Lin Chen, Barbara Di Eugenio, Davide Fossati, Stellan Ohlsson and David Cosejo. Exploring Effective Dialogue Act Sequences in One-on-one Computer Science Tutoring Dialogues. In BEA6, The 6th Workshop on Innovative Use of NLP for Building Educational Applications, Portland, Oregon, USA. June 2011 (Poster).

Lin Chen, Anruo Wang and Barbara Di Eugenio. Improving Pronominal and Deictic Co-Reference Resolution with Multi-Modal Features. In SIGDIAL 2011, The 12th SIGDIAL Meeting on Discourse and Dialogue, Portland, Oregon, USA. June 2011 (Poster).