Proceedings of the ACL 2012 System Demonstrations

Welcome to the proceedings of the system demonstration session. This volume contains the papers of the system demonstrations presented at the 50th Annual Meeting of the Association for Computational Linguistics, held in Jeju, Republic of Korea, on July 10, 2012. The system demonstrations program offers the presentation of early research prototypes as well as interesting mature systems. The system demonstration chair and the members of the program committee received 49 submissions, 29 of which were selected for inclusion in the program after review by three members of the program committee.