|
maodeng 发表于 2013-1-28 13:13 ( U ^7 ^5 C7 ]( r3 W1 ?7 R
. hello 300236
7 O U) H8 R8 Z3 \. t& gstatement out of context) {$ X6 n' o% B1 X$ S
r(119); # s8 a. X G% W" y2 H0 S) z; q
抱歉,最近太忙了
; u' f! {# f4 |. `& Z/ o0 F5 p$ W3 H S/ F1 J
300236 我用下面的程序试过,没问题
5 }. E0 i2 {. t' ^6 F7 X4 b" {7 J8 O( k$ S
你把 D:\stock\test\source 改成你导出的数据存放的目录,再试一试' l l" n5 Q) t2 T
5 X Y4 f9 ~3 O0 e, _1 f; hcapture program drop hello4 E. C2 N; J' ^8 t6 h
/ d7 n. O# I& S& ~, D4 c
program hello
1 ~ h, c a! Y- X- r# J
' Y% a) _' H" p' G, \4 g quietly {
# r* j) f+ g3 `; |* h' q, R( g) h% Z( D- S' W, N: h' L& o, \
clear
! O) E/ z* `7 y c+ A' r! M. D
9 B# G7 e: f- ]cd D:\stock\test\source
4 b- i: s- t1 a# j' { ^3 \1 R* ]+ r% L& K; Q
insheet using `1'.txt
: k$ R6 M8 G. z, t% p& ]- M9 `$ R8 g
keep if v5>0
) P4 q i- ^, f! `+ \0 T
; l7 q: }$ Z9 w: i gen vt=_n% ?8 Z* @6 F3 y6 e3 v
8 c- z, u/ H( } R+ Y9 V! E8 x
tsset vt
8 I/ ~! K, T9 |& F1 N3 ] }! s9 ^& M. |/ e
gen zf=D1.v5
% b9 l, v3 r" B, f7 R; l0 K* \1 I; Y
gsort -v1
) d7 d* s; R0 }7 E5 r2 D5 m8 R5 E8 H7 Z( I: Y0 R
gen avol=v7/v5
" z- m ~0 x7 S8 s$ a+ g
( w3 a3 a- k! \( j keep if avol>0
- h1 E' M8 M$ i; c ! E! n* `3 s6 y7 q1 Q
drop vt
- m* j, t: r% o+ P8 o
4 w7 X9 F7 \7 C% ~ gen vt=_n. i; `# m7 S4 F9 ~& Z
) C# D& {7 C8 o6 ?# \' @2 d$ c tsset vt
+ T) ^1 n" w/ }# R6 q+ I! x
q$ F8 d# P9 ]2 {9 d sum v5 [aw =avol]
' r& W( X7 |) }! i8 V
, z8 F5 Z/ V: w* R: a gen amean=r(mean) in 19 Y% O2 p, `* m$ y
7 y6 l, p! s7 d; T$ o5 ]
* 总加权平均值 amean$ { O* @0 T: J `4 L) m! N l
8 ~7 b* U2 Q; X9 y4 C
: m! Q9 }) V$ Y' l
keep in 1/240& O. o1 R' O6 c9 ]. V
2 D: M/ e. Z" F8 J sum v5 [aw =avol]
. I) [# J$ ?: x# ?- i8 t$ q8 Y; g ?+ [4 g$ b f% g# p
gen mean240=r(mean) in 1' f! v+ ?- ]4 _
1 E. n/ {+ V$ a0 x! }' c6 a) W9 Y *240加权平均值 mean240
' k( [; p" g& @! H6 z% [ x9 n
% ~5 ~& M, t0 {5 c: v5 v! s set obs 500 3 U; Z' G) S' R) i T4 d
8 Z* e, y' M& E
kdensity v5 [aw =avol],gaussian n(500) generate(dx240 dy240) nograph( @2 i; n2 f5 n
- o# _" ?$ d3 p *240 kdensity(dx240 dy240)2 W; s; ^+ }# g; V; [
, c3 `- C9 e. m8 X$ A( ?
sum dy240: s# A' M7 v! ?# X
5 @6 g) e8 h. y9 p gen yxis=r(max) in 1
4 ~9 w" ^, T. k$ s8 q: m6 r . R# D, A" n/ S }/ j. a3 S
gen yxis2=yxis/2
, R y6 x1 y3 S0 ]& T- H2 q. H3 w
- L% ]; s$ Y; T+ q# P* w *yxis
* L# x9 I0 F. k ; Y' B' {1 ^) n" I
gen dy240max=r(max). @- @$ R# j V7 s- E! y$ R
, c, N1 ^ c3 B" Q0 N6 y
gen dy240minp=r(min)
3 C7 Z5 |' h8 f4 p ( @* O+ E4 _3 q3 V, w9 x5 H
gen vtt=_n
/ z2 w& D# ~9 G, [
1 I2 r' T" ?3 L. Q& N$ E tsset vtt
8 d% G: y' _4 }! k% @# A$ l) ^* Y5 j
gen ddy240=D1.dy240/D1.dx240
/ e1 t9 M+ ~% `
8 l2 l! D* y8 c. g sum ddy240
6 N8 y0 L! K9 `
- v% F7 `- Z, q6 j gen ddy240max=r(max)- f; p3 P$ J/ ]5 i& {- X1 a- W
* j9 H; {( f8 N( L/ t5 R gen ddy240min=r(min); @$ `' Y3 b/ P7 c
U7 s) P! W* |: }7 O* \
gen ddy240g=ddy240*(dy240max-dy240min)/(ddy240max-ddy240min)9 e/ V0 `3 j [: i
# @* l; I! K) D4 u! T/ @
sum ddy240g; `& U) r, U6 [5 ?8 o
4 w5 W1 ]0 d& I' ~3 i
gen yxis3=r(min) in 1# E! B4 X% a( V6 R! }$ |
4 M# Z3 u; L! b. O3 G6 ^; B6 A3 Y) K: d gen yxis4=0 in 1
3 e1 e4 k# Y0 e: w; ^$ n
9 U, f0 U/ r2 Q6 ]' L# s( e *ddy240g 2 u. {0 Q0 B `2 t g- r
. U. v( I/ Q( t# q* {% {# s6 K
! x# S5 |2 j7 R2 g
preserve - Q, \. U3 i" f# J u
9 X H9 L2 J6 ^0 ^" K# L6 J
sum v5 [aw =avol]
5 _9 @# K& L) d" P& y- j
( P, l5 X. ~; I# e keep if dx240<r(mean)
+ v( T9 s" S& s
F- Z8 G$ o; [% R sum ddy240
~# J9 T" k0 u: ]0 v
) m* G: z* J4 C. x if r(min)<0 {2 u( K$ M" Y) ^. ^4 y
5 i7 E+ [ z9 A$ i
keep if ddy240<=0
i5 E# k4 ^: |' u5 A6 _) n& R, x * `6 ?* y& T/ \
count
1 T5 A$ m7 e# T9 S { 1 @* q! `% ^5 i' m7 L; V
if r(N)>2 {$ I* s* S! j4 |
5 ^( u* D d" i" H& {9 k+ R" K
pkexamine dx240 dy240
) T5 `5 }# [0 R& O9 e2 }
6 r' O" x/ C# x0 I' k local tempminp=r(tomc)% k5 x s0 p7 Q( g5 \. F
restore ) Q& a7 T E- l: |. ]. Z, h/ Z U4 v
}
& H7 g, A' r- u8 t F! g: K
& l" }+ y. y& q; Z/ @7 t( F3 d$ }8 u3 l else {- @( y' A) Z1 _* q( G
' u& v ^/ o1 c$ [ di "cannot find minp"3 [8 F! y' c( e) g1 p
% V. ^! u& J8 A( S5 f" t3 } restore
4 C" N( G5 G( D- |3 J sum dx240
1 |. _* U! _" \( ?( N: ^ } local tempminp=r(mean)
. p; |" P9 Z# @; O R' Y ! C! k; k! N/ ]
}# Z$ Q: Z. `. n$ _+ J7 {+ a* r% I
}; W5 a6 @( [) X( n! L
else {
4 e( F% E1 N3 U
7 A% A. k8 W1 E keep if ddy240<=r(min)9 z ]5 B9 [. q) H
/ Q1 X5 ~' y" Q4 u( v
sum dx240- k& ~: n. ]$ ~* p. W
$ h0 c' k( A$ D/ y: z N- }) [% L6 {
local tempminp=r(min)
3 s0 T2 w: i$ J% E) C restore * e9 d' u+ Z" M. x( k- b
}+ d9 O0 H# j. }) }
6 J" j1 m/ G( w3 i& ~
- W, A( J! n0 N+ R4 M! C" j k% D" C1 E% U6 @+ z) F* d7 c. w
gen minp=`tempminp' in 19 G' B4 ?, p1 S% w W
*240 minp
3 M1 F* J" \9 U) E) U0 U/ ~! N+ n5 @ T( w# h) Y$ b& y
8 H7 b) F: T( K M
5 c% f8 Y, v ~: Y* i0 C% s5 A( m% u preserve 2 f& h3 O' Z/ V3 K( r
2 }/ M1 B# I9 h1 m5 b9 y% |: y; \# ` sum v5 [aw =avol]
6 c+ J" A1 Q9 d" I/ _ P
( J' Q7 h! U( Z( W. [. M5 N keep if dx240>r(mean)! T/ l6 o) R+ |; Q+ D& I- F
8 H" J7 D" u: ? sum ddy240
& s; l, W1 h& Y, k/ W7 D0 s % s; w4 Q6 L$ @3 H
if r(max)>0 {
, I! x2 g, F$ a; K 0 I& K X4 } K& R/ F- T
keep if ddy240>=0
7 w7 M% R4 V4 H# |4 P- z. e - a5 S1 A$ Q- T0 o& Z/ s+ ^/ F" a
count
1 `, ^" m$ p/ _: Z # s* P' k5 H* K6 v( C0 ~
if r(N)>2 {
# A1 n# h7 y8 ~" N4 c2 s % l3 d4 S( m Q) z/ r
pkexamine dx240 dy240! f3 r3 N1 a# P1 P. H1 u& f- K
[3 X' }$ L! s, s6 e% `
local tempmaxp=r(tomc)
7 _9 v+ w {! j; [ restore Y' X' K: M/ b2 `1 t
}
- U o5 K, T$ X# y) W& i4 O ; a7 M5 l' k3 z8 c
: {' T# j+ V; s8 m4 f else {- B8 W* w0 e) Y
restore / T( R+ R( Y- ]& N
di "cannot find maxp"
5 n0 m; c# A! P2 P! Y, X2 ?
, _9 a/ x2 P/ [0 C
1 b4 T E4 X( ]5 t$ U H" \9 U sum dx2407 U9 S' P2 R2 A1 Y, c- T
local tempmaxp=r(mean)# \- M' }" G, |
% p* q7 ?5 r* @3 a1 q
}
G w) U; J0 c8 g/ G o% v$ B" Z5 F1 n3 Z
}% d# V& T. I( O" s& P, `/ C0 X
1 D J( W/ Q3 O/ k7 O
else {
# u5 @( ?" N/ _9 G h7 m( n / a9 R+ `0 |% m2 K! x! `1 }1 K
keep if ddy240>=r(max)
( g9 M* p& ]. {0 }6 \) n% |
8 r0 t R8 U1 D- n! L4 t4 N sum dx240" G" W$ h0 }. w6 ~: D
) |% L$ C% n9 n- @% N. f+ o
local tempmaxp=r(max)
% C; S3 ?& q' K! i restore
5 `" j* p9 |2 u; t5 W }
8 K% Y& Y+ ?1 i5 b # n" \& D. u; z2 W7 X
& x' x! q) n7 h6 _
; n% }+ c l6 i2 g& S! g
9 N+ x( c& [/ ^7 _9 A
gen maxp=`tempmaxp' in 1
/ v$ b5 U" ~& B6 c3 x1 _& k! u5 d ) `! g o- p: \4 J+ A1 N
*240maxp2 Q+ F- I, H: f* `9 i$ `! Q) }
- {2 O4 N+ k i) q7 P
# T$ K& c& ?3 G9 ?* d/ V *-------------ddy240pminp左侧高峰值-----
9 `$ T3 M% Y6 G' p+ p0 [: I9 F
/ f a1 K8 r+ G6 C' e preserve
6 N3 h; _/ ]9 A# a- P. c
( W' K$ q0 P& x3 m) T6 Y9 l$ E keep if dx240<`tempminp'3 v# S, b z% `
' a- P' t& a8 O5 X* R$ w% l! B keep if ddy240>0
2 q" I* @+ n7 w' ?; W $ @& R$ X- p4 K- O
count
2 T4 K" [# J, [! y3 G
' w2 {% c Y5 C7 ]6 v! X* u if r(N)>2 {
# A5 k2 u" t$ Q
0 ], h6 b) v6 q, P5 n pkexamine dx240 ddy240
, S0 h; ^" b% |& \7 j$ v1 w
& H" _9 m" @+ t" \ local tempminphddy240=r(tomc)
( G( g' m; n9 e/ W. l$ r restore% y. S! Q i0 o% m
}+ S/ p$ H6 O9 U) n8 p
9 Z5 ]1 b" B& z4 ~) ~ else {
6 t3 [1 `+ _2 k% S! R restore L; g' E6 v: [4 q9 b
di "cannot find pminphddy240"9 o O1 o2 W2 p4 r8 s c) H
( S( M1 K6 J5 W b
( G* o9 l$ F6 M- ?( z! b4 R4 ?% g; m sum dx240
, u3 T& p5 j5 Y8 K; @: _ local tempminphddy240=r(mean) + `8 @ k& M/ r3 G, j. ^
% Y4 [) s9 W' r8 g$ Y+ t. l- z
; [! u! t" j8 O" b8 B }
: X8 }. W' v& Z$ R5 z 8 M0 d! ]" ^4 I1 ~8 H! s( k" i
8 O3 R q8 ]/ P6 u8 m 1 e2 d7 s4 r. m
: S- R' _9 T' {7 t 5 }" L5 x. P7 B+ v
' y: F5 f! z# k( b7 n' A# {4 q gen pminphddy240=`tempminphddy240' in 1
4 [ N1 r# t* M( F" i
" q) K E, E% h! j; B p ; {- D$ j( I% e% y' P
*-------------ddy240pminp右侧低峰值 -----------------2 y; L0 q6 e# Z5 K
preserve ! p" ~) p3 _" m# c, V( O
& C6 S" ?% e, t) ]* K/ O keep if dx240>`tempminp'2 q4 v1 S1 F! R+ Q1 f3 L4 U8 r: C
8 b) I. }3 n9 @1 } keep if dx240<`tempmaxp'$ `- k. |5 q$ ] T* y9 l$ K
/ H6 c$ _2 \. p9 ^6 c5 n keep if ddy240<0
- a; b, ?' j4 m/ p! @) l% M: V
$ a) P3 g% C! b4 d( c gen temddy240=-ddy240
$ g6 W9 W6 v. _5 ]% x) c* p
8 h( C, C' {6 Y, y! j6 t! Q- E count6 R( B/ t; }" X1 N- {
/ {* X* U2 }* G% G6 H9 v if r(N)>2 {; ]% m0 E- g: L# A- a- a
8 ^1 }0 k4 E4 X& U pkexamine dx240 temddy240
) `) g/ D! V& q ! r7 B B8 I0 B" [
local tempminplddy240=r(tomc)
; c) H6 D: |# `$ {4 S restore
: E5 ?) w7 p4 ~7 F g& g }1 k6 ^4 f$ u% ^
2 e; o% }6 l# x- V: [ z, i
else {3 L# [, g5 Z4 Z/ K# @: B2 m0 g% j
/ T0 R, N2 b1 Y' ]% b! m2 J8 }- i di "cannot find pminplddy240"
. O; X8 o& L! ^+ i) p* W restore
$ I K' T/ u' O" F9 J' d $ H+ D- j, B- g. y
sum dx240
) |" ?% s9 U' N8 s6 T) L local tempminplddy240=r(mean)+ @& b6 h* t9 M% |
4 J; x& M8 _/ j: Q' ], m$ I
- m+ i, v3 y8 ~! E6 j }. d6 J3 e @$ @
8 ~: S% E8 K, O5 o" @
1 k; _+ A/ u! Q1 v' k" T$ K* g ^8 F/ ]
0 m! T( U4 V, v. S5 D2 \
. A* M. H# ?# \4 i ; r. \ s9 |0 r. S
gen pminplddy240=`tempminplddy240' in 16 Q! K) B& I* i: R; y
( ~: L! L, i! D4 L0 {/ Z
*-------------ddy240pmaxp左侧高峰值 -------------------
, o+ Q; e- v; S0 h1 i
- B6 g1 X6 G' G3 v& \0 X preserve
r4 h4 M" D9 @& z2 H$ T$ f* ?$ I
v f) P$ W0 M( H: ^1 `/ Y1 k keep if dx240>`tempminp'
' W% }4 [* i: ?' H9 O1 {! `
( y% |! w0 q6 y; }- Y keep if dx240<`tempmaxp'
: h6 K$ Q( O$ H3 |$ O
1 L7 x, s3 \0 v. ?2 H% j6 n keep if ddy240>0
* E$ h/ c" ? t: ^* y9 B' F Z3 a count/ Z+ t, M2 M/ v0 p7 X: n+ ]- L& K
7 Q- l8 e+ A5 _, b# Q* }6 p" O
if r(N)>2 {
/ c1 Z/ i' E- t) T( s5 m
1 b S. G. I, _# u1 s+ c5 \( u pkexamine dx240 ddy2407 G9 j, b- M$ W4 v8 r: m3 ~1 C- r
5 w* b; m1 ]- D$ M9 {# i; X local tempmaxphddy240=r(tomc)
' D0 c3 z5 [6 M; K# u) u( J% Y3 ? ; I& `8 w2 l% D2 ]. w7 ?: n
restore
( X" Q% h- z( Y" \ k5 M2 ? }0 C- s) Q7 ]4 k, s( i2 ]% e8 e
( J2 K3 }9 b% d" m else {8 a, s4 y* W% n# {. U& y3 `
% R% `6 Y& ~7 Q* Z
di "cannot find pmaxphddy240"
4 |* X* [% G: _ restore, z5 t3 d* F& l! Y" @" t
/ u* o4 U+ X9 z3 `: ~. k8 B
sum dx240
( k% n* v7 V* r% W local tempmaxphddy240=r(mean) ( x/ {1 M+ ^6 n" F8 g
z1 S: o# r# x" r4 t0 N - F4 w2 @6 y" `2 I
}
+ {% r9 U7 D- ]$ m
: ?" t% s; ^! ]
5 {+ ^' [4 q. A6 i. H+ p& q" S# e
$ B' y/ R9 X' J
0 d6 y, C3 Y; A7 A
6 S$ {/ K! K1 K1 ^' b& c
/ F/ _8 l/ [: J5 I! X5 W4 f, H gen pmaxphddy240=`tempmaxphddy240' in 16 G& x: ?* }. {' X$ _ i/ i
* e A; b8 [- s/ j; ]. y$ y
& R8 |+ Z) _$ \+ B! T3 c1 ~ *-------------ddy240pmaxp右侧低峰值 -------------------
' g; s) A r. M; _2 ~# b * D5 e# m( r9 D* r9 p" t( N
preserve
& T; g& w9 {- W/ g+ N/ W" W- _: a
* V3 z9 ^3 `% o ?$ S: Z# Z keep if dx240>`tempmaxp'
9 t0 ?1 X% y) e2 Q: v4 ?1 m& g L
[1 A w- x+ d% W, n gen temddy240=-ddy2400 x' H8 E+ M. D
3 h+ B( Q% c+ L. i8 y; t keep if temddy240>0
8 y: {( g; ?) ~. e
/ A% i8 j" O. @: H h count
1 [' ^2 j0 A# H
0 x- ~- W: T6 n if r(N)>2 {
, x+ A1 W# N7 ]4 q; b
) ~" v3 S' m$ n# }+ ]! B+ P ? pkexamine dx240 temddy240
6 a% A6 ?; a/ I K9 M
7 y$ R- ]8 ~, e9 i local tempmaxplddy240=r(tomc) 5 e+ a2 b, n1 }
restore
) W: T0 ~* j. {" u: Q4 s/ }- ? }. M! j a2 y# w9 p% `' {, \* z7 O: c
" H/ T. @' a# H9 h! j" Z2 |2 Q else {
/ K/ o1 _5 d0 D' L; t e; o restore
- B* J1 ]3 x% \8 I: Q# b di "cannot find pmaxlhddy240") T6 ]) N8 ?8 u, P
$ _) {' r+ w$ X" Z7 P: T
+ S% g5 S. O% ^& E* b sum dx240
2 @. m- w0 t! I; a0 X local tempmaxplddy240=r(mean) in 1
$ Y M& S9 C' w' G; x% s6 W2 T1 Z ' m+ p/ K. ^( R# c
) a; A, f/ L+ v$ z
}" r8 e9 _$ |1 G+ f, K, N" ^
& Q+ o8 h) y% L+ K% s 9 P4 m* d8 F7 r5 ?7 s
$ C$ A3 h7 F' \7 B0 {8 f( v2 H
/ j/ w9 q8 y. H' n. Y" Y! _& l
, R Z! \5 [! r4 q/ ~2 A4 G# b
5 i/ i. L S4 ?7 { gen pmaxplddy240=`tempmaxphddy240' in 14 u( b# m: V3 a* ?, _; ]- g
0 O$ A6 u, T% w0 e
*-------------------------------------
* u/ B/ B; `) \4 W% G4 R
- K* ~ J7 k9 i4 R% g' V gen price5d=v5 in 1/20
t7 ^+ {8 q! b( W9 y " @% T# ] D' B8 R) d! @2 ?- ^
gen price5yy=_n in 1/20
& Y- U/ L+ M- K% @" K" H- Z 9 w! w$ I }/ o8 ~
gen price5y=price5yy*(dy240max-dy240min)/20+ L) T3 I- \0 O$ @" m
0 O9 D( F* N5 ^+ A: t9 e2 A3 I/ `' m *price5y &price5d+ T Q" Z0 ]1 ?: h8 J% Q7 H* z) W
1 U: W& ~( H( T3 h! k7 _1 C$ a gen priceny=price5y in 1
5 P' k+ o: @, G* `
" S5 c7 r2 g$ R( M gen pricen=v5 in 1
) z1 o/ x) i2 H/ ]
6 L0 s# R0 y; S1 @, x & g k6 y1 L y! P) I9 n- f( S
*priceny &pricen. u& i$ l0 f9 Y0 e3 q( ]
% Y7 N' Y" }) e
0 n& O5 r+ e. x* }; R& {6 G9 H *-------------------------graph------------------
! q3 [1 j& J$ P. v7 y
; }8 A/ M$ s' 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)1 n3 m9 i. K2 X$ W- l
( @7 _# `- C3 ~* z
* ---------可选项目----------------------8 \+ f, v" k/ E
*(spike yxis amean,lc(blue))(scatter yxis2 amean, lc(blue) msymbol(+) mlabel(amean))& y4 x3 k% J$ f9 J3 h* d: o
}* k+ G+ s9 u- x! ]1 t
end
0 V* h+ Q3 S# \3 i8 e; G' Y1 _' c! R |
|