) ▁is ▁defined ▁as ▁ ▁Thus ▁this ▁non - negative ▁quantity ▁is ▁important ▁for ▁assess ing ▁the ▁performance ▁of ▁different ▁classification ▁techniques . ▁A ▁class ifier ▁is ▁said ▁to ▁be ▁consistent ▁if ▁the ▁excess ▁risk ▁converges ▁to ▁zero ▁as ▁the ▁size ▁of ▁the ▁training ▁data ▁set ▁tends ▁to ▁infinity . ▁ ▁See ▁also ▁Na ive ▁Bay es ▁class ifier ▁ ▁References ▁ ▁Category : B ay esian ▁statistics ▁Category : Stat ist ical ▁classification <0x0A> </s> ▁The ▁following ▁is ▁a ▁list ▁of ▁Christian ▁Church ▁F athers . ▁ ▁Roman ▁C athol ics ▁generally ▁regard ▁the ▁Pat rist ic ▁period ▁to ▁have ▁closed ▁with ▁the ▁death ▁of ▁John ▁of ▁Dam asc us , ▁a ▁Doctor ▁of ▁the ▁Church , ▁in ▁ 7 4 9 . ▁ ▁However , ▁Orth odox ▁Christians ▁believe ▁that ▁the ▁Pat rist ic ▁period ▁is ▁on going . ▁ ▁Therefore , ▁the ▁list ▁is ▁split ▁into ▁two ▁tables . ▁ ▁Until ▁John ▁of ▁Dam asc us ▁Here ▁within ▁contains ▁a ▁non - fact ual ▁list ▁of ▁whom ▁are ▁to ▁be ▁considered ▁as ▁F athers ▁of ▁the ▁Church . ▁ ▁After ▁John ▁of ▁Dam asc us ▁ ▁See ▁also ▁ ▁An te - N ic ene ▁F athers ▁( book ) ▁ ▁Apost ol ic ▁F athers ▁ ▁C app ado cian ▁F athers ▁ ▁Church ▁F athers ▁ ▁Des ert ▁F athers ▁ ▁Do ctors ▁of ▁the ▁Church ▁ ▁List ▁of ▁early ▁Christian ▁writers ▁ ▁Nic ene ▁and ▁Post - N ic ene ▁F athers ▁ ▁Pat rist ics ▁