• ACM member
• Senior IEEE member
• Associate Editor, ACM Transactions on Knowledge Discovery from Data, 2011-
• Co-chair for SIGKDD 2012 Best Paper Awards
• Editorial board member, Journal of Data Mining and Knowledge Discovery, 2007-2011
• Associate Editor, IEEE Transactions on Knowledge and Data Engineering, 2003-2007
• Guess Editor, Statistical Analysis and Data Mining 2008
• PC co-chars, IEEE International Conference on Intelligence and Security Informatics (ISI) 2010, Vancouver
• Vice PC Chair, ICDM 2010, the 10th IEEE International Conference on Data Mining
• PC co-chair, SIAM Conference on Data Mining 2008
• The exhibits chair, SIGMOD 2008
• Workshop co-chairs, the SIAM International Conference on Data Mining 2005

Program Committee Members:

• VLDB 2013
• SIGKDD 2012
• ICDM 2012
• SIGKDD 2011
• SDM 2010
• SIGKDD 2010
• CIKM 2010
• WAIM 2010
• ICDM 2009
• 2009 IEEE International on Social Computing, Services and Intelligence (SocialCom-09)
• SIGKDD 2009
• Pacific Asia Workshop on Intelligence and Security Informatics 2009
• International Workshop on Privacy-Preserving Data Analysis (PPDA) 2009, in conjunction with DASFASS 2009
• SIAM Conference on Data Mining 2009
• PinKDD'08
• ICDM 2008
• Senior PC member, SIGKDD 2008
• VLDB 2008
• 1st Workshop on Privacy in Information Society (PAIS)
• ICDM 2007
• ACM CIKM 07
• Workshop on Privacy, Security, and Trust in KDD (PinKDD'07)
• IEEE Intelligence and Security Informatics Conference in 2007
• KDD-07
• International Conference on Data Engineering (ICDE 2007)
• Industrial track committee of 11th Pacific-Asia Conference on Knowledge Discovery and Data Mining PAKDD'07
• Pacific-Asia Conference on Intelligence and Security Informatics 2007 (PAISI 2007)
• ICDM-2006
• CIKM-2006
• International Conference on Advanced Data Mining and Applications 2006
• European Conference on Machine Learning European Conference on Principles and Practice of Knowledge Discovery in Databases, 2006.
• 7th International Conference on Web-Age Information Management (WAIM'06)
• SIAM Conference on Data Mining, 2006
• IEEE International Conference on Intelligence and Security In formatics (IEEE ISI-2006)
• The 5th International Workshop on Data Mining in Bioinformatics (BIOKDD), 2005, to be held in conjunction with the ACM SIGKDD Conference 2005,
• 2005 International Conference on Computational Intelligence and Security (CIS-2005)
• IEEE International Conference on Intelligence and Security Informatics (IEEE ISI-2005)
• The First International Conference on Advanced Data Mining and Applications, 2005
• The Eleventh ACM SIGKDD International Conference on Knowledge Discovery and Data Mining 2005
• IEEE International Conference on Data Mining 2005
• The European Conference on Machine Learning 2005
• The Workshop on Research Issues in Data Mining and Knowledge Discovery DMKD 2004
• PC member, International Conference of Intelligent Information Processing 2004
• IEEE International Conference of Data Mining 2004
• 8th European Conference on Principles and Practice of Knowledge Discovery in Databases 2004
• Eighth Pacific-Asia Conference on Knowledge Discovery and Data Mining 2004
• 8th International Database Engineering and Applications Symposium 2004
• Sixth Asia Pacific Web Conference 2004
• International Conference on Data Engineering 2004
• IASTED International Conference on Databases and Applications 2004
• IEEE International Conference on Data Mining 2003
• International Conference on Web-Age Information Management 2003
• 7th European Conference on Principles and Practice of Knowledge Discovery in Databases 2003
• International Database Engineering & Applications Symposium 2003
• Third International Conference on Intelligent Data Engineering and Automated Learning 2003
• 8th International Conference on Database Systems for Advanced Applications 2003
• Second International Conference of Data Mining 2002
• 3rd International Conference on Web-Age Information Management 2002
• 6th European Conference on Principles and Practice of Knowledge Discovery in Databases 2002
• WAIM 2002
• Sixth Pacific-Asia Conference on Knowledge Discovery and Data Mining 2002
• Workshop on Database Support for KDD 2001, in conjunction with 5th European Conference on Principles and Practice of Knowledge Discovery in Databases, 2001
• Workshop on Mining Spatial and Temporal Data, in conjunction with the Fifth Pacific-Asia Conference on Knowledge Discovery and Data Mining 2001
• Fifth Pacific-Asia Conference on Knowledge Discovery and Data Mining 2001
• IEEE International Conference on Data Mining 2001
• International Conference on Information Society in the 21 Century: Emerging Technologies and New Challenges (IS2000)
• DOOD stream of the First International Conference on Computational Logic 2000
• KDD 2000
• International Workshop on Mining, Measurement and Metrology on the World Wide Web (M3W3-2000), held in conjunction with the International Conference on Web Information Systems Engineering (WISE'2000) 2000
• Database Systems for Advanced Applications (DASFAA) 95, 97, 99, 2001. Publicity chair for DASFAA 2001
• PRICAI-98 Workshop on Knowledge Discovery and Data Mining
• VLDB 95 and 97
• Deductive and Object-Oriented Database 95