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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
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本人现在急求sas的几个小程序,请各位高手帮忙!多谢啦!!
- M8 U6 w: T3 E2 @- g主要想要下面几种:$ v' j$ \* c8 q' X% K% |9 A0 G
1 过原点的线性加平台,求拐点
/ O" @9 m0 t$ d2 g6 R3 p5 j2 过原点的二次加平台,求拐点
E( V' g1 e5 z5 N0 }3 对数加平台,求拐点- D. Y3 Z- \8 T! z, I5 q4 c' w! a
: y, w" ?) R& N8 T$ @$ ^) V9 ^
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。9 \8 o- g8 h3 d
" n# a, V4 D7 m& d% oDATA A ;( M6 K B4 l7 V1 h% f2 y3 {
INPUT aa ry;) z6 f3 w( R9 L
cards;2 R- R* e6 Z0 i, u* Z
11.8 58.72210953
$ m6 b* z8 G1 b5 M20.1 88.0967142" G5 d! n4 W7 Z8 O0 j% T8 J
20.1 81.24529722
! U2 o+ O# _) M% T2 B+ {8 f- ?6 h- P20.1 84.293606957 A9 Z" D* |' E0 K, I. }
20.1 81.107266444 L4 w# l7 A$ I$ O- v9 W; h/ f
15.6 98.75298664, ?) k7 U- B6 m7 B& A m8 w
31.6 68.86474304
4 ?+ c8 b- {0 O) Y, K. h+ v5 }69.9 92.33568267: m0 O3 p9 d5 W; N" n; G% q( E. I
8.9 84.69947471. \" B# @2 ]# G3 ?, _ w$ |2 n3 n
43.2 90.84231146
# G- U. ~; t q) _7 x6 V7 x39.1 109.1894109, H" ?% ~. k( i3 x7 d
86.6 93.08064686
2 P4 U, |# p5 V0 h' p6 ?27.5 86.643945538 m% E' v* Y7 f5 O0 w- V- N
65.1 76.04877217
8 ~- w. d: c$ ~# u, |144.8 91.16522565
: V6 q2 G5 {5 [; `60 78.80126767
; n. i8 J; `1 {. p. v ]52 94.33156385
/ S, f+ A# \+ m7 T8 b3 |32.7 95.63820283. |1 B r# x* s: w6 M6 t- J
68.7 94.13253669% V# }8 }1 B& G* a, ]8 ~
101.4 89.24645622
! s0 b g ~6 f84.25 101.196025) v# N9 `& k$ X/ D
133.1 85.42372881
" L, k( J: c% X0 n- e" M* p3 ^75.6 85.5045225
4 B1 E( Q) W L% ]4 r' `" H139.5 96.59318637
) c; K& q: Z% N56.4 107.7097506
3 j; V* a' e9 y, P6 E1 @% y112 94.01759531/ f* O+ u) R/ e) D$ L& R4 g
45 97.630311553 ?) h. H5 u' v8 e9 @" f
76.6 85.12898331
1 ~' K2 {2 k9 d. U9 u' X! r5 K14 92.92788563
; n9 ]+ l6 l' i; J8 {264 84.72287086
/ U; {/ p. [/ z! K11.8 27.16763006- B9 o5 C, K# K, @3 \& a
8.9 66.1675435
/ h2 P" O" L$ Y$ u3 ?# F9 q& f! i8.4 69.86062718
& \* G/ K( C7 ^& C: c4 M48.2 95.39295393# z) ? k" f$ K0 b" p' O6 |
85 90.46265185" L# L& q* z6 v, ~. s
56.66666667 96.16099071
' [0 ?# N( V( S21.5 89.88411761
! h6 t" P S. v5 v! ~/ y! p167 87.70897566* e3 q0 |* K; n9 g! i
130.5 97.58812616/ z& c& \8 Y t2 O+ @* b
167.5 99.29691725
+ L! w8 c b$ H4 h% z6 f0 B27.5 94.3345668
; C! t# X( F$ C3 L+ I27.8 83.32801701- L) q8 \, b n! t
33.7 84.03827751) _; S6 }6 o) l# i4 b5 L6 n) h6 u
121.3 62.12265652 a* I- i" u( i. i
199.8 79.47899302
5 I# R+ a+ @8 K% r! t270.5 72.636511828 T6 P1 [( l. l' L0 X3 z2 k
206 87.084244549 E% Z1 q3 C K# V: q- q
107.5 72.13753714
# V; ]9 B+ N8 s9 @5 c" v7 p1 ]134.9 88.94919802. O3 i5 s1 n7 K4 v' J
179 107.8421955
/ `, q8 N# x( u C3.4 77.79831933$ w, |( v$ ^! n5 s$ \9 l, _
12.5 69.97430957* n( m, {' A2 O7 ]: R
12.5 41.72274563
n( T# U1 Z8 c }# O12.5 42.59395726, b% X. |; v- ~' r4 S
21.5 96.77574591
5 d; ]) ` y! V# U0 I2 V2 P5 E+ h18 80.52768162
; i2 Z9 i: K; Q5 q7 N17.5 91.15776212+ s& X9 w. h6 H( y- {# b) i
+ w$ \: E- o2 F% [& F% S2 E( l, z
9 t+ g! m6 A3 n( H
' G7 X/ N6 [0 l1 ?) k
9 G' q2 P6 C; V x# m7 p* W% J! K+ J$ d% b V+ w2 g. l7 L
% x6 m4 f# {, \8 C1 Q
0 z- r) A# n' h' l; I4 I2 a9 y8 E* N+ _8 f1 T( \ @& V
q' d! P$ r* ]8 g: V9 b/ S;, d- K7 R! c5 v( v- h/ q/ {
TITLE1 'Yield Response Data';) D) B; n# n* \
TITLE2 'LRP Model';
* O% o3 \( x6 b: D4 bPROC NLIN DATA=A BEST=3;, t. h8 X3 E. y: S P( z
PARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2; c$ }5 I! ]' H1 Y
IF AA<K THEN DO;6 F7 R" n2 I+ v, Z$ V$ n* r' M
MODEL RY = A + B*AA;3 I( l4 X% x+ n! S' T. X" b1 A
DER.A = 1;' D7 G" l' M, T& M' U( ^. \+ l
DER.B = AA;/ c: ?3 C; R; B" F7 _
DER.K = 0;, v. E% b6 W* O2 f4 M
END;' z; G2 x+ d- ~0 k* t6 c
ELSE DO;
9 n* E. @, j( G3 v9 k5 E4 O1 ~MODEL RY = A + B*K;
! K [! _- u2 cDER.A = 1;
1 P( [, j P' k. v% N5 ~DER.B = K;
: J3 e' Q5 b% E: _& [( wDER.K = B;
. H% ~! _. Q) dEND;
' \/ L) x& ]+ h* G, VFILE PRINT;) a; H% a/ p9 E! Q+ E* x
IF _OBS_ = 1 AND _MODEL_= 0 THEN DO;" o6 `" o8 O9 x8 V& B7 R' F
PLATEAU = A + B*K;3 l8 O* R5 H) K5 J9 ?" A7 r3 L
PUT PLATEAU=;
a% u% B% {! W7 T1 DEND;! L5 p& l! }. J) G; n. D
PLATEAU = A + B*K;& z8 {) x" [9 o# G4 p7 Z
ID PLATEAU;
# `% a* c0 ~: u3 G" ^' tOUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;
5 x* k# D' a. e T% X `! J* [) xRUN;
0 Z2 v. P" ~. m0 D+ j% OPROC PLOT;
F" R8 _) t# hPLOT RY*AA='+' PRY*AA='*'/OVERLAY;$ R) F# R$ w7 l
RUN;
3 b0 b" ]. ~8 |$ X1 W9 G/* For you information:
# E) \; |, Q# T( R8 w; I! R# }* q */6 P) a& V/ K/ ^
/* This part of the program outputs Rsquares, significance,; r0 G/ N' h( t3 y( n
plateau, */8 E0 w: s* \7 e0 X8 ~9 U
/* and soil-test value at the joining point into a nice dataset.
9 v, y, s' }9 w1 k3 A9 J# H: p& p */* w* V% _3 W4 G# ]
PROC MEANS NOPRINT;7 s2 T2 [7 \* D G
VAR RY SSE A B K PLATEAU;& H1 X1 u, g6 j* ]5 U+ ?
OUTPUT OUT=NEW2 N=TDF
% q$ T% L/ u. _0 q- e4 f& J MEAN=RY SSE A B K PLATEAU0 C& f( c4 P& Z, s Q
CSS=CSST;
1 g( S, w* }, q! M0 VDATA NEW3; SET NEW2;
8 d( V3 X9 x* @0 c m" l, SINTERCPT=A; SLOPE=B; JOINT=K;0 z. h5 y6 a1 O9 @" z6 g
RSQ=(CSST-SSE)/CSST;
3 j# `" R6 R8 s1 G# JEDF=TDF-3;
6 K$ P- O4 C6 o1 W9 v! gSSR=CSST-SSE;. e/ C; ~ ~4 j# s7 o/ Y
MSR=SSR/2;% O4 F5 P( p, M+ c6 f: M, z
MSE=SSE/EDF;
* b" n) v. X/ y I2 S: x- u! \F=MSR/MSE;
7 P$ U8 @' g) N6 X. a) E3 bPROBF=1-(PROBF(F,2,EDF));: z& U6 [& b5 ?0 e n$ p& w. I
KEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;
% @! ?& N o7 D0 H. zPROC PRINT;
" m7 f) j9 e/ Z. [, Y5 | URUN;- q8 ]8 e) T5 O1 j* o
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