Publications

LogiCoL: Logically-Informed Contrastive Learning for Set-based Dense Retrieval
Yanzhen Shen, Sihao Chen, Xueqiang Xu, Yunyi Zhang, Chaitanya Malaviya, and Dan Roth
Preprint 2025. [PDF] [code]

ChemRAG: Benchmarking Retrieval-Augmented Generation for Chemistry
Xianrui Zhong, Bowen Jin, Siru Ouyang, Yanzhen Shen, Qiao Jin, Yin Fang, Zhiyong Lu, and Jiawei Han.
Preprint 2025. [PDF]

A Unified Taxonomy-Guided Instruction Tuning Framework for Entity Set Expansion and Taxonomy Expansion
Yanzhen Shen, Yu Zhang, Yunyi Zhang, and Jiawei Han.
ACL 2025 Findings. Vienna, Austria. [PDF] [code]

GraphRouter: A Graph-based Router for LLM Selections
Tao Feng, Yanzhen Shen, and Jiaxuan You.
ICLR 2025. Singapore [PDF] [code]

Chain-of-Factors Paper-Reviewer Matching
Yu Zhang, Yanzhen Shen, SeongKu Kang, Xiusi Chen, Bowen Jin, and Jiawei Han.
WWW 2025 (Oral Presentation). Sydney, Australia. [PDF] [code]

Seed-Guided Fine-Grained Entity Typing in Science and Engineering Domains
Yu Zhang*, Yunyi Zhang*, Yanzhen Shen, Yu Deng, Lucian Popa, Larisa Shwartz, ChengXiang Zhai, and Jiawei Han.
AAAI 2024. Vancouver, Canada. [PDF] [code]

REACTION MINER: An Integrated System for Chemical Reaction Extraction from Textual Data
Ming Zhong, Siru Ouyang, Yizhu Jiao, Priyanka Kargupta,
Leo Luo, Yanzhen Shen, Bobby Zhou, Xianrui Zhong, Xuan Liu,
Hongxiang Li, Jinfeng Xiao, Minhao Jiang, Vivian Hu, Xuan Wang,
Heng Ji, Martin Burke, Huimin Zhao, Jiawei Han.
EMNLP 2023 System Demonstration. Singapore [PDF] [code]

Weakly Supervised Multi-Label Classification of Full-Text Scientific Papers
Yu Zhang, Bowen Jin, Xiusi Chen, Yanzhen Shen, Yunyi Zhang, Yu Meng, and Jiawei Han.
KDD 2023. Long Beach, CA, USA. [PDF] [code]