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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!!
4 M% m) A2 d k* I+ G H主要想要下面几种:" ?/ H1 Q- E B" o; c7 h
1 过原点的线性加平台,求拐点. l0 ?, W+ `7 l# F- D
2 过原点的二次加平台,求拐点
. t7 w( G0 A8 D3 对数加平台,求拐点9 w% m, J. I) ^ l6 q0 e' p
8 x) [* X6 P+ k9 ~ g- a; c0 l6 R3 z5 d
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( ?! K1 m- V! A$ Q E2 w; [4 T1 X$ y7 R" l1 E
DATA A ;
( D. t# ~: F- oINPUT aa ry;
+ P4 {" O+ U4 X6 D0 h% Fcards;+ Y5 \, R5 m* {
11.8 58.72210953
. k/ E- o: |7 K+ k20.1 88.0967142
) \2 K+ b% w! K0 A! Q& C20.1 81.245297221 O7 v% {$ ]% g! H3 A0 J7 r }
20.1 84.29360695% y' P0 _. W6 `& E3 k5 U6 d
20.1 81.10726644: P* ~4 e( @$ @7 [
15.6 98.75298664
9 G' H" l% A, w. b- j2 J31.6 68.86474304
( N3 ]9 P( t' _" H3 y69.9 92.33568267
4 c& I- }* j) G8.9 84.69947471' s# K2 e' i% w1 ?( Y
43.2 90.84231146( P" T% j! x" R" M) h/ k" h& a w
39.1 109.1894109
9 }- \+ o; U% O86.6 93.08064686
# P( \, Z0 V7 k4 w8 d* p& \: x27.5 86.64394553
; R2 ^0 Z. J' S% |* n. [! |65.1 76.048772172 `$ a, G+ _! \/ m, I
144.8 91.16522565
! e9 X9 H& U) f7 i. X& t60 78.80126767
- A! e& p4 H8 h52 94.33156385
! L" R4 e9 e& G# B' X0 W$ e$ _32.7 95.63820283
( c% l3 q, b! ^. t68.7 94.132536695 ^* d0 G" G2 l* k) K9 q
101.4 89.24645622" V- K. u& N% h- f% h4 |
84.25 101.196025
& p8 I$ S. z, X D' l+ Q7 p. C# F133.1 85.42372881
- n( O( k. ~" [! ?! N75.6 85.5045225
' q$ ^' @7 f- ~0 q139.5 96.59318637
2 P& z/ b) L' X- W- L* |6 \& H56.4 107.7097506' r# d9 @; ^9 U y/ Y
112 94.01759531
: t# e) h8 B, ?. E, L' }45 97.63031155
) o( A! d3 t$ a, x! Z2 B76.6 85.12898331
) E/ ? g6 n; U' T14 92.92788563
2 Y( E) j' `7 q1 t+ [264 84.72287086+ z1 |9 s5 w* ?" s
11.8 27.167630068 z# y* a K- J7 i) R5 C8 B
8.9 66.1675435
" ~9 Y; `: A N& O" G8.4 69.86062718& G# v$ Q$ n& ^2 n0 T9 D2 d
48.2 95.39295393- M C1 b5 E' i
85 90.46265185
0 G+ ]2 l9 G, a4 ~5 k( w4 b# y. A56.66666667 96.16099071
/ [# O5 c7 c. _( h& c4 a V3 m21.5 89.88411761
1 s$ C0 b. d4 j0 f2 n* `7 C5 z1 Q$ `167 87.70897566: S1 n( d; |+ d9 _" l
130.5 97.58812616( p; k2 E& v! _7 E! H
167.5 99.29691725
: G# E+ ?2 Q( z( y7 p27.5 94.3345668$ h$ ?! P9 p+ C: _! Z
27.8 83.32801701
5 x2 G2 O4 }" o33.7 84.03827751
5 d* S! {0 P/ F$ N121.3 62.1226565) z: y5 E+ M* a, {" S0 H
199.8 79.47899302- _& g: ]. J' ^/ M# z% L
270.5 72.63651182
9 _+ o% Z4 ]+ v8 [: \206 87.084244543 w1 \" Z; h, ~, n0 P
107.5 72.13753714
( D3 e6 W/ e/ l5 N- d134.9 88.94919802
; m! _/ }3 J- w( g179 107.84219558 l* g& R. M) g; k$ Q, P* K; N
3.4 77.79831933$ t6 Q/ l8 h- ~1 o/ ?) R
12.5 69.97430957
+ `) s# M2 U9 n; X2 v" i3 E12.5 41.72274563* ^( o( H( I' @# d# }- M
12.5 42.59395726
6 a; y/ G# [% ?5 M$ T21.5 96.77574591
! Q8 L3 j0 W& Q9 A18 80.52768162
: }& h J* z' t17.5 91.15776212
2 B( K; T9 q* G- ]% P
# e. G7 e- ~2 [
! ~. W6 u- g# e J
: K, Y) ]' n$ }8 R4 r: X' l( ]
) u: e i7 k! y5 r" J4 j) q4 u2 W; l
7 G% V, u# \6 S9 H0 `4 G7 s5 T8 e' i7 \! [: z: f
& o4 @! q& t: v* X" B9 ^- D- o
5 f- r! ]# n# k. T. u0 C. t# J( j/ F;' T, i+ O! |) Y$ G0 Y1 e+ U
TITLE1 'Yield Response Data';
, g4 J+ i3 X6 a7 n5 K! ATITLE2 'LRP Model';
$ I( T( O, l8 qPROC NLIN DATA=A BEST=3;4 _# V& @* }4 x' m! [% z+ _
PARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2;3 g% Z7 _4 h% X3 b1 {
IF AA<K THEN DO;
! B) a/ X3 X& NMODEL RY = A + B*AA;8 H- ]. {, G9 E3 F1 S. U
DER.A = 1;4 G* Q: ~! @( k$ Y9 \' X
DER.B = AA;2 k. |- L$ Q- v$ Y& u) S% t# @
DER.K = 0;
; d0 D! D) K% U* V2 G# v, V ZEND;
. ^8 C: H: T. m/ k C$ \. G" ^% {1 AELSE DO;
- [$ A2 @8 \7 J3 }% c7 MMODEL RY = A + B*K;/ |3 X$ \1 o; ^, o) [; y
DER.A = 1;
1 p+ `4 _3 ]5 L2 `/ H& pDER.B = K;' R+ E9 g1 k/ s9 L: \6 u$ g
DER.K = B;
" ?5 `3 a9 d- Q0 M$ N( z& {END;8 j; p6 d+ f N& c9 V
FILE PRINT;3 x, c+ _! j/ E3 \8 a
IF _OBS_ = 1 AND _MODEL_= 0 THEN DO;) ~! h, Z( A7 e) q$ J
PLATEAU = A + B*K;, e0 a3 R' p) ^9 b0 T
PUT PLATEAU=;" S, Q8 l1 w7 H6 X0 D9 v7 F8 f
END;% l1 G. L* B) ?7 k f. X* f
PLATEAU = A + B*K;0 ?% A3 M4 f0 U! h6 I0 v) ]2 M9 u
ID PLATEAU;% `/ u7 S+ ]/ z. ~ Y1 p0 H
OUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;
' u- L" s6 _ a2 k8 U3 YRUN;
1 {4 e5 B1 o% ^3 z& E2 ^3 i9 LPROC PLOT;5 A$ m0 }: D& G# K [- ^/ C- H
PLOT RY*AA='+' PRY*AA='*'/OVERLAY;4 i& J: N3 T5 C( m
RUN;
& D9 a- E! f& o4 J5 B, _1 I9 D/ K/* For you information:) P% e' `3 @$ W' A- e5 T" d
*/
% ~) @5 R7 E2 {8 ~. |/* This part of the program outputs Rsquares, significance,
" Y! ?, A3 C# N6 Eplateau, */* b4 e* z- N; y. r
/* and soil-test value at the joining point into a nice dataset.2 o/ w. V; L7 \& P6 S o' M
*/
8 T/ n5 r# m7 m+ ]( u# t7 |PROC MEANS NOPRINT;
6 q2 G a' \" O* s* I& K# o; N/ dVAR RY SSE A B K PLATEAU;# e2 e0 M, B3 K+ I6 U# W9 P" q
OUTPUT OUT=NEW2 N=TDF
; X+ m- R4 I* |2 ?. p MEAN=RY SSE A B K PLATEAU
8 R& w! S2 ?6 H% o CSS=CSST;/ i* I, t4 z- W: a
DATA NEW3; SET NEW2;
+ \+ [, y7 Y+ l4 Y. nINTERCPT=A; SLOPE=B; JOINT=K;
$ _; |7 b0 T1 b) ], M1 u6 |RSQ=(CSST-SSE)/CSST;, ?' \+ L/ J' A3 V
EDF=TDF-3;& ^& o0 k9 K/ Z! q V$ S
SSR=CSST-SSE;. \+ S4 x5 B# {. G, X# f5 c8 z
MSR=SSR/2;
0 I$ @- d k; x6 ^4 y0 N. pMSE=SSE/EDF;
, [7 |5 b, Y' O, Z M1 K$ pF=MSR/MSE;
7 Q$ r0 g0 R+ O* Q1 FPROBF=1-(PROBF(F,2,EDF));6 ?) L; U" B$ o' B: s( a
KEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;
! v5 H4 Q6 Z! e7 iPROC PRINT;2 T9 w. D5 d3 L
RUN;
6 I, o7 Y6 z0 _ |
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