Navigating Large Comment Threads with CoFi Christine Doran author Guido Zarrella author John C Henderson author 2012-06 text Proceedings of the Demonstration Session at the Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies Aria Haghighi editor Yaser Al-Onaizan editor Association for Computational Linguistics Montréal, Canada conference publication doran-etal-2012-navigating https://aclanthology.org/N12-3003/ 2012-06 9 12