Δημοσιεύσεις

A Flexible Framework for Understanding the Dynamics of Evolving RDF Datasets. Yannis Roussakis, Ioannis Chrysakis, Kostas Stefanidis, Giorgos Flouris and Yannis Stavrakas. The 14th Hellenic Data Management Symposium (HDMS 2016), Athens-Greece, July 28-29, 2016

Exploration and Visualization in the Web of Big Linked Data: A Survey of the State of the Art. Nikos Bikakis and Timos Sellis. 6th International Workshop on Linked Web Data Management (LWDM), 2016 

Towards Scalable Visual Exploration of Very Large RDF Graphs. Nikos Bikakis, John Liagouris, Maria Kromida, George Papastefanatos, and Timos Sellis. 12th Extended Semantic Web Conference (ESWC 2015), 2015 

Keywords-To-SPARQL translation for RDF data search and exploration. Katerina Gkirtzou, Kostis Karozos, Vassilis Vassalos and Theodore Dalamagas. TPDL 2015, 2015

Leveraging Web 2.0 for Informed Real-Estate Services. Papantoniou Katerina, Athanasiadis Marios-Lazaros, Fundulaki Irini, Georgis Christos, Stavrakas Yannis, Troullinos Michalis, Tsitsanis Anastasios. 15th International Conference on Knowledge Extraction and Management (EGC 2015), Luxembourg, 27-30 January, 2015 

Supporting SPARQL Update Queries in RDF-XML Integration. Bikakis Nikos, Tsinaraki Chrisa, Stavrakantonakis Ioannis, Christodoulakis Stavros. 13th International Semantic Web Conference (ISWC '14), 2014 

Using Context Information for Providing Innovative Real-Estate Services. Stavrakas Yannis, Fundulaki Irini, Tsitsanis Anastasios, Avdelas Pavlos. 8th Greek HellasGIs Conference, Athens, Greece, December, 2014

Location Recommendation in Location-Based Social Networks Using User Check-in Data. Hao Wang, Manolis Terrovitis and Nikos Mamoulis. ACM SIGSPATIAL 2013, 2013 

Challenges and Opportunities in the Evolving Data web. George Papastefanatos. 1st International Workshop on Modeling and Management of Big Data (MoBiD ), November 13, 2013, Hong Kong, 2013

An Architecture for Selective Web Harvesting: The Use Case of Heritrix. Vassilis Plachouras, Florent Carpentier, Julien Masanes, Thomas Risse, Pierre Senellart, Patrick Siehndel, Yannis Stavrakas. 1st International Workshop on Archiving Community Memories (ARCOMEM), in conjunction with iPRES2013, 2013 

Assessing the Coverage of Data Collection Campaigns on Twitter: A Case Study. Vassilis Plachouras, Yannis Stavrakas, Athanasios Andreou. Proceedings of International Workshop on Social Media Semantics (SMS 2013), OTM 2013 Workshops, LNCS 8186, pp 598-607, 2013 

RDivF: Diversifying Keyword Search on RDF Graphs. • Nikos Bikakis, Giorgos Giannopoulos, John Liagouris, Dimitrios Skoutas, Theodore Dalamagas, and Timos Sellis. 17th International Conference on Theory and Practice of Digital Libraries (TPDL '13), 2013 

SPARQL-RW: Transparent Query Access over Mapped RDF Data Sources. Makris Konstantinos, Bikakis Nikos, Gioldasis Nektarios, Christodoulakis Stavros. Proceedings of the 15th International Conference on Extending Database Technology (EDBT '12), 2012 

Jeocrowd - Collaborative Searching of User-Generated Point Datasets. George Lamprianidis, Dieter Pfoser. ACM SIGPATIAL Symposium (ACM GIS 2012), 2011 

Computational Methods and Optimizations for Containment and Complementarity in Web Data Cubes. M. Meimaris, G. Papastefanatos, P. Vassiliadis, I. Anagnostopoulos. Information Systems 75: 56-74 (2018)., 2018 

A Hierarchical Aggregation Framework for Efficient Multilevel Visual Exploration and Analysis. Nikos Bikakis, George Papastefanatos, Melina Skourla, Timos Sellis. Semantic Web Journal (SWJ) vol. Preprint, no. Preprint, pp. 1-41, 2016, 2016 

The ARCOMEM Architecture for Social- and Semantic-Driven Web Archiving. Thomas Risse, Elena Demidova, Stefan Dietze, Wim Peters, Nikolaos Papailiou, Katerina Doka, Yannis Stavrakas, Vassilis Plachouras, Pierre Senellart, Florent Carpentier, Amin Mantrach, Bogdan Cautis, Patrick Siehndel, and Dimitris Spiliotopoulos. Future Internet 2014, 6, 688-716; doi:10.3390/fi6040688, 2014 

ARCOMEM Crawling Architecture. Vassilis Plachouras, Florent Carpentier, Muhammad Faheem, Julien Masanes, Thomas Risse, Pierre Senellart, Patrick Siehndel, and Yannis Stavrakas. Future Internet 2014, 6, 518-541, doi:10.3390/fi6030518, August 2014, 2014 

Diachronic Linked Data: Capturing the Evolution of Structured Interrelated Information on the Web. George Papastefanatos, and Yannis Stavrakas. ERCIM News on Open Linked Data, Number 96, page 36, January 2014, 2014

The SPARQL2XQuery Interoperability Framework. Bikakis Nikos, Tsinaraki Chrisa, Stavrakantonakis Ioannis, Gioldasis Nektarios, Christodoulakis Stavros. World Wide Web Journal (to appear), 2013 

Privacy Preservation by Disassociation. Manolis Terrovitis, John Liagouris, Nikos Mamoulis, Spiros Skiadopoulos. TR-IMIS-2011-1, 2011 

Personalized, Semantic and Exploratory Data Analysis / Εξατομικευμένη, Σημασιολογική και Διερευνητική Ανάλυση Δεδομένων. Nikos Bikakis . National Technical University of Athens, Greece, 2016 

Mobile Geoblogging Client - Developing a Social Geoblogging Application for Android. Konstantinos Papagiannopoulos. School of Electrical and Computer Engineering, NTUA, 2011

Geotyping - Online Geocoding of Narratives. Sokratis Vidros. School of Electrical and Computer Engineering, NTUA, 2011

Development a Geo Microbogging Application for Android. Nikolaos Tsiougkos. School of Electrical and Computer Engineering, NTUA, 2010 

Geocrowd Explorer : Augmented Reality Application For Consumption of Geoblogging Content. Stelios Doudalis. School of Electrical and Computer Engineering, NTUA, 2010 

Storing and querying M-XML documents using relational databases. Ionas Iona. School of Electrical and Computer Engineering, NTUA, 2009 

The XML and Semantic Web Worlds: Technologies, Interoperability and Integration. A survey of the State of the Art. Bikakis Nikos, Tsinaraki Chrisa, Gioldasis Nektarios, Stavrakantonakis Ioannis, Christodoulakis Stavros. Semantic Hyper/Multi-media Adaptation: Schemes and Applications, Springer 2013, 2013 

Proceedings of the 12th International Symposium on Advances in Spatial and Temporal Databases. Pfoser, D., Tao, Y., Mouratidis, K., Nascimerento, M., Mokbel, M., Shekhar, S., and Huang, Y.. Springer-Verlag, 2011