Arnold Overwijk

Approximate Nearest Neighbor Negative Contrastive Learning for Dense Text Retrieval

Lee Xiong, Chenyan Xiong, Ye Li et al. · arXiv (Cornell University) · 2020 · 230 citations · Full text

Computing, Computer Science, Information Retrieval +12

ClueWeb22: 10 Billion Web Documents with Rich Information

Arnold Overwijk, Chenyan Xiong, Jamie Callan · Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval · 2022 · 62 citations

Computing, Computer Science, Information Systems +14

Open Domain Web Keyphrase Extraction Beyond Language Modeling

Lee Xiong, Chuan Hu, Chenyan Xiong et al. · 2019 · 61 citations · Full text

Computing, Computer Science, Computational Linguistics +7

Less is More: Pretrain a Strong Siamese Encoder for Dense Text Retrieval Using a Weak Decoder

Shuqi Lu, Di He, Chenyan Xiong et al. · Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing · 2021 · 46 citations · Full text

Computing, Computer Science, Computational Linguistics +15

COCO-DR: Combating the Distribution Shift in Zero-Shot Dense Retrieval with Contrastive and Distributionally Robust Learning

Yue Yu, Chenyan Xiong, Si Sun et al. · 2022 · 21 citations · Full text

Computing, Computer Science, Computational Linguistics +13