Improving Low-Resource Cross-lingual Parsing with Expected Statistic Regularization Thomas Effland author Michael Collins author 2023 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal effland-collins-2023-improving 10.1162/tacl_a_00537 https://aclanthology.org/2023.tacl-1.8/ 2023 11 122 138