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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!!
( P: w* Q) V5 {主要想要下面几种:
% ?* O$ }8 B6 o( { O: r! X" d1 过原点的线性加平台,求拐点
: r" c* r3 N& |" A4 r2 过原点的二次加平台,求拐点& k3 z' K* _6 Q
3 对数加平台,求拐点3 F3 B' S8 |: W$ m
4 t5 a0 z% x7 x ^( ~ m& X4 F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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DATA A ;
! V# V3 @' j% W4 y1 M5 A AINPUT aa ry;# Z2 J% U9 W" i7 O3 C
cards;
% j# ~' W7 _# R0 Y9 I% L+ W) e- {11.8 58.72210953
" b! Z6 c4 X! H7 N20.1 88.0967142
3 _& H1 w+ b8 W, r- A' h6 R' {20.1 81.24529722
% }9 H+ @" m! ^' ~ U20.1 84.293606958 p6 q/ N7 N: y1 C9 L- }4 O9 b
20.1 81.10726644: f8 e6 y' |# y- N7 u4 Y
15.6 98.75298664
7 M. _$ u6 }# s. J5 J5 C31.6 68.86474304
# p9 W8 t3 N1 u$ N" r- g69.9 92.33568267
( a. b9 b3 S1 |; F( e$ e# j8.9 84.699474712 i5 }! u6 I: {" n
43.2 90.84231146
! y* u7 a" P+ O, H& L2 W39.1 109.1894109. I+ I1 R3 b2 j; w. M; y m; y
86.6 93.08064686
3 u1 \, D) z* c! F! |27.5 86.64394553
( g6 c; Y- P; Z" J65.1 76.04877217
: H0 v5 U# E# H: J7 ~( i144.8 91.16522565& B" c% }- b& m$ ^' S
60 78.80126767% @$ i. o% F/ {: f; `4 o Z5 @* R) Y
52 94.331563857 V2 h( w4 W# C6 e
32.7 95.63820283
, K% J$ r; `) r6 ^( y. }68.7 94.13253669
G3 `2 `# l" [- j) V0 M8 b101.4 89.24645622 P8 x2 @* h# _7 @
84.25 101.196025
2 I* a7 j, j x t133.1 85.42372881) ^* [: w$ j1 \ W4 v$ _2 c
75.6 85.5045225$ Z. r( P7 {" ~2 v
139.5 96.59318637
9 M1 K2 c- Y. }0 H3 R$ m56.4 107.70975068 D' H4 s8 k1 P" R4 R' J
112 94.01759531
! f, X4 p/ A7 `$ G& y9 W% K45 97.630311557 @2 `8 j4 v* U3 y, L) }8 i" d
76.6 85.12898331* ?0 | Q: J4 I& Y- z
14 92.92788563
- B2 e# E! `. S0 g' y P264 84.722870865 W. n' i5 `! d! y
11.8 27.16763006 G y) N1 p, h+ z9 P4 @
8.9 66.1675435$ [2 s/ q- T. M8 h
8.4 69.860627186 d5 `! p7 b2 Z$ F9 [
48.2 95.392953930 X, d7 ` X5 D1 m) F8 ]4 e; ]
85 90.46265185
3 Q C# e1 {. M3 u* [56.66666667 96.16099071
# G4 O" f$ B# u6 S. s; P z21.5 89.88411761
3 s4 L9 C: ~9 B$ J4 K* y167 87.70897566! `# a) x$ `$ I: G! w
130.5 97.58812616$ l; x3 @ K, M5 {6 i
167.5 99.296917255 z; n& C' w' W) Z
27.5 94.33456689 s( J9 e9 Q+ d
27.8 83.328017013 }6 @; M6 b4 [7 {
33.7 84.038277514 c7 U$ k4 R' u
121.3 62.1226565
9 ], A! @) j9 Q5 Z199.8 79.47899302
0 V, A5 u% P8 ]2 Z0 M270.5 72.63651182
0 A4 G# h. v7 L0 h206 87.08424454
% }: g" v% G. I% u M( g) M107.5 72.137537141 x$ i) e. a5 V; y$ L" _: h
134.9 88.94919802
) b: @8 k' d5 Q8 B+ e! R! w6 K179 107.8421955 a1 Q5 P6 r3 I4 u- M: V* c9 f
3.4 77.79831933
: b. Q1 b; k. l0 ?/ @9 r8 Q( N$ q+ k$ L12.5 69.97430957
! l6 D8 Z$ b* U& L8 y9 ?: Q# T12.5 41.72274563
1 L1 Z4 @3 d d- T/ n% P- I# a- F12.5 42.59395726& ^- A3 }* V* i' h# \1 ~
21.5 96.77574591
% D7 r/ o, Y) ~, Z% J' n18 80.52768162
2 p9 M0 M9 U9 \9 s2 r1 i17.5 91.15776212
( w% `& z; v A# z- O& j* |
# g! R# v# v2 E0 v% I$ ^
& Q; t' q% G& N, l B$ L; D! r+ Z3 \. J9 v8 I6 G
# r1 o% ~- ~2 M8 m
- C6 b; }! B5 w0 {+ K8 d! ^3 O
" t% a" E) H: d1 e( q# K. C% `9 U% v1 @# D$ R: K D9 t2 b% H
: @% H" w0 r2 P: s1 g3 n
# s- ]7 E" s, V& ^0 W) Y; o6 z1 `2 Y, `+ E9 R f; K) w
TITLE1 'Yield Response Data';
j5 o8 c- ~+ j6 L; a% @TITLE2 'LRP Model';) b6 O0 p; q2 x. X3 r* I" z8 H7 u7 H- C
PROC NLIN DATA=A BEST=3;( s* X) [+ ?* g0 \* g7 U c
PARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2;) }' H/ V) q+ [& v( x6 G( w9 I% u
IF AA<K THEN DO;2 p3 @6 h8 F" N' C8 @" B* v' q
MODEL RY = A + B*AA;/ S( Y9 E+ S B' ?
DER.A = 1;
8 b( n# K- u) \1 DDER.B = AA;
* y7 E6 |# o& G, @1 KDER.K = 0; j& L- h. a: B- R
END;- J5 m- ?7 g' w' P( s
ELSE DO;
- K1 ]/ b. E. dMODEL RY = A + B*K;
7 M C) I& w* P% t) R, C k7 h+ CDER.A = 1;
$ A& A3 H6 {3 B* S% ], S4 S. LDER.B = K;& Z8 z7 u$ u5 M1 s8 _
DER.K = B;2 z, M# [# ~/ d; X1 d. [/ l! L H$ n
END;) x* R. o# E# R- H
FILE PRINT;
- L6 U1 w! b# Z2 A5 R J+ LIF _OBS_ = 1 AND _MODEL_= 0 THEN DO;# n9 ?& l, R( N* E
PLATEAU = A + B*K;% B* O3 k6 |5 z+ r5 t" i
PUT PLATEAU=;
# @9 Y) E% t6 x9 i/ |6 [; lEND;
+ D3 Z8 Q/ P# v" l: JPLATEAU = A + B*K;
9 W/ Y# Q2 }6 X, n# bID PLATEAU;
/ r8 U3 A& |7 @2 m8 X8 COUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;# ~7 o# Z! K8 S1 F6 g' n* g
RUN;
6 ?/ y! I+ {2 W5 D% i9 cPROC PLOT;
8 `3 Z8 e% l6 L: N6 e5 F) zPLOT RY*AA='+' PRY*AA='*'/OVERLAY;' u8 Y) T% F, {, ~
RUN;
% O3 P0 f% c B E3 }/* For you information:
3 H1 O4 z0 T- Q2 ~0 y( l */, Y, V: Z" Z: P5 N0 U& l& Y
/* This part of the program outputs Rsquares, significance,
5 B7 [5 B8 M$ T( Oplateau, */
) n6 \8 [5 o% x) p3 n/* and soil-test value at the joining point into a nice dataset.' L# K, u \; t& [4 ~" J
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PROC MEANS NOPRINT;% Q6 ~* \9 A" K9 P
VAR RY SSE A B K PLATEAU;. x0 P7 R& E1 ~4 D" u/ c
OUTPUT OUT=NEW2 N=TDF
% u, J% M" O4 T* G) g MEAN=RY SSE A B K PLATEAU0 h$ z% o; G5 ]
CSS=CSST;2 T9 r- g3 N1 I% d+ L6 `
DATA NEW3; SET NEW2;
6 @! W- y& z2 O! wINTERCPT=A; SLOPE=B; JOINT=K;
. D5 {/ l+ ?9 tRSQ=(CSST-SSE)/CSST;$ l; | N8 g* m0 y2 k( j. o
EDF=TDF-3;" M/ B" r& K8 O" j+ [9 Q0 {- s) u
SSR=CSST-SSE;
7 _, Z- W8 }, L) q2 SMSR=SSR/2;
1 e9 ~: P4 m; y3 g7 hMSE=SSE/EDF;
, x/ k6 q5 u! ]9 v hF=MSR/MSE;7 D4 v! i2 `" L0 O, u# k
PROBF=1-(PROBF(F,2,EDF));
* e4 C: b9 h3 w; s3 z% MKEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;: S8 w; e- ?' N Z& B0 V
PROC PRINT;
2 e- T8 u6 V/ s8 CRUN;
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