Machine Learning, Naturallanguageprocessing, NLP, Bots.
class = LOCATION, data = “in Arcadia” Another example feature: ƒ2(c,d) ≡ [ c = DRUG & ends(w, “c”) ] This feature picks out from the data cases where the class is DRUG and the current word ends with the letter c. This feature would match: class = DRUG, data = “taking Zantac” Features generally use