Biography
Dr. Roy Li is a lecturer in the Department of Electronic Engineering & Computer Science. He has served as the principal investigator (PI) and Co-PI for several school projects related to natural language processing (NLP). Dr. Li received his Ph.D. in Computer Science from City University of Hong Kong. His research interests encompass a broad range of NLP topics, including sentiment analysis, long document modeling, and their applications in other fields. His works have been published in top conferences like AAAI and ACL, and international journals such as Knowledge-Based Systems, Neurocomputing, Cognitive Science, Pattern Recognition, Information Processing & Management, IEEE Transactions on Affective Computing, IEEE Transactions on Artificial Intelligence, and ACM Transactions on Intelligent Systems and Technology.
In addition to his research work, Dr. Li has been actively involved in academic services. He serves as a reviewer for a number of high-impact journals and high-rank NLP related conferences, such as AAAI, ACL, EMNLP, etc. He is an Assistant Executive Editor of the Natural Language Processing Journal (Elsevier) and is an Editorial Board Member of Computer & Education: Artificial Intelligence and Computer & Education: X-Reality.
Teaching Areas & Research Interests
- Natural language processing
- Sentiment analysis
- Language modeling
- Long document processing
- Smart city
- Education technology
Academic & Professional Experience
Project experience:
- Investigator, “Enhancing Information Literacy in Course Web Intelligence”, Course Enhancement Fund under UGC Teaching and Learning Project 2017 (CEF-2017/03), Research Grant Council, 2017, HK$15,000.
- Investigator, “Research on Problem-Solving Ability Measurement Technology and Mechanism based on Natural Language Processing and Discourse Analysis in Collaborative Learning Contexts”, 6197021197, National Natural Science Fund of China, 2019-2022, HK$702,775.
- Co-I, “Extracting Causal Relationship Between Emotion and Cause from Documents”, Research Matching Grant in the Central Pot (CP/2022/02), Hong Kong Metropolitan University, 2022-2024, HK$948,896.
- Co-I, “Data Augmentation Techniques for Contrastive Sentence Representation Learning”, Lam Woo Research Fund (LWP20019), Lingnan University, 2022-2024, HK$390,000.
- Co-I, “Intelligent Data-driven Wireless Networks”, Research Matching Grant in the Central Pot (CP/2022/2.1), Hong Kong Metropolitan University, 2023-2025, HK$1,430,800.
- PI, “Preliminary Study of Leveraging Abstract Meaning Representation in Natural Language Processing Tasks”, R&D Fund (RD/2022/1.14), Hong Kong Metropolitan University, 2022-2023, HK$139,000.
Awards:
- Distinguished Reviewer, 7th International Conference on Behavioural and Social Computing, 2020
- Outstanding Reviewer, The 2020 Conference on Empirical Methods in Natural Language Processing, 2020
- Best Research Paper Award, The 20th IEEE/WIC/ACM International Joint Conference on Web Intelligence and Intelligent Agent Technology, 2020
- Best Paper Runner-up Award, The 9th International Conference on Behavioral and Social Computing, 2022
Selected Publications
Journal Articles
- Chen, X., Li, Q., Li, Z., Xie, H., Wang F. L., & Wang, J. (2022). A reinforcement learning based two-stage model for emotion cause pair extraction. IEEE Transactions on Affective Computing. DOI: 10.1109/TAFFC.2022.3218648.
- Li, Z., Li, X., Xie, H., Wang, F. L., Leng, M., Li, Q., & Tao, X. (2023). A novel dropout mechanism with label extension schema toward text emotion classification. Information Processing & Management, 60(2), 103173.
- Zhang, H., Li, Z.*, Xie, H., Lau, R. Y., Cheng, G., Li, Q., & Zhang, D. (2022). Leveraging statistical information in fine-grained financial sentiment analysis. World Wide Web, 25(2), 513-531.
- Chen, X., Xie, H., Cheng, G., & Li, Z. (2022). A decade of sentic computing: topic modeling and bibliometric analysis. Cognitive Computation, 14(1), 24-47.
- Li, X., Li, Z.*, Xie, H., & Li, Q. (2021). Merging statistical feature via adaptive gate for improved text classification. In Proceedings of the AAAI Conference on Artificial Intelligence (Vol. 35, No. 15, pp. 13288-13296).
- Chen, X., Xie, H., Li, Z., & Cheng, G. (2021). Topic analysis and development in knowledge graph research: A bibliometric review on three decades. Neurocomputing, 461, 497-515.
- Li, Z., Xie, H., Xu, G., Li, Q., Leng, M., & Zhou, C. (2021). Towards purchase prediction: A transaction-based setting and a graph-based method leveraging price information. Pattern Recognition, 113, 107824.
- Li, Z., Xie, H., Cheng, G., & Li, Q. (2021). Word-level emotion distribution with two schemas for short text emotion classification. Knowledge-Based Systems, 227, 107163.
Selected Professional & Community Services
- Executive Assistant Editor, Natural Language Processing Journal (Elsevier)
- Editorial Board Member, Computer & Education: Artificial Intelligence (Elsevier)
- Editorial Board Member, Computer & Education: X-Reality (Elsevier)
Further Information
Link to personal homepage
Link to Google Scholar page
Modified Date: 25 Oct, 2023
Edit Profile