Nonparametric regression for functional data provides a flexible statistical framework for modelling relationships between a scalar response and predictors that are inherently functional in nature.

Motivated by quantifying the monotonic relationship between gray matter (GM) volume and age in the older population, this study proposes a constrained nonparametric estimation and statistical ...

Consider the regression model Y = h(x)+ε, where h is an unknown smooth regression function and ε is a random error with unknown distribution. To estimate the ...

Patient Assessment of Bowel Function During and After Pelvic Radiotherapy: Results of a Prospective Phase III North Central Cancer Treatment Group Clinical Trial Two hundred eight BM patients from the ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Many of Pew Research Center’s survey analyses show relationships between two ...

Chemotherapy compared to surgery: Quality-of-life analysis of the German prospective multicenter trial in clinical stage I NSGCT (AUO AH 01/94). Survival of good-risk germ cell tumor patients ...

The regression estimator to estimate the total corn yield under Model I can be obtained by using PROC SURVEYREG with an ESTIMATE statement. title1 'Estimate Corn Yield from Farm Size'; title2 'Model I ...