CollabRank: Towards a Collaborative Approach to Single-Document Keyphrase Extraction Xiaojun Wan author Jianguo Xiao author 2008-08 text Proceedings of the 22nd International Conference on Computational Linguistics (Coling 2008) Donia Scott editor Hans Uszkoreit editor Coling 2008 Organizing Committee Manchester, UK conference publication wan-xiao-2008-collabrank https://aclanthology.org/C08-1122/ 2008-08 969 976