Few words about me

Hi! My name is George Garbis. Since 2011, I am a research assistant at the Department of Informatics and Telecomunications (DIT) of the National Kapodistrian University of Athens (NKUA). I received my B.Sc. from the DIT in 2009 and then I completed the M.Sc. "Advanced Infromation Systems" offered by the DIT in 2013.

Education

  • 11/2009-02/2013: M.Sc. in Advanced Information Systems, Department of Informatics and Telecommunications, National Kapodistrian University of Athens
    Dissertation Title: Real Time Fire Monitoring Using Semantic Web and Linked Open Data Technologies
    Supervisor: Prof. Manolis Koubarakis
  • 09/2004-10/2009: B.Sc. in Informatics and Telecommunications, Department of Informatics and Telecommunications, National Kapodistrian University of Athens
    Dissertation Title: Presenting three text analysis techniques (LSA, PLSA, LDA)
    Supervisor: Prof. Dimitrios Gunopulos

Job Experience

 
  • 05/2012-06/2014, 03/2015-now: Research Assistant/Developer, Department of Informatics and Telecommunications, University of Athens, Working on the Greek THALES Programme SWeFS: Sensor Web Fire Shield.
    Employer: Prof. Manolis Koubarakis
  • 07/2014-02/2015: Oracle Database Administrator, Information Technology Support Center of the Hellenic Army General Staff.
  • 04/2011-09/2013: Research Assistant/Developer, Department of Informatics and Telecommunications, University of Athens, Working on the European FP7 Programme TELEIOS: Virtual Earth Observatory Infrastructure for Earth Observation Data.
    Employer: Prof. Manolis Koubarakis

Publications

Conference Papers

  • M. Koubarakis, C. Nikolaou, G. Garbis, K. Bereta, P. Smeros, S. Gianakopoulou, K. Dogani, M. Karpathiotaki, I. Vlachopoulos, D. Savva, K. Kyzirakos, S. Manegold, B. Valentin, N. James, H. Bach, F. Niggemann, P. Klug, W. Angermair, S. Burgstaller. Linked Open Data in the Earth Observation Domain: the Vision of Project LEO. In the Web Reasoning and Rule Systems conference (RR 2014). Athens, Greece, 15-17 September 2014. [pdf]
  • C. Nikolaou, K. Kyzirakos, K. Bereta, K. Dogani, S. Giannakopoulou, P. Smeros, G.Garbis, M. Koubarakis, D. E. Molina, O. C. Dumitru, G. Schwarz and M. Datcu. Improving knowledge discovery from synthetic aperture radar images using the linked open data cloud and Sextant. Informal Proceedings of the Image Information Mining Conference: The Sentinels Era (ESA-EUSC-JRC 2014). Bucharest, Romania, 5-7 March, 2014. [pdf]
  • M. Koubarakis, K. Kyzirakos, C. Nikolaou, G.Garbis, K. Bereta, P. Smeros, S. Gianakopoulou, K. Dogani, M. Karpathiotaki and I. Vlachopoulos. Linked Earth Observation Data:The Projects TELEIOS and LEO. In the Linking Geospatial Data Conference (LGD 2014). Campus London, Shoreditch. 5-6 March 2014. [pdf]
  • G.Garbis, K. Kyzirakos and M. Koubarakis. Geographica: A Benchmark for Geospatial RDF Stores. In the 12th International Semantic Web Conference (ISWC 2013). Sydney, Australia. October 21-25, 2013. [pdf]
  • M. Koubarakis, C. Kontoes, S. Manegold, M. Karpathiotakis, K. Kyzirakos, K. Bereta, G.Garbis, C. Nikolaou, D. Michail, I. Papoutsis, T. Herekakis, M. Ivanova, Y. Zhang, H. Pirk, M. Kersten, K. Dogani, S. Giannakopoulou and P. Smeros. Real-Time Wildfire Monitoring Using Scientific Database and Linked Data Technologies. In the 16th International Conference on Extending Database Technology (EDBT 2013). Genoa, Italy. March 18-22, 2013. [pdf]
  • M. Koubarakis, K. Kyzirakos, M. Karpathiotakis, C. Nikolaou, S. Vassos, G.Garbis, M. Sioutis, K. Bereta, C. Kontoes, I. Papoutsis, T. Herekakis, D. Michail, S. Manegold, M. Kersten, M. Ivanova, H. Pirk, Y. Zhang, M. Datcu, G. Schwarz, O. C. Dumitru, D. E. Molina, K. Molch, U. D. Giammatteo, M. Sagona, S. Perelli, T. Reitz, E. Klien and R. Gregor. Building Remote Sensing Applications Using Scientific Database and Semantic Web Technologies. Informal Proceedings of the Image Information Mining Conference: Knowledge Discovery from Earth Observation Data (ESA-EUSC-JRC 2012). October 24-26, 2012. Oberpfaffenhofen, Germany. [pdf]
  • M. Koubarakis, M. Sioutis, K. Kyzirakos, M. Karpathiotakis, C. Nikolaou, S.Vassos, G.Garbis, K. Bereta, M. Datcu, G. Schwarz, O.C. Dumitru, D.E. Molina and K. Molch. Building Virtual Earth Observatories Using Ontologies, Linked Geospatial Data and Knowledge Discovery Algorithms. Informal Proceedings of the Image Information Mining Conference: Knowledge Discovery from Earth Observation Data (ESA-EUSC-JRC 2012). October 24-26, 2012. Oberpfaffenhofen, Germany. [pdf]
  • M. Koubarakis, M. Karpathiotakis, K. Kyzirakos, C. Nikolaou, S. Vassos, G.Garbis, M. Sioutis, K. Bereta, S. Manegold, M. Kersten, M. Ivanova, H. Pirk, Y. Zhang, C. Kontoes, I. Papoutsis, T. Herekakis, D. Mihail, M. Datcu, G. Schwarz, O. Dumitru, D. Molina, K. Molch, U. Giammatteo, M. Sagona, S. Perelli, E. Klien, T. Reitz, and R. Gregor. Building Virtual Earth Observatories using Ontologies and Linked Geospatial Data. In the 6th International Conference on Web Reasoning and Rule Systems (RR 2012). September 10-12, 2012. Vienna, Austria. Short paper. [pdf]
  • M. Koubarakis, M. Sioutis, K. Kyzirakos, M. Karpathiotakis, C. Nikolaou, S. Vassos, G.Garbis, K. Bereta, O. C. Dumitru, D. E. Molina, K. Molch, G. Schwarz, and M. Datcu. Building Virtual Earth Observatories using Ontologies, Linked Geospatial Data and Knowledge Discovery Algorithms. In the 11th International Conference on Ontologies, DataBases, and Applications of Semantics (ODBASE 2012). September 11-12, 2012. Roma, Italy. [pdf]
  • C. Kontoes, I. Papoutsis, D. Michail, T. Herekakis, M. Koubarakis, K. Kyzirakos, M.Karpathiotakis, C. Nikolaou, M. Sioutis, G.Garbis, S. Vassos, I. Keramitsoglou, M. Kersten, S. Manegold, and H. Pirk. Wildfire monitoring via the integration of remote sensing with innovative information technologies. In EGU General Assembly 2012. April 22-27, 2012. Vienna, Austria. Abstract. [pdf]

Workshop papers

  • C. Kontoes, I. Keramitsoglou, I. Papoutsis, D. Michail, T. Herekakis, P. Xofis, M. Koubarakis, K. Kyzirakos, M. Karpathiotakis, C. Nikolaou, M. Sioutis, G.Garbis, S. Vassos, S. Manegold, M. Kersten, H. Pirk, M. Ivanova. Operational Wildfire Monitoring and Disaster Management Support Using State-of-the-art EO and Information Technologies. In 2nd International Workshop on Earth Observation and Remote Sensing Applications (EORSA 2012). June 8-11, 2012. Shangai, China. [pdf]

Application and Demo papers

  • M. Koubarakis, P. Smeros, C. Nikolaou, G.Garbis, K. Bereta, S. Giannakopoulou, K. Dogani, M. Karpathiotaki, I. Vlachopoulos, D. Savva, G. Stamoulis, K. Kyzirakos, S. Manegold, B. Valentin, H. Bach, F. Niggemann, P. Klug, W. Angermair and S. Burgstaller. Linked Open Data in the Earth Observation Domain: the Vision of Project LEO. In the Proceedings of the 2014 Conference on Big Data from Space (BiDS 2014). ESA-ESRIN, Frascati, Italy, November 12-14, 2014. [pdf]
  • K. Kyzirakos, M. Karpathiotakis, K. Bereta, G. Garbis, C. Nikolaou, P. Smeros, S. Giannakopoulou, K. Dogani, and M. Koubarakis. The Spatiotemporal RDF Store Strabon. In the 13th International Symposium on Spatial and Temporal Databases (SSTD 2013). Munich, Germany, August 21-23, 2013. Demo paper. [pdf]
  • K. Kyzirakos, M. Karpathiotakis, G.Garbis, C. Nikolaou, K. Bereta, M. Sioutis, I. Papoutsis, T. Herekakis, D. Michail, M. Koubarakis, and C. Kontoes. Real Time Fire Monitoring Using Semantic Web and Linked Data Technologies. In the 11th International Semantic Web Conference (ISWC 2012). November 11-15, 2012. Boston, USA. Demo Paper. [pdf]
  • M. Koubarakis, K. Kyzirakos, M. Karpathiotakis, C. Nikolaou, S. Vassos, G.Garbis, M. Sioutis, Konstantina Bereta, D. Michail, C. Kontoes, I. Papoutsis, T. Herekakis, S. Manegold, M. Kersten, M. Ivanova, H. Pirk, Y. Zhang, M. Datcu, G. Schwarz, C. Dumitru, D. E. Molina, K. Molch, U. D. Giammatteo, M. Sagona, S. Perelli, T. Reitz, E. Klien, R. Gregor. TELEIOS: A Database-Powered Virtual Earth Observatory. In the 38th International Conference on Very Large Databases (VLDB 2012). August 27-31, 2012. Istanbul, Turkey. Demo Paper. [pdf]

Challenges - Contests

Semantic Web Challenge, Awarded third place by the committee of the Semantic Web Challenge 2012 for the demo with title “Wildfire Monitoring Using Satellite Images, Ontologies and Linked Geospatial Data”.

Teaching Assitant

 
  • 09/2012-01/2013: Knowledge Technologies (graduate course), Department of Informatics and Telecommunications, National Kapodistrian University of Athens, Greece.
    Prof. Manolis Koubarakis.
  • 09/2011-01/2014: Artificial Intelligence (undergraduate course), Department of Informatics and Telecommunications, National Kapodistrian University of Athens, Greece.
    Prof. Manolis Koubarakis.
  • 01/2011-05/2011: Implementation of Database Management Systems (undergraduate course), Department of Informatics and Telecommunications, National Kapodistrian University of Athens, Greece.
    Prof. Dimitrios Gunopoulos.
  • 09/2009-01/2011: Introduction to Programming (undergraduate course), Department of Informatics and Telecommunications, National Kapodistrian University of Athens, Greece.
    Assistant Prof. Panagiotis Stamatopoulos.