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升级   53.68% TA的每日心情 | 郁闷 2011-10-18 21:19 |
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签到天数: 1 天 [LV.1]初来乍到
 |
本人现在急求sas的几个小程序,请各位高手帮忙!多谢啦!!
5 g `& A* [0 A) ]- o主要想要下面几种:) @6 H0 w) B" d/ n' {; K7 ~
1 过原点的线性加平台,求拐点* y, |. q; j. ~2 J2 K+ P: v% m( e' V
2 过原点的二次加平台,求拐点
) |5 q7 O8 v8 h5 J {. q3 对数加平台,求拐点, g5 h* t% N- U: P' T5 F
2 l" c; b( Q& n( `' K# w下面是一个线性加平台的程序,但是不过原点,贴上来,希望能有个参考。我想要拟合的数据也写在里面了。
4 x- g# k9 ^& R2 k7 ]# \& W8 d/ A1 f5 n7 E
DATA A ;
+ S. ]/ D" j. S! p5 O* m7 b' CINPUT aa ry; ?2 S* [' a5 U6 E$ q
cards;
: ?& N' H8 A& A) `11.8 58.72210953- H& W7 r: v5 I9 k/ v
20.1 88.0967142
3 J1 |/ h* K2 n* o- g20.1 81.24529722% m" }# q/ f- U3 t$ b) ]7 N5 X6 h* d8 A$ [
20.1 84.293606955 H5 X7 ?# | Z2 J9 D0 u
20.1 81.10726644
( Y* T5 d4 m2 o7 g2 d15.6 98.752986640 t; L( _8 P' r/ `3 ^
31.6 68.86474304
* `- h$ X- z+ T7 }4 [69.9 92.33568267
9 b7 k* U0 A+ A$ k# l8.9 84.69947471
, K' o9 {' T4 P/ h0 c; c0 w43.2 90.84231146+ C1 Y: Y+ L% |: t! W
39.1 109.1894109
- A" L& _4 @; v7 T) b9 P86.6 93.080646868 s% ~- y' y& M- O/ P
27.5 86.64394553" f/ ~7 E6 n# ^7 l
65.1 76.048772172 Y$ h: {1 t/ o( {) y+ g; S/ @9 G! o
144.8 91.16522565
8 S' e- [2 ]/ K! L" N5 _60 78.80126767
. v$ K+ a; G" i+ M% z5 d& |52 94.33156385 j, V" _- y1 {" O7 k# z
32.7 95.638202839 _0 [8 z$ O# X1 h" m# h4 m% v
68.7 94.132536697 `; d6 O0 e% B* G$ m
101.4 89.24645622
! z7 h8 _- Y* M4 v7 D84.25 101.196025) H# [! T7 h( ]5 J5 i. F2 _
133.1 85.42372881
5 _2 m3 w0 n, W2 K, k" H75.6 85.5045225
$ |0 [+ m6 Y" j139.5 96.59318637
! |" X' r6 D: Z4 v: K0 }56.4 107.70975067 M$ a% a$ z0 @
112 94.017595315 a# e$ J$ e z7 U
45 97.63031155
m# R p5 |8 V1 V76.6 85.12898331
4 c# n0 j5 O3 c* `* h; ]0 }+ `6 ?14 92.927885637 y/ N+ f) n& ]: g+ q
264 84.72287086- S: q/ U! l2 I0 D
11.8 27.167630068 g$ B* g6 ` h; r* Q
8.9 66.1675435
- m3 T. t: c% I8.4 69.86062718* I3 V8 e1 f) R' O1 r
48.2 95.39295393! _7 x) C# j4 I' T5 Q7 y2 N! e
85 90.46265185
0 K# c' X, K; `" c: G! i, p/ N# @56.66666667 96.16099071
3 ]. F& _) L* \7 e/ T0 Q21.5 89.884117616 G% R% T( [# U4 d$ \0 M
167 87.708975666 G. [" |. N5 F; n8 f4 L
130.5 97.58812616
% j3 Y# y' b, a* x. ^8 e167.5 99.29691725
) t, }# F" i" H27.5 94.33456689 {/ t2 S& C1 ]0 T& s
27.8 83.32801701
9 S8 y3 O& K" C, e, T' @, P. w) M33.7 84.03827751
' V9 j9 m) j) B. i9 l& r L2 w9 `" R121.3 62.1226565
; t3 A/ U+ \) X; G4 A199.8 79.47899302
- f6 c9 m5 R8 P- X, C4 Q- w1 M270.5 72.63651182% K9 a6 @, x9 Y! m% T
206 87.08424454
7 U7 E+ g8 T2 g9 k7 J: n# E107.5 72.137537147 h1 Q* l4 n4 t& E
134.9 88.94919802
8 T% X; k7 {( w( P: {2 e179 107.8421955* A8 X) o4 K$ q- q: Z5 C
3.4 77.798319332 v" F! ?* c* B& e( N, A
12.5 69.97430957
1 |/ q+ M: l' z% [. H7 S12.5 41.72274563
4 L; N2 L+ y# ^4 o! [12.5 42.59395726& S3 l6 f$ ^6 v( W4 B; D( i5 c! g/ p
21.5 96.77574591( X0 x8 i4 Y% M0 U
18 80.52768162
7 P( i A* f% K k/ u17.5 91.15776212: b0 F1 J l3 Z& g, O" J
! Z k# g& Z( }' _3 L5 x
7 g% |2 v2 O! {* H! E& p& ?+ c6 ?4 a0 t7 @; W. K, Z0 v
* u2 b* Z$ F j
/ O& T* y' o# c' x' z% F
% ^; q) Y# r: v# ?: g& S
J5 o- u: X- z
. l4 @, n0 L- K
. P8 k' `+ R4 \; o3 m;
7 ]+ ~( O* H/ @0 s* nTITLE1 'Yield Response Data';. D/ P, `+ p& R* G
TITLE2 'LRP Model';
5 F) U# K4 E% n8 O. D; [PROC NLIN DATA=A BEST=3;
; O5 ~4 M. w( j: aPARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2;
8 Y( k" X, d9 z D( j/ CIF AA<K THEN DO;
8 b$ B' N9 _6 n: K0 L6 j3 m/ p$ WMODEL RY = A + B*AA;8 n7 u! j5 C2 I* T0 x# [% c( [
DER.A = 1;' @, n: C* A% z, k; s
DER.B = AA;, n7 R/ \! \" L$ X9 A' Z
DER.K = 0;, b8 U* P" e4 W0 V* K; E& u
END;
2 R* M: J* k6 R! e( yELSE DO;; o9 W) m# [2 ~& @
MODEL RY = A + B*K;& H4 t) t( V( |
DER.A = 1;
7 k# ^% T2 a5 _DER.B = K;1 |; R3 `8 }0 O/ E1 k# Q6 A
DER.K = B;0 u) \2 P! R! o/ ?. l
END;
1 z' Q: I" }8 m; s4 g, }FILE PRINT;
/ y+ E. o% M- \* \6 bIF _OBS_ = 1 AND _MODEL_= 0 THEN DO;1 ?4 q$ W9 d1 ^# [# t/ g
PLATEAU = A + B*K;1 W( I; U+ |* A/ S* T; m/ r
PUT PLATEAU=;& b9 k, Z1 r" x0 p2 Y7 d) B2 l
END;
$ q% d! x& w0 IPLATEAU = A + B*K;/ K k/ c: u& l9 H v
ID PLATEAU;7 {+ ?+ k I% }( H
OUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;3 [0 o. E) q/ z7 a
RUN;
& M7 \# m: P, @' m! Y0 H! _. CPROC PLOT;% a8 l9 f% J' Y3 f8 u
PLOT RY*AA='+' PRY*AA='*'/OVERLAY;6 S- L: N+ p# Z K5 \) ~
RUN;
) M% G. }5 |8 B6 h8 G6 _0 T/* For you information:' F# G! A3 ]8 l+ S: G
*/
4 }. ]+ E. q" B# p% Z- G E/* This part of the program outputs Rsquares, significance,
) ]5 W" ^! k; Uplateau, */
, r# O) X8 U) c/* and soil-test value at the joining point into a nice dataset." @- c F; B% Y
*/
% d1 u* }+ j) S" Y, P( O4 Z; QPROC MEANS NOPRINT;
) P+ j* `& S- L+ n( R$ AVAR RY SSE A B K PLATEAU;
7 {' V, Y0 C8 o( i4 ]" UOUTPUT OUT=NEW2 N=TDF
7 h5 k6 S: i' W MEAN=RY SSE A B K PLATEAU
) \5 K, z$ G0 G: Z! B CSS=CSST;8 K' J" L( _0 Y5 Y2 i# f
DATA NEW3; SET NEW2;
2 l* @" I3 H* K1 pINTERCPT=A; SLOPE=B; JOINT=K;+ Z9 e3 z3 E% N4 v; G* U8 R+ t
RSQ=(CSST-SSE)/CSST;
, s8 g! ]3 C2 V/ DEDF=TDF-3;
" e# O8 S D$ ~) Y( a; Y6 Q1 d) kSSR=CSST-SSE;
' o# r2 r4 _2 Q1 |2 @7 u; n1 [MSR=SSR/2;2 e3 A, F, |; v1 `0 G
MSE=SSE/EDF;: A2 f0 y& |3 r5 O' ]
F=MSR/MSE;
# Z$ e1 n7 |1 \; {, `9 p! z- v9 EPROBF=1-(PROBF(F,2,EDF));6 }. x& p8 Q7 c; M0 X/ m8 n; O
KEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;
0 U# R; s: t* y( c) aPROC PRINT;, |7 j+ i1 T; e* D2 V# V: s5 ]( n
RUN;
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zan
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