@InProceedings{qu-chai:2009:SIGDIAL, author = {Qu, Shaolin and Chai, Joyce}, title = {The Role of Interactivity in Human-Machine Conversation for Automatic Word Acquisition}, booktitle = {Proceedings of the SIGDIAL 2009 Conference}, month = {September}, year = {2009}, address = {London, UK}, publisher = {Association for Computational Linguistics}, pages = {188--195}, url = {http://www.aclweb.org/anthology/W09-3928} }