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cs.CL2021★ 3 cited
Lex-BERT: Enhancing BERT based NER with lexicons
Wei Zhu, Daniel Cheung
In this work, we represent Lex-BERT, which incorporates the lexicon information into Chinese BERT for named entity recognition (NER) tasks in a natural manner. Instead of using wor…
cs.CL2020
CMV-BERT: Contrastive multi-vocab pretraining of BERT
Wei Zhu, Daniel Cheung
In this work, we represent CMV-BERT, which improves the pretraining of a language model via two ingredients: (a) contrastive learning, which is well studied in the area of computer…