word representations

· NLP
Motivation Distributional semantics: 단어의 의미는 주변에서 자주 나타나는 단어에 의해 부여된다. -> Representing words by their context Notation $t$: position in the text $c$: center word $o$: context words (outside words) $P(w_{t+j}|w_{t})$: the probability of o given c (or vice versa). $\theta$: all variables to be optimized $L(\theta)$: likelihood $J(\theta)$: objective function (average negative log likelihood) Objec..
oneonlee
'word representations' 태그의 글 목록