Are Semantically Coherent Topic Models Useful for Ad Hoc Information Retrieval? Romain Deveaud author Eric SanJuan author Patrice Bellot author 2013-08 text Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers) Hinrich Schuetze editor Pascale Fung editor Massimo Poesio editor Association for Computational Linguistics Sofia, Bulgaria conference publication deveaud-etal-2013-semantically https://aclanthology.org/P13-2027/ 2013-08 148 152