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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
 |
本人现在急求sas的几个小程序,请各位高手帮忙!多谢啦!!
2 B, W6 V) a A: X# Z' s* w主要想要下面几种: ^+ [8 T: O) ?3 W7 j s# ^
1 过原点的线性加平台,求拐点
4 o1 A# Z D; r2 E5 l$ p: z2 过原点的二次加平台,求拐点/ w* [9 p% @4 {. B: l- }" C, T
3 对数加平台,求拐点0 s1 V" p4 Q0 m3 x ^( o3 {% C
- J) Y# ^ O4 i8 k4 p
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。; N( ]- u/ y: ]
0 Z" H( c) o9 O, sDATA A ;
6 p; o1 l! Q$ ]' f4 bINPUT aa ry;
5 K$ o, L" n# X9 X" l, u0 e) icards;0 z0 n8 W& r9 s( V( a t
11.8 58.72210953% g [/ w' f4 I! T6 s
20.1 88.0967142+ v( F: [; A; H
20.1 81.245297225 ?( b) o6 }( ~1 ]; I: {9 d
20.1 84.29360695
4 Q: r& d( p5 k" B20.1 81.10726644$ y% i" m0 S2 f0 l ]0 ^% ?
15.6 98.75298664
( L: W* H+ B, m/ G5 \31.6 68.86474304
1 j$ m5 p1 x* p69.9 92.33568267
2 A) b3 z. Q' A7 V8.9 84.69947471' U+ j+ y) u3 S' e7 ?+ V3 N4 S
43.2 90.84231146
0 g7 C% `8 P J0 w3 y39.1 109.1894109% Z- X- x& W6 W
86.6 93.08064686$ J, m* G! z4 y9 E3 h+ S& w0 T4 c
27.5 86.64394553
1 p3 M/ S& Y# Y- S& s65.1 76.048772171 Y/ t6 u# q/ C
144.8 91.16522565( S3 G" `& q! v+ ?$ h
60 78.80126767# x! b" n |" h* D6 Z
52 94.33156385
; Z: K6 F3 f" v8 J; R32.7 95.63820283
* c- ?7 N" G& \7 R; X! l0 T68.7 94.13253669
2 E/ l v" h; B5 ]4 v; o101.4 89.24645622
8 x7 q0 @. T$ f6 a# k8 g1 M; F84.25 101.196025
; ]0 U2 Z+ A% h7 r& \133.1 85.423728818 E3 ]3 u! m8 @
75.6 85.5045225- L) a; i9 I, A7 q9 @6 |8 ~6 k
139.5 96.59318637
" m- x: @2 ?! o! \( v& y56.4 107.70975061 T. T* M, a7 a& Q- ]
112 94.01759531
& J5 o# V/ P+ Z% _45 97.630311559 t( x. J% W7 e8 d+ D, L) |
76.6 85.128983314 F2 o ?. U* d5 E# N' S
14 92.92788563; v7 `* [1 x( F& m
264 84.72287086
8 {6 {# O) f$ y5 ~$ t( {11.8 27.16763006
' |. j* P V' j: N9 x8.9 66.1675435
+ g: B' h& b3 h+ j+ `: _8.4 69.86062718( k* }; `2 B$ [
48.2 95.39295393* x5 J5 h4 t- S( Y8 O1 `
85 90.46265185' c. b; }0 E# Y; Q
56.66666667 96.16099071# ]9 U, n; U, P8 U. w
21.5 89.88411761
# z' C0 C+ |3 J167 87.70897566! d7 f5 @6 d C+ f( @
130.5 97.58812616$ j3 g; S$ q3 F7 F7 M0 c
167.5 99.29691725
, J" E9 N: g1 G& z3 R- y27.5 94.3345668
* ]# j! U0 F; I( J$ @27.8 83.32801701
( b/ N' t5 b7 u8 \ B' B! X33.7 84.03827751
* g8 Y8 u, n: y0 ]$ N3 @3 R" w121.3 62.1226565
* h5 B, [+ ]2 M1 @, r/ x6 S199.8 79.47899302* U: @& n" \3 X h
270.5 72.63651182+ o- D/ G$ ^4 f
206 87.08424454
" P2 n$ f/ R$ X7 k+ a- z) X107.5 72.13753714
# D2 n' P! d9 A0 F- J% W134.9 88.949198021 E9 i: u5 O+ G) }1 s: w5 ?
179 107.8421955 \' j# i1 P; x
3.4 77.79831933
1 p' z/ f2 p+ w7 Y; X$ z8 D12.5 69.97430957! B W7 v8 I) h4 H3 _$ ]/ {
12.5 41.722745631 B3 a" G3 F& |: g3 q- T* v9 L8 [
12.5 42.59395726( o) A( [* g% w4 p' o- l! Y
21.5 96.77574591. v4 d2 a1 @! @
18 80.527681624 j; F* B# D" v
17.5 91.15776212* S, c" f3 z' X) @
; [1 a+ `; Z1 d( G% K; V7 t& A
X- i) h7 i5 B$ } P$ o: G B
2 I7 v2 Q" [# C5 v
$ k+ p% A( O6 H3 m6 r
$ ]6 m5 f x' b" A; o
, p7 e, B0 _3 x2 U7 l
" ?3 b5 m: D. b, u: t( `3 r) c' T& m5 z: ?- E
% u' P8 _6 d; x* A& P" F;2 H5 b, o% L; U' E- Y* a
TITLE1 'Yield Response Data';
! D( l6 s! |6 {; h4 z* ^TITLE2 'LRP Model';3 n( R( ~; u8 ]3 ^% h6 d% C
PROC NLIN DATA=A BEST=3;
& D7 ?! V' M2 I+ l" h- D4 A- ]PARMS A=27 to 112 by 5 B=0 to 30 by 1 K 3.4 to 271 by 2;
o! [7 V: N) AIF AA<K THEN DO;* u5 |; ]1 [; S- H* o# L
MODEL RY = A + B*AA;
0 j- G2 T$ W T% J, t' ?DER.A = 1;( T s3 t+ E3 t' H, M
DER.B = AA;
6 O1 X% y. Z2 h% iDER.K = 0;
6 A; A$ C+ y! G* REND;
P1 ~8 B; S: q1 lELSE DO;
" Y+ x0 ~ }% N7 c/ cMODEL RY = A + B*K;- m0 R% Q# x; O6 J. J
DER.A = 1;4 e3 C# `2 S% T& h" Z
DER.B = K;
, Z+ B4 t8 S* v) [( ]5 KDER.K = B;8 o5 C% Y' I- ?; P/ O1 i6 m
END;
g. [8 z$ O1 E; ~FILE PRINT;* q7 i) W0 R" j D- x- k
IF _OBS_ = 1 AND _MODEL_= 0 THEN DO;( V5 U% X& i2 ?" w0 E( t! O' e
PLATEAU = A + B*K;; A" M4 C9 w; K& j7 C& h
PUT PLATEAU=;
* `! q) g7 E" ^4 e2 M/ g) {" PEND;
; B6 D x% i# ^ O( Q8 S' OPLATEAU = A + B*K;& p) o5 R+ |8 F( @7 b B
ID PLATEAU;& m( Y( M; n' e; @- Z8 S
OUTPUT OUT=NEW P=PRY PARMS=A B K SSE=SSE;5 c# P- ]( V9 I# ?
RUN;
& Y/ R/ i( l9 d* CPROC PLOT;$ |, A$ G( |* h) e" y
PLOT RY*AA='+' PRY*AA='*'/OVERLAY;8 T7 g! P) w$ g
RUN;1 {0 v3 `: Y6 Y5 p
/* For you information:( b' \: L0 V N0 T! s! ~
*/
" @" [6 f" @ e/* This part of the program outputs Rsquares, significance,
) z `, |! w5 W9 ?8 b" z$ p/ A, Vplateau, */
) A. s& I1 I0 P% m/* and soil-test value at the joining point into a nice dataset.
8 u: J& V# f9 d" w/ n6 y- j */
+ ~1 }- \# @, B0 pPROC MEANS NOPRINT;: _3 B. G8 [( B4 d" P- `
VAR RY SSE A B K PLATEAU;
5 E2 O5 f: ~! A3 w& W* Z4 yOUTPUT OUT=NEW2 N=TDF4 t1 i2 e7 O* X# _! b$ I# w. K8 L6 [
MEAN=RY SSE A B K PLATEAU
3 I$ f1 T- T [% ?4 P, W' R CSS=CSST;
% b2 B! [, h$ u9 G2 H- Z$ ZDATA NEW3; SET NEW2;
& ]! A I$ \8 g$ g) [9 v/ |INTERCPT=A; SLOPE=B; JOINT=K;
0 n" O1 G7 J. w# @RSQ=(CSST-SSE)/CSST;
, ^+ H9 x8 ?! p- {EDF=TDF-3;
9 Q( G$ A5 X1 J: [SSR=CSST-SSE;
/ V/ P9 ?0 a X* K; pMSR=SSR/2;
8 P' ?; j7 H# ~4 eMSE=SSE/EDF;+ A) l/ l0 X7 B/ k7 ^
F=MSR/MSE;4 k& J1 R1 z, V0 g$ z
PROBF=1-(PROBF(F,2,EDF));
1 w/ Q+ c4 a( H5 ]KEEP INTERCPT SLOPE JOINT PLATEAU RSQ F PROBF;2 o% u, ~, @5 A! m9 {
PROC PRINT;! o# R8 o0 W; g6 u
RUN;
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zan
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