Jiaju Chen | 陈家驹

Jiaju Chen | 陈家驹

PhD Student @ USTC LLM Agent & Data Mining

Publications

📚 Full publication list available on Google Scholar

Conference Papers

DLCRec: A Novel Approach for Managing Diversity in LLM-Based Recommender Systems

Published in WSDM 2025 (The 18th ACM International Conference on Web Search and Data Mining), 2025

A fine-grained controllable recommendation framework that enables precise diversity management in LLM-based systems through task decomposition and robust data augmentation techniques.

Recommended citation: Chen, J., Gao, C., Yuan, S., Liu, S., Cai, Q., & Jiang, P. (2024). DLCRec: A Novel Approach for Managing Diversity in LLM-Based Recommender Systems. arXiv preprint arXiv:2408.12470.
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Treatment Effect Estimation for User Interest Exploration on Recommender Systems

Published in SIGIR 2024 (The 47th International ACM SIGIR Conference on Research and Development in Information Retrieval), 2024

An uplift model-based framework that optimizes category exposure in recommendations through causal treatment effect estimation, effectively discovering hidden user interests while maximizing engagement.

Recommended citation: Chen, J., Wenjie, W., Gao, C., Wu, P., Wei, J., & Hua, Q. (2024, July). Treatment Effect Estimation for User Interest Exploration on Recommender Systems. In Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval (pp. 1861-1871).
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