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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!!+ H: ^4 N, @) I& U. k- K, d: n
主要想要下面几种:1 e: M0 n' w1 U; L8 p% P
1 过原点的线性加平台,求拐点% a; h$ o' v. E/ w# M8 \
2 过原点的二次加平台,求拐点
" M; j. d X' T+ ~: Q3 对数加平台,求拐点
4 ~& t5 H, Y+ \* Z# O4 u% n3 B
: ?2 O. ^" ]* f% p3 N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。
1 w7 N. P$ L6 Q5 o- J: E8 \4 E. V/ I9 {: `$ O, c2 I4 }
DATA A ;
! [" v' h. z: w! v5 LINPUT aa ry;% e4 [6 S9 B5 ?3 B2 \! J$ q
cards;
+ o$ `0 O$ @$ m* Q3 H+ h3 p11.8 58.722109536 v% X% N& c# m5 k; A4 \
20.1 88.0967142* I: [6 l* V, O$ O+ l3 [
20.1 81.24529722" v. R7 ?' a4 ]. L6 p
20.1 84.293606954 g% w( h) j! M9 u7 |$ H
20.1 81.10726644
, ~$ l4 O5 n2 @7 Q- v6 Q15.6 98.752986649 M7 _7 ^( r3 c: n3 @" H
31.6 68.86474304
5 Y* }. `$ t" e69.9 92.33568267: m) ?9 p5 K1 ~& q+ \
8.9 84.69947471
$ u) O7 Q' N4 e43.2 90.84231146
) \$ w8 o) j( \- k39.1 109.18941096 x+ ?. u4 l' D* ^/ c u2 q
86.6 93.08064686* W% a. J. i9 Y
27.5 86.643945532 H% y$ ^' Y- B4 e" B% A
65.1 76.04877217( `5 M* J2 ^/ I) @/ w. J
144.8 91.165225656 `4 \, l- M& F5 s9 D' L4 Q
60 78.80126767
, `2 M7 C2 ~, S) u& q8 F- [52 94.33156385
/ R# p$ I& C3 q# ^32.7 95.63820283
5 F2 ?3 m- [: C0 E. {) X68.7 94.13253669
& p$ B( T0 j) W" ~3 L101.4 89.24645622- L2 T7 U8 O7 ~, a4 A. @7 H
84.25 101.196025
) h% ?* A+ A% M7 K133.1 85.42372881
/ w1 F9 g0 s% j' g/ H. ]75.6 85.5045225- z* F* G _7 Y6 z l: X3 E! i
139.5 96.59318637
6 {0 o2 S( D2 U56.4 107.7097506
9 B1 Y3 J$ O Y: c3 d112 94.01759531
3 A9 l' ~/ X3 z! z) x45 97.63031155
6 C6 D* E4 F# Z76.6 85.12898331
% O* F' B8 S& P5 v R. I5 n14 92.92788563
' T, S3 X) l5 z6 j" `& k264 84.72287086% w1 B2 n( p% R" W
11.8 27.167630066 F4 g( y& E8 H* h( A
8.9 66.1675435/ q2 f$ Y' f1 K) J. U ?7 \6 R- t
8.4 69.86062718
! H% p5 [, R. A4 Z# v% | Q' v% i48.2 95.39295393
+ h$ K" n- k; C! I# e85 90.46265185
9 i4 ]2 D# `8 @0 `% ], u+ T56.66666667 96.16099071
4 }- E6 W o! R7 u Q5 h21.5 89.88411761
, k9 l. M/ B% Q' c% u+ Q0 T: X167 87.70897566
+ b5 u3 t6 q8 C! x' B' h$ h130.5 97.588126160 N7 \( S! d }, A; c
167.5 99.29691725. N2 E; o; w, C% |8 V# a
27.5 94.3345668
) j/ _# L& g4 A& o27.8 83.32801701, a5 e8 ~ `2 a' m
33.7 84.038277514 K. p3 \4 r& A& l" k
121.3 62.12265650 a" ^! F# M# l5 }: u2 r1 ?
199.8 79.47899302" U' s! R$ S/ @: Y/ J4 A
270.5 72.63651182
T i7 Q/ R B' ^6 v3 D; K206 87.084244541 o& S; v. ~8 Q. S! Z/ T6 {, A
107.5 72.13753714
. T( i$ p- M6 S F134.9 88.94919802" L( A3 A) z" }* W
179 107.8421955
1 M: e2 n& w( k3 b! n3.4 77.79831933' {: r* \5 ^0 w% `
12.5 69.97430957
6 n# v( D$ M- J- K0 o+ z q12.5 41.722745637 B) P! Z q" j/ h7 w; A
12.5 42.59395726
4 W' t& \3 i6 C e7 E21.5 96.77574591
1 b: B9 i6 f% L' j* A! Y18 80.52768162
, f' g6 U* G: G3 F# q17.5 91.157762123 r7 q9 \ g: v& y( ?
7 ~+ Z4 _. H5 I0 E* Z
, ^' R( [- v6 I# L8 G5 h; x4 d% b
S& @% U/ y( D8 x( S6 a; U2 H8 i: T# w( G" o
( g; o$ D0 s3 n* W& d1 X* V0 ~: o+ |! a5 ]6 _0 A+ Q1 L* J1 [* I6 [
' j. ~' S$ h8 ~, ]% `
, K; ^/ M6 r9 ~. y$ C6 }: a
7 E9 t$ e* g B$ `' ]
;
7 F( c/ j7 d$ V' |8 f5 h0 a7 QTITLE1 'Yield Response Data';1 e0 Z% q$ e' z! w* w& M v- O
TITLE2 'LRP Model';
* n8 `4 O7 h$ s/ S# GPROC NLIN DATA=A BEST=3;4 X( @. O! c/ t; b5 M0 z. l
PARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2;- q" j9 _ k1 B
IF AA<K THEN DO;4 I8 R$ e, B6 O5 ]
MODEL RY = A + B*AA;, m$ c9 f+ z+ p$ M+ a1 F% C3 R0 ]3 j
DER.A = 1;
0 a% o+ e: K3 x, w* y5 V E0 a' V9 uDER.B = AA;
, F: O% Q2 D# |4 F3 XDER.K = 0;
9 a. K7 ?& D1 Q; s ?% G& I% c0 e; lEND;
# H# U B6 c& o$ N, M, m5 _ELSE DO;1 ?7 [$ s2 Y( `9 y' n: W5 }
MODEL RY = A + B*K;% d+ [% I# @# W& }1 p4 j4 J: R
DER.A = 1;( v& e1 [! t0 C" x4 m
DER.B = K;
' N, P, z! k, `9 F( oDER.K = B;9 z; K9 ]7 f( x4 h, v% H/ p
END;+ t" f2 K0 x0 O3 G
FILE PRINT;. i/ U9 g, X5 u" _0 e2 o" d: c) P
IF _OBS_ = 1 AND _MODEL_= 0 THEN DO;
0 q; K2 a) @6 V' P: z. P. rPLATEAU = A + B*K;$ q+ E( ~6 V3 x1 p4 {, x
PUT PLATEAU=;
. U( d5 z8 t* qEND;' b7 V( F1 U9 g4 Y5 [6 Q
PLATEAU = A + B*K;8 F6 Z* O. N, {* b( b x% N- l
ID PLATEAU;
P1 W! e0 r1 p! J. FOUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;: c9 i' m Y, F
RUN;
! i8 X0 \" x rPROC PLOT;
* l8 }: H U/ ]+ z( D# {PLOT RY*AA='+' PRY*AA='*'/OVERLAY;; F' D) S7 ]+ C3 ?/ v: q
RUN;0 e3 \! |+ M, p; V! n4 L
/* For you information:& i* g( h* ?0 N
*/# n! q D8 V% Q1 J) z M
/* This part of the program outputs Rsquares, significance,& R L' E4 V+ \ X' H, S1 f
plateau, */
+ K2 i+ k! h9 p/* and soil-test value at the joining point into a nice dataset.5 ~* X1 s1 ?- J3 Z: _+ S* ~' X
*/
9 h1 K, I" [/ B- o: E: k4 F2 _% bPROC MEANS NOPRINT;' s4 Y! {, I# S9 ]. c$ [# C O
VAR RY SSE A B K PLATEAU;, f. V9 ^6 S9 |8 ?; z( t
OUTPUT OUT=NEW2 N=TDF8 @- x( Q# Y5 l, [& Y" s. }
MEAN=RY SSE A B K PLATEAU
6 K# b" r! L/ @6 I- e. W CSS=CSST;$ t) u) O& k- F0 k# Y n. f/ h
DATA NEW3; SET NEW2;
* A# h) d+ M; U# A& Z" Y6 }! [INTERCPT=A; SLOPE=B; JOINT=K;. X- R1 v! _$ F9 k& H
RSQ=(CSST-SSE)/CSST;3 E- R2 e4 z2 t% h
EDF=TDF-3;# [/ j! C; a/ s
SSR=CSST-SSE;
0 E% G2 K6 a( H3 cMSR=SSR/2;
+ X. W6 L5 d, P0 E) |MSE=SSE/EDF;
0 ^; A* C- ~1 |. e* n* k, g) ZF=MSR/MSE;8 d: O) P- H( w/ V* k* i8 [7 x
PROBF=1-(PROBF(F,2,EDF));( P- N" A. F! ?( q; M" U9 _( ?
KEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;/ Y3 n. V$ n5 ^ f. M6 M/ G
PROC PRINT;
1 \& m( j z& X9 u3 b. X+ n0 eRUN;6 W+ v& O# X7 h" z# Q- w7 I! W
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