fig7_3

 Local Regression and Likelihood, Figure 7.3.

 Censored local regression.

 Author: Catherine Loader

 NEEDS: Kaplan-Meier based estimate. Identify curves and cens/uncens. data

0001 % Local Regression and Likelihood, Figure 7.3.
0002 %
0003 % Censored local regression.
0004 %
0005 % Author: Catherine Loader
0006 %
0007 % NEEDS: Kaplan-Meier based estimate. Identify curves and cens/uncens. data
0008 
0009 load heart;
0010 fit = locfit(age,log(0.5+surv));
0011 figure('Name','fig7_3: censored local regression Kaplan-Meier based;' );
0012 lfplot(fit);
0013 xlabel('Age at Transplant (years)');
0014 ylabel('0.5+Survival Time (Days)');
0015 
0016 fit = lf_censor(age,log(0.5+surv),cens);
0017 hold on;
0018 lfplot(fit,'nodata');
0019 hold off;