Large Scale Acquisition of Paraphrases for Learning Surface Patterns Rahul Bhagat author Deepak Ravichandran author 2008-06 text Proceedings of ACL-08: HLT Johanna D Moore editor Simone Teufel editor James Allan editor Sadaoki Furui editor Association for Computational Linguistics Columbus, Ohio conference publication bhagat-ravichandran-2008-large https://aclanthology.org/P08-1077/ 2008-06 674 682