PROFESSIONAL ACTIVITIES

Ongoing
  • Executive committee ACM SIGSPATIAL

  • Associate Editor, ACM Transactions on Spatial Algorithms and Systems (ACM TSAS)

  • Editorial Board, Journal of Location Based Services (JLBS)

  • PhD co-advisor, Nabil Hossain, University of Rochester, "Exploring Creativity and Style in Language Generation"

 
2018
  • Invited talk "Learning from Location" at 2018 Ford Artificial Intelligence and Machine Learning Conference

  • Invited talk "Learning from Location" at RIKEN Tokyo Workshop on Sequence and Trajectory Data Analysis

  • Invited talk "Curious True Facts About People and Location" at Symposium on Systems Science of Bio-Navigation 2018, Kyoto, Japan

  • Senior Program Committee, 26th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems(ACM SIGSPATIAL 2018)

  • Workshops Co-Chair, 26th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems(ACM SIGSPATIAL 2018)

2017
  • Volunteer high school computer science teacher, Lake Washington High School, Kirkland, WA (TEALS)
  • Keynote Talk - IEEE International Conference on Pervasive Computing and Communications (PerCom 2017)
  • Social Media Chair, 2017 ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp 2017)

  • Social Media Chair, 2017 International Symposium on Wearable Computers (ISWC 2017)

  • Senior Program Committee, 25th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems(ACM SIGSPATIAL 2017)

  • Workshops Co-Chair, 25th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems(ACM SIGSPATIAL 2017)

  • Program Committee, 2017 Automotive User Interfaces and Interactive Vehicle Applications (AutomotiveUI 2017)

  • PhD Committee, Nabil Hossain, University of Rochester, Rochester, NY

  • PhD Thesis Reviewer, Mengwen Xu, "Destination Prediction, POI Visitation Inference and Store Site Selection by Prediction on Massive Spatial-temporal Data," Tsinghua University, Beijing, China

  • PhD Thesis Reviewer, Radu Mariescu-Istodor, "Efficient Management and Search of GPS Routes", University of Eastern Finland, Joensuu, Finland

2016
  • Senior Program Committee - 24th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL 2016)

  • PC Chair - Workshop on Mobile Entity Localization, Tracking, and Analysis (MELT 2016)

2015
  • Keynote Talk - 1st IEEE GLOBECOM Workshop on Localization for Indoors, Outdoors, and Emerging Networks (LION 2015)

  • Keynote Talk - 6th ACM SIGSPATIAL International Workshop on Geostreaming (IWGS 2015)

  • Keynote Talk - 4th ACM SIGSPATIAL International Workshop on Analytics for Big Geospatial Data (BigSpatial 2015)

  • PhD Committee - Scalable Predictive Query Processing for Moving Objects, Abdeltawab Hendawi, Department of Computer Science and Engineering, University of Minnesota

  • Senior PC - 23rd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL 2015)

 

2014
  • Co-Editor in Chief - Journal of Location Based Services, 2012 - 2014 (JLBS)

  • Program Committee Co-Chair - 22nd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL 2014)

  • PhD Committee - Event Analytics on Social Media: Challenges and Solutions, Yuheng Hu, Department of Computer Science and Engineering, Arizona State University

  • PhD Committee - Sensing and Navigation of Public Transportation Systems, James Biagioni, Computer Science, University of Illinois at Chicago

  • PhD Committee - Modeling Mobile User Behavior for Anomaly Detection, Senaka Buthpitiya, Department of Electrical and Computer Engineering, Carnegie Mellon University

 
2013
  • Keynote Talk - IEEE International Conference on Cybernetics (Cybconf 2013)

  • Program Committee Co-Chair - 21st ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL GIS 2013)

2012
  • PhD Committee - A Self-Supervised Machine Learning Framework for Augmenting Cartographic Resources, Young-Woo Seo, Robotics Institute, Carnegie Mellon University

  • Program Committee - 20th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL GIS 2012)

  • Co-Organizer - Programming contest for 2012 ACM SIGSPATIAL GIS Conference

  • Program Committee - 10th International Conference on Pervasive Computing (Pervasive 2012)

2011
  • PhD Committee - Planning for Effective Environmental Coverage, Ling Xu, Robotics Institute, Carnegie Mellon University

  • Program Committee - 13th International Conference on Ubiquitous Computing (UbiComp 2011)

  • Program Committee - 9th International Conference on Pervasive Computing (Pervasive 2011)

  • Program Committee - IEEE Symposium on Computational Intelligence in Vehicles and Transportation Systems

  • Program Committee - 3rd International Conference on Automotive User Interfaces and Interactive Vehicular Applications (AutomotiveUI 2011)

  • Keynote Talk - 8th IEEE International Workshop on Managing Ubiquitous Communications and Services (MUCS 2011)

2010
  • Keynote Talk - 2nd International Conference on Automotive User Interfaces and Interactive Vehicular Applications (AutomotiveUI 2010)

  • Program Committee - Twelfth International Conference on Ubiquitous Computing

  • Doctoral Colloquium Panelist - Eighth International Conference on Pervasive Computing (Pervasive 2010)

  • Tutorial Presenter - Eighth International Conference on Pervasive Computing (Pervasive 2010)

  • Program Committee - Automotive User Interfaces and Interactive Vehicular Applications (AutomotiveUI 2010)

  • Program Committee - 1st ACM SIGSPATIAL International Workshop on GeoStreaming (IWGS 2010)

  • Edited Book - Ubiquitous Computing Fundamentals (Amazon)

 
2009
  • Editorial Board - IEEE Pervasive Computing Magazine (link) (2006-2009)

  • Local Arrangements - 17th International Conference on Advances in Geographic Information Systems (ACM GIS 2009)
  • Program Committee - Eleventh International Conference on Ubiquitous Computing (UbiComp 2009)
  • Program Committee - Fourth International Symposium on Location and Context Awareness (LoCA 2009)
  • Program Committee - First International Forum on the Application and Management of Personal Electronic Information (Engaging Data 2009)
  • Program Committee - First International Conference on Automotive User Interfaces and Interactive Vehicular Applications (AutomotiveUI 2009)

2008

  • PhD Examiner - Ontological Reasoning about Location for Indoor Pervasive Computing Environments, William Tse-Yun Niu, School of Information Technologies, University of Sydney

  • Program Committee - Tenth International Conference on Ubiquitous Computing (UbiComp 2008)

  • Program Committee - Sixth International Conference on Pervasive Computing (Pervasive 2008)

  • Tutorials Co-Chair - Sixth International Conference on Pervasive Computing (Pervasive 2008)

  • Lead Guest Editor - "User-Generated Content", IEEE Pervasive Computing Magazine

  • Program Committee - Second International Workshop on Intelligent Vehicle Control Systems (IVCS 2008)

2007
  • Program Co-Chair - Ninth International Conference on Ubiquitous Computing (UbiComp 2007)

  • Tutorials Co-Chair - Fifth International Conference on Pervasive Computing (Pervasive 2007)

  • Program Committee - Fifth International Conference on Pervasive Computing (Pervasive 2007)

  • Program Committee - International Workshop on Privacy-Aware Location-based Mobile Services (PALMS-07)

  • Program Committee - Third International Symposium on Location- and Context-Awareness (LoCA 2007)

  • Program Committee - Second Workshop on Artificial Intelligence Techniques for Ambient Intelligence (AITAmI 2007)

 
2006
  • Program Committee - Eighth International Conference on Ubiquitous Computing (UbiComp 2006)

  • Workshops Co-Chair - Eighth International Conference on Ubiquitous Computing (UbiComp 2006)

  • Program Co-Chair - Second International Workshop on Location- and Context-Awareness (LoCA 2006)

  • Program Committee - Fourth International Conference on Pervasive Computing (Pervasive 2006)

2005
  • Program Committee - Third ACM International Workshop on Wireless Mobile Applications and Services on WLAN Hotspots (WMASH 2005)

  • Program Committee - Seventh International Conference on Ubiquitous Computing (UbiComp 2005)

  • Program Committee - First International Workshop on Location- and Context-Awareness (LoCA 2005)

  • Program Committee - Third International Conference on Pervasive Computing (Pervasive 2005)

 

2004
  • Program Committee - 2004 Workshop on Location-Aware Computing (UbiLoc 2004)

  • Invited Speaker - Fourth Digital Human Research Center Workshop (DHRC 2004)

  • Invited Speaker - Second International Workshop on Man-Machine Symbiotic Systems (IWMMS 2004)

  • Program Committee - Second ACM International Workshop on Wireless Mobile Applications and Services on WLAN Hotspots (WMASH 2004)

 

2003 and Earlier
  • Co-Organizer - 2003 Workshop on Location-Aware Computing (UbiLoc 2003)

  • Co-Organizer - 2003 IEEE Workshop on Multi-Object Tracking (WOMOT 2003)

  • Co-Organizer - 2001 IEEE Workshop on Multi-Object Tracking (WOMOT 2001)

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