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maodeng 发表于 2013-1-28 13:13 2 f4 D( \. g& X% t4 a- `, b
. hello 300236
0 g7 x7 c2 |% f2 E# o& fstatement out of context
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抱歉,最近太忙了
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3 B( ]3 p% z m4 v% z" D300236 我用下面的程序试过,没问题
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M- y0 c! ]( z: }3 g# M# c你把 D:\stock\test\source 改成你导出的数据存放的目录,再试一试# q* C0 l3 \( O+ m3 @8 A D& Y
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capture program drop hello1 p+ G, A b& e9 M3 {' ^* M! }
7 K: ]. X5 l$ f* Z" ?' tprogram hello( ~! M: Z) l; n% F
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( G* F3 y" s# i/ X3 q% G+ S& |clear
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" r- O! c) U; S. n' W7 D; l# scd D:\stock\test\source" {# T7 t7 Q1 I) r# K: ~
" E: q+ F& L2 E+ v0 Winsheet using `1'.txt
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% q9 `% g6 |1 S) z( x keep if v5>0
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0 ?0 t1 m: A7 s" P. a; }! ? gen vt=_n
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tsset vt) S' n( }" S! Y" W/ a
, i* }) f) m, b' w: S" A gen zf=D1.v5
+ z- m3 h' r+ }4 l
5 H8 ~3 S6 l5 X. H0 b gsort -v1; E* c; n4 W0 w( b9 q) U: Q, s
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gen avol=v7/v50 x3 ~! o d+ A8 N. n3 I
4 [# ]4 M) D g3 { keep if avol>04 ^" v9 X; p# U& p
* F# R& V6 {6 U; {- z drop vt
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gen vt=_n! d5 Q" ~, Z0 B
( z, d) R0 t; B( s7 L, ^- N4 f tsset vt
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sum v5 [aw =avol]) `* g2 k }6 J
- ]" `5 ~/ Q5 b gen amean=r(mean) in 1) { K6 U8 w O$ w
, w: g" D4 L2 ]. y8 d; | * 总加权平均值 amean: l% o! q ^& @7 g* Y: k) q4 h- p
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keep in 1/240
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: r9 ^8 \1 E6 L- V9 @ sum v5 [aw =avol]8 y, L8 I% Q1 {1 V! |( g
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gen mean240=r(mean) in 1
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: g2 t/ M# {0 [/ W+ y: i" I *240加权平均值 mean240% [3 n3 l7 g' l, `7 {/ V% Y* X
7 [* i: ?. b+ ?, Z# _9 a set obs 500 & `! ~8 i. n7 S+ B; a
3 h4 X7 W; v# l% O" _3 k kdensity v5 [aw =avol],gaussian n(500) generate(dx240 dy240) nograph
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% L5 c! s6 S+ C8 e) p *240 kdensity(dx240 dy240)( Q1 O) H! \; ~
# A |/ d% A3 K" a sum dy240
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8 h% v( `! B- k7 B+ a gen yxis=r(max) in 1
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gen yxis2=yxis/2
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! x) s8 b. {+ j0 A4 V5 R *yxis% ]# U7 A, u3 h/ ^( R: W, g5 {' }& C4 g
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gen dy240max=r(max)( M' r! Q6 I, e! L5 _$ G! ^9 q
& d& o: r' r9 F/ w( h+ j, J3 [ gen dy240minp=r(min), S! r4 q! O! v
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gen vtt=_n
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1 ~, [4 X& j; t1 U6 u# O' V tsset vtt% F& Q- P; n5 ?) T7 Z
6 O! h/ M% w1 }* ] C, v- J5 H% J# ] gen ddy240=D1.dy240/D1.dx2406 R) V+ P/ i8 g0 H( ]
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sum ddy240
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3 [2 ~- Y7 J8 @$ t2 G6 g gen ddy240max=r(max)4 e/ @4 ]/ {8 B
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gen ddy240min=r(min)4 C# C) M; u1 O3 E
2 I9 b0 B4 t# u/ Z+ p( \ gen ddy240g=ddy240*(dy240max-dy240min)/(ddy240max-ddy240min)* ~( b( J& h6 e% a
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sum ddy240g& d, R1 Y4 r6 d4 m) v' L
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gen yxis3=r(min) in 1
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gen yxis4=0 in 1& E2 g6 E" x6 [' X! O% |" }
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*ddy240g
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preserve % v9 g% {/ o8 S
/ c5 ?4 l: |; y8 j sum v5 [aw =avol]" R r: B* p6 c
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keep if dx240<r(mean)
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X8 Y9 q" u; z$ g$ k2 v sum ddy240
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if r(min)<0 {
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keep if ddy240<=0( g0 K6 ~* X# B |) U6 @3 F
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: q5 k* A; @$ [: v1 q if r(N)>2 {
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pkexamine dx240 dy240
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" `6 b9 E% p, r local tempminp=r(tomc), G$ }) e, ?. l% w
restore ) H( l' `7 m2 P) [: K
}
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else {
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di "cannot find minp"
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4 I' N, J+ n- E! c restore
& }4 `# o o0 Y A; W0 M, v) o$ v! Z6 G sum dx240
5 f' y g4 h1 q! k" n local tempminp=r(mean)
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5 H5 y0 L8 A. [0 \ else { w2 I7 M2 L5 q1 ?4 A$ h9 E: S
' q) }4 R+ m) L9 | keep if ddy240<=r(min)
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N8 ]5 _8 P9 U sum dx240; |+ D. {9 I2 G0 c3 H
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local tempminp=r(min)" X% ~. j9 R: z# k0 |- P
restore $ F8 \, Q+ T6 @; M0 {
}
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/ H- ?" o$ q H! z( A e0 ] gen minp=`tempminp' in 1
# Y) [$ |/ f9 M: M* s, [7 @ *240 minp9 w& F) \" f8 @' M$ t% d% A0 z
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sum v5 [aw =avol]
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' R$ P5 j- @5 o keep if dx240>r(mean)
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# a1 s; t$ b* J" j sum ddy2403 p _$ z4 [2 i b& i
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if r(max)>0 {
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) d% r' l# Z& K( x keep if ddy240>=0, j+ o( G+ o2 ^$ l
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if r(N)>2 {
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pkexamine dx240 dy240" X9 _% X& V+ L; k
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local tempmaxp=r(tomc) . R/ ~" U* y' H5 S6 Q9 i
restore 4 ?0 u0 y" x+ z3 W7 {1 u+ ?
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restore
' M- n" [) E6 z+ |* W di "cannot find maxp"
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) D- u) I+ ^) R sum dx240) O4 a0 |' ^3 H2 r
local tempmaxp=r(mean)9 a8 ?7 L4 }# Y. B- ^' q% b, j2 {
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}
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}
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else {. W' p: x" R( f
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keep if ddy240>=r(max)
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sum dx240
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0 _$ {% E. l6 d; m; m: Y( h! ^ local tempmaxp=r(max) 2 y! O# k8 `8 v( ?. |
restore # u2 ^! c/ W. Z
}
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5 x) J4 [6 Z# n3 V* P; p gen maxp=`tempmaxp' in 1
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- Q* p: J0 X( E *240maxp
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7 H# i+ J0 D7 H/ t" w- r; w *-------------ddy240pminp左侧高峰值-----
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preserve
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1 }: n5 R* |7 \4 T) ~1 J: @ keep if dx240<`tempminp'4 C# x( F% R* p% X
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keep if ddy240>0
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7 e- Q. w. Z# L6 I count
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if r(N)>2 {
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pkexamine dx240 ddy240
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q5 O" n0 o7 [$ E local tempminphddy240=r(tomc) + e! p, x6 \* _( x: Q0 [& a
restore9 R9 o" ^# ?0 k+ U5 R' J+ _! |
}
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restore
- I/ t1 R! ~# `1 g di "cannot find pminphddy240"# A U9 N/ i2 o4 F. T
$ |3 X- R5 ]$ x. O. x! V9 Z
' f' B! [2 L* o4 \7 u sum dx240
8 }, a/ _7 y: F+ x: ] |6 k local tempminphddy240=r(mean) ; Q+ O# m1 W# t6 T/ f
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. B# o* N' ~ j7 e/ v: Y gen pminphddy240=`tempminphddy240' in 18 b0 f4 D/ F& a' M. r' x
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*-------------ddy240pminp右侧低峰值 -----------------, @4 Q7 z( V/ a2 D [
preserve ; \+ W, U8 u& p! d: e4 O; n
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keep if dx240>`tempminp'
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+ E# V ]! w* r) y$ e5 _$ [. ? keep if dx240<`tempmaxp', s: A) {/ l! U3 w$ S! }( p7 h0 ^1 R
0 b) Z# u# J3 A' g) L& A' i/ b
keep if ddy240<0 ]5 q8 p/ L/ ~
- D" c4 J1 Q* v( ~3 ~; t gen temddy240=-ddy240
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8 z% i( J+ @5 |( R. _8 g8 C count
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$ d5 X) D0 ]/ y7 \2 o+ n if r(N)>2 {
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8 N. C$ Y2 O+ Z, X$ R. T. D+ t pkexamine dx240 temddy2405 Y" D$ Y; G* J* _2 J% i" j
$ {8 r1 o8 d1 }, w* ] local tempminplddy240=r(tomc)
8 Q( o9 e& U% ^4 n+ f# } restore, k9 Q8 m% c) H0 _5 |
}
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+ N! l5 z+ P" q else {
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. m- Y, p% a# J di "cannot find pminplddy240"7 H4 c- L( |# k: h; x6 b
restore' M4 ^4 f I/ D2 m
, E; X' L1 W4 f# E sum dx240
9 B. Q: J* v, J1 | local tempminplddy240=r(mean)+ H6 j- m! h8 v4 n H. Q3 S
9 U( z+ y- o6 r$ U7 a3 A0 V) Q # W: K4 ^+ I$ ]; V& @
}
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gen pminplddy240=`tempminplddy240' in 1
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*-------------ddy240pmaxp左侧高峰值 -------------------
% { s/ y# F* T) e: ^7 p
2 X9 n2 S- _# |; m b' p preserve 9 m' [ K/ t" u
5 o. n0 ]: g9 R5 ^8 ~) \
keep if dx240>`tempminp'
0 }+ q0 s- ]1 D h; }4 u6 l7 [
& M( f v! B* z keep if dx240<`tempmaxp'
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keep if ddy240>08 ?# a+ [- Q Z! J5 T1 e
count9 ^. L+ r9 @ f5 B
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if r(N)>2 {4 \% K c; y2 j1 y
; p) E1 Z; f% N; `- A# Q5 q+ M pkexamine dx240 ddy240% k, }. U, N2 ^5 Q: F8 D' P! Q' w
+ {7 o2 H* J8 Z& G local tempmaxphddy240=r(tomc) 8 F& S- S) _- T; ?8 W. Y
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restore' n& ~& Y% v: o4 j
}
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else {
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1 ^4 i& g3 M2 B; r1 d di "cannot find pmaxphddy240"1 @+ f' t) h- W5 b! i
restore
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# f2 p" F2 u# K. p# S( N' j sum dx240
, Z& _% L* Q5 K# ^! t! c5 N4 P9 m% v local tempmaxphddy240=r(mean)
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gen pmaxphddy240=`tempmaxphddy240' in 1% o& C$ {! o! A+ w4 h( S
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% c" m0 \3 o% o8 w. c
*-------------ddy240pmaxp右侧低峰值 -------------------6 @; N7 |5 R! M5 e
3 q: f$ g$ \7 L5 o9 `) Z8 x# ? preserve
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keep if dx240>`tempmaxp' g2 \& ]' t: Y9 H1 k6 `% H
& \8 U, A% y. D' Q5 a gen temddy240=-ddy240
/ B5 R! x4 }+ ?6 N9 T# ?$ j & s. o2 [4 B% Z% o
keep if temddy240>00 Q+ }' Q: {+ u
. [4 }1 |' M3 p; h5 H4 f- w1 a4 e
count
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if r(N)>2 {
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2 q( G" Q. i! H: W pkexamine dx240 temddy240
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local tempmaxplddy240=r(tomc) 7 w$ A/ y6 _& R P* m
restore% A" z# S; _/ ^* F6 `+ e
}: f- Y- { L: R1 a
6 U9 E3 U Y4 a1 J& m else {
8 y( U H4 b! D restore
5 X S& y+ ?$ _; u9 A di "cannot find pmaxlhddy240"
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sum dx240
0 v) u `, I( e4 | local tempmaxplddy240=r(mean) in 1
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! \" C; V& ^1 ]( |. ^9 C gen pmaxplddy240=`tempmaxphddy240' in 1
# m# G* z: F: T. l 7 o+ L/ |3 E: E& |' s7 r; K
*-------------------------------------
2 w p5 k2 B5 T2 F
9 n4 T D: l+ `3 p7 G gen price5d=v5 in 1/200 r2 ~ o9 |! }( c! Z4 k4 c
+ l! q/ o1 n, R7 E4 C: e
gen price5yy=_n in 1/20
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gen price5y=price5yy*(dy240max-dy240min)/20! Y# S" K' n; u: e6 @
" y" H, X! ~2 L8 g *price5y &price5d
7 ]; Q- H* Q% X: g$ u' r- _ 4 h2 `0 v' J& D
gen priceny=price5y in 1
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9 y; M- j8 R7 S3 E gen pricen=v5 in 1" M' I# y/ }% i4 z1 H) E
+ C0 o7 C- t9 l$ K3 D3 N5 ?8 \* N5 D
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*priceny &pricen3 m- \+ _( j1 ?* m
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*-------------------------graph------------------
7 I! ^9 r9 \2 V, `2 \. u
0 ], \& l- M* T" r$ ~8 [ 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)- x+ ?" }$ ]" j: }$ O) B/ C
7 z! U1 ?4 B3 G8 j% H! {% j( W' B* ---------可选项目----------------------$ Q/ ]+ n) H( ^1 G
*(spike yxis amean,lc(blue))(scatter yxis2 amean, lc(blue) msymbol(+) mlabel(amean))
# }- e3 U$ `3 s y) W}+ D1 r: b" `% P9 W' ?/ [0 a
end W Y$ L. K2 t, r
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