Research

Research activities and project experience
Dr. Tryfona’s research has addressed various aspects of spatial database research, STEM education, and constructive educational technology.

Over the years, these research activities have been supported by a large number of projects (>20) with a total research funded in excess of $5 Million. What follows is a description of projects relevant to the data management and information systems domain.

2008-2010 TALOS
Descriptions: Task aware location based services for mobile environments. Extending the concept of location-based services to include tasks. Concept and actual prototype development for mobile travel guides (iPhone). (http://www.talos.cti.gr)
Research areas: mobile computing, location-based services, context, personalization, geocoding, web scraping.
Funding: EC FP7, Research for SMEs
Task: PI for TALENT SA, Greece
2006-2009 CITER
Description: Creation of a European History Textbook Repository. Integration of multi-language history textbooks based on temporal, geospatial and thematic (history) metadata. Development of a Web-based prototype. (http://citer.cti.gr)
Research areas: education, geocoding, information extraction, text processing, spatiotemporal data management, application design and prototyping
Funding: EC eContentplus programme
Task: PI for TALENT SA, Greece
2006-2008 TRACK&TRADE
Description: Building a data mart for floating car data. Deriving traffic information from “Floating Car Data”, i.e., using GPS tracking data form vehicle fleets. Shortest-path computation based on historic and live traffic situations. Prototypes for Athens, Vienna and Berlin. http://www.trackandtrade.org.
Research areas: map matching, spatiotemporal data warehousing, routing, shortest-path computation
Funding: EC FP6, CRAFT
Task: PI for TALENT SA, Greece
2005-2009 ReMath
Description: Representing Mathematics with Digital Media.
Research areas: Educational Technology – Database analysis and design and design of educational activities in the geographic Talent Cruiser platform, for k-12
Funding: EC FP5, IST
Task: co-PI for TALENT SA
2002-2006 UbiGEO
Description: GeoData Modeling for Mobile Services
Research areas: mobile computing, spatial data management, metadata management
Funding: General Secretariat of Research and Development, Greece
Task: PI (TALENT SA)
2005-2007 LeGA
Description: Learning with Games.
Research areas: Educational Technology, Analysis and design for educational scenarios with games
Funding: General Secretariat of Research and Development, Greece
Task: PI for TALENT SA
2002-2006 DBGLOBE
Description: A Data – centric Approach to Global Computing. Development of data management technologies for mobile computing, i.e., design of massively distributed systems based on mobile devices.
Research areas: mobile computing, spatial data management, metadata management
Funding: EC FP5, IST-FET
Task: co-PI for CTI
2002-2004 Pathfinder
Description: Development of data management and data mining techniques for floating car data (FCD).
Research areas: map-matching algorithms, spatiotemporal data warehousing, data modeling
Funding: Greek General Secretariat of Research and Technology (GSRT)
Task: co-PI (CTI)
2001-2003 NORFA
Description: Network for Research and Education for Mobile Internet Services in the Nordik Countries.
Research areas: Use of Oracle 9i for the development of prototype systems targeted in GIS and Mobile computing. User training in the area of GIS and Οracle 9i.
Funding: Nordic Research Council
Task: co-PI (CTI)
2000-2002 Geodata Modeling
Description: Data modeling for cadastral applications.
Research areas: Developing conceptual spatial data modeling techniques that support cadastral data.
Funding: Danish Cadastre Agency
Task: PI (Aalborg University)
2000-2002 Nykredit
Description: Integration of Heterogeneous Data Warehouses.
Research areas: Data modeling, data warehousing
Funding: Nykredit Financial Services
Task: PI (Aalborg University)
2000-2002 PharmaDB
Description: Analysis, Modeling, and Integration of Pharmaceutical DB Schemas.
Research areas: Data modeling, data warehousing
Funding: Novo Nordisk Pharmaceutical
Task: PI (Aalborg University)
1999-2000 LegoML
Description: Spatial Modeling for Lego brick model design. Seed project.
Research areas: Conceptual data modeling
Funding: Lego A/S, Billund, Denmark
Task: co-PI (Aalborg University)
1997-2000 CHOROCHRONOS
Description: Spatiotemporal database research. International research network.
Research areas: Spatiotemporal data modeling
Funding: European Union
Task: co-PI (Aalborg University)
1995-1997 Heterogeneous Spatial Databases
Description: Spatial data modeling, spatial reasoning
Research areas: Spatiotemporal data modeling
Funding: Advanced Research and Development Committee of the Community Management Staff, USA.
Task: post-doctoral researcher (University of Maine)
1995-1997 Spatial Similarity
Description: Spatial data modeling, spatial reasoning, spatial relationship modeling
Research areas: Spatiotemporal data modeling
Funding: Advanced Research and Development Committee of the Community Management Staff, USA.
Task: post-doctoral researcher (University of Maine)
1995-1997 Towards an Integration of Topology, Direction and Space in 3D space
Description: Spatial data modeling, spatial reasoning, spatial relationship modeling
Research areas: Spatiotemporal data modeling
Funding: Advanced Research and Development Committee of the Community Management Staff, USA.
Task: post-doctoral researcher (University of Maine)
1995-1997 Interoperable Spatial Databases
Description: NCGIA, Research Initiative 20
Research areas: Spatiotemporal data modeling
Funding: National Science Foundation, USA.
Task: post-doctoral researcher (University of Maine)