Xiping Liu

2025

doi dblp
A Multifocal Graph-Based Neural Network Scheme for Topic Event Extraction.
Qizhi Wan|Changxuan Wan|Keli Xiao|Rong Hu|Dexi Liu|Guoqiong Liao|Xiping Liu|Yuxin Shuai
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 1

2024

doi dblp
rHDP: An Aspect Sharing-Enhanced Hierarchical Topic Model for Multi-Domain Corpus.
Yitao Zhang|Changxuan Wan|Keli Xiao|Qizhi Wan|Dexi Liu|Xiping Liu
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 3
doi dblp
Token-Event-Role Structure-Based Multi-Channel Document-Level Event Extraction.
Qizhi Wan|Changxuan Wan|Keli Xiao|Hui Xiong|Dexi Liu|Xiping Liu|Rong Hu
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 4

2022

doi dblp
Group event recommendation based on graph multi-head attention network combining explicit and implicit information.
Guoqiong Liao|Xiaobin Deng|Changxuan Wan|Xiping Liu
Information Processing and Management 2022 Volume 59 Issue 2

2010

doi dblp
Automatically weighting tags in XML collection.
Dexi Liu|Changxuan Wan|Lei Chen|Xiping Liu
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

2009

doi dblp
Effective XML content and structure retrieval with relevance ranking.
Xiping Liu|Changxuan Wan|Lei Chen
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009