Dr.Xiaokun Zhang (张晓堃)

Dr. Xiaokun Zhang, Postdoc at City University of Hongkong, E-mail: dawnkun1993@gmail.com

About me

I'm currently a postdoc research fellow at City University of HongKong working with Prof.Chen Ma and Prof. Kede Ma. I obtained my Phd, Master and Bachelor degree from Dalian University of Technology, fortunately supervised by Prof. Hongfei Lin. I also have a wonderful time working with Prof. Fenglong Ma at the Pennsylvania State University

Welcome to any kind of collaborations. Let's do some interesting and meaningful works for the beautiful world!

Research Interests

• Artificial Intelligence

• Data Mining

• Recommender Systems

NEWS!

• 2025.1, One paper is accepted by NAACL 2025 about affective computing, and one paper is accepted by SDM 2025 about data valuation in recommender systems. Congratulations to Haohao and Renqi!

• 2024.10, I obtained the Award of Outstanding Doctoral Thesis of Chinese Information Processing Society (CIPS)! Thank you to everyone who has provided support throughout my doctoral studies!

• 2024.7, One paper is selected as Best paper nominees in SIGIR24'. Thansks to SIGIR's committee!

Publications

1. Disentangling ID and Modality Effects for Session-based Recommendation

   Xiaokun Zhang, Bo Xu, Zhaochun Ren, Xiaochen Wang, Hongfei Lin* and Fenglong Ma

   The 47th International ACM SIGIR Conference on Research and Development in Information Retrieval. July 23–27, 2024, Washington D.C., USA. SIGIR 2024 (CCF A, full paper).

   Best paper nominees

   [pdf] [code] [zhihu]

2. FineRec: Exploring Fine-grained Sequential Recommendation

   Xiaokun Zhang, Bo Xu, Youlin Wu, Yuan Zhong, Hongfei Lin* and Fenglong Ma

   The 47th International ACM SIGIR Conference on Research and Development in Information Retrieval. July 23–27, 2024, Washington D.C., USA. SIGIR 2024 (CCF A, full paper).

   [pdf] [code] [zhihu]

3. Bi-Preference Learning Heterogeneous Hypergraph Networks for Session-based Recommendation

   Xiaokun Zhang, Bo Xu, Fenglong Ma, Chenliang Li, Yuan Lin and Hongfei Lin*

   ACM Transactions on Information Systems. TOIS 2023 (CCF A, IF 5.6).

   [pdf] [code]

4. Beyond Co-occurrence: Multi-modal Session-based Recommendation

   Xiaokun Zhang, Bo Xu, Fenglong Ma, Chenliang Li, Liang Yang and Hongfei Lin*

   IEEE Transactions on Knowledge and Data Engineering. TKDE 2023 (CCF A, IF 9.235).

   [pdf] [code] [zhihu]

5. Price DOES Matter! Modeling Price and Interest Preferences in Session-based Recommendation

   Xiaokun Zhang, Bo Xu, Liang Yang, Chenliang Li, Fenglong Ma, Haifeng Liu and Hongfei Lin*

   The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval. July 11–15, 2022, Madrid, Spain. SIGIR 2022 (CCF A, full paper).

   [pdf] [code] [zhihu]

Note: * indicates the corresponding author.Full list of publications in Google Scholar.

Academic Service

Conference PC Member

• KDD 2025, SIGIR 2025&2023, ACL 2025&2023, TheWebConf 2025&2024, AAAI 2025&2024&2023, COLING 2025&2024&2022, DASFAA 2024, CIKM 2024, EMNLP 2023, etc.

Journal Reviewer

• TKDE, TOIS, TNNLS, IPM, TASLP, KAIS, KBS, Multimedia Systems, ESWA, Applied Intelligence, etc.

Invited Talk

• 2024, July, Multimodal recommendations at VALSE Webinar.

Experiences

-> 2024.7-Now, Postdoc, Department of Computer Science, City University of Hong Kong.

-> 2020.9-2024.6, PhD, School of Computer Science and Technology, Dalian University of Technology.

-> 2023.10-2024.5, Visiting scholar, College of Information Sciences and Technology , Pennsylvania State University.

-> 2018.9-2020.6, Master, School of Computer Science and Technology, Dalian University of Technology.

-> 2016.6-2018.6, Software Engineer, working in a Startups.

-> 2012.9-2016.6, Bachelor Degree, School of Computer Science and Technology, Dalian University of Technology

Awards

• Outstanding Doctoral Thesis of Chinese Information Processing Society (CIPS), 2024.

• Best paper nominees at SIGIR 2024.

• Outstanding Graduates, Liaoning Province, 2024.

• Outstanding Graduates, Dalian University of Technology, 2024.

• National Scholarship for Doctoral Students, 2023.

• Excellent Doctoral Candidate of Dalian University of Technology, 2023.

• IP&M 2022 Ph.D. Paper Award Honorable Mentions.

• Outstanding Student Prize Scholarship of Baosteel, 2022.

• Excellent Doctoral Candidate of Dalian University of Technology, 2022.

• Excellent Doctoral Candidate of Dalian University of Technology, 2021.

• Excellent postgraduate of Dalian University of Technology, 2019.

• First Prize Scholarship for Doctoral Candidate of Dalian University of Technology, 2022-2023.

• First Prize Scholarship for Postgraduate of Dalian University of Technology, 2018-2020.

Vistors

Updated at Feb, 2025

A brief cv.