Chaochao Chen


2022

doi dblp
Differential Private Knowledge Transfer for Privacy-Preserving Cross-Domain Recommendation
Chaochao Chen | Huiwen Wu | Jiajie Su | Lingjuan Lyu | Xiaolin Zheng | Li Wang
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

doi dblp
Collaborative Filtering with Attribution Alignment for Review-based Non-overlapped Cross Domain Recommendation
Weiming Liu | Xiaolin Zheng | Mengling Hu | Chaochao Chen
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

doi dblp
MetaCare++: Meta-Learning with Hierarchical Subtyping for Cold-Start Diagnosis Prediction in Healthcare Data
Yanchao Tan | Carl Yang | Xiangyu Wei | Chaochao Chen | Weiming Liu | Longfei Li | Jun Zhou | Xiaolin Zheng
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

doi dblp
Exploiting Variational Domain-Invariant User Embedding for Partially Overlapped Cross Domain Recommendation
Weiming Liu | Xiaolin Zheng | Jiajie Su | Mengling Hu | Yanchao Tan | Chaochao Chen
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

2021

doi dblp
Large-scale Secure XGB for Vertical Federated Learning
Wenjing Fang | Derun Zhao | Jin Tan | Chaochao Chen | Chaofan Yu | Li Wang | Lei Wang | Jun Zhou | Benyu Zhang
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

2020

doi dblp
Practical Privacy Preserving POI Recommendation
Chaochao Chen | Jun Zhou | Bingzhe Wu | Wenjing Fang | Li Wang | Yuan Qi | Xiaolin Zheng
2020 Volume 11 Issue 5

doi dblp
Nebula: A Scalable Privacy-Preserving Machine Learning System in Ant Financial
Cen Chen | Bingzhe Wu | Li Wang | Chaochao Chen | Jin Tan | Lei Wang | Jun Zhou | Benyu Zhang
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020

2019

doi dblp
Distributed Deep Forest and its Application to Automatic Detection of Cash-Out Fraud
Ya-Lin Zhang | Jun Zhou | Wenhao Zheng | Ji Feng | Longfei Li | Ziqi Liu | Ming Li | Zhiqiang Zhang | Chaochao Chen | Xiaolong Li | Yuan (Alan) Qi | Zhi-Hua Zhou
2019 Volume 10 Issue 5

doi dblp
DTCDR: A Framework for Dual-Target Cross-Domain Recommendation
Feng Zhu | Chaochao Chen | Yan Wang | Guanfeng Liu | Xiaolin Zheng
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019

2018

doi dblp
Heterogeneous Graph Neural Networks for Malicious Account Detection
Ziqi Liu | Chaochao Chen | Xinxing Yang | Jun Zhou | Xiaolong Li | Le Song
Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018