ocr: Features Selection nintormationt theoretic identifies those teatures whosevaiues best ditterentiate betwcen classvalues. This task IS accomplished through a calculation-such asthis: GIAT ZPA-VZPPA 3 - Rog PIS IA S A : JOgPA à AlAisone ofiindependent variables V V. IV. 15 one ofjpossible values of AJ V 1S one ofk possible values of AJ Practitioners trequently refer to the calculated value as nformation gai.inour example, the As consist of Attendance, Production, and sO on; V. for Atten- dance consists oft the set (Poor, Average, Outstanding); and A = Merit Raise with values Pand N.liere's thei ...
