Dr Cass Zhixue Zhao

School of Computer Science

Lecturer in Natural Language Processing

Student Services Liaison (Library, ELTC)

zhixue.zhao@sheffield.ac.uk

Regent Court (CS)

Full contact details

Dr Cass Zhixue Zhao
School of Computer Science
Regent Court (CS)
211 Portobello
Sheffield
S1 4DP

Profile: 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

Publications

Zhao Z, Thomas J, Kell G, Stansfield C, Clowes M, Graziosi S, Brunton J, Marshall IJ & Stevenson M (2024) The FAIR database: facilitating access to public health research literature. JAMIA Open, 7(4).
Zhao Z, Zhang Z & Hopfgartner F (2022) Utilizing subjectivity level to mitigate identity term bias in toxic comments classification. Online Social Networks and Media, 29, 100205-100205.

Zhao Z & Aletras N (2023) Incorporating Attribution Importance for Improving Faithfulness Metrics, arXiv.
Zhao Z, Chrysostomou G, Bontcheva K & Aletras N (2022) On the Impact of Temporal Concept Drift on Model Explanations, arXiv.
Zhao Z, Zhang Z & Hopfgartner F (2021) SS-BERT: Mitigating Identity Terms Bias in Toxic Comment Classification by Utilising the Notion of "Subjectivity" and "Identity Terms", arXiv.

Grants

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

School of Computer Science