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maodeng 发表于 2013-1-28 13:13
" [1 |- x# C, }, V7 ?( z, o! L3 j. hello 3002367 K# N4 S, K, A2 L5 k( e
statement out of context$ v. h( Y3 m. T
r(119); $ W7 a5 J& F, ^
抱歉,最近太忙了, Z8 S7 p, ]; j+ b3 b5 ?7 G7 ^
# P n8 U8 i5 _300236 我用下面的程序试过,没问题 b1 H$ c* |& g$ [* ~' |$ c" u# H% |
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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9 ~/ g# S; H4 M. y
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capture program drop hello! [- ]6 J9 `4 G8 P
: }! Z5 C3 \, D, \program hello# a( K7 R/ J3 T
+ ~ N1 K2 A S8 t H7 z quietly {7 v8 V6 c/ } ?
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clear
& {$ h( ]& ?4 S. q& Z e9 D# i. c: \# n1 U6 f# r
cd D:\stock\test\source9 U6 P5 W2 y8 U' I' p, |- G
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insheet using `1'.txt0 { Q6 \$ o2 U
3 V! E7 X3 `1 \6 X- f3 u keep if v5>0
; z4 h8 F, F! x# |# R: W 0 x4 h8 R* m! h' G+ N
gen vt=_n
! m2 V3 i2 X4 z5 b
( W q; I" @2 @" s" x! P tsset vt& c" A. }* |2 J: X- ~/ Q
( ` n9 @4 \' u# I& `
gen zf=D1.v5
8 m. W2 g% X. z: s' b" q
3 {9 w+ D) X; n# D$ q gsort -v1
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gen avol=v7/v5
; t, [0 K0 `/ e$ ` q0 E, E" {
8 d* L& e) R9 l8 k3 i2 D6 `: @ keep if avol>0
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6 ~* Y1 o q8 Y. K* p' o- ~ drop vt
6 J6 q1 W, P; V! M 8 X/ Q5 Y/ o1 W( W
gen vt=_n
( y0 j- Q% _- d: z9 e
0 E9 D8 {) A# j tsset vt8 U( b' I( \9 n! a
' w3 e, D/ l7 @/ v* Q3 S" p' V' V
sum v5 [aw =avol]" S' B& v6 A+ \8 D" r
1 N6 @& i; j& k y gen amean=r(mean) in 1
- V3 x& W" ~8 j1 l4 L
9 E; c! O2 g) f * 总加权平均值 amean
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% C- I5 S3 u9 ^! C Z( A* y( Y- @- D X) e* D+ T& ?: f
keep in 1/2408 t& O- w1 B2 I" u. e5 b
/ \" E2 E* Y5 I. M' u sum v5 [aw =avol]& @, c4 n1 w r! x8 U1 i/ u3 }
% a. v. y8 Q! {
gen mean240=r(mean) in 1
) w' J; z: e2 R7 z; q9 U [( }! Z F' I
*240加权平均值 mean2403 v8 f3 i. |5 p% w
9 V9 ~: B) j& R7 F set obs 500
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! n! C4 C7 ?6 T0 u% n kdensity v5 [aw =avol],gaussian n(500) generate(dx240 dy240) nograph
4 G( E$ ^+ h2 Y( r) f
, j+ |7 {4 U c$ L7 t- f2 c1 ?, j *240 kdensity(dx240 dy240)
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sum dy240
& n6 s; s6 @& l% b0 t0 Q 5 b- Z1 w$ c0 q2 G0 B( R, R7 j
gen yxis=r(max) in 1
& W8 c$ R) m/ ]( B 1 {3 Y1 \ ^$ i `! w3 K
gen yxis2=yxis/2
0 x: d+ P! x! u
# Y4 i+ ^# d3 p *yxis
" s1 U3 v' X3 o7 F, u8 U% f+ U1 y . _5 c! P g8 }" ^" Y( g
gen dy240max=r(max)5 C, X- C( I( i1 r# T
" o* e& w4 }: `# ]6 ]: Z gen dy240minp=r(min)! P+ K$ N; U$ X4 _: k/ g- X
/ f. X7 B. b/ ~7 y: w gen vtt=_n+ p) L5 v' i0 g/ N" \8 w
$ ]+ b" x" S y! @ tsset vtt
% ]! q* `# H4 d9 r4 u8 I9 O1 U9 P! b! \0 e, H1 a( }
gen ddy240=D1.dy240/D1.dx240" ]3 Q$ X) H5 x/ C+ R6 p
. h9 Q$ \6 k2 h/ C( {# R sum ddy240
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, G h1 L2 I: V5 B8 \7 S gen ddy240max=r(max)
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( B$ I! D& L' i" Q4 ]7 i& } gen ddy240min=r(min)3 S9 t+ U" k7 `) N1 P0 p9 V- I$ s0 F
1 v8 z b1 X8 J
gen ddy240g=ddy240*(dy240max-dy240min)/(ddy240max-ddy240min)
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sum ddy240g
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gen yxis3=r(min) in 1
2 I1 Q; I0 k, K( v2 J+ E 9 [# L8 O# O) |; h; K( y. j6 l
gen yxis4=0 in 18 b& g B$ U4 g% A: q6 T- A9 `
4 }4 H! G- C( Z, D
*ddy240g
9 x% K* ~. x$ N; ^9 ]. h : O# Q Q. h- x2 w' _. T6 u
2 ?* B# u; i& ? preserve
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4 N0 r3 U, p/ E: }8 v sum v5 [aw =avol]5 T+ [' q0 N2 g& x$ Y( @: B
6 W2 L# \, q+ Z( v! j
keep if dx240<r(mean)
3 Y# l( n" s& s1 u
0 Z& U. K5 C! f( ` sum ddy240
- T. o$ t p$ [4 j* H
1 b' V: k* ?1 L if r(min)<0 {: o4 A" r2 J& g/ J+ j* u4 F
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keep if ddy240<=0
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0 t" R4 x: r1 K count
0 c" x3 K% M J; b x 0 r# X; K; t! t4 J G i2 R* z. V+ R
if r(N)>2 {$ E$ O( P) z+ T$ {( I! N& P
3 D; S2 X* D' |4 D" G pkexamine dx240 dy240
& s* i3 [) e5 b: ^: }6 G ; Z. K( ^- a% x
local tempminp=r(tomc)
5 w/ ^0 }& w& W Y restore
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else {. ?; y8 H. N, Y9 ~: V* ^
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di "cannot find minp"
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0 i" H2 G! {4 `7 T; C+ M$ N. ~ restore ; v4 J# i5 m7 z1 D5 }
sum dx240, k: [* p' R8 H7 [- ~3 |
local tempminp=r(mean)
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else {4 D; c5 G% p6 |5 p, G
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keep if ddy240<=r(min)3 B1 \6 v6 j O; p$ I
1 K8 _4 K6 R$ ~4 |* J4 u2 ]+ a sum dx240, s6 }; g% x/ I; j- k- h+ L6 T
8 v1 |$ e9 ^) u7 a% ~1 S$ U. I local tempminp=r(min)
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' v# }' m3 g( Y gen minp=`tempminp' in 1
8 X: L3 i1 E( |( {% x+ q *240 minp8 V( P$ C4 I9 P( ~
6 L, {/ D- e Y! T4 k7 Z# Y0 W5 O* v- L2 ?! M8 ~3 E7 @
3 ^( W# c! l* i! ^+ q, h preserve ) P7 ]1 L9 A( B, X! ?
; {& b: [9 K1 z8 [ sum v5 [aw =avol]% O1 ?1 X% l, F! j8 J
" I/ I) [3 T* c keep if dx240>r(mean)* s% g/ }$ Z5 C! o- V/ `, c# T) n6 P
. E, |2 W" Y& X0 j y; ~
sum ddy240# A- e) e/ g0 W9 V) \ ?$ ?* i; y
8 `7 F0 B7 ?, }5 V; U; ~9 C if r(max)>0 {; M0 m$ f" a D0 t; d* b
! J U4 L" i: |) ^6 k keep if ddy240>=0
6 q' p, F# h. o% @5 e ?6 C a
9 w( g0 [7 L' d l% u* U% m4 [5 |$ r& ` count
4 N* z: E, e, F y/ ]7 e- T9 z/ ^ ) ?, `4 F" B1 b G0 K) `
if r(N)>2 {
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/ u4 F9 Y& P9 s. ^7 s8 _4 o& W, Z pkexamine dx240 dy2404 E. v/ W# E2 |( T& [' b
' x3 F( z5 G! A
local tempmaxp=r(tomc) % i3 D% ?* L4 F8 Z& e+ L
restore 5 e' p4 q* v+ @( F* {* B
}
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. p5 P1 \6 Y% B2 a) W else {" e0 c8 @ M+ C
restore 9 W7 s& a, N# w3 s/ Q6 O
di "cannot find maxp"" G' F- ]% H' n- S
1 N k8 |; d/ q/ a; U6 A( Q+ r; U% h
) _$ ^' r) t( t; g% y* B sum dx240 r0 v4 `: p0 A5 ? }7 m
local tempmaxp=r(mean)
+ |& i8 T8 V! M5 l4 |$ C + {5 {9 V% v+ S& {% I! w! ^
}
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+ l) s6 {! v/ m9 q2 l }
9 ?# N' U0 |' c# Z0 E& b- v
0 Y) b+ ~" F& x( V else {
) {; S1 j2 p) A7 @% R* D
/ I) {( @8 E0 A keep if ddy240>=r(max)8 z! O8 E- u3 Q8 u
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sum dx240
2 i4 J. ~1 ~, s$ u) V( l 6 ?7 r/ R0 F9 {# @; _, ^2 y5 b& h
local tempmaxp=r(max)
( T0 p; k% B+ h: x) h4 f% }6 `5 d/ T3 C restore 9 ?) C1 H1 n3 V
}
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4 F4 d' Y* G" m gen maxp=`tempmaxp' in 1
; h) C, U- _& L+ p, `2 A2 g6 m " g8 }4 }0 w9 Y3 z B1 s
*240maxp j- _- C% a7 M
, \! |" r0 ~9 b) P 1 D1 s/ S# @- l. C0 @ @: ~
*-------------ddy240pminp左侧高峰值-----
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preserve 3 l# t2 t+ R4 L
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keep if dx240<`tempminp'
3 Q0 j5 f- Z( c4 m9 N4 Q. K J ( l) C. B# A2 F& r2 ?! L3 ~6 v4 v
keep if ddy240>0
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count( r' [& F$ E! j% i
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if r(N)>2 {- J% S- s8 Q ^* Z
$ S9 P5 {9 z8 J% T" t3 c& M; h6 h pkexamine dx240 ddy2408 U# z1 h4 u# y" z% g
% l f( a7 \0 F8 I! c! S) L9 K8 `
local tempminphddy240=r(tomc) , E0 K: ^& p* G$ m2 t. }! p, h
restore
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$ C5 c2 W1 l' L
else {
9 R& E- u6 c& u4 @ restore 3 h0 k+ \' u5 {# T3 Z3 f. q
di "cannot find pminphddy240"3 o$ y4 S7 a9 a! \6 ~* g9 t' h2 l
; t- b( b- N& |
# [6 [' U9 p+ T
sum dx2402 v5 r+ ~% ^2 H6 h/ K
local tempminphddy240=r(mean) : v5 f9 Y7 c# ~( L" w8 I7 z1 b" s
# d+ \+ V& e1 o# O4 `) I! F+ K
& r- k. B" P) Z! e' |! }
}
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& l( {5 i. O: y, f0 \ & v4 S) X* |2 m% I1 i) G
( j4 `9 A& a# |. o: w X# b5 Q+ l gen pminphddy240=`tempminphddy240' in 1" V4 z6 H1 Q; h$ Y
4 C! T6 f* V1 ~
+ F* q* r4 i: _- G% |1 t *-------------ddy240pminp右侧低峰值 -----------------' ?, d$ m/ M7 u: K$ D$ x
preserve
1 r! A8 C8 B0 N! r- A
1 A9 X) i" J" J0 f( I6 s6 b keep if dx240>`tempminp'7 M6 z& I' \2 H1 ?' H" L" B
4 X9 O9 V2 X6 b2 o' b0 L
keep if dx240<`tempmaxp'# b4 s: {5 M' t- G8 S' d+ ^! g* d
- e, G' F) A3 Z keep if ddy240<0* |$ b/ }$ b- q2 d, z, O
0 f+ m j K7 v( }6 q3 f# _$ g gen temddy240=-ddy240
" F- R5 K) T# h ; `' ]! c2 q2 B* B2 t
count6 Q: H- @* P3 O# ?
% U5 L9 z9 y+ A
if r(N)>2 {% ^5 M, a4 J' B1 j" ?% i9 P5 o
, W4 A2 Q' K2 f% M2 w, g& N" Z, q
pkexamine dx240 temddy240
) U0 w; W: ^' |" b1 ?* |
. J6 H6 Q9 v( K9 W! J# G local tempminplddy240=r(tomc)
" n2 q# t8 R/ s* } restore! e4 Y* J+ ?' q8 @
}
* J+ i) Z/ U$ ^, |0 z" u s
9 R# |1 J" q, V3 B# H- M else {
2 n$ E9 a) p4 x5 s/ f& K8 y" j: N, m
: ^7 Q( B# V1 B# d+ Z di "cannot find pminplddy240"' @* g# }$ @7 ?0 i
restore1 K1 Y+ i6 e5 y
- e1 w4 K+ \1 W
sum dx240
! @7 z, i' G" @; _ local tempminplddy240=r(mean)
$ v; \ d0 f/ ?
* |7 O( o0 D9 ]0 { - ~/ H! y x/ f+ B
}
9 w, R/ N4 R4 _. |- p
/ o \( f1 }# r : F7 N3 @1 y1 z
y5 J- q3 f) j" U- e
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0 t' y1 h1 i) K
gen pminplddy240=`tempminplddy240' in 1
# d, \5 @; @7 J6 V/ K* g2 J: \
" E4 _, Z& v3 {* v7 Z; j *-------------ddy240pmaxp左侧高峰值 -------------------* `: d/ Z( J% _1 }% _/ e
* c. H5 @5 m, {- i3 u
preserve
6 W& k6 F3 O& d# F/ r6 N# z 6 [0 s9 s* T# F4 r# K
keep if dx240>`tempminp'
+ s" v7 `! {. o( q% T8 I1 X # U0 U" K) G8 J4 j6 @
keep if dx240<`tempmaxp'/ N9 ~& u/ [1 L1 B0 O$ I' h8 m0 N2 F8 D
: i. |7 N' S( X3 @* F/ I$ a0 F
keep if ddy240>0
- G/ d0 [5 x8 F1 C count# z1 [! A* ]! S" m
6 A L4 w8 z9 {% C+ ? if r(N)>2 {1 S( I. ~7 c% R8 a& V! X# d
: W% h! }# X$ e pkexamine dx240 ddy2404 |$ `, }9 Y4 K7 M! }
. t' W- ^( r% v
local tempmaxphddy240=r(tomc) " a4 S7 t% T: W6 s
$ b V$ _6 f% c) a) @ restore- e# }8 B, X! r. \- _
}
$ c1 |) B. c; {
* V9 k' y) k; F }& x3 s! m else {9 x1 r$ R; B. x4 t
- N: S: T5 y0 W/ B di "cannot find pmaxphddy240"
& [) L$ L3 Q# `/ j% O% W4 q: M restore
& k$ V8 [4 v6 ]
1 Y# s) _3 t! U3 A9 E7 K sum dx2406 a% h2 k0 \+ y+ [: Y x2 z& r4 p
local tempmaxphddy240=r(mean)
# C& k# O: J7 P4 `
( T' ]& s3 [/ E6 y0 F
+ X$ M$ i5 W; m6 g: U) l4 ?8 L/ @ }
) N7 [' W9 `5 V- R6 i4 {2 p C ! R# _* C; c: c! i+ a, j( F6 Z
& s* t, v' j" ~6 u% f
5 H- L- l) N0 X8 K- s2 z
0 ]' k- P! y) R : |* j9 G! M! b- I
; D9 X+ |( a) C) p/ e% \+ p gen pmaxphddy240=`tempmaxphddy240' in 1
7 G9 B6 V% C" ]0 `* {5 ]* ] ^ 7 |- E! I% n2 h; M- w5 F6 y
; H9 I/ S+ B% {8 L y5 `. T *-------------ddy240pmaxp右侧低峰值 -------------------
' ^2 I; J t3 I: M6 ]3 ^ i9 J # t# @: r3 \" J$ L# ~1 W& j
preserve + O3 x) x3 c7 B% M) |
- h: W$ ~4 A5 J5 c. P( v keep if dx240>`tempmaxp'
) E9 k! ^6 P b8 P: h4 V
- J. t/ L& X) T1 E& L gen temddy240=-ddy240$ M, R( |% n# I* l" h
8 `' i% L: j' O) B4 { keep if temddy240>0
8 C+ M. Y4 d, U1 E+ w 3 ~: V$ ?7 w$ Q$ H; t) s# m
count
2 {- ~6 J; Q- i# x) |: Q' \ / x, S; y# E) w- \) X7 x& y
if r(N)>2 {
1 h4 F+ }5 W4 c! a+ \; Q 7 H' L& [% J) ~9 a
pkexamine dx240 temddy2402 x! F' R+ J, p6 y8 w
9 v! c) V: [9 n4 v: W: }3 Z
local tempmaxplddy240=r(tomc) : o4 n' Y. v7 V* {
restore
* L1 J: k1 p; Y5 {2 {0 `6 y% d }! {- n0 c {( V8 p* g2 T! \% m/ {% v
' n0 r, h5 R* @: g0 u; s else {& C8 U4 ^* v. @. E% O9 J
restore
; M1 A8 g% [ D1 f di "cannot find pmaxlhddy240"8 K5 u+ i3 \" {7 p
7 ^ F4 ^0 O. T9 W: [+ M
0 i% t5 `+ v( `6 v8 O& k% V sum dx2403 [' g- j1 w; F4 G6 b1 W) v ?: m
local tempmaxplddy240=r(mean) in 1
8 r7 a% O- X; k! [7 ? j
6 U _+ q1 g q3 m6 ~# Y( }) f0 F
. [# ^$ E) y( m" m/ Z }
1 S3 g$ O. E- x, w7 F7 W7 L
0 Y! e0 p6 p+ v& G U- r( ^
) t J! a; n3 k* V5 H7 s+ g ( f l2 K4 u l+ y/ Z5 V' [
O. y( ?; U- I6 C0 f
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. C8 ]/ q! Y+ r# H; I: n gen pmaxplddy240=`tempmaxphddy240' in 1
) l1 {" y9 y2 o0 [4 [5 U 0 a* B ^# G. P
*-------------------------------------5 m0 V3 T* {7 k7 q! W
0 R" o' v% D& O1 k9 U+ ]7 W gen price5d=v5 in 1/20
% h) g4 f6 w; U) ~5 Z, w
$ I$ {7 V. a8 Y gen price5yy=_n in 1/20
9 l) f I, E+ A
5 ]) F3 q; `" S! u gen price5y=price5yy*(dy240max-dy240min)/20
; R& `8 u& V" U; E" Q3 u! r3 A
) Y) O% G/ c9 ^' N( O0 C *price5y &price5d" i+ b# w$ U# W; ?; R2 _
6 z' s. N1 d8 o& V- Q
gen priceny=price5y in 1) C) I' d3 y+ k$ f
4 w0 S& N; V+ q& k3 Y, a gen pricen=v5 in 1. n1 t( F( A9 J$ v
9 G8 R% g. B$ d D# @* n" h* j
7 g; s/ @' B4 S
*priceny &pricen
9 p4 ?" l9 z" \/ Z7 p ! t+ z8 L$ R) @( h1 `, i* N
+ C8 c# L( f- b
*-------------------------graph------------------# F9 B* c1 C+ b- j# [) O
5 A, ^; Z( Y; ?& o5 J7 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)2 Z" L- P. Y5 A7 A* H2 j
( w7 P/ u: K0 B+ H& \2 v0 R% f+ [$ i
* ---------可选项目----------------------5 [0 V. w% b6 _/ L1 k
*(spike yxis amean,lc(blue))(scatter yxis2 amean, lc(blue) msymbol(+) mlabel(amean))
) \- S; m7 w2 R3 `5 f" l}* O4 v* }$ H1 S0 x) q& O
end9 _* a6 Y( x) D; r) l' P
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