' D6 J
restore
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: g/ ]* g3 |* I/ o H* l# d% M else {3 i" [% o# Y7 i( u
restore
3 }2 A4 ]. ~% D( u, r di "cannot find pmaxlhddy240". z+ G( \# F' B1 `, @
+ J: k3 o4 G5 p5 n 5 z1 p5 X0 B! W v
sum dx240
0 n; @) Q- W- o8 [! b5 p- [, j/ | local tempmaxplddy240=r(mean) in 1
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6 A/ }( v0 w( m( D0 Q ; ~8 w) [- `+ ~9 D3 ?8 ]# V& V d& f
}
( \% Z" z0 a$ j# j! w6 q: w
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: |# Q* z( y' J! l& t & Z4 u6 k1 U" Q7 q! j. m5 ]/ L
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gen pmaxplddy240=`tempmaxphddy240' in 1- l% m- f" ], q: t. U6 Y/ p, S2 W' @
0 |# h5 t3 J$ ?, u: n" M& H( `, W1 T
*-------------------------------------% e# i2 z4 `% k! W: E$ o
: L8 i7 I1 S6 {6 p6 _( K3 x3 G
gen price5d=v5 in 1/20
8 A3 y) E+ M3 R# k
/ ^1 ^& V/ [0 Q0 Z6 h- T gen price5yy=_n in 1/20
/ ? D; T# W' D3 H( C1 k6 R
. z- V# S7 ?/ r, I S% L' X: y. l W6 b gen price5y=price5yy*(dy240max-dy240min)/20/ `+ ?6 z* ?6 B4 Z. l
' }) j2 ?' G! t9 I: g9 D3 t
*price5y &price5d3 [0 g) g; L R6 n+ X
# _% m, }4 O: O, }, S gen priceny=price5y in 1
" S; c7 T$ ~/ R' Y
( I5 Z1 x/ r7 @& Y" j9 s gen pricen=v5 in 1
; Q/ F) y5 [# c% X Q! S3 D
# {2 Y9 R& G! h; L ! J- V' ^5 w5 _
*priceny &pricen
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G, Q+ j* `$ F% Y8 D9 T4 r
*-------------------------graph------------------9 G8 X E7 x+ J* k
: [" @+ i2 |( ^ 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)
+ E* S1 q9 V: h+ o# w/ z$ B( g) Q
+ Q6 X9 L# H% [4 Z( P7 r1 N& }* ---------可选项目----------------------2 I8 q6 J& M. p
*(spike yxis amean,lc(blue))(scatter yxis2 amean, lc(blue) msymbol(+) mlabel(amean))! P1 J# [$ t) i3 B' @
}% C2 t- S& D3 [2 M/ c
end& M4 T4 g* a2 _7 A# d
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