no code implementations • 3 Apr 2024 • Yu Wang, Lei Sang, Yi Zhang, Yiwen Zhang
In recent years, inspired by self-supervised learning, contrastive Heterogeneous Graphs Neural Networks (HGNNs) have shown great potential by utilizing data augmentation and discriminators for downstream tasks.
no code implementations • 6 Mar 2024 • Li Wang, Lei Sang, Quangui Zhang, Qiang Wu, Min Xu
Furthermore, we introduce a privacy-preserving decoder to mitigate user privacy leakage during knowledge transfer.
1 code implementation • 15 Dec 2023 • Honghao Li, Lei Sang, Yi Zhang, Xuyun Zhang, Yiwen Zhang
Click-through rate (CTR) Prediction is a crucial task in personalized information retrievals, such as industrial recommender systems, online advertising, and web search.
Ranked #4 on Click-Through Rate Prediction on Avazu
no code implementations • 24 Mar 2018 • Lei Sang, Min Xu, Shengsheng Qian, Xindong Wu
Existing methods usually adopt a "one-size-fits-all" approach when concerning multi-scale structure information, such as first- and second-order proximity of nodes, ignoring the fact that different scales play different roles in the embedding learning.