数学建模社区-数学中国
标题:
求sas小程序!急!
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作者:
祸劫
时间:
2011-10-18 21:18
标题:
求sas小程序!急!
本人现在急求sas的几个小程序,请各位高手帮忙!多谢啦!!
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主要想要下面几种:
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1 过原点的线性加平台,求拐点
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2 过原点的二次加平台,求拐点
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3 对数加平台,求拐点
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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 ;
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INPUT aa ry;
# x0 J0 J* c) K, y
cards;
+ S: d; T- ? T" `' ]
11.8 58.72210953
' l( N9 }8 w+ D* D
20.1 88.0967142
5 u' u7 i! e' X0 X$ g Q0 {4 |
20.1 81.24529722
5 M' |" Z3 c9 q" e
20.1 84.29360695
( e7 P6 g8 q8 X! S$ m
20.1 81.10726644
% b$ h" S( w5 F( X7 z E4 ]- t
15.6 98.75298664
+ z+ q( V Q+ |" [
31.6 68.86474304
4 Q4 z4 g6 B) o. Q. ^, N
69.9 92.33568267
. A7 Z. \4 l3 h
8.9 84.69947471
}, u; C. f& ^
43.2 90.84231146
; Q* \( S* m0 g6 E3 e3 |% _4 U5 ?, k
39.1 109.1894109
& B2 o4 N" Y4 a% C; F
86.6 93.08064686
+ q v# [3 U2 W5 _- O
27.5 86.64394553
. b1 T! f* p, e1 M7 H3 j
65.1 76.04877217
- L% _2 X$ U( i) t
144.8 91.16522565
3 V6 d; n% F6 m7 C
60 78.80126767
0 v8 ^. s/ Z) n: O% m/ [0 [/ y
52 94.33156385
7 _0 l4 ]+ f' x: T0 J6 A9 A. F2 s
32.7 95.63820283
) d. _8 M3 a6 O' ]8 @4 p; P
68.7 94.13253669
% } D5 Y: |5 N! [6 h
101.4 89.24645622
: ^8 y7 p2 o) v8 K2 m
84.25 101.196025
" y2 v" H, Q4 h; g( L
133.1 85.42372881
6 s& E$ N& j3 S
75.6 85.5045225
, f" I4 h7 S/ I3 G" t1 H# ?
139.5 96.59318637
6 o& m- [. X+ u% `: R: x" x
56.4 107.7097506
1 b0 h) X# e0 V/ s+ ]/ `0 Z
112 94.01759531
0 [. \- k5 L2 }, Q' ^
45 97.63031155
- j, n4 h) I+ |+ R
76.6 85.12898331
% D7 G, q4 q3 b; z3 u. Y, ?! x
14 92.92788563
; Q% Z: r: I, n* e9 k
264 84.72287086
% e8 \, h) \0 u4 w
11.8 27.16763006
2 X* a! ?! R8 u) Q* H, R
8.9 66.1675435
4 H1 w! N; H9 q9 Y" q7 Z! Z
8.4 69.86062718
( Q2 {9 c X$ V M6 {
48.2 95.39295393
0 `6 y3 M, P) m5 T, B
85 90.46265185
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56.66666667 96.16099071
* i, C4 S; s) v/ o3 D; d; i% Q
21.5 89.88411761
4 r: ^/ ?" J( F; K" {3 `3 R
167 87.70897566
) @( O D) s4 Y# g
130.5 97.58812616
& }3 i+ W5 [' K R" B
167.5 99.29691725
e* o7 W2 K$ L' Y
27.5 94.3345668
# `! g: N: w1 A& j0 \5 ?* ?
27.8 83.32801701
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33.7 84.03827751
3 C' j# c, E2 V" H
121.3 62.1226565
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199.8 79.47899302
; `) @* h9 h* H; s' X& n
270.5 72.63651182
5 Y0 g% d; i4 C% A# B
206 87.08424454
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107.5 72.13753714
6 C7 b! n+ G% ^- c% u) ?7 s4 A4 R
134.9 88.94919802
9 M1 F; _( |' v6 q% F& m& P
179 107.8421955
! u4 v1 v+ h7 f- b b9 }
3.4 77.79831933
/ \4 L+ i! h1 @
12.5 69.97430957
8 ]& p- ~: Y- X8 c B7 g$ _) Z0 R3 J
12.5 41.72274563
* Y9 U4 v2 M1 O6 E
12.5 42.59395726
" A( g/ R, a# S/ s+ A6 ^
21.5 96.77574591
+ S+ p* D" `- A9 d' u
18 80.52768162
8 I) t1 b& Q1 A- E( m, f; s
17.5 91.15776212
1 O9 Y: W% J* w3 _
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0 _; l$ t2 [( { ?/ X0 w$ p! O
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;
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TITLE1 'Yield Response Data';
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TITLE2 'LRP Model';
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PROC NLIN DATA=A BEST=3;
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PARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2;
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IF AA<K THEN DO;
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MODEL RY = A + B*AA;
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DER.A = 1;
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DER.B = AA;
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DER.K = 0;
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END;
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ELSE DO;
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MODEL RY = A + B*K;
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DER.A = 1;
0 k) L- j& j$ f5 @5 K+ A1 s
DER.B = K;
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DER.K = B;
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END;
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FILE PRINT;
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IF _OBS_ = 1 AND _MODEL_= 0 THEN DO;
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PLATEAU = A + B*K;
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PUT PLATEAU=;
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END;
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PLATEAU = A + B*K;
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ID PLATEAU;
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OUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;
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RUN;
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PROC PLOT;
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PLOT RY*AA='+' PRY*AA='*'/OVERLAY;
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RUN;
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/* For you information:
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*/
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/* This part of the program outputs Rsquares, significance,
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plateau, */
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/* and soil-test value at the joining point into a nice dataset.
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*/
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PROC MEANS NOPRINT;
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VAR RY SSE A B K PLATEAU;
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OUTPUT OUT=NEW2 N=TDF
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MEAN=RY SSE A B K PLATEAU
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CSS=CSST;
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DATA NEW3; SET NEW2;
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INTERCPT=A; SLOPE=B; JOINT=K;
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RSQ=(CSST-SSE)/CSST;
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EDF=TDF-3;
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SSR=CSST-SSE;
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MSR=SSR/2;
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MSE=SSE/EDF;
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F=MSR/MSE;
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PROBF=1-(PROBF(F,2,EDF));
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KEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;
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PROC PRINT;
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RUN;
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作者:
神秘了一场雨
时间:
2011-12-21 19:12
作者:
自生为役~
时间:
2012-1-14 21:59
我要体力啊啊
作者:
lynli
时间:
2012-2-2 20:21
作者:
老牦
时间:
2012-2-19 22:18
。。。。。。。。。。。。。。。。。。。。。。。。。。。
作者:
071029
时间:
2012-9-14 13:48
额,不清楚
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