Five variable selection methods are available. The simplest method (and the default) is SELECTION=NONE, for which PROC PHREG fits the complete model as specified in the MODEL statement. The other four ...

Statistical methods for variable selection and model estimation are crucial in data analysis, particularly when dealing with complex datasets that contain numerous variables. These methods help ...

A recent study by Romina Wild and SISSA Professor Alessandro Laio, along with Felix Wodaczek, Vittorio Del Tatto, and Bingqing Cheng, published in the journal Nature Communications, introduces a new ...