Slide 31
Slide 31 text
31
ᶄ ֶशɾੳ༻ػೳΛMLγεςϜࣗʹ࣮ ඪ४Խ
1) ೋॏͷcross validation
ී௨ͷCV ೋॏCV
ֶश
ςετ
ධՁ
ϋΠύʔύϥϝʔλ
ௐͳͲʹ༻
ϋΠύʔύϥϝʔλௐearly stopping
͕ෆ҆ఆʹͳΔ͜ͱ
ֶशσʔλͷதΛ͞ΒʹCV͢Δ͜ͱͰ
ϋΠύʔύϥϝʔλௐΛ҆ఆͤͨ͞
ֶश
ςετ ධՁ
ࢀߟ: Cawley, G.C.; Talbot, N.L.C. On over-fitting in model selection and subsequent
selection bias in performance evaluation. J. Mach. Learn. Res 2010,11, 2079-2107.