1 code implementation • 30 Dec 2023 • Shiqi Wang, Yeqin Zhang, Cam-Tu Nguyen
Hard negative sampling, which is commonly used to improve contrastive learning, can introduce more noise in training.
no code implementations • 23 Oct 2023 • Xian Li, Hongguang Shi, Yunfei Wang, Yeqin Zhang, Xubin Li, Cam-Tu Nguyen
Specifically, the recommendation predicts the long-term recommendation target based on the conversational context and the user history.
no code implementations • 23 Feb 2023 • Yeqin Zhang, Haomin Fu, Cheng Fu, Haiyang Yu, Yongbin Li, Cam-Tu Nguyen
Specifically, the former efficiently finds relevant passages in a retrieval-and-reranking process, whereas the latter effectively extracts finer-grain spans within those passages to incorporate into a parametric answer generation model (BART, T5).
no code implementations • 20 Oct 2022 • Haomin Fu, Yeqin Zhang, Haiyang Yu, Jian Sun, Fei Huang, Luo Si, Yongbin Li, Cam-Tu Nguyen
This paper introduces Doc2Bot, a novel dataset for building machines that help users seek information via conversations.