Tackling Sparsity, the Achilles Heel of Social Networks: Language Model Smoothing via Social Regularization Rui Yan author Xiang Li author Mengwen Liu author Xiaohua Hu author 2015-07 text Proceedings of the 53rd Annual Meeting of the Association for Computational Linguistics and the 7th International Joint Conference on Natural Language Processing (Volume 2: Short Papers) Chengqing Zong editor Michael Strube editor Association for Computational Linguistics Beijing, China conference publication yan-etal-2015-tackling 10.3115/v1/P15-2103 https://aclanthology.org/P15-2103/ 2015-07 623 629