Member of Task Force on Big Data, China Computer Federation (CCF), 2012 – present
Member of Technical Committee on Theoretical Computer Science, China Computer Federation (CCF), 2017 – present
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Organizer of the International Workshop on Computational Aspects of Social and Information Networks (CASIN’2011), July 20-22, 2011, Beijing, China.
Organizer of Microsoft Research Asia Theory Workshop, April 2008
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Associate Editor of ACM Transactions on Intelligent Systems and Technology (TIST).
Member of the editorial board of Big Data Research, China Posts and Telecom Press.
Member of the associate editorial board of Computational Social Networks, SpringerOpen.
Guest co-editor for the special issue on Computational Aspects of Social and Information Networks (CASIN) at ACM Transactions on Knowledge Discovery in Data (CASIN-TKDD)
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PC Track co-chair for the Web Conference (formally known as WWW), Social Network Analysis and Graph Algorithms Track, 2020
PC co-chair for the 11th ACM/IEEE International Conference on Advances in Social Networks Analysis and Mining (ASONAM), 2019
PC co-chair for the 26th International World Wide Web Conference (WWW’17) Poster Track, 2017.
Program committee members for major AI/ML conferences:
Annual Conference on Neural Information Processing Systems (NeurIPS/NIPS), 2016 – 2019
International Joint Conference on Artificial Intelligence (IJCAI), 2019 (senior member)
AAAI Conference on Artificial Intelligence (AAAI), 2019
International Conference on Machine Learning (ICML), 2018
Program committee members for major data mining / data management / big data conferences:
ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD), 2013 – 2019
International Conference on Web Search and Data Mining (WSDM), 2013, 2015 – 2016 (senior member)
SIAM Data Mining conference (SDM), 2015 – 2017
European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases (ECMLPKDD), 2015
IEEE International Conference on Data Engineering (ICDE), 2014
IEEE International Conference on Big Data (BigData), 2013, 2016-2017, 2018 (senior member)
International Conference on Advanced Data Mining and Applications (ADMA), 2011 (vice co-chair), 2012
Program committee members for major Web and social network conferences
International World Wide Web Conference (WWW/WebConf), 2013 – 2019
Social Influence Analysis Workshop (SocInf’15) at IJCAI, 2015
IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM), 2015
International AAAI Conference on Weblogs and Social Media (ICWSM), 2012
Program committee members for theoretical computer science conferences
Ad Auction Workshop (AdAuction), 2015
Annual International Computing and Combinatorics Conference (COCOON), 2013
Annual Conference on Theory and Applications of Models of Computation (TAMC), 2010, 2012 – 2013
International Frontiers of Algorithmics Workshop (FAW), 2009, 2011
International Symposium on Algorithms and Computation (ISAAC), 2009
International Conference on Algorithmic Aspects in Information and Management (AAIM), 2008, 2011
Program committee members for distributed computing and fault tolerance conferences
International Colloquium on Structural Information and Communication Complexity (SIROCCO), 2011, 2013
IEEE International Conference on Distributed Computing Systems (ICDCS), 2005, 2008 – 2010
International Conference On Distributed Computing and Networking (ICDCN), 2011
International Conference On Principle Of Distributed Systems (OPODIS), 2009 – 2010
Annual ACM SIGACT-SIGOPS Symposium on Principles of Distributed Computing (PODC), 2010
Annual IEEE/IFIP International Conference on Dependable Systems and Networks (DSN), 2006, 2009
International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS), 2008
International Symposium on Reliable Distributed Systems (SRDS), 2007 – 2008
Pacific Rim International Symposium on Dependable Computing (PRDC), 2005 – 2006
Ad hoc referee for Nature, ACM Transactions on Knowledge Discovery from Data, ACM Transactions on Computation Theory, Journal of Machine Learning Research,ACM Transactions on the Web, ACM Transactions on Intelligent Systems and Technology, IEEE Transactions on Knowledge and Data Engineering,Distributed Computing, SIAM Journal on Computing, IEEE Transactions on Parallel and Distributed Systems, IEEE Transactions on Software Engineering, Journal of Parallel and Distributed Computing, IEEE International Conference on Dependable Systems and Networks, IEEE International Symposium on Reliable and Distributed Systems, International Symposium on Distribute Computing, Information Processing Letters, Parallel Processing Letters, Journal of Combinatorial Optimization, Mathematics of Operations Research, etc.
Expert reviewers for National Science Foundation of China