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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!!
0 ?5 j( p% v0 v+ P' g主要想要下面几种:
% d; B2 n( Q+ ?$ p' ~. x1 过原点的线性加平台,求拐点
" O! x1 z& x7 j% N4 c3 S2 过原点的二次加平台,求拐点( Z; ?, N/ P4 L* a- }4 p9 N
3 对数加平台,求拐点
8 X4 U6 n) h% Z. l8 [7 j) ~0 u/ L
/ } o+ K9 o& S6 N3 e6 s% K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。
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% r7 l' U4 O3 z ]DATA A ;
! W, j4 ]6 M, S. CINPUT aa ry;0 `6 X% O$ |. h9 ]. }, ^9 p# e' M* {$ ]
cards;! X. `7 w" O1 K* p% ~
11.8 58.722109534 O% q" x/ l* m4 v ~! m
20.1 88.09671420 z- }$ K3 _- Y4 i9 P( C
20.1 81.24529722
3 R: A% X) R9 Z1 k; O& r7 K5 D; [20.1 84.29360695
+ B2 f& @2 j! Z! U$ q5 O* [3 T* }20.1 81.10726644
( C0 d( X b: A# Q! D! K15.6 98.75298664
R2 k8 |2 v1 Q, v' x7 l. l31.6 68.86474304) l7 h2 {$ v# T
69.9 92.33568267
u. u3 y | l' N& q! X8.9 84.69947471: S' r8 U1 p( S" }# B
43.2 90.84231146
5 q7 v8 q% h* s/ y7 \- ]) j1 v! P39.1 109.1894109
' V! e$ U x: k$ Z6 N/ `, u86.6 93.08064686# k+ E5 G( y! C4 l0 l
27.5 86.64394553
0 Z1 i; O/ d6 h! w+ L) b3 F65.1 76.04877217, t5 Y* c8 {( C' C9 E' a" s
144.8 91.16522565
9 o* P% O# [7 l- D5 V' P+ e3 d60 78.80126767
$ M5 i- Y! @- y( S m- U52 94.331563857 \- q2 U9 C% L7 F' x
32.7 95.63820283: N2 H1 e* o5 ?" ~9 ~0 I( C3 \
68.7 94.13253669 a3 F+ m, V5 c9 l% U3 H4 P8 O
101.4 89.24645622
4 M! j9 t; K& {+ p9 | P4 z84.25 101.196025
`# Q, _& P- ~* M) H# D133.1 85.423728818 Z+ u4 A* }2 C
75.6 85.50452255 k. [$ m' C5 U( ]
139.5 96.59318637
8 [& A7 Y- ?' c2 h* W8 O56.4 107.70975069 ?6 I1 I8 [* t' {, G! N
112 94.01759531
' `$ s, U" o- G45 97.630311556 u8 K4 j( d- K# S1 | _) J1 M
76.6 85.128983317 f6 `% K, f x! x/ R$ F% [
14 92.92788563
4 R( W% |* I$ q8 F R) y' Q3 t264 84.72287086
8 ?, G' Q) z$ m* F6 A7 `11.8 27.16763006; X, c7 U& e- j3 \- u# d
8.9 66.1675435$ _0 s* g: L% n' Q
8.4 69.86062718
/ \* x: y' V' C( m( T48.2 95.392953930 A+ m/ H- Z/ v7 Q" [- ?' ^
85 90.462651857 h" C: X( L" X% N" W, p
56.66666667 96.160990716 l% D# s5 L# \$ }) A* D! z6 S
21.5 89.88411761$ t* ~) _1 z0 [+ r& C/ Q) S
167 87.70897566
5 }. C! I: c/ V# ?2 ?130.5 97.58812616. n4 Q& U! p9 n/ ~' |. t: [3 Z! p" E
167.5 99.29691725
) O7 J% r) r% n3 G27.5 94.3345668 y6 O" y1 U+ j( M9 X
27.8 83.32801701$ l: `/ r) |( @$ m
33.7 84.03827751; L! x9 s" W0 `
121.3 62.1226565! b1 z8 S6 F( m9 A
199.8 79.47899302
+ _' [" m8 N9 m" j. @270.5 72.63651182
& h) C3 e( {% |/ l. Q206 87.084244549 H& [/ ]$ g/ Q9 P- @
107.5 72.137537147 l& \# c& ?/ v# R7 f
134.9 88.94919802
. D) }) I6 w$ q0 j$ [1 z. B179 107.8421955
6 a1 a& Q+ \; e3 ^3.4 77.79831933
. d) q' U5 H/ u$ T( Q12.5 69.97430957/ j/ D+ I3 f b4 T7 ~- W0 f
12.5 41.72274563
+ h7 o2 F' K! } E' j2 [12.5 42.59395726) t# ]* k, m: m9 i A
21.5 96.775745917 }3 p; ~; o/ v8 h, j8 Q0 ^, g) q- t
18 80.52768162
' W8 x9 h' v9 \5 l: C17.5 91.157762124 R9 o" d( `8 `1 Y2 A
/ |0 ~1 I: S7 J
. z; L) |$ H9 K8 k& \4 f. f$ U# L0 l8 ?7 F- X
) o3 }1 r& r/ a2 H3 x3 {
" n X: f+ f1 y P. a5 I5 V- S" W" f; ?% h/ q- ?( t6 Q9 n6 S
/ L! t' V7 C6 ^* Q5 D5 H- d
3 _8 @+ D6 P+ |
) V* w3 E Y" }
;
0 L- M' ]2 P. bTITLE1 'Yield Response Data';' f. P+ l; b% ~+ a
TITLE2 'LRP Model';
+ @6 x! b, i) P1 f7 ?PROC NLIN DATA=A BEST=3;! Z# G9 m, U4 x
PARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2;
9 S! a7 z& W1 {: FIF AA<K THEN DO;% n/ V- _, \( V9 q% S
MODEL RY = A + B*AA;% K L% B, O, a, }/ T$ \6 ?/ t& D
DER.A = 1;
- h+ `/ p! ?. G- L; i" r( Z3 IDER.B = AA;' Y6 i% C5 `0 C! k3 o' K
DER.K = 0;4 e/ J0 C7 b( m3 c+ k
END;
. O& J, E" i- B" t' ~2 r0 WELSE DO;1 O$ @- Q$ f$ O5 z
MODEL RY = A + B*K;& w: W7 [1 o% N
DER.A = 1;; n) m3 I) o; j! d
DER.B = K;
3 v' e8 Q6 u% p% `! q; oDER.K = B;# @- i2 a( J9 R8 M; t. L' z5 U9 p9 w1 W
END;! G8 ^. n' ^! D" Y) I* ]3 |
FILE PRINT;
# Z% _0 @% ]; n# ~7 _- kIF _OBS_ = 1 AND _MODEL_= 0 THEN DO;
8 @) P* [$ i) ?0 E, xPLATEAU = A + B*K;
% E8 c: c* b4 R: y ?( X7 ~* @PUT PLATEAU=;
7 Q" \5 \5 ~+ Q `/ YEND;
. s( k X( p; w8 s4 X- KPLATEAU = A + B*K;$ X9 p) ^& z `/ v) H, w
ID PLATEAU;
% p5 B5 |& U+ U+ ~5 g9 {OUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;
! }* r9 S |& b# Z( d, S2 H& NRUN;
, V3 ^; Q1 t, Y4 A7 l* ^8 APROC PLOT;) T9 G" t( P; i0 g4 ]
PLOT RY*AA='+' PRY*AA='*'/OVERLAY;8 L1 ~4 c1 N4 ~& c1 d1 x" ~
RUN;8 | @9 g; A/ W4 p) X
/* For you information:; x+ m; k# K7 y/ d$ M# w0 c
*/5 g: u4 {; D8 X3 l/ `
/* This part of the program outputs Rsquares, significance,* F4 W& Z4 j; s; q7 L, V7 J
plateau, */
' o8 A6 h6 R ]2 ]; e( ~! ^' b/* and soil-test value at the joining point into a nice dataset.
1 z: F6 Z" ]( ^( f */
/ {3 v' d; K7 _1 IPROC MEANS NOPRINT;2 @* J+ `% G6 e0 N- }: Q2 V' I6 l
VAR RY SSE A B K PLATEAU;
- @# _. D7 z- p( P# @OUTPUT OUT=NEW2 N=TDF
- U5 \4 I! u9 m& A& I& d MEAN=RY SSE A B K PLATEAU
6 @# N* I5 B, R- } CSS=CSST;' m& [# D* O. x% O; e
DATA NEW3; SET NEW2;
( U; t% G+ N! D6 A3 tINTERCPT=A; SLOPE=B; JOINT=K;* Z. Q$ b0 X6 X' w1 V3 t5 i
RSQ=(CSST-SSE)/CSST;
+ o$ t9 b6 o2 h, ^0 H1 q" y6 WEDF=TDF-3;8 E: S% _. L( A
SSR=CSST-SSE;8 p- k: Y4 z4 O) Z: V
MSR=SSR/2;; |* ~9 a9 I7 r4 G
MSE=SSE/EDF;1 F8 j. y' C( n4 c4 O
F=MSR/MSE;; L. J- h. T. _
PROBF=1-(PROBF(F,2,EDF));
+ p% P) L' g5 oKEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;
, ~ [+ R r4 Z X0 \7 b% EPROC PRINT;' |9 ]- B9 ?& O, @ B
RUN;
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