Feature Selection

Poll

How frequently do you do a separate feature selection in classification (rather than have a learning algorithm do selection) [104 votes total] Always (20) 19% Most of the time (19) 18% Frequently (35) 34% Rarely (21) 20% Never (9) 9%

Comments

Peter van der Putten (KiQ), manual AND automatic
In almost all cases I do *both* manual and automatic selection, I think this is quite common for commercial datamining.