@inproceedings{bangalore-johnston:2004:HLTNAACL, author = {Bangalore, Srinivas and Johnston, Michael}, title = {Balancing data-driven and rule-based approaches in the context of a Multimodal Conversational System}, booktitle = {HLT-NAACL 2004: Main Proceedings }, editor = {Susan Dumais, Daniel Marcu and Salim Roukos}, year = 2004, month = {May 2 - May 7}, address = {Boston, Massachusetts, USA}, publisher = {Association for Computational Linguistics}, pages = {33--40} }