Papers by Xueying Zhang
Beyond Boundaries: Learning a Universal Entity Taxonomy across Datasets and Languages for Open Named Entity Recognition (2025.coling-main)
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Yuming Yang, Wantong Zhao, Caishuang Huang, Junjie Ye, Xiao Wang, Huiyuan Zheng, Yang Nan, Yuran Wang, Xueying Xu, Kaixin Huang, Yunke Zhang, Tao Gui, Qi Zhang, Xuanjing Huang
| Challenge: | Current Large Language Models struggle with complex entity taxonomies in open domains and lack NER capabilities. |
| Approach: | They propose a dataset to guide LLMs' generalization in Open NER under a universal entity taxonomy. |
| Outcome: | The proposed model outperforms GPT-4 in 3 out-of-domain benchmarks across 15 datasets and 6 languages. |
Classifying and Addressing the Diversity of Errors in Retrieval-Augmented Generation Systems (2026.eacl-long)
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Kin Kwan Leung, Mouloud Belbahri, Yi Sui, Alex Labach, Xueying Zhang, Stephen Anthony Rose, Jesse C. Cresswell
| Challenge: | Existing work on RAG errors has not accounted for the complexity of real-world RAG systems and their failure modes. |
| Approach: | They propose a taxonomy of error types that can occur in realistic RAG systems and an auto-evaluation method that can be used to track errors during development. |
| Outcome: | The proposed method can be used in practice to track and address errors during development. |