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mCL-NER: Cross-Lingual Named Entity Recognition via Multi-view Contrastive Learning
Feb. 22, 2024, 5:48 a.m. | Ying Mo, Jian Yang, Jiahao Liu, Qifan Wang, Ruoyu Chen, Jingang Wang, Zhoujun Li
cs.CL updates on arXiv.org arxiv.org
Abstract: Cross-lingual named entity recognition (CrossNER) faces challenges stemming from uneven performance due to the scarcity of multilingual corpora, especially for non-English data. While prior efforts mainly focus on data-driven transfer methods, a significant aspect that has not been fully explored is aligning both semantic and token-level representations across diverse languages. In this paper, we propose Multi-view Contrastive Learning for Cross-lingual Named Entity Recognition (mCL-NER). Specifically, we reframe the CrossNER task into a problem of recognizing …
abstract arxiv challenges cross-lingual cs.cl data data-driven english focus multilingual ner performance prior recognition semantic stemming token transfer type via view
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