# Learning “O” Helps for Learning More: Handling the Unlabeled Entity Problem for Class-incremental NER

> Research article (Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers), 2023) · cited 12× · AI/ML

**Wikidata**: [openalex:W4385570770](https://www.wikidata.org/wiki/openalex:W4385570770)  
**Source**: https://4ort.xyz/entity/learning-o-helps-for-learning-more-handling-the-unlabeled-entity-problem-for-class-incremental-ner