Collaborative Topic Regression with Multiple Graphs Factorization for Recommendation in Social Media Qing Zhang author Houfeng Wang author 2014-08 text Proceedings of COLING 2014, the 25th International Conference on Computational Linguistics: Technical Papers Junichi Tsujii editor Jan Hajic editor Dublin City University and Association for Computational Linguistics Dublin, Ireland conference publication zhang-wang-2014-collaborative https://aclanthology.org/C14-1024/ 2014-08 233 244