Document Similarity for Texts of Varying Lengths via Hidden Topics Hongyu Gong author Tarek Sakakini author Suma Bhat author JinJun Xiong author 2018-07 text Proceedings of the 56th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Iryna Gurevych editor Yusuke Miyao editor Association for Computational Linguistics Melbourne, Australia conference publication gong-etal-2018-document 10.18653/v1/P18-1218 https://aclanthology.org/P18-1218/ 2018-07 2341 2351