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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 T; e3 y% D# D$ }2 A主要想要下面几种:
% g1 c- j5 c4 I9 U9 ~, {7 p8 T' H1 过原点的线性加平台,求拐点) n- l7 Y2 K) t; t. m
2 过原点的二次加平台,求拐点( [( P1 i3 z( Q' B O: M. [" J
3 对数加平台,求拐点
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2 \4 K* u6 ]4 L8 h" x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。
$ I! `9 h" X4 ~2 b# q4 k1 ]+ } {- o
DATA A ;
$ A5 F, f6 ^+ ~8 JINPUT aa ry;
3 L* w- z: X; M; F9 w1 Xcards;& ~( a, ]- x& S4 }! f
11.8 58.72210953( N" C4 X* B2 h. P, m
20.1 88.0967142! g; @: ~. C$ M2 l$ u
20.1 81.24529722" \' B5 \1 b4 b
20.1 84.29360695
+ S- X/ p0 D! P7 l+ I2 Z. ?4 S& u( D20.1 81.10726644/ i3 c, J& E! X1 P6 B: \
15.6 98.75298664
/ i9 s! \0 m# Z! \1 d6 l; A+ Z6 ~31.6 68.86474304: T7 {; s4 z# }7 R. f7 Q8 z
69.9 92.33568267 L2 O' l7 O& ?& D' S) f
8.9 84.69947471
* c% R6 |( w; M+ E$ r& y43.2 90.84231146! m: d) i. }: n ^" w1 E( |& O
39.1 109.18941096 N* |) C' Y7 i; t% [
86.6 93.08064686/ U" V' _) e5 D
27.5 86.64394553
: ~$ N% G H) H65.1 76.04877217* L) r" z, K! a: D- i0 k( U, ^% f* D
144.8 91.16522565) H( I9 ?- R% F
60 78.801267670 H/ X5 y0 K' \* a7 f, F$ _
52 94.33156385
! a! k; D8 x( k$ k& K; E5 `1 h32.7 95.63820283" O, |+ L$ g6 G) I) @7 ~: p
68.7 94.13253669
4 `# K$ W: |$ Y: |; A9 D101.4 89.24645622
% ]" p* s: S1 ?& {84.25 101.196025% n1 U: H4 m9 [1 c: r
133.1 85.42372881) @7 a5 T: `1 c, f+ o
75.6 85.5045225
: c* O3 _+ s# `& c8 _+ q6 R+ J139.5 96.59318637
( F4 H* l( I. I+ Z- R# t56.4 107.7097506/ V# g* b$ C1 x$ G% K' f
112 94.01759531
: w7 Q2 k% [0 i' Q0 A45 97.63031155 E# C) w; S6 i4 q$ T: T
76.6 85.12898331
4 `" z/ O) B/ C7 X9 q" o7 Z14 92.92788563( x7 U2 W$ |: P3 \
264 84.72287086
- I( Q3 A/ Y/ ^, X11.8 27.16763006: ~& }$ o% \ o/ v, b, `
8.9 66.1675435
9 z3 Z1 e+ z7 {! _4 o8.4 69.86062718; P3 } i- k' I4 Y* K4 h# }! E8 W2 m
48.2 95.39295393: r# I+ }$ v9 `" z& J; J' T
85 90.462651853 ^* J# A+ C% t' D0 a/ B, F5 [5 y6 W
56.66666667 96.16099071
% C3 t8 p" J9 ?5 g2 G21.5 89.88411761" b* F9 \. G+ b y! o4 f
167 87.70897566& W- h! H: }4 u4 y. Q
130.5 97.58812616% k/ K9 i% j! b! s2 @
167.5 99.29691725
! r, o( a* ?, u. E( J27.5 94.3345668) |: R% \: n& ^* V# G9 ^' Q
27.8 83.32801701
! T P' @4 o% ^. k3 i5 g$ t33.7 84.03827751, [& p, [) j/ p3 a: V2 ?- o+ e
121.3 62.1226565
( E. w4 D" y x, r. u199.8 79.47899302
& o# G9 E4 S$ U270.5 72.636511827 F/ @0 c, }" y$ A. N
206 87.08424454$ v3 C" b/ B; J6 ~+ I
107.5 72.13753714% ~8 ]' l4 D- U) v7 \
134.9 88.94919802* Q1 u5 O( p Y5 [2 S
179 107.84219559 Y5 P3 _5 h& R
3.4 77.79831933( z; h3 F) z9 ^1 J$ J: ]6 m
12.5 69.97430957
" O+ c6 b1 p9 k$ Y2 j12.5 41.72274563
. ]/ H4 v5 k3 x- y* S( Z. S12.5 42.593957263 b/ h4 m: C X
21.5 96.77574591* @& N" p; J- k( A/ @. o
18 80.527681624 k# b. t: `# \' K. G9 O1 s7 }
17.5 91.15776212
/ Y! V* _9 K' q. I1 j- T% p i& @) i: ?; G1 v
3 r- i0 a, |* i8 F8 a {; x9 r
, \9 Z% H0 D3 `+ S2 o1 J5 ?' H# D& @0 ^% Q) N( q8 K
. ]! a; p* s8 ~( z' w& v
* @: f) g. `# e
' n$ W& r8 M {
6 d; k1 j' w) Q# a/ E q4 @
* k+ U8 f# s4 c8 Z. ];
. Y2 M0 h& M: Y# }) ATITLE1 'Yield Response Data';
3 }7 S) g9 ]1 |! Q' ~TITLE2 'LRP Model'; [# e! {; T& N
PROC NLIN DATA=A BEST=3;
- T3 S$ L F. lPARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2;' q* q* e8 p. g+ X( ]1 j9 u* @
IF AA<K THEN DO;" J% W0 Y; i4 l0 c/ _
MODEL RY = A + B*AA;% l" s& c- F |9 M# G9 p
DER.A = 1;
. X' d7 g, B& Y& N6 G5 b; jDER.B = AA;2 ?. }& B7 F- S' F6 u8 D
DER.K = 0;
# I/ s$ J. {9 I1 c" k5 d7 U5 QEND;
. B5 {; ]3 [% z8 lELSE DO;
2 c4 Z: F% W$ H) Q3 z M( VMODEL RY = A + B*K;
4 C5 m% Y$ W( h oDER.A = 1;/ ]$ G- r% }& l j& ^2 Y
DER.B = K;9 M0 f; U$ G( i6 f Z$ E. A
DER.K = B;& G' W9 J2 ~' W! c8 C
END;
( d, g$ R) I |( P! w6 tFILE PRINT;6 q& U3 F3 X8 y0 q! {4 ~& i' i1 z* ?
IF _OBS_ = 1 AND _MODEL_= 0 THEN DO;& p! L S Y7 ? L# x3 }3 Q
PLATEAU = A + B*K; y+ }0 d8 M' {1 [4 ^& }8 ^6 f
PUT PLATEAU=;
4 n' o! Z6 L+ Z6 z+ hEND;
3 P' [* i, g& C! ^PLATEAU = A + B*K;, c9 K9 b ~; P L
ID PLATEAU;1 d* c; q4 a6 @' v
OUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;) ]2 t5 Q2 S# S0 ~
RUN;6 ^& b+ O7 W0 s2 d9 `2 i2 C+ S
PROC PLOT;
4 V9 o/ Q) v: b( {0 m% YPLOT RY*AA='+' PRY*AA='*'/OVERLAY;! @* B+ [7 i+ e, p5 k5 G: z* O* n
RUN;9 y1 E4 D8 T2 S3 }, w3 P
/* For you information:
2 _, b9 Z# _, y' C( v */9 ]/ \. d) O5 G
/* This part of the program outputs Rsquares, significance,
, S2 O1 T/ Q; _ N2 Aplateau, */
+ Y5 R& Y# l. K i& G/* and soil-test value at the joining point into a nice dataset.
5 K/ I* F; X6 ]6 @: v0 t */' e0 [2 }4 S; l
PROC MEANS NOPRINT;* f" N- H/ C( H' h! B( {3 W7 X
VAR RY SSE A B K PLATEAU;3 S) q% i6 T* ? m9 E. x2 o$ o- T
OUTPUT OUT=NEW2 N=TDF6 n- U$ f$ `, l$ s
MEAN=RY SSE A B K PLATEAU; r7 v3 i/ n( @# s7 Y* H! i0 V: K
CSS=CSST;2 N: y6 m; i, u- P2 ~
DATA NEW3; SET NEW2;5 ]* v+ ^ n+ u8 p
INTERCPT=A; SLOPE=B; JOINT=K;
- W" I3 Q; \* W L$ TRSQ=(CSST-SSE)/CSST;
6 t, R1 \8 K' a8 O8 oEDF=TDF-3;, s! @% q$ M4 ^6 G: b9 c( I ~
SSR=CSST-SSE;
! d0 K# ~5 @$ T& fMSR=SSR/2;
/ i6 M# z( B) DMSE=SSE/EDF;
2 |6 L, v6 V! ]" E FF=MSR/MSE;7 h+ R" X4 t0 z( K: s6 Y* x- j s
PROBF=1-(PROBF(F,2,EDF));
$ L9 C9 U5 J# w( JKEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;
8 _4 f! ^( W# s: UPROC PRINT;
0 ?6 F0 v5 L1 p/ VRUN;
) p2 [2 X# w- j# G1 X |
zan
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