IR-1243: (2021) Vikraman, L.,  Montazeralghaem, A.,  Hashemi, H., Croft, W. B. and Allan, J., "Passage Similarity and Diversification in Non-factoid Question Answering," in Proceedings of The 11th International Conference on the Theory of Information Retrieval, July 11, 2021, pp. 271–280. [View Abstract] [View bibtex]
IR-1152: (2018) Vikraman, L., Croft, W. B. and OConnor, B., "Exploring Diversification in Non-factoid Question Answering," in the Proceedings of the ACM SIGIR International Conference on Theory of Information Retrieval (ICTIR 18) ,Tianjin, China, Sept 14-17, 2018, pp. 223-226. [View Abstract] [View bibtex]