Member of Program Committees for Conferences and Workshops
- Fourth ACM SIGSPATIAL International Workshop on Indoor Spatial Awareness, Redondo Beach, California, USA, November 2012.
- First ACM SIGSPATIAL International Workshop on Crowdsourced and Volunteered Geographic Information, Redondo Beach, California, USA, November 2012.
- ACM SIGSPATIAL International Workshop on Spatial Data Management in the Cloud Workshop, Redondo Beach, California, USA, November 2012.
- Fourth Workshop on Massive Data Algorithmics, Lubljana, Slovenia, September 2012.
- Thirtyeighth International Conference on Very Large Data Bases, Seattle, WA, USA, August 2012.
- Thirtyseventh International Conference on Very Large Data Bases, Seattle, WA, USA, August 2011.
- Fifth International Workshop on Ranking in Databases, Seattle, WA, August 2011.
- Twelfth International Symposium on Spatial and Temporal Databases, Minneapolis, MN, USA, August 2011.
- Third Workshop on Massive Data Algorithmics, Paris, France, June 2011.
- Twelfth International Conference on Mobile Data Management, Luleå, Sweden, June 2011.
- Workshop on Social and Privacy Aspects of Mobility, Luleå, Sweden, June 2011.
- Twentieth International World Wide Web Conference, Hyderabad, India, March–April, 2011.
- Fourteenth International Conference on Extending Database Technology, Uppsala, Sweden, March 2011.
- Thirtysixth International Conference on Very Large Data Bases, Singapore, September 2010.
- Seventh International Workshop on Data Management for Sensor Networks, Singapore, September 2010.
- 2010 International Conference on Scientific and Statistical Database Management, Heidelberg, Germany, June-July 2010.
- Ninth ACM International Workshop on Data Engineering for Wireless and Mobile Access, Indianapolis, IN, USA, June 2010.
- Second Workshop on Massive Data Algorithmics, Snowbird, UT, USA, June 2010.
- Second International Workshop on Ubiquitous Data Management, Tsukuba, Japan, April, 2010.
- Thirtyfifth International Conference on Very Large Data Bases, Lyon, France, August 2009.
- Eigth ACM International Workshop on Data Engineering for Wireless and Mobile Access, Providence, RI, USA, June 2009.
- 2009 ACM SIGMOD International Conference on the Management of Data, Providence, RI, USA, June/July 2009.
- 2009 International Workshop on Quality of Context, Stuttgart, Germany, June 2009.
- Workshop on Massive Data Algorithmics, Aarhus, Denmark, June 2009.
- First International Workshop on Indoor Spatial Awareness, Taipei, Taiwan, May 2009.
- Twentyfourth IEEE International Conference on Data Engineering, Shanghai, China, March 2009.
- Twelfth International Conference on Extending Database Technology, Saint-Petersburg, Russia, March 2009.
- Eighth International Workshop on Web and Wireless Geographic Information Systems, Shanghai, China, December 2008.
- Sixteenth ACM International Symposium on Advances in Geographic Information Systems, Los Angeles, CA, USA, November 2008.
- Thirtyfourth International Conference on Very Large Data Bases, Auckland, New Zealand, August 2008.
- First International Workshop on Computational Transportation Science, Dublin, Ireland, July 2008.
- Ninth International Conference on Mobile Data Management, Beijing, China, May 2008.
- First International Workshop on Next Generation Security, Haeunde, Busan, Korea, April 2008.
- International Workshop on RFID Data Management, Cancun, Mexico, April 2008.
- Eleventh International Conference on Extending Database Technology, Nantes, France, March 2008.
- Seventh International Workshop on Web and Wireless Geographical Information Systems, Cardiff, UK, November 2007.
- Twentysixth International Conference on Conceptual Modeling, Auckland, New Zealand, November 2007.
- Fifteenth ACM International Symposium on Advances in Geographic Information Systems, Seattle, WA, USA, November 2007.
- Fourth International Workshop on DataManagement for Sensor Networks, Vienna, Austria, September 2007.
- Eleventh Scandinavian Research Conference on Geographical Information Science, Ås, Norway, September 2007.
- Tenth International Symposium on Spatial and Temporal Databases, Boston, MA, USA, July 2007.
- Sixth European Congress and Exhibition on Intelligent Transport Systems and Services, Aalborg, Denmark, June 2007.
- Sixth ACM International Workshop on Data Engineering for Wireless and Mobile Access, Beijing, China, June 2007.
- 2007 ACM SIGMOD International Conference on the Management of Data, Beijing, China, June 2007.
- Twentythird IEEE International Conference on Data Engineering, Istanbul, Turkey, April 2007.
- First International Workshop on Pervasive Transportation Systems, White Plains, New York, USA, March 2007.
- Twelfth International Conference on Management of Data, New Delhi, India, December 2006.
- Sixth International Workshop on Web and Wireless Geographical Information Systems, Hong Kong, China, December 2006.
- Third International Workshop on Conceptual Modeling for Geographical Information Systems, Tucson, AZ, USA, November 2006.
- Twentyfifth International Conference on Conceptual Modeling, Tucson, AZ, USA, November 2006.
- Fourth International Conference on Geographic Information Science, Münster, Germany, September 2006.
- Tenth East-European Conference on Advances in Databases and Information Systems, Thessaloniki, Greece, September 2006.
- Thirtysecond International Conference on Very Large Data Bases, Seoul, South Korea, September 2006.
- Seventh International Conference on Mobile Data Management, Nara, Japan, May 2006.
- Workshop on Mobile Services and Ontologies, Nara, Japan, May 2006.
- Twentysecond IEEE International Conference on Data Engineering, Atlanta, GA, USA, April 2006.
- First IEEE Workshop on Electronic Chronicles, Atlanta, GA, USA, April 2006.
- The Twentyfirst Annual ACM Symposium on Applied Computing—Advances in Spatial and Image-based Information Systems, Dijon, France, April 2006.
- The 2006 IASTED International Conference on Databases and Applications, Innsbruck, Austria, February 2006.
- Fifth International Workshop on Web and Wireless Geographical Information Systems, Lausanne, Switzerland, December 2005.
- Thirteenth ACM International Symposium on Advances in Geographic Information Systems, Bremen, Germany, November 2005.
- Twentyfouth International Conference on Conceptual Modeling, Klagenfurt, Austria, October 2005.
- Second International Workshop on Conceptual Modeling for Geographical Information Systems, Klagenfurt, Austria, October 2005.
- Ninth International Symposium on Spatial and Temporal Databases, Angra, Brazil, August 2005.
- Eighth International Workshop on Mobility in Databases and Distributed Systems, Copenhagen, Denmark, August 2005.
- Fifteenth International Conference on Scientific and Statistical Database Management, Santa Barbara, California, USA, June 2005.
- Twelfth International Symposium on Temporal Representation and Reasoning, Burlington, Vermont, USA, June 2005.
- 2005 ACM SIGMOD International Conference on the Management of Data, Baltimore, Maryland, USA, June 2005.
- Fifth European Congress and Exhibition on Intelligent Transport Systems and Services, Hannover, Germany, June 2005.
- Sixth International Conference on Mobile Data Management, Larnaca, Cyprus, May 2005.
- Twentyfirst IEEE International Conference on Data Engineering, Tokyo, Japan, April 2005.
- Tenth International Conference on Database Systems for Advanced Applications, Beijing, China, April 2005.
- ACM Symposium on Applied Computing, Ubiquitous Computing Track, Socorro, New Mexico, USA, March 2005.
- Twelfth ACM International Symposium on Advances in Geographic Information Systems, Washington DC, USA, November 2004.
- Twentythird International Conference on Conceptual Modeling, Shanghai, China, November 2004.
- First International Workshop on Conceptual Modeling for Geographical Information Systems, Shanghai, China, November 2004.
- Third International Conference on Geographic Information Science, Maryland, USA, October 2004.
- Seventh International Workshop onMobility in Databases and Distributed Systems, Zaragoza, Spain, September 2004.
- Thirtieth International Conference on Very Large Data Bases, Toronto, Canada, August/September 2004.
- Second International Workshop on Spatio-Temporal Database Management, Toronto, Canada, August 2004.
- International Workshop on Data Management for Sensor Networks, Toronto, Canada, August 2004.
- Eleventh International Symposium on Temporal Representation and Reasoning, Caen, France, July 2004.
- Sixteenth Conference on Advanced Information Systems Engineering, Riga, Latvia, June 2004.
- ICDE/EDBT Ph.D. Workshop 2004, Heraklion, Crete, Greece, March 18, 2004 and Boston, Massachusetts, USA, March 2004.
- Twentieth IEEE International Conference on Data Engineering, Boston, MA, USA, March–April 2004.
- ACM Symposium on Applied Computing, Ubiquitous Computing Track, Nicosia, Cyprus, March 2004.
- EDBT Workshop on Pervasive Information Management, Heraklion, Greece, March 2004.
- Ninth International Conference on Extending Database Technology, Heraklion, Greece, March 2004.
- Ninth International Conference on Database Systems for Advanced Applications, Jeju Island, South Korea, February 2004.
- Fifth International Conference on Mobile Data Management, Silicon Valley, CA, USA, January 2004.
- Third International Workshop on Web and Wireless Geographical Information Systems, Rome, Italy, December 2003.
- Eleventh ACM International Symposium on Advances in Geographic Information Systems, New Orleans, Louisiana, USA, November 2003.
- Third ACM International Workshop on Data Engineering for Wireless and Mobile Access, San Diego, CA, USA, September 2003.
- Seventh East-European Conference on Advances in Databases and Information Systems, Dresden, Germany, September 2003.
- Joint Tenth International Symposium on Temporal Representation and Reasoning and Fourth International Conference on Temporal Logic, Cairns, Queensland, Australia, July 2003.
- Eighth International Symposium on Spatial and Temporal Databases, Santorini, Greece, July 2003.
- Fifteenth International Conference on Scientific and Statistical Database Management, Cambridge, MA, USA, July 2003.
- 2003 ACM SIGMOD International Conference on the Management of Data, San Diego, CA, USA, June 2003.
- Fifteenth Conference on Advanced Information Systems Engineering, Velden, Austria, June 2003.
- Time Aspects of Business Information Systems, Colorado Springs, CO, USA, June 2003.
- Eighth International Conference on Database Systems for Advanced Applications, Kyoto, Japan, March 2003.
- Nineteenth IEEE International Conference on Data Engineering, Bangalore, India, March 2003.
- Fourth International Conference on Mobile Data Management, Melbourne, Australia, January 2003.
- Tenth ACM International Symposium on Advances in Geographic Information Systems, Washington DC, USA, November 2002.
- 2002 IASTED International Conference Information Systems and Databases, Tokyo, Japan, September 2002.
- Twentyeighth International Conference on Very Large Data Bases, Hong Kong, PRC, August 2002.
- Fourteenth International Conference on Scientific and Statistical Database Management, Edinburgh, Scotland, UK, July 2002.
- Ninth International Symposium on Temporal Representation and Reasoning, Manchester, UK, July 2002.
- Fifth International Workshop on Next Generation Information Technologies and Systems, Israel, June 2002.
- 2002 ACM SIGMOD International Conference on the Management of Data, Madison, WI, USA, June 2002.
- 2002 Workshop on XML-Based Data Management, Prague, Czech Republic, March 2002.
- Eighteenth IEEE International Conference on Data Engineering, San Jose, CA, USA, February/March 2002.
- Third International Conference on Mobile Data Management, Singapore, January 2002.
- Twentieth International Conference on Conceptual Modeling, Yokohama, Japan, November 2001.
- Ninth ACM International Symposium on Advances in Geographic Information Systems, Atlanta, Georgia, USA, November 2001.
- Second International Workshop on Electronic Commerce—Mobility and Electronic Commerce, Darmstadt, Germany, November 2001.
- Twentyseventh International Conference on Very Large Data Bases, Rome, Italy, September 2001.
- Sixth IFCIS International Conference on Cooperative Information Systems, Trento, Italy, September 2001.
- TIME 2001 International Symposium on Temporal Representation and Reasoning, Cividale del Friuli, Italy, June 2001.
- Thirteenth Conference on Advanced Information Systems Engineering, Interlaken, Switzerland, June 2001.
- Thirteenth International Conference on Software Engineering and Knowledge Engineering, Buenos Aires, Argentina, June 2001.
- Tutorial program committee, 2001 ACM SIGMOD International Conference on the Management of Data, Santa Barbara, CA, USA, May 2001.
- Second ACM International Workshop on Data Engineering for Wireless and Mobile Access, Santa Barbara, CA, USA, May 2001.
- Twentysixth International Conference on Very Large Data Bases, Cairo, Egypt, September 2000.
- International Workshop on Temporal, Spatial and Spatio-Temporal Data Mining, Lyon, France, September 2000.
- International Workshop on Advanced Spatial Data Management, Greenwich, UK, September 2000.
- Twelfth International Conference on Scientific and Statistical Database Management, Berlin, Germany, July 2000.
- Seventh International Workshop on Temporal Representation and Reasoning, Cape Breton, Nova Scotia, Canada, July 2000.
- Twelfth International Conference on Software Engineering and Knowledge Engineering, Chicago, IL, June 2000.
- First International Workshop on Evolution and Change in Data Management, Versailles, France, November 1999.
- Workshop on Spatio-Temporal Data Models and Languages, Florence, Italy, September 1999.
- Eleventh International Conference on Scientific and Statistical Database Management, Cleveland, Ohio, USA, July, 1999.
- Eleventh Conference on Advanced Information Systems Engineering, Heidelberg, Germany, June 1999.
- Fiftheenth IEEE International Conference on Data Engineering, Sydney, Australia, March 1999.
- Thirteenth Brazilian Symposium on Databases, Maringa, Brazil, October 1998.
- Twentyfourth International Conference on Very Large Data Bases, New York, New York, August 1998.
- Tenth Conference on Advanced Information Systems Engineering, Pisa, Italy, June 1998.
- Sixth International Conference on Extending Database Technology, Valencia, Spain, March 1998.
- Third International Conference on Spatial Information Theory, Pittsburgh, PA, October 1997.
- Twentythird International Conference on Very Large Data Bases, Athens, Greece, August 1997.
- Thirtheenth IEEE International Conference on Data Engineering, Birmingham, England, April 1997.
- Fifth International Conference on Extending Database Technology, Avignon, France, March 1996.
- Twelfth IEEE International Conference on Data Engineering, New Orleans, Louisiana, February/March 1996.
- Sixth IFIP TC-2 Working Conference on Data Semantics (DS-6), Atlanta, GA, May/June 1995.
- Eleventh IEEE International Conference on Data Engineering, Taipei, Taiwan, February 1995.
- Twentieth International Conference on Very Large Data Bases, Santiago de Chile, Chile, August 1994.
- 1994 ACM SIGMOD International Conference on the Management of Data, Minneapolis, MN, May 1994.
- Tenth IEEE International Conference on Data Engineering, Houston, TX, February 1994.
- ARPA/NSF International Workshop on an Infrastructure for Temporal Databases, Dallas, TX, June 1993.