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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!!
4 s \. ~" f6 V1 L; Q( G主要想要下面几种:
0 b1 c4 H9 F7 L# F1 过原点的线性加平台,求拐点
8 A. @5 T1 {, Q. T2 过原点的二次加平台,求拐点9 z2 Q2 ?+ z+ ?. [
3 对数加平台,求拐点) R, h* @; U" O& R
5 x' } C, {: o! L+ z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。0 a# K- \8 i& B2 F
% V+ b7 S9 S* n8 n9 _) l q
DATA A ;2 k' w. s% w+ x0 ?/ I& V: |
INPUT aa ry;
/ R5 M& P; e: M& j; k" G1 K& W5 Ecards;( F2 ]* C* @% k+ P; X/ \0 r% ?
11.8 58.72210953
1 \4 S4 R7 e6 w# K20.1 88.0967142
6 H" l7 d* F& n# h" D7 }. Q20.1 81.245297226 k2 t: h2 t8 {
20.1 84.29360695$ Y( h$ T, y- o% C( g0 f7 g" N
20.1 81.10726644
) u* K( i: f- Q W- I$ v1 B: P/ `15.6 98.75298664; o# i p2 t* |
31.6 68.86474304
0 ~; D I- q5 z7 s) ]69.9 92.335682676 @% x2 z5 _& t6 D
8.9 84.699474711 Z% s. Q/ I- w7 D+ C
43.2 90.84231146* i: u& l8 E) Y
39.1 109.18941098 @. t3 j" Z( N! X
86.6 93.080646868 F% i; m3 i5 D
27.5 86.64394553
. C% `5 @5 f/ o" A( B4 e9 D65.1 76.048772172 n# A* p- q8 @5 k, a7 e
144.8 91.16522565
) w( b/ q: _& |60 78.80126767) U: ~. n& k8 S6 M1 Z
52 94.33156385
8 C9 E) f. a! A+ T' R/ R32.7 95.638202832 C* C- s' z, ]0 c* c- W1 m" u
68.7 94.13253669
% B9 D! @! \. o+ f! E9 _101.4 89.24645622
" S( i( o% l' {" m, t$ G84.25 101.1960256 Q6 @# N4 U' `+ V; [9 @0 f
133.1 85.42372881
1 k$ }: a n9 k% t* b) ^9 L" U75.6 85.5045225: D- p, i1 f8 _) j! U
139.5 96.59318637
" Y' H7 J5 s! s1 N5 x56.4 107.7097506
5 H* j" Y: Q$ P% ^112 94.01759531
% y! {/ n2 K$ _4 o2 {# Q45 97.63031155
$ f X' x h: o) k+ \0 E76.6 85.12898331
7 t: n: _- J& E3 T m; k14 92.92788563! k$ |8 f! ?8 O2 r, T5 B
264 84.72287086/ a) H0 V4 R" E! F! U# q( p8 l
11.8 27.16763006
, L. u7 N" j8 ?9 S; f8.9 66.16754355 @5 ~4 A) Y1 C: B' J' ^
8.4 69.860627187 ]8 D' |: v0 {5 f6 Y9 S/ c
48.2 95.392953937 y" ^6 B n5 l% N: ?
85 90.46265185
/ O7 Z/ T* l) L# O56.66666667 96.16099071( r; }2 y! z, n8 }% {
21.5 89.88411761
$ S0 J* w4 G: P& Q! ]: x) n167 87.70897566
! m/ n6 H8 y: W8 z130.5 97.58812616
1 x! i$ y: K Z5 h* R, S: l1 R4 u167.5 99.29691725
9 a9 }' F$ q& e* f27.5 94.33456684 t$ T/ `1 p! i i6 j3 K* W
27.8 83.32801701
7 i- \3 u" q& w- ^9 s33.7 84.03827751/ ]1 l' T0 f3 `% G1 N
121.3 62.1226565( j# Y7 J$ R7 e6 p2 i
199.8 79.47899302/ f8 | c! Z6 C; ^7 L
270.5 72.63651182( k; j8 c% m$ G5 L. g& |# x
206 87.08424454
# x9 s. m+ T0 E. j4 y107.5 72.13753714+ p) ]+ ~2 _. f
134.9 88.94919802
; e( V: z& s% b2 [7 W179 107.8421955
' A2 X" P6 z% S4 R; a3 v" I u* T3 L/ l3.4 77.79831933
6 n$ s" `, ?/ K, X% b12.5 69.97430957/ M, ^1 C( x0 i3 }: i) N3 P
12.5 41.72274563
- D# B: t! N. F& q, i& k; v% E% U/ @12.5 42.593957267 i: c7 c! w7 }
21.5 96.77574591- t9 _/ F+ w9 H% U0 u+ w
18 80.52768162
7 S# y6 |& U' [ i17.5 91.15776212
$ u7 h# p1 F p% B% s& P; L
2 Y0 o, [! ~) T( J9 Y6 M8 U( Q
3 Y3 r0 y; s7 c5 {
/ w$ B5 k3 `9 m% r# |0 N
g( u/ J! |! I7 \7 \! X$ {! k5 u1 g
: ^( r2 c/ _) _: w7 H
" J: E& l# D. I
* L& j8 [" D5 S: g. R4 M9 _0 @- q. V' z8 S" o3 H. L4 ?4 q
;
/ x% }" i0 u& Y/ X1 ~- R* @TITLE1 'Yield Response Data';
2 M, U( B+ E+ j5 r7 Q+ aTITLE2 'LRP Model';
& Z6 ~6 e/ |7 @- o8 [PROC NLIN DATA=A BEST=3;" u3 X0 \' H5 { h
PARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2;
" w1 L5 z3 _) Q; H; sIF AA<K THEN DO;
5 ^! i- w# T$ \MODEL RY = A + B*AA;- }6 F2 f" C! {: k/ a
DER.A = 1;
7 [+ D2 n7 O; bDER.B = AA;
! ^# O! {8 j7 y o# P+ t; e% X' _6 \DER.K = 0;5 a$ b5 F! y4 R) ]4 r
END;' _7 r; f! P. f8 o+ j
ELSE DO;
+ D1 O* n6 ?7 {% Z: V- jMODEL RY = A + B*K;
+ F$ k5 @5 [9 f( kDER.A = 1;2 {/ F( \; V3 [% T
DER.B = K;
. Q, A: [2 m% sDER.K = B;
3 s0 d: \$ |8 F$ g( sEND;
' ^1 z% t, u; U) X6 wFILE PRINT; V2 R4 i9 i S5 |: @
IF _OBS_ = 1 AND _MODEL_= 0 THEN DO;' R* s3 n- q$ H2 D& B
PLATEAU = A + B*K;* r- B) A; l2 r+ v4 z- t& w- g
PUT PLATEAU=;$ U9 M5 F4 n" x2 a4 r0 Q, k
END;% z1 z& m: A6 k* k' P
PLATEAU = A + B*K;
. i5 n& s, U9 ^# a3 N) S0 _5 q+ P, ZID PLATEAU;8 \' ~+ e! ?* M( k# Q8 a1 @' [
OUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;
- f5 A" o: Z. _' \ x' D2 S% j! eRUN;& i2 d2 y5 |4 Q- w$ i: H0 ]
PROC PLOT;, c5 ~1 H) P' f c; p& Z
PLOT RY*AA='+' PRY*AA='*'/OVERLAY;: O: J8 h4 Y; X
RUN;8 o: ~0 x3 p6 g; a
/* For you information:1 ?$ p9 C/ J' s: z
*/! L) M1 C& c- c8 J: |" W8 |
/* This part of the program outputs Rsquares, significance,5 d/ y8 e) T# W2 B, p0 M% ~* Z
plateau, */# k8 _) b- N: p, T7 b. ?
/* and soil-test value at the joining point into a nice dataset.
) c3 _& j0 N8 q) W" x3 [% v, X' h */
9 h* y+ o# e) G7 t; vPROC MEANS NOPRINT;7 B" }' k3 @+ i1 z$ s! v% t: P
VAR RY SSE A B K PLATEAU;
6 U/ A1 `, N) a. B0 s! v! pOUTPUT OUT=NEW2 N=TDF- h. B1 m. F! i) ~8 Q, b+ }6 Q
MEAN=RY SSE A B K PLATEAU
, O ^+ Z9 g; b) d V* F/ j- Q CSS=CSST;8 `- o% @2 r: ~5 ]' f
DATA NEW3; SET NEW2;# _; e1 {8 s! X- j0 o
INTERCPT=A; SLOPE=B; JOINT=K; f8 {5 B) S% A
RSQ=(CSST-SSE)/CSST;9 b9 P4 z) }/ E T: ~0 a' L
EDF=TDF-3;
1 @1 `& Z( B) b! P- F! f3 \' N2 uSSR=CSST-SSE;
8 i2 C. B( I3 a- zMSR=SSR/2;0 S q* }! r3 {; e; e. ]
MSE=SSE/EDF;. ~! q, f7 v x5 V' j! F
F=MSR/MSE;& h; p9 M& ^- ~, c& @
PROBF=1-(PROBF(F,2,EDF));
' R5 s) D6 i; g6 S; JKEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;6 m( a; |# T: z, o2 s7 o4 p2 C W6 X
PROC PRINT;
) G" d( E' q' {& x5 ^RUN;3 `8 D9 c4 O8 u1 e; L" Z4 i
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