Dr
Cass Zhixue
Zhao
School of Computer Science
Lecturer in Natural Language Processing
Student Services Liaison (Library, ELTC)
Full contact details
School of Computer Science
Regent Court (CS)
- Profile
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Cass (Zhixue) Zhao is a lecturer in Natural Language Processing in the Department of Computer Science at the University of Sheffield. Before that she was a postdoc researcher, supervised by Prof Nikos Aletras, on model interpretability, model hallucination and model compression. Back in 2020 she worked as a research assistant within the same department, working on NIHR-funded NLP projects for systematic reviews of public health research. She has served on the Programme Committee for AAAI, ACL and EMNLP. She is currently looking for highly-motivated PhD students, please contact her directly if you are interested.
- Research interests
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- Model explanation
- Model compression
- Model bias and hallucination
- Model reasoning
- Publications
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Journal articles
- The FAIR database: facilitating access to public health research literature. JAMIA Open, 7(4).
- Utilizing subjectivity level to mitigate identity term bias in toxic comments classification. Online Social Networks and Media, 29, 100205-100205.
Conference proceedings
- A Comparative Study of Using Pre-trained Language Models for Toxic Comment Classification. Companion Proceedings of the Web Conference 2021 View this article in WRRO
Preprints
- Incorporating Attribution Importance for Improving Faithfulness Metrics, arXiv.
- On the Impact of Temporal Concept Drift on Model Explanations, arXiv.
- SS-BERT: Mitigating Identity Terms Bias in Toxic Comment Classification by Utilising the Notion of "Subjectivity" and "Identity Terms", arXiv.
- The FAIR database: facilitating access to public health research literature. JAMIA Open, 7(4).
- Research group
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Natural Language Processing
- Grants
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- ExU: AI Models for Examining Multilingual Disinformation Narratives and Understanding their Spread, European Media and Information Fund, 11/2023 - 04/2025, €399,926, as Co-PI