Past Professional Services

• Board of Directors of the ACM Special Interest Group on Bioinformatics, Computational Biology, and Biomedical Informatics (SIGBio), 2015 - 2019.
• Associate Editor of the IEEE Transactions on Big Data, 2014 - 2018.
• Guest Editor of the ACM Transactions of Knowledge Discovery in Data, Special Issue on Best Papers in 2014 KDD, 2015.
• Editorial Board Member of the Data Mining and Knowledge Discovery, 2010 - 2014.
• Associate Editor of the Knowledge and Information Systems, 2007 - 2014.
• Review Board Member of the Proceedings of the VLDB Endowment, 2008 - 2010.
• Associate Editor of the ACM Transactions on Knowledge Discovery in Data, 2005 - 2009, 2015-2017.
• Guest Co-Editor of the ACM Transactions on Knowledge Discovery in Data Special Issue on Bioinformatics, Vol. 2, no. 1, 2008.
• Associate Editor of the IEEE Transactions on Knowledge and Data Engineering, 2003 - 2007.
• Editorial Board Member of the Journal of Database Management, 2000 - 2005.
• Guest Editor of the IEEE Transactions on Knowledge and Data Engineering Special Issue on Mining Biological Data, vol. 17, no. 8, 2005.

• Program Committee Member of the 25th International Conference on Research in Computational Molecular Biology, (virtual) Padova, Italy, August 29 - September 1, 2021.
• Senior Program Committee Member and Best Paper Award Committee Member of the 27th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, (virtual) Singapore, August 14-18, 2021.
• Program Committee Member of the 4th International Workshop on Health Natural Language Processing, (virtual) Victoria, Canada, August 9, 2021.
• Area Chair of the 35th AAAI Conference on Artificial Intelligence, virtual, February 2-9, 2021.

• Program Committee Co-Chair of the 26th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, San Diego (online), California, U.S.A, August 23-27, 2020.
• Senior Program Committee Member of the SIAM International Conference on Data Mining, Cincinnati (online), Ohio, U.S.A., May 7-9, 2020.
• Area Chair of the 34th AAAI Conference on Artificial Intelligence, New York, New York, U.S.A., February 7-12, 2020.
• Program Committee Co-Chair of the 13th ACM International Conference on Wed Search and Data Mining, Houston, Texas, U.S.A., February 3-7, 2020.

• Program Committee Member of the 19th IEEE International Conference on Data Mining, Beijing, China, November 8-11, 2019.
• Program Committee Member of RECOMB/ISCB Conference on Regulatory and Systems Genomics with DREAM Challenges, New York, New York, U.S.A., November 4-6, 2019.
• Senior Program Committee Member of the 28th ACM International Conference on Information and Knowledge Management, Beijing, China, November 3-7, 2019.
• Senior Program Committee Member of the 6th IEEE International Conference on Data Science and Advanced Analytics, Washington, D.C., October 5-8, 2019.
• Program Committee Member of the Annual International Conference on Intelligent Systems for Molecular Biology, Basel, Switzerland, July 21-25, 2019.
• Program Committee Member of the second International Workshop on Health Natural Language Processing, in conjunction with the IEEE International Conference on Health Informatics, Beijing, China, June 6-13, 2019.
• Program Committee Member of the ACM SIGMOD International Conference on Management of Data, Amsterdam, Netherlands, June 30 - July 5, 2019.
• Tutorial Co-Chair of the Web Conference, San Francisco, California, U.S.A., May 13-17, 2019.
• Senior Program Committee Member of the SIAM International Conference on Data Mining, Calgary, Canada, May 2-4, 2019.
• Senior Program Committee Member of the 23rd Pacific-Asia Conference on Knowledge Discovery and Data Mining, Macau, China, April 14-17, 2019.

• Senior Program Committee Member of the IEEE International Conference on Big Data, Seattle, Washington, U.S.A., December 10-13, 2018.
• Program Committee Member of the IEEE International Conference on Big Knowledge, Singapore, November 17-18, 2018.
• Program Committee Member of the 27th ACM International Conference on Information and Knowledge Management, Turin, Italy, October 22-26, 2018.
• Program Committee Co-Chair of the 5th IEEE International Conference on Data Science and Advanced Analytics, Turin, Italy, October 1-4, 2018.
• Student Travel Award Chair and Senior Program Committee Member of the 24th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, London, U.K., August 19-23, 2018.
• Program Committee Member of the Annual International Conference on Intelligent Systems for Molecular Biology, Chicago, Illinois, U.S.A., July 6-10, 2018.
• Program Committee Member of the 1st International Workshop on Health Natural Language Processing, in conjunction with the IEEE International Conference on Health Informatics, New York, U.S.A., June 7, 2018.
• Senior Program Committee Member of the 22nd Pacific-Asia Conference on Knowledge Discovery and Data Mining, Melbourne, Australia, May 15-18, 2018.
• Senior Program Committee Member of the SIAM International Conference on Data Mining, San Diego, California, U.S.A., May 3-5, 2018.
• Senior Program Committee Member of the 11th ACM International Conference on Web Search and Data Mining, Los Angeles, CA, U.S.A., February 5-9, 2018.

• Senior Program Committee Member of the IEEE International Conference on Big Data, Boston, MA, U.S.A., December 11-14, 2017.
• Program Committee Member of the 16th IEEE International Conference on Data Mining, New Orleans, LA, U.S.A., November 18-21, 2017.
• Senior Program Committee Member of the ACM International Conference on Information and Knowledge Management, Singapore, November 6-10, 2017.
• Organization Committee Member of the 7th Annual Translational Bioinformatics Conference, Los Angeles, CA, U.S.A., September 29-October 1, 2017.
• System Biology Track Co-Chair of the 8th ACM Conference on Bioinformatics, Computational Biology, and Health Informatics, Boston, MA, U.S.A., August 20-23, 2017.
• Program Committee Member of the International Joint Conference on Artificial Intelligence, Melbourne, Australia, August 19-25, 2017.
• Award Committee Chair and Program Committee Member of the 23rd ACM SIGKDD Conference on Knowledge Discovery and Data Mining, Halifax, Canada, August 13-17, 2017.
• Senior Program Committee Member of the 21st Pacific-Asia Conference on Knowledge Discovery and Data Mining, Jeju, South Korea, May 23-26, 2017.
• Program Committee Co-Chair of the SIAM International Conference on Data Mining, Houston, TX, U.S.A., April 27-29, 2017.
• Program Committee Member of the 10th ACM International Conference on Web Search and Data Mining, February 6-10, 2017.

• Senior Program Committee Member of the ACM International Conference on Information and Knowledge Management,Indianapolis, IN, U.S.A., October 24-28, 2016.
• Senior Program Committee Member of the 22nd ACM SIGKDD Conference on Knowledge Discovery and Data Mining, San Fransisco, CA, U.S.A., August 13-17, 2016.
• Program Committee Member of the Annual International Conference on Intelligent Systems for Molecular Biology, Orlando, FL, U.S.A., July 8-12, 2016.
• Program Committee Member of the 32nd IEEE International Conference on Data Engineering, Helsinki, Finland, May 16-20, 2016.
• Panel Chair and Senior Program Committee Member of the SIAM International Conference on Data Mining, Miami, FL, U.S.A., May 5-7, 2016.
• Senior Program Committee Member of the 20th Pacific-Asia Conference on Knowledge Discovery and Data Mining, Auckland, New Zealand, April 19-22, 2016.
• Program Committee Member of the 20th Annual International Conference on Research in Computational Molecular Biology, Los Angeles, CA, U.S.A., April 17-21, 2016.
• Program Committee Co-Chair of the 10th IEEE International Conference on Semantic Computing, Laguna Hills, CA, U.S.A., February 3-5, 2016.

• Area Chair of the 14th IEEE International Conference on Data Mining, Atlantic City, NJ, U.S.A., November 14-17, 2015.
• Conference Co-Chair of the IEEE International Conference on Data Science and Advanced Analytics, Paris, France, October 19-21, 2015.
• Senior Program Committee Member of the ACM International Conference on Information and Knowledge Management, Melbourne, Australia, October 19-23, 2015.
• Committee Member of the ACM SIGKDD Doctoral Dissertation Award, 2015.
• Committee Member of the ACM SIGKDD Test of Time Award, 2015.
• Student Travel Award Co-Chair and Senior Program Committee Member of the 21st ACM SIGKDD Conference on Knowledge Discovery and Data Mining, Sydney, Australia, August 10-13, 2015.
• Senior Program Committee Member of the 24th International Joint Conferences on Artificial Intelligence, Buenos Aires, Argentina, July 25-31, 2015.
• Senior Program Committee Member of the SIAM International Conference on Data Mining, Vancouver, Canada, April 30 - May 2, 2015.
• Senior Program Committee Member of the 19th Pacific-Asia Conference on Knowledge Discovery and Data Mining, Ho Chi Minh City, Viet Nam, May 19-22, 2015.
• Program Committee Co-Chair of the 9th IEEE International Conference on Semantic Computing, Anaheim, CA, U.S.A., February 7-9, 2015.

• Workshop Co-Chair of the 14th IEEE International Conference on Data Mining, Shenzhen, China, December 14-17, 2014.
• General Co-Chair of the 5th ACM Conference on Bioinformatics, Computational Biology and Biomedical Informatics, Newport Beach, CA, U.S.A., September 20-23, 2014.
• Program Committee Co-Chair of the 20th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, New York, NY, U.S.A., August 24-27, 2014.
• Senior Program Committee Member of the 18th Pacific-Asia Conference on Knowledge Discovery and Data Mining, Tainan, Taiwan, May 13-16, 2014.

• Program Committee Member of the 13th IEEE International Conference on Data Mining, Dallas, TX, U.S.A., December 8-11, 2013.
• Senior Program Committee Member of the ACM International Conference on Information and Knowledge Management, San Fransisco, CA, U.S.A., October 27 - November 1, 2013.
• Program Committee Member of the IEEE International Conference on Big Data, Silicon Valley, CA, U.S.A., October 6-9, 2013.
• Senior Program Committee Member of the 19th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, Chicago, IL, U.S.A., August 11-14, 2013.
• Senior Program Committee Member of the SIAM International Conference on Data Mining, Austin, TX, U.S.A., May 2-4, 2013.
• Senior Program Committee Member of the 17th Pacific-Asia Conference on Knowledge Discovery and Data Mining, Gold Coast, Australia, April 14-17, 2003.
• Program Committee Member of the 29th International Conference on Data Engineering, Brisbane, Australia, April 8-12, 2013.

• Vice Chair of the 12th IEEE International Conference on Data Mining, Brussels, Belgium, December 10-13, 2012.
• Track Co-chair of the ACM Conference on Bioinformatics, Computational Biology and Biomedicine, Orlando, FL, U.S.A., October 7-10, 2012.
• Program Committee Member of the IEEE International Conference on Bioinformatics and Biomedicine, Philadelphia, PA, U.S.A., October 4-7, 2012.
• Program Committee member of the European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases, Bristol, UK, September 24-28, 2012.
• Asia Pacific Track Co-chair and Senior Program Committee Member of the 18th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, Beijing, China, August 12-16, 2012.
• Program Committee Member of the International Conference on Machine Learning, Edinburgh, Scotland, June 26-July 1, 2012.
• Senior Program Committee Member of the 16th Pacific-Asia Conference on Knowledge Discovery and Data Mining, Kuala Lumpur, Malaysia, May 29-June 1, 2012.
• Program Committee Member of the ACM SIGMOD International Conference on Management of Data, Scottsdale, AZ, U.S.A., May 20-25, 2012.
• Senior Program Committee Member of the SIAM International Conference on Data Mining, Anaheim, CA, U.S.A., April 26-28, 2012.
• Program Committee Member of the 28th International Conference on Data Engineering, Washington, DC, U.S.A., April 1-5, 2012.

• General Co-chair of the 11th IEEE International Conference on Data Mining, Vancouver, Canada, December 11-14, 2011.
• Program Committee Member of the IEEE International Conference on Bioinformatics and Biomedicine, Atlanta, GA, U.S.A, November 12-15, 2011.
• Program Committee Member of the 20th ACM Conference on Information and Knowledge Management, Glasgow, United Kingdom, October 24-28, 2011.
• Program Committee Member of the European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases, Athens, Greece, September 5-9, 2011.
• Senior Program Committee Member of the 17th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, San Diego, CA, U.S.A., August 21-24, 2011.
• Program Committee Member of the 10th International Workshop on Data Mining in Bioinformatics, San Diego, CA, U.S.A., August 21, 2011.
• Program Committee Co-chair of the ACM Conference on Bioinformatics, Computational Biology and Biomedicine, Chicago, IL, U.S.A., August 1-3, 2011.
• Senior Program Committee Member of the SIAM International Conference on Data Mining, Mesa, AZ, U.S.A., April 28-30, 2011.
• Program Committee Member of the 14th International Conference on Extending Database Technology, Uppsala, Sweden, March 22-24, 2011.

• Program Committee Member of the IEEE International Conference on Bioinformatics and Biomedicine, Hong Kong, China, December 19-22, 2010.
• Vice Chair and Awards Chair of the 10th IEEE International Conference on Data Mining, Sydney, Australia, December 13-17, 2010.
• Program Committee Member of the 19th ACM Conference on Information and Knowledge Management, Toronto, Canada, October 26-30, 2010.
• Program Committee Member of the 8th International Conference on Computational Systems Bioinformatics, Stanford, CA, U.S.A., August 16-18, 2010.
• Program Committee Member and Best Paper Awards Chair of the ACM International Conference on Bioinformatics and Computational Biology, Niagara Falls, NY, U.S.A., August 2-4, 2010.
• Program Committee Member of the 9th International Workshop on Data Mining in Bioinformatics, Washington, DC, U.S.A., July 25, 2010.
• Program Committee Member of the 16th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, Washington, DC, U.S.A., July 25-28, 2010.
• Program Committee Member of the ACM SIGMOD International Conference on Management of Data, Indianapolis, IN, U.S.A., June 6-11, 2010.
• Vice Chair of the 26th International Conference on Data Engineering, Los Angeles, CA, U.S.A., March 1-6, 2010.

• Program Committee Co-Chair of the 9th IEEE International Conference on Data Mining, Miami, FL, U.S.A., December 6-9, 2009.
• Program Committee Member of the 18th ACM Conference on Information and Knowledge Management, Hongkong, China, November 2-6, 2009.
• Program Committee Member of the 35th International Conference on Very Large Data Bases, Lyons, France, August 24-28, 2009.
• Program Committee Member of the 8th International Conference on Computational Systems Bioinformatics, Stanford, CA, U.S.A., August 10-13, 2009.
• Awards Chair of the 15th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, Paris, France, June 28-July 1, 2009.
• Publicity Co-Chair of the SIAM International Conference on Data Mining, Sparks, NV, April 30-May 2, 2009.
• Program Committee Member of the 14th International Conference on Database Systems for Advanced Applications, Brisbane, Australia, April 21-23, 2009.
• Vice Chair of the 25th International Conference on Data Engineering, Shanghai, China, March 29-April 4, 2009.

• Program Committee Member of the 8th IEEE International Conference on Data Mining, Pisa, Italy, December 15-19, 2008.
• Program Committee Member of the 17th ACM Conference on Information and Knowledge Management, Napa Valley, CA, U.S.A., October 26-30, 2008.
• Program Committee Member of the European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases, Antwerp, Belgium, September 15-19, 2008.
• Program Committee Member of the 34th International Conference on Very Large Data Bases, Auckland, New Zealand, August 24-30, 2008.
• Program Committee Member of the 14th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Las Vegas, NV, U.S.A., August 24-27, 2008.
• Program Committee Member of the 8th International Workshop on Data Mining in Bioinformatics, Las Vegas, NV, U.S.A., August 24, 2008.
• Area Chair of the 12th Pacific-Asia Conference on Knowledge Discovery and Data Mining, Osaka, Japan, May 20-23, 2008.
• Proceedings Chair and Program Committee Member of the SIAM International Conference on Data Mining, Atlanta, GA, U.S.A., April 24-26, 2008.
• Program Committee Member of the 24th IEEE International Conference on Data Engineering, Cancun, Mexico, April 7-12, 2008.
• Program Committee Member of the 13th International Conference on Database Systems for Advanced Applications, New Delhi, India, March 19-22, 2008.

• Program Committee Member of the 16th ACM Conference on Information and Knowledge Management, Lisbon, Portugal, November 6-8, 2007.
• General Co-chair of the 2nd International Workshop on Data and Text Mining in Bioinformatics in Conjunction with the 16th ACM Conference on Information and Knowledge Management, Lisbon, Portugal, November 9, 2007.
• Vice Chair of the 7th IEEE International Conference on Data Mining, Omaha, NE, U.S.A., October 28-31, 2007.
• Program Committee Co-chair of the Workshop on Mining and Management of Biological Data, in Conjunction with the 7th IEEE International Conference on Data Mining, Omaha, NE, U.S.A., October 28, 2007.
• Program Committee Member of the 7th IEEE International Symposium on BioInformatics and BioEngineering, Boston, MA, U.S.A., October 14-17, 2007.
• Program Committee Member of the 2nd Workshop on Data Mining in Bioinformatics in Conjunction with the 33rd International Conference on Very Large Data Bases, Vienna, Austria, September 23, 2007.
• Program Committee Member of the 9th International Conference on Data Warehousing and Knowledge Discovery, Regensburg, Germany, September 3-7, 2007.
• Program Committee Member of the 13th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, San Jose, CA, U.S.A., August 12-15, 2007.
• Program Committee Member of the ACM SIGMOD International Conference on Management of Data, Beijing, China, June 12-14, 2007.
• Area Chair of the 11th Pacific-Asia Conference on Knowledge Discovery and Data Mining, Nanjing, China, May 22-25, 2007.
• Program Committee Member of the SIAM International Conference on Data Mining, Minneapolis, Minnesota, U.S.A., April 26-28, 2007.
• Program Committee Member of the 12th International Conference on Database Systems for Advanced Applications, Bangkok, Thailand, April 9-12, 2007.
• Program Committee Member of the 6th IEEE International Conference on Data Mining, Hong Kong, China, December 18-22, 2006.
• Program Committee Member of the 13th International Conference on Management of Data, New Delhi, India, December 15-18, 2006.
• Program Committee Member of the 15th ACM Conference on Information and Knowledge Management, Arlington, Virginia, U.S.A., November 6-11, 2006.
• Program Committee Member of the 17th European Conference on Machine Learning and the 10th European Conference on Principles and Practice of Knowledge Discovery in Databases, Berlin, Germany, September 18-22, 2006.
• Program Committee Member of the 32nd International Conference on Very Large Data Bases, Seoul, Korea, September 12-15, 2006.
• Program Committee Member of the Ph.D. Workshop in Conjunction with the 32nd International Conference on Very Large Data Bases, Seoul, Korea, September 11, 2006.
• Program Committee Member of the Workshop on Data Mining in Bioinformatics in Conjunction with the 32nd International Conference on Very Large Data Bases, Seoul, Korea, September 11, 2006.
• Program Committee Member of the 8th International Conference on Data Warehousing and Knowledge Discovery, Krakow, Poland, September 4-8, 2006.
• Senior Program Committee Member of the 12th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Philadelphia, Pennsylvania, U.S.A., August 20-23, 2006.
• Program Committee Member of the 6th International Workshop on Data Mining in Bioinformatics in Conjunction with the 12th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Philadelphia, Pennsylvania, U.S.A., August 20, 2006.
• Program Committee Member of the 2nd International Conference on Advanced Data Mining and Applications, Xi'An, China, August 14-16, 2006.
• Program Committee Member of the 11th International Conference on Database Systems for Advanced Applications, Singapore, April 12-15, 2006.
• Program Committee Member of the 22nd IEEE International Conference on Data Engineering, Atlanta, Georgia, U.S.A., April 3-7, 2006.
• Program Committee Member of the International Conference on Semantics of a Networked World, Munich, Germany, March 30-31, 2006.
• Program Committee Member of the 10th International Conference on Extending DataBase Technology, Munich, Germany, March 26-30, 2006.
• Program Committee Member of the 4th Asia-Pacific Bioinformatics Conference, Taipei, Taiwan, Feburary 13-16, 2006.

• Program Committee Member of the 5th IEEE International Conference on Data Mining, Houston, Texas, U.S.A, November 27-30, 2005.
• Program Committee Member of the 5th IEEE Symposium on Bioinformatics and Bioengineering, Minneapolis, Minnesota, U.S.A., October 19-21, 2005.
• Program Committee Member of the 6th International Conference on Web-Age Information Management, October 11-13, 2005.
• Program Committee Member of the 31st International Conference on Very Large Data Bases, Trondheim, Norway, August 30 - September 2, 2005.
• Program Committee Member of the Ph.D. Workshop at the 31st International Conference on Very Large Data Bases, Trondheim, Norway, August 30, 2005.
• Program Committee Member of the 3rd International Workshop on Biological Data Management in Conjunction with the 16th International Conference on Database and Expert Systems Applications, Copenhagen, Denmark, August 22-26, 2005.
• Program Committee Member of the 11th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Chicago, Illinois, U.S.A., August 21-24, 2005.
• Program Committee Co-chair of the 5th Workshop on Data Mining in Bioinformatics in Conjunction with the 11th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Chicago, Illinois, U.S.A., August 21, 2005.
• Program Committee Member of the 1st International Conference on Advanced Data Mining and Applications, Wuhan, China, July 22-24, 2005.
• Program Committee Member of the IEEE Workshop on Computer Vision methods for Bioinformatics in Conjunction with IEEE International Conference on Computer Vision and Pattern Recognition, San Diego, California, June 25, 2005.
• Program Committee Member of the ACM SIGMOD International Conference on Management of Data, Baltimore, Maryland, U.S.A., June 13-16, 2005.
• Program Committee Member of the 7th Asia Pacific Web Conference, Shanghai, China, March 29 - April 1, 2005.
• Program Committee Member of the ACM Symposium on Applied Computing (Data Streams Track), Santa Fe, New Mexico, U.S.A., March 13-17, 2005.

• Scientific Committee Member of the International Symposium on Computational and Information Sciences, Shanghai, China, December 13-15, 2004.
• Program Committee Member of the 13th ACM Conference on Information and Knowledge Management, Washington D.C., U.S.A. November 8-13, 2004.
• Program Committee Member of the 4th IEEE International Conference on Data Mining, Brigthon, UK, November 1-4, 2004.
• Program Committee Member of the ICDM'04 Workshop on Life Sciences Data Mining, Brigthon, UK, November 1, 2004.
• Program Committee Member of the 1st International Workshop on Knowledge Discovery in Data Streams in Conjunction with the 15th European Conference on Machine Learning, Pisa, Italy, September 20-24, 2004.
• Program Committee Member of the 2nd International Workshop on Biological Data Management in Conjunction with the 15th International Conference on Database and Expert Systems Applications, Zaragoza, Spain, August 30 - September 3, 2004.
• Program Committee Member of the 10th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Seattle, Washington, U.S.A., August 22-25, 2004.
• Program Committee Member of the 4th Workshop on Bioinformatics in Data Mining in Conjunction with the 10th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Seattle, Washington, U.S.A., August 22-25, 2004.
• Program Committee Member of the 5th International Conference on Software Engineering, Artificial Intelligence, Networking, and Parallel/Distributed Computing, Beijing, China, June 30 - July 2, 2004.
• Program Committee Member of the 2nd International Conference on Software Engineering Research, Management & Applications, Los Angeles, California, U.S.A., May 5-7, 2004.
• Program Committee Member of the 6th Asia Pacific Web Conference, Hangzhou, China, April 14-17, 2004.
• Scientific Committee Member of the IADIS International Conference on Applied Computing, Lisbon, Portugal, March 23-26, 2004.
• Program Committee Member of the ACM Symposium on Applied Computing, Nicosia, Cyprus, March 14-17, 2004.

• Proceedings Chair of the 4th International Conference on Web-Age Information Management, Chengdu, China, August 17-19, 2003.
• Program Committee Member of the 4th International Conference on Web-Age Information Management, Chengdu, China, August 17-19, 2003.
• Program Committee Member of the 15th International Conference on Scientific and Statistical Database Management, Cambridge, Massachusetts, U.S.A., July 9-11, 2003.

• Program Committee Member of the International Workshop on Mining Spatial and Temporal Data, Hong Kong, China, April 16, 2001.