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maodeng 发表于 2013-1-28 13:13 6 V! G: Q- ~. p
. hello 300236
( `; t3 a& o% X1 S1 a7 Rstatement out of context
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5 ^/ b% |+ c' W5 f! i2 J& p: c抱歉,最近太忙了% U; e- y/ _: E6 R. T+ q' s7 A8 l
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300236 我用下面的程序试过,没问题
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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, T2 F2 M! I9 B& m9 [& C
+ h$ I- v1 n* w( Ecapture program drop hello
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/ d6 s7 ^0 Q' y, {2 G9 L) J/ u, Q+ uprogram hello
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cd D:\stock\test\source0 ?) ?! q( q" \- W) B, N& z
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insheet using `1'.txt
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* y! F5 z3 f# U) v" P. } keep if v5>04 x; \9 t b2 `' q$ H# j
; } y- S0 j( a' ~- i
gen vt=_n/ b: r3 q' ?% n1 b
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tsset vt
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gen zf=D1.v5
* l+ [. ]% J! J
: P( E5 \9 E0 |" I gsort -v1- m1 ?& M/ R) T# x9 x1 W
; \+ P, z6 R( v; o: v: ?7 B4 t gen avol=v7/v54 }. V+ u& h$ e/ k$ l. t
9 z" T4 d# E1 F# w0 x4 m ?3 L5 }
keep if avol>0: M* i7 P" C) y H W& `
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drop vt
+ V4 x9 D% l7 m: u, }6 | & H! ~. J5 F+ t9 t. i) R" B
gen vt=_n, G# h% \: ^5 d
( N# H+ j$ p& Q; ]/ u5 H3 S tsset vt
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sum v5 [aw =avol]
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gen amean=r(mean) in 1 e! H! p& T% A: b: z
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* 总加权平均值 amean
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R7 I* i A q+ v' | keep in 1/240
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* `- @6 y+ [3 q' r+ j) k( P sum v5 [aw =avol]
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2 I' Z) C! K5 f gen mean240=r(mean) in 1
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*240加权平均值 mean240, K2 O! J2 C# L( ~
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set obs 500
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- u7 n: ?9 C/ ?8 H kdensity v5 [aw =avol],gaussian n(500) generate(dx240 dy240) nograph
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*240 kdensity(dx240 dy240)# B9 X& Q: b4 `
1 P% L' a0 a: {7 a: h9 b7 A sum dy240 L& ?- ]* C. w1 n- }9 W2 Y) Z, C
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gen yxis=r(max) in 1
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( z/ S- v+ ~' h1 P7 e. P gen yxis2=yxis/2* f) T5 Y- g! ]5 p( w* J
1 K+ S/ b2 n: L+ {0 B$ n; t; T* X *yxis" L$ M, k6 Q& f
: ~, E6 S+ f, U( z( o7 [' n gen dy240max=r(max)6 ]6 q+ ~1 w$ F! V; X
3 P8 n& X2 D* L gen dy240minp=r(min)- I: b/ ~( M$ D5 c! x# O/ M
4 w3 _+ r3 _( \! B. F/ v gen vtt=_n
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; B/ Y4 _" P# }% [7 A+ @ tsset vtt# J3 K' ~2 `! \. d2 `
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gen ddy240=D1.dy240/D1.dx240
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sum ddy2405 }8 w+ f6 S; H- Q; A
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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)
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sum ddy240g9 |4 K4 i7 R- W. u0 U, D
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gen yxis3=r(min) in 1! u+ g: n% E+ r- X3 E
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gen yxis4=0 in 1
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*ddy240g ; \4 @- s% @5 I- V& ~: i
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preserve
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sum v5 [aw =avol]
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keep if dx240<r(mean)
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sum ddy240
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0 d3 R4 H4 ]& R if r(min)<0 {
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- W5 f2 o3 h; Q. |" K) ] keep if ddy240<=06 o+ j+ o3 V- y6 y6 R
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count
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if r(N)>2 {6 S# @, o" E8 k+ @# s0 _1 j$ E+ r$ {
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pkexamine dx240 dy240
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local tempminp=r(tomc)
# h2 I3 D( T# |8 U restore
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else {9 t9 a/ f W" L0 ^/ R5 `
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di "cannot find minp"
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4 N7 G7 q$ J; A7 k* K7 |. A restore
+ ]3 Q, f, X" ?+ ^ sum dx240
. h- v1 c- z( B3 e! G4 P- f local tempminp=r(mean)3 J2 w/ }7 b, \7 F, r
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+ \0 p6 a# }5 G+ z else {
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! T [: o) B+ u; k7 _2 Q keep if ddy240<=r(min)8 Z& m" `( ?7 C7 M
$ K5 `1 @- y8 U# T) O sum dx240% c: d/ c9 ?) R. E+ j; F
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local tempminp=r(min)
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gen minp=`tempminp' in 17 x" w3 o9 r% x0 Q
*240 minp, d) ]. ` T8 \& `+ P& M
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preserve , z9 y! P u/ A
9 G Q1 G+ M$ e% S0 E sum v5 [aw =avol]/ W5 y2 l0 I- q. b8 l& `
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keep if dx240>r(mean)
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sum ddy240
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if r(max)>0 {! u& q) | |/ Q* n
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keep if ddy240>=0. U9 B! x Y; U' X
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count" x* l D; T' L/ m
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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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- M3 }7 r5 }: i1 n* } else {, ^3 g9 s# f1 g7 Y$ z
restore 5 I: q( l/ I+ b+ ^
di "cannot find maxp"
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% S& x4 ~ j% W! Z9 v6 j- E, w sum dx240
* g' p0 {! b. p# {/ |7 ]! w; R local tempmaxp=r(mean)
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}
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}
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. e3 d' P$ a5 ^! |0 g4 ~ else {
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keep if ddy240>=r(max)0 s1 B; Q1 U7 W) |0 a
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sum dx240, f4 S5 S! E2 s3 a
- d! o6 n( r- O8 H) F4 G local tempmaxp=r(max) 8 S5 u2 U" \" b2 s; }6 r4 _; ?5 m
restore 1 C% M2 L, a& s# G
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& l) m+ S7 k$ s# j4 z3 b gen maxp=`tempmaxp' in 1
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*240maxp
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) I, g& s3 `0 L& t *-------------ddy240pminp左侧高峰值-----; |) d6 I$ a, M2 [" y, A: W
8 N, v9 _6 x" t/ ^* v) k preserve 4 p$ i* C& Y) @( R2 K+ k
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keep if dx240<`tempminp'& _& e3 v* F7 g* P2 e8 ?( Q% y' Y
3 P& A/ z# I2 I' l keep if ddy240>0
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count/ r) G" z; n( l' e
6 T+ K- ^9 k: f6 h- w- @& x if r(N)>2 {3 ^$ E7 |. H1 {& Q
$ m* e; h- Q; e: X( \1 N8 t pkexamine dx240 ddy240
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# n7 k, Y% u! L0 l# I. G local tempminphddy240=r(tomc)
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else {
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di "cannot find pminphddy240"
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$ g! c* v8 _5 V) m+ _ sum dx240) O7 P5 g1 ?) s4 [
local tempminphddy240=r(mean)
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. R3 _2 |4 Y; p6 A+ |7 [# K gen pminphddy240=`tempminphddy240' in 1
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*-------------ddy240pminp右侧低峰值 -----------------
/ ?) B4 [2 o0 d preserve , v# p' K7 H$ }2 u. j: Q6 c
6 {8 e8 e" A8 C8 D6 V7 R1 J$ I keep if dx240>`tempminp'
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keep if dx240<`tempmaxp'
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; c. `3 O( S, Z0 ?: B keep if ddy240<0" ^+ ?& F1 o$ Z9 ]. S
. v8 O( e8 x. [+ x gen temddy240=-ddy240! | a( X0 ~1 ?* i
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count; x5 X2 y; z$ ^2 |( I
1 a }7 @0 X; l) d+ i if r(N)>2 {
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pkexamine dx240 temddy240
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; w8 h# o# d1 o2 C. n& e1 K local tempminplddy240=r(tomc)
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}
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else {
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di "cannot find pminplddy240"
5 I4 Q' Y q* c0 n: M( b restore
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! D" I8 g0 s) F6 n sum dx2403 \# ^6 ~" X) A& o7 @* n
local tempminplddy240=r(mean)
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gen pminplddy240=`tempminplddy240' in 1
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*-------------ddy240pmaxp左侧高峰值 -------------------: n" P% P4 ?1 A! @5 x
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preserve
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% o, u( A2 B" j M& R keep if dx240>`tempminp'
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keep if dx240<`tempmaxp'
x$ ~6 d* d+ d* a: i# X
3 J* g0 G! ^. E6 n @/ W/ H5 L keep if ddy240>0. q: Y* J O" B# \ `1 B4 x, ~ X. N
count
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+ W0 T. }* e. K% y if r(N)>2 {
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2 e7 t, _# @ x$ t! X9 ]2 } pkexamine dx240 ddy240% w+ Z/ z9 o0 T7 a r. I, x
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local tempmaxphddy240=r(tomc)
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restore
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% O5 v2 t& X$ `' }5 s7 t+ b3 M( v' B else {3 H$ E( m# y% H! y/ }
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di "cannot find pmaxphddy240"9 q" g+ E0 C) ?# I2 H7 a/ I
restore
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sum dx2409 {- J+ a2 q! z4 E' I+ I; h5 s+ M
local tempmaxphddy240=r(mean) ) M+ o: t; e k7 J, k* n
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gen pmaxphddy240=`tempmaxphddy240' in 1
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*-------------ddy240pmaxp右侧低峰值 -------------------
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/ X' ~1 T8 q! O+ H v/ W preserve
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* }0 I# m% }( G0 B) {4 `0 E, k keep if dx240>`tempmaxp'% q0 b/ n# v E4 K; v W' T* [0 X
7 v) J5 H, d7 ]" J' q gen temddy240=-ddy2404 F1 m }' g+ A
4 u' D S/ @ W; a% g9 t! Y keep if temddy240>0+ D! C/ d5 N: d+ f5 n
+ A" M& H# ?, l8 p
count: s0 G% K0 X+ Y# W
$ t6 Y2 o3 r6 M% w5 m0 k if r(N)>2 {. [; l" b7 V% s. E# d+ \
' C3 j l# v. {9 N$ ]1 ^3 a pkexamine dx240 temddy240- f- _, b, d* W
4 \- Q6 m' R' ?- o7 T8 O local tempmaxplddy240=r(tomc) $ g0 b/ b' h9 ?$ `. m
restore
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else {& b2 L! ~. M# w/ I7 p9 W
restore
; s" K+ L* o4 `! Q di "cannot find pmaxlhddy240"
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Y, P: S: }; U6 b ]
sum dx240
% g; G- [' U ~/ l" E local tempmaxplddy240=r(mean) in 14 I" ^0 R! z+ k1 K/ y1 b/ v
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0 Y2 ]6 v* I8 @8 j R gen pmaxplddy240=`tempmaxphddy240' in 1/ J: c4 U9 s' @! `4 _; @1 X# C( T* }
$ j% \' `* k; |% e5 y) B- O- _1 H *-------------------------------------( `& f, j& G5 r$ s: X
( S+ U3 g3 _- `' y- ~( v) h
gen price5d=v5 in 1/20
! l( [9 {, o+ @ x/ V4 q
; ]; g) [) j# K gen price5yy=_n in 1/20$ i: ~2 m- Y0 R
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gen price5y=price5yy*(dy240max-dy240min)/20
+ v5 l% }8 R/ u/ W
0 `2 t# V& f. Q1 l, j *price5y &price5d
$ H$ I& o9 U8 N2 i# I' s. A5 X" W$ | $ T |6 G) l4 W5 c) y
gen priceny=price5y in 16 F, i+ I% i8 T9 l; I
f2 n+ f" M) L- Q% x
gen pricen=v5 in 1
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*priceny &pricen
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*-------------------------graph------------------
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+ o, k G4 O/ w) p" h% i 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)# m5 w' l+ | r5 ]1 `2 e+ h
4 ?% w( [, J" e4 @8 W1 N) s( V
* ---------可选项目----------------------
6 f9 i% [% v' k1 I2 g9 }*(spike yxis amean,lc(blue))(scatter yxis2 amean, lc(blue) msymbol(+) mlabel(amean))$ g. b; A8 r3 r4 Y* e2 U, y
}
' l- ?9 p& t+ @. N! aend
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