Passage-based BM25 Hard Negatives: A Simple and Effective Negative Sampling Strategy For Dense Retrieval. - Thanh-Do Nguyen; Chi Minh Bui; Thi-Hai-Yen Vuong; Xuan-Hieu Phan (PACLIC, 2023)

Viettel-AI at SemEval-2023 Task 6: Legal Document Understanding with Longformer for Court Judgment Prediction with Explanation. - Thanh Dat Hoang; Chi Minh Bui; Nam Bui (SemEval@ACL, 2023)