8 citations · 16 across the 7 of their papers we have counts for
4 papers · 1 filter
Self Contrastive Learning for Session-based Recommendation
Zhengxiang Shi, Xi Wang, Aldo Lipani
Session-based recommendation, which aims to predict the next item of users' interest as per an existing sequence interaction of items, has attracted growing applications of Contras…
A Survey on Asking Clarification Questions Datasets in Conversational Systems
Hossein A. Rahmani, Xi Wang, Yue Feng +3
The ability to understand a user's underlying needs is critical for conversational systems, especially with limited input from users in a conversation. Thus, in such a domain, Aski…
Leveraging Review Properties for Effective Recommendation
Xi Wang, Iadh Ounis, Craig Macdonald
Many state-of-the-art recommendation systems leverage explicit item reviews posted by users by considering their usefulness in representing the users' preferences and describing th…
Negative Confidence-Aware Weakly Supervised Binary Classification for Effective Review Helpfulness Classification
Xi Wang, Iadh Ounis, Craig Macdonald
The incompleteness of positive labels and the presence of many unlabelled instances are common problems in binary classification applications such as in review helpfulness classifi…