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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!!, X% L& D% {: q; ~9 b
主要想要下面几种:6 _1 \8 {9 Y* S
1 过原点的线性加平台,求拐点
$ O- F( w3 w: \: V1 g$ @0 e% ]2 过原点的二次加平台,求拐点7 q% p2 v- ]2 M; N* _. g8 q$ g7 S
3 对数加平台,求拐点
6 O: I F$ @1 o2 I* {* k
, l! n ^4 A: Z0 k: L4 Q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。
5 E9 v2 e2 k. t
3 v2 ~8 h0 [8 F' j- BDATA A ;" g) u" }3 q4 x! H7 V1 i6 v
INPUT aa ry;1 r1 I& r6 g5 u; q. d' o
cards;
5 Q+ M, o" Y @% q5 \# \11.8 58.72210953
3 r7 B" k: W& x/ T' R) C8 F' |20.1 88.0967142/ P4 U# S0 [6 V+ o/ q# R
20.1 81.24529722( w6 }2 s1 y( H8 }2 U
20.1 84.293606952 `6 V& G. N( x$ X. ]
20.1 81.10726644
( Z# k) Q' k% S5 J- D15.6 98.75298664
$ U# n3 x; M6 C6 C/ h31.6 68.864743043 W$ X D; g4 y3 I
69.9 92.33568267" i: p( U( q- {) G
8.9 84.69947471
) q6 l. u% e0 H8 N4 l% N" j" l43.2 90.84231146# Y0 ~1 M6 u3 M6 Z2 m/ l1 I
39.1 109.1894109
6 I5 f3 {- B; n& ]% Y86.6 93.08064686/ y7 x4 V5 j* l# T
27.5 86.64394553
1 r- a+ N9 E W8 W65.1 76.04877217% h7 ]4 j3 R. F. R; ~, z- h
144.8 91.165225652 c/ ?- T- `5 o- N2 g' z: p
60 78.80126767
3 B8 Z7 g. A$ z' D- o- L52 94.33156385/ R# Q3 L, v, l1 L
32.7 95.63820283+ g: c. c5 c9 {: u& w6 X7 H
68.7 94.13253669( i( Z6 m+ r7 ] f+ J
101.4 89.24645622) m% m* d5 n) `$ q, Y. S
84.25 101.196025
/ B; i1 q- `8 a133.1 85.42372881* b+ W' }9 K7 _
75.6 85.50452258 @/ {; k% i) i: r4 h3 B1 a
139.5 96.59318637
; ]4 k4 B: v( ?- k56.4 107.7097506
: c g _3 a: W+ M Q) T: L0 f112 94.01759531
1 I: C7 `. r2 {$ a* I45 97.63031155
; h U. B4 c5 b7 @9 q76.6 85.128983314 K+ Z2 p3 J1 D5 z0 z) U
14 92.927885638 X ?+ V' J3 y+ X
264 84.72287086
9 W @' G1 I0 ^) i5 W11.8 27.16763006
) I. n Q3 D0 i; b8.9 66.1675435 t Y# r$ n3 {0 E
8.4 69.86062718
' @' }2 N& k/ R48.2 95.39295393
3 ]( ]; ~) G1 |4 ^. H8 g# I* E& e. ?# a85 90.46265185
( U3 ^$ H+ t6 D6 e+ \$ V9 l56.66666667 96.160990713 C0 V5 c! s8 A; Y
21.5 89.88411761
3 H' Q/ V6 ~1 E Z$ d! \167 87.70897566
% s q2 J6 f. e/ M' P2 _; W R130.5 97.58812616# M4 ?1 T( q% ?( Q. l5 E4 z
167.5 99.29691725
* x1 I/ N) V8 }& b! ?! a8 A% K3 R8 A0 d( j27.5 94.33456685 p7 }* M% ^. `5 F6 i
27.8 83.32801701
6 I$ A8 M/ s4 Q- m, @9 [- N33.7 84.03827751
~( o9 n5 h) e: j121.3 62.1226565
1 c; I$ T0 e8 j199.8 79.47899302
Q, T# i( j, \7 K3 Q, Z270.5 72.636511826 @ N' S( V' N, E9 G0 |
206 87.08424454
# a& G6 F' Q% ?- D107.5 72.137537141 V ^) N7 F; _0 q
134.9 88.94919802; q7 }8 E8 A2 ~ j; I
179 107.8421955, ~0 W' j. j& m; G
3.4 77.79831933
2 I7 J& O+ b" Q2 z A12.5 69.97430957
9 C! k4 M4 ]$ h" c5 d12.5 41.72274563
2 }3 A I- j& |* V2 B12.5 42.59395726
9 c; m! d2 J& v' A; ]2 y p21.5 96.77574591
5 _+ Q! d/ ?6 K: B4 m( l$ k8 G18 80.52768162& H. P# W; m% t- ^
17.5 91.15776212
3 _) z7 {* I- U: c2 L3 o7 X. k6 ]4 e/ v8 X+ ~
( m: _- z/ O/ x& B
& s% M6 i# o; k* E" M* ?1 b! M, Y. }3 p* k+ I N8 o( L, Y+ G. x4 @
" o* n0 K2 ? D! I) x! H
/ w/ Y6 ^$ O; @6 K( q9 d% ]% S, j: D/ j8 H8 M
! m @' N. ^! O* U X" P) x/ V( B$ @" A) y0 _) x i' Q: I+ Z
;) k; a# T$ t4 J) v: K, s
TITLE1 'Yield Response Data';3 t9 M8 q6 y0 g U4 M8 E
TITLE2 'LRP Model';
# j& S# A8 x0 ?9 x# |PROC NLIN DATA=A BEST=3;4 f- Y! i3 u! y& X
PARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2;
- ?1 _2 q- h8 Y" DIF AA<K THEN DO;' B% x; |/ G4 Q+ \& @# P+ i
MODEL RY = A + B*AA;9 O. u" D5 @; F+ b8 |$ r- c0 u. c
DER.A = 1;
% P/ F* j# I# f9 B7 Q$ x6 E ]DER.B = AA;5 D7 f0 K% e1 |5 P4 A$ t
DER.K = 0;
- V- x% v; O9 @0 o, u" i* U4 X. pEND;
) a7 ]7 ~' \0 d1 d0 b' J* VELSE DO;
/ t2 q( V5 K1 L: l! TMODEL RY = A + B*K;
2 ]0 l. {8 D; y" w1 k' V" e( S1 }DER.A = 1;
- b( N+ [9 c" k/ K- FDER.B = K;
4 v h' U5 [; \$ e" P* }4 BDER.K = B; O3 s; ]+ N. U9 }2 T1 x0 h. L
END;
- n3 n2 H7 h0 A1 t0 x- s- n& @/ ~FILE PRINT;
- d) k' j; o w1 YIF _OBS_ = 1 AND _MODEL_= 0 THEN DO;
% M; e p: h% r K3 z8 t+ QPLATEAU = A + B*K;
/ q* e8 V3 B; V6 U7 qPUT PLATEAU=;9 |% G1 Q- W4 Y2 I
END;
4 b5 W" |+ G" i+ uPLATEAU = A + B*K;; }- |4 V# Q* P
ID PLATEAU;1 d8 H/ x2 _: K" p) F) ]! _1 \( U
OUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;7 ]" |: `* Z- n- F+ f) E+ b2 d/ ^
RUN;, e9 d7 M- E9 w7 n
PROC PLOT;/ {8 z# M F; s9 O! l
PLOT RY*AA='+' PRY*AA='*'/OVERLAY;
, d$ }- |0 s, k& V/ qRUN;
\. x$ U. {3 J' w0 Q/* For you information:$ a- M" n# Y! U: L
*/
/ o% d$ G/ Q" n/* This part of the program outputs Rsquares, significance,/ m E/ v) O' g* G* E( _# V/ d- c
plateau, */1 n# p2 r* B( `
/* and soil-test value at the joining point into a nice dataset.
0 x% L p3 J/ L3 ~+ ?2 p' w */, [8 u6 n3 S9 q) o4 J: I
PROC MEANS NOPRINT;2 w. s0 V& f* B0 T% h/ Y1 Q
VAR RY SSE A B K PLATEAU;; L' P6 e/ S" J2 N, j
OUTPUT OUT=NEW2 N=TDF
% B( T6 r! L9 x* z7 V8 L5 t MEAN=RY SSE A B K PLATEAU
$ E9 r: m) H5 a6 o5 f CSS=CSST;
) q, ?% w! Q6 i( M1 c; k9 a% o& v3 iDATA NEW3; SET NEW2;/ z# X+ V& ? a. c8 |' u
INTERCPT=A; SLOPE=B; JOINT=K;, L5 B( w4 c) u1 D" s4 o3 a. T# T
RSQ=(CSST-SSE)/CSST;3 V/ ?9 g( J+ N
EDF=TDF-3;
! m9 O& R1 R: USSR=CSST-SSE;
+ B; F! r0 t- r2 }$ g" j/ _& t( kMSR=SSR/2;1 N& k5 ] g: M! K& P" a" P
MSE=SSE/EDF;
$ l7 I+ U/ o# PF=MSR/MSE;5 a" f6 a9 E; I2 Q: T$ p
PROBF=1-(PROBF(F,2,EDF));+ `- _1 V) @% t, H' Q
KEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;
+ e3 s. @2 i/ e( |' ^! N& i# UPROC PRINT;
- h( t P, F6 ^0 R Z7 ]* YRUN;* n- y* A0 z; {1 h" @
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