Getting Started Example for PROC HPNLMOD
/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: HPNLNGS1 */
/* TITLE: Getting Started Example for PROC HPNLMOD */
/* PRODUCT: HPSTAT */
/* KEYS: Nonlinear regression, Enzyme reaction model */
/* PROCS: HPNLMOD */
/* MISC: Estimating the Parameters in the Nonlinear Model */
/* */
/****************************************************************/
data enzyme;
input conc rate @@;
datalines;
0.26 124.7 0.30 126.9
0.48 135.9 0.50 137.6
0.54 139.6 0.68 141.1
0.82 142.8 1.14 147.6
1.28 149.8 1.38 149.4
1.80 153.9 2.30 152.5
2.44 154.5 2.48 154.7
;
proc hpnlmod data=enzyme;
parms theta1=0 theta2=0;
model rate ~ residual(theta1*conc / (theta2 + conc));
run;