Explore the Structure of Social Tags by Subsumption Relations Xiance Si author Zhiyuan Liu author Maosong Sun author 2010-08 text Proceedings of the 23rd International Conference on Computational Linguistics (Coling 2010) Chu-Ren Huang editor Dan Jurafsky editor Coling 2010 Organizing Committee Beijing, China conference publication si-etal-2010-explore https://aclanthology.org/C10-1114/ 2010-08 1011 1019