Improving Topic Coherence with Latent Feature Word Representations in MAP Estimation for Topic Modeling Dat Quoc Nguyen author Kairit Sirts author Mark Johnson author 2015-12 text Proceedings of the Australasian Language Technology Association Workshop 2015 Ben Hachey editor Kellie Webster editor Parramatta, Australia conference publication nguyen-etal-2015-improving https://aclanthology.org/U15-1014/ 2015-12 116 121