← Search

Yunjie Ji

3 accepted papers

2025

Memorizing is Not Enough: Deep Knowledge Injection Through Reasoning

ACL 2025long

Although large language models (LLMs) excel in knowledge recall and reasoning, their static nature leads to outdated information as the real world evolves or when adapting to domain-specific knowledge, highlighting the need for effective knowledge injection. However, current research on knowledge in…

2023

Domain-Adapted Dependency Parsing for Cross-Domain Named Entity Recognition

AAAI 2023technical

In recent years, many researchers have leveraged structural information from dependency trees to improve Named Entity Recognition (NER). Most of their methods take dependency-tree labels as input features for NER model training. However, such dependency information is not inherently provided in most…

2022

To Answer or Not To Answer? Improving Machine Reading Comprehension Model with Span-based Contrastive Learning

NAACL 2022findings

Machine Reading Comprehension with Unanswerable Questions is a difficult NLP task, challenged by the questions which can not be answered from passages. It is observed that subtle literal changes often make an answerable question unanswerable, however, most MRC models fail to recognize such changes.…