Liu, J., Cole, M.J., Liu, C., Bierig, R., Gwizdka, J., Belkin, N.J., Zhang, J., Zhang, X. (2010) Search behaviors in different task types. In Proceedings of the 2010 ACM/IEEE Joint Conference on Digital Libraries (JCDL 2010) (pp. 69-78). New York: ACM.

Liu, J., Liu, C., Gwizdka, J. & Belkin, N.J. (2010) Can search systems detect users’ task difficulties? Some behavioral signals. In Proceedings of the 2010 ACM SIGIR International Conference on Research and Development in Information Retrieval (SIGIR 2010) (pp. 845-846). New York: ACM.

Liu, J. & Belkin, N.J. (2010) Personalizing information retrieval for multi-session tasks: the roles of task stage and task type. In Proceedings of the 2010 ACM SIGIR International Conference on Research and Development in Information Retrieval (SIGIR 2010) (pp. 26-33). New York: ACM

Cole, M.J., Gwizdka, J., Bierig, R., Belkin, N.J., Liu, J., Liu, C. & Zhang, X. (2010) Linking search tasks with low-level eye movements. In: ECCE '10: Proceedings of the 28th Annual European Conference on Cognitive Ergonomics (109-116). New York: ACM.

Liu, J., Gwizdka, J., Liu, C. & Belkin, N.J. (2010) Predicting task difficulty for different task types. In: ASIS&T '10: Proceedings of the 73rd ASIS&T Annual Meeting (10 p.)

Liu, C., Gwizdka, J., Liu, J., Xu, T. & Belkin, N.J. (2010) Analysis and evaluation of query reformulations in different task types. In: ASIS&T '10: Proceedings of the 73rd ASIS&T Annual Meeting (9 p.) 

Cole, M.J., Zhang, X., Liu, J., Liu, C., Belkin, N.J., Bierig, R. & Gwizdka, J. (2010) Are selfassessments reliable indicators of topic knowledge? In: ASIS&T '10: Proceedings of the 73rd  ASIS&T Annual Meeting (10 p.) Retrieved on 23 January 2012 at

Oh, K.-E. & Belkin, N.J. (2011) Cross analysis of keeping personal information in different forms. In: iConference '11 Proceedings of the 2011 iConference (pp. 732-733). New York: ACM.

Liu, C. & Belkin, N.J. (2011) Implicit acquisition of context for personalization of information retrieval systems. In: Proceedings of the Workshop on Context-awareness in Retrieval and Recommendation, at the conference Intelligent User Interfaces, Stanford, CA, 13 February 2011.

Liu, J. & Belkin, N.J. (2011) Search task difficulty: the expected vs. the reflected. In: SIGIR '11 Proceedings of the 34th international ACM SIGIR conference on Research and development in Information Retrieval (pp. 1183-1184). New York: ACM.