Explicit Vs Implicit Flat" Semantics Implicit Semantic analysis oftmax classifier {W4 SVD [ Deerwester et al., JASIS 90 PLSA Hofmann, NIPS 99 Hidden layer DA Blei et al., JMLR03 embeddings Word2vec[Nikolov et al. NIPS 13 ojection layer he cat sits on the mat contexthistory h Italy Ger man walked Berlin Turke swam Russ⊥a king MoscoW walki ng Canada queen Japan Tokyo 日anoi swimming china Beijing Male-Female Verb tense Country-Capital https://www.tensorflow.org/versions/ro.7/tutorials/word2vec/index.htmlExplicit vs. Implicit “Flat” Semantics • Implicit Semantic Analysis – SVD [Deerwester et al., JASIS’90] – PLSA [Hofmann, NIPS’99] – LDA [Blei et al., JMLR’03] – Word2vec [Mikolov et al., NIPS’13] – … https://www.tensorflow.org/versions/r0.7/tutorials/word2vec/index.html 10