Jiyuan An | 安纪元

About

Jiyuan An is a Ph.D. student at the Database Systems Research Group (DBSys) at Renmin University of China, under the supervision of Assoc. Prof. Shuang Liu. His research focuses on Large Language Models & Agents, Code Generation & Testing, and AI4Science.

Education

Ph.D.

Sep 2026 — Present

Renmin University of China · School of Information · Electronic Information

Database Systems Research Group (DBSys) 🔗

Advisor: Assoc. Prof. Shuang Liu 🔗

M.S.

Sep 2023 — Jul 2026

Beijing Language and Culture University · School of Information Science · Language Intelligence and Technology

BLCU Language Monitoring and Intelligent Learning Research Group (BLCU-ICALL) 🔗

Advisors: Prof. Erhong Yang 🔗, Assoc. Prof. Tianlin Yang 🔗

B.S.

Sep 2019 — Jul 2023

Shanxi University · School of Computer and Information Technology · Data Science and Big Data Technology

Advisor: Prof. Suge Wang 🔗

Research Interests

Large Language Models & Agents

LLM applications, post-training fine-tuning, agents, and interpretability

Code Generation & Testing

LLM-assisted code generation, code testing, and automation

AI4Science

Applying AI to scientific computing, data analysis, and prediction

Publications

2026

Jiyuan An, Jiachen Zhao, Fan Chen, Liner Yang, Zhenghao Liu, Hongyan Wang, Weihua An, Meishan Zhang, Erhong Yang. PR-CAD: Progressive Refinement for Unified Controllable and Faithful Text-to-CAD Generation with Large Language Models.

arXiv, 2026.

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Jiyuan An, Liner Yang, Mengyan Wang, Luming Lu, Weihua An, Erhong Yang. From Human Cognition to Neural Activations: Probing the Computational Primitives of Spatial Reasoning in LLMs.

arXiv, 2026.

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2025

Jiyuan An, Xiang Fu, Bo Liu, Xuquan Zong, Cunliang Kong, Shuliang Liu, Shuo Wang, Zhenghao Liu, Liner Yang, Hanghang Fan, Erhong Yang. BLCU-ICALL at BEA 2025 Shared Task: Multi-Strategy Evaluation of AI Tutors.

Proceedings of the 20th Workshop on Innovative Use of NLP for Building Educational Applications (BEA 2025)

PDF 🏆 Track 2 1st Place

An, J., Zhu, L., & Yang, E. (2025). Cross-Lingual Feedback Comment Generation for Language Learners.

Journal of Chinese Information Processing, 39(07), 148–161.

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Wang, M., An, J., Yang, L., & Yang, E. (2025). An Investigation into the Semantic Extension and Associative Patterns of the Cross-Linguistic Directional Pair "Left–Right".

Proceedings of the 24th Chinese National Conference on Computational Linguistics (CCL 2025)

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Zong, X., An, J., Fu, X., Lu, L., Zhu, H., Yang, L., & Yang, E. (2025). System Report for CCL25-Eval Task 6: Recognition of Rhetorical Devices in Primary and Secondary School Essays Based on Data Augmentation and Collaboration of Large and Small Models.

Proceedings of the 24th Chinese National Conference on Computational Linguistics (CCL 2025)

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2024

An, J., Zhu, L., & Yang, E. (2024). Cross-Lingual Feedback Comment Generation for Language Learners.

Proceedings of the 23rd Chinese National Conference on Computational Linguistics (CCL 2024), pp. 134–149.

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