Anchored Correlation Explanation: Topic Modeling with Minimal Domain Knowledge Ryan J Gallagher author Kyle Reing author David Kale author Greg Ver Steeg author 2017 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal gallagher-etal-2017-anchored 10.1162/tacl_a_00078 https://aclanthology.org/Q17-1037/ 2017 5 529 542