Machine Learning, Naturallanguageprocessing, NLP, Bots.
an observed datum d For a pair (c,d), features vote with their weights: vote ( c )= Σ λiƒi(c,d) [Similar to dot product in vectors] Choose the class c which maximizes vote ( c ) For example, we want to determine the class of datum d = “in Quebec”. Classes are: Person, Location, Drug. We have to