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)