Research output per year
Research output per year
Personal profile
Author IDs
ORCID iD: 0000-0003-2756-4984
Scopus Author ID: 56303521100
Impact
Qualifications (Brief)
BS. MS., Tsinghua University,
Ph.D., UCLA
Biography
Prof. Linqi Song is an Associate Professor with the Department of Computer Science, City University of Hong Kong. He received the Ph.D. degree in electrical engineering from the University of California, Los Angeles (UCLA), USA and the B.S. and M.S. degrees from Tsinghua University, China. He was a Postdoctoral Scholar with the Department of Electrical and Computer Engineering, UCLA. His research interests include LLMs, reinforcement learning, federated learning, and information theory. He has published journal and conference papers at main AI and IT venues, such as IEEE TIT, TPAMI, JSAC, TMC, JSTSP, NeurIPS, ICLR, and ACL. He has been the Associate Editor/Guest Editor for several journals, such as DSP, ICN, and he has been serving as TPC members for IEEE ISIT, ITW, Mobihoc, Infocom, etc. He has received the Best Paper Awards of IEEE MIPR 2020, the Best Paper Award of China Communications 2023, and three Silver Medals of Geneva International Exhibition of Inventions.
Prizes/Honours
- Best Paper Award, IEEE MIPR 2020
- Best Paper Award, China Communications, 2023
- 3 Silver Medals, Geneva International Exhibition of Inventions 2024, 2025.
Research Interests/Areas
- Large Language Models, Information Theory, Reinforcement Learning, Federated Learning, Natural Language Processing, Recommender Systems, FinTech, Internet of Vehicles, Artificial Intelligence, Machine Learning
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 3 Good Health and Well-being -
SDG 7 Affordable and Clean Energy -
SDG 9 Industry, Innovation, and Infrastructure -
SDG 10 Reduced Inequalities -
SDG 11 Sustainable Cities and Communities -
SDG 16 Peace, Justice and Strong Institutions
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Collaborations from the last five years
Recent external collaboration based on locations. Dive into details by clicking on the dots or
Research output
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A self-modified hypergraph neural network for multimodal relation extraction
Xu, M., Zhong, H., Liu, J., Song, L., Li, Y. & Shi, L., Jul 2026, In: Information Processing & Management. 63, 5, 17 p., 104673.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
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BP-LCGCD: A Gaussian-Elimination-Free and High-Performance Decoder for Surface Codes
Wang, Q., Liang, J., Li, L., Song, L. & Ma, X., 2026, In: IEEE Communications Letters. 30, p. 782-786 5 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
2 Link opens in a new tab Citations (Scopus) -
Client Association and Resource Allocation for NOMA-Enabled Hierarchical Federated Learning With Non-IID Data
Li, T. & Song, L., 2026, In: IEEE Transactions on Network Science and Engineering. 13, p. 162-178 17 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
2 Link opens in a new tab Citations (Scopus) -
Corrigendum to “Dual-perspective hypergraph learning network for multimodal entity and relation extraction” [Expert Syst. Appl. 300 (2026) 130290]
Liu, J., Zhong, H., Xu, M., Wu, B., Song, L., Li, Y., Shi, L. & Kou, F., 25 May 2026, In: Expert Systems with Applications. 312, 132264.Research output: Journal Publications and Reviews › Erratum
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Cross-Rack Update Bandwidth for Rack-Aware Storage Systems
Jiang, Z., Yu, B., Huang, Z., Song, L., Bai, B., Zhang, G. & Hou, H., 2026, In: IEEE Transactions on Communications. 74, p. 3252-3266 15 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
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RAP: Internal Fund for Research Assistant Professors (RAPs) Matching Scheme (CC)
WANG, J. (Principal Investigator / Project Coordinator), HO, C. P. (Co-Principal Investigator), LI, X. (Co-Principal Investigator), SONG, L. (Co-Principal Investigator) & WANG, C. (Co-Principal Investigator)
1/06/26 → …
Project: Research
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DON: Reinforcement Learning and Knowledge Integration for Adaptive Agentic AI Systems
SONG, L. (Principal Investigator / Project Coordinator)
1/01/26 → …
Project: Research
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GRF: From Transmitting Bits to Communicating Intelligence: Enhancing Communication Efficiency in LLM-Powered Multi-Agent Systems
SONG, L. (Principal Investigator / Project Coordinator) & WANG, S. (Co-Investigator)
1/01/26 → …
Project: Research
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TDG(CityU): Developing LLM-RAG Based Course Assistants to Enhance Students' Team-based Learning
SONG, L. (Principal Investigator / Project Coordinator)
1/11/24 → …
Project: Research
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ITF: Key Technology Research on "Vehicle-Road-Network" Collaboration and Optimization for Smart Urban Transportation System
XU, W. (Principal Investigator / Project Coordinator), MA, K. (Co-Investigator), SONG, L. (Co-Investigator) & ZHANG, Q. (Co-Investigator)
1/07/24 → …
Project: Research
Prizes
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Bronze Medal at the 51st International Exhibition of Inventions Geneva
SONG, L. (Recipient), LI, Y. (Recipient), DENG, G. (Recipient) & YAO, Y. (Recipient), Mar 2026
Prize: RGC 64B - Prizes and awards
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Silver Medal at the 5th Asia Exhibition of Innovations & Inventions Hong Kong (AEII)
SONG, L. (Recipient), WU, D. (Recipient), LI, Y. (Recipient), DENG, G. (Recipient), YAO, Y. (Recipient), LIU, M. (Recipient), LIU, Z. (Recipient), YU, K. K. (Recipient) & Zhang, G. (Recipient), 5 Dec 2025
Prize: RGC 64B - Prizes and awards
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Stanford's Top 2% most highly cited scientists 2025
SONG, L. (Recipient), Sept 2025
Prize: RGC 64B - Prizes and awards
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Silver Medal at the 50th International Exhibition of Inventions Geneva
SONG, L. (Recipient), LUO, S. (Recipient), LI, Y. (Recipient) & DENG, G. (Recipient), Apr 2025
Prize: RGC 64B - Prizes and awards
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Bronze Award at the 4th Asia Exhibition of Innovations and Inventions (AEII)
SONG, L. (Recipient), LI, Y. (Recipient), LUO, S. (Recipient) & DENG, G. (Recipient), 6 Dec 2024
Prize: RGC 64B - Prizes and awards
Press/Media
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CityUHK triumphs at the International Exhibition of Inventions of Geneva with 36 awards
PANG, S. W., TSE, C. K., FENG, S. P., CHAN, C. H., WU, G., KUO, W., JIANG, C., ZHU, Z., CHUNG, S. H. H., HU, J., CHEN, M. K., TSAI, D.-P., LIN, S. K. C., CHAN, L. L., LU, J., LY, T. H., LI, L., LAU, C., LI, X., HILL, F. I., WANG, C., KO, C. C. V., LEUNG, M. Y. K., YU, K. N. P., LAU, T. C., HO, J. C. Y., SONG, L., WANG, S., TU, K. N., LIU, Y., LU, Z., ZUKERMAN, M., WANG, Y., SUN, Y., YAN, H., LAU, C. K. T. & BAN, K.
20/04/24
7 items of Media coverage
Press/Media: Press / Media
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CityUHK excels at the 50th International Exhibition of Inventions of Geneva with 33 awards
WU, X., DONG, Z., JIANG, C., LO, P. C., WANG, M., LIU, C., WANG, T., CHERNG, S. J., HUQE, M. R., ZHOU, J., TANG, Q., WANG, L., HONG, J., LI, Y., YAN, H., ZUKERMAN, M., GUO, Z., XU, J., SUI, Y., KUO, W., HE, J., GAO, Y., HUANG, L., LIM, C. K., LU, J., ZHU, Z., BOEY, F., CHEN, T. H., LIU, W., CHUNG, S. H. H., TANG, H. T., HO, J. C. Y., CHEN, D., QUAN, Q., LAM, J., LE, Q., SHEN, J., LI, Y., ZHANG, C., LIU, Y., HUANG, R., LIU, S., ZHANG, B., CHEN, C., CHOW, K. T., XU, F., DOTSE, E., ZHAO, G., SHANG, J., FENG, S. P., WANG, W. T., CHUNG, C. C., ZAPIEN, J. A., LEUNG, K. H. M., ZHANG, Y., XIONG, W., LEUNG, T. K., ZHU, K., ZHANG, Z., CHEUNG, C. C. R., ZHANG, B., SONG, L., ZHU, G., ZHENG, Q., KHOO, B. L., LIAO, J., SUN, Y., CUCKER, F., LIN, S., WU, W., SUI, Z., DING, Z., LI, L., JIA, X., HE, X., REN, J., LI, X., LY, T. H., THI, Q. H., LEE, P. K. H., KWOK, C. K. & YEO, V.
14/04/25
9 items of Media coverage
Press/Media: Press / Media
Activities
- 3 RGC 61 - Journal editor
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Journal of information and Intelligence (Journal)
SONG, L. (Associate Editor)
Sept 2024 → Sept 2027Activity: Publication peer-review and editorial work (RGC: 61) › RGC 61 - Journal editor
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Digital Signal Processing (Journal)
SONG, L. (Guest Editor)
23 Sept 2020 → 23 Sept 2021Activity: Publication peer-review and editorial work (RGC: 61) › RGC 61 - Journal editor
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Intelligent and Converged Networks (Journal)
SONG, L. (Associate Editor)
Mar 2020 → Feb 2026Activity: Publication peer-review and editorial work (RGC: 61) › RGC 61 - Journal editor