@InProceedings{yoshino-mori-kawahara:2011:SIGDIAL2011, author = {Yoshino, Koichiro and Mori, Shinsuke and Kawahara, Tatsuya}, title = {Spoken Dialogue System based on Information Extraction using Similarity of Predicate Argument Structures}, booktitle = {Proceedings of the SIGDIAL 2011 Conference}, month = {June}, year = {2011}, address = {Portland, Oregon}, publisher = {Association for Computational Linguistics}, pages = {59--66}, url = {http://www.aclweb.org/anthology/W11-2008} }