“…Cross-lingual transfer learning has been studied for other NLP and IE tasks, including sentiment analysis (Chen et al, 2018b), relation extraction (Lin et al, 2017;Zou et al, 2018;Wang et al, 2018;, event extraction (Chen and Ji, 2009a;Hsi et al, 2016;Subburathinam et al, 2019b;Nguyen et al, 2021b), and entity coreference resolution (Rahman and Ng, 2012;Hardmeier et al, 2013;Martins, 2015;Kundu et al, 2018;Urbizu et al, 2019). Compared to such prior work, this paper presents two novel approaches to improve the language generalization of representation vectors based on multi-view alignment and OT.…”