Tong Chen

Dense X Retrieval: What Retrieval Granularity Should We Use?

Sihao Chen, Kaixin Ma, Xinran Zhao, 2023, 2312.06648.

Sub-Sentence Encoder: Contrastive Learning of Propositional Semantic Representations

Sihao Chen, Ben Zhou, Dan Roth, 2023, NAACL.

Beyond Relevance: Evaluate and Improve Retrievers on Perspective Awareness

Xinran Zhao, Tong Chen, Sihao Chen, 2024, 2405.02714.