24 citations · 30 across the 6 of their papers we have counts for
6 papers
Three-dimensional Geospatial Interlinking with JedAI-spatial
Marios Papamichalopoulos, George Papadakis, George Mandilaras +3
Geospatial data constitutes a considerable part of (Semantic) Web data, but so far, its sources are inadequately interlinked in the Linked Open Data cloud. Geospatial Interlinking…
Multi-granular Legal Topic Classification on Greek Legislation
Christos Papaloukas, Ilias Chalkidis, Konstantinos Athinaios +2
In this work, we study the task of classifying legal texts written in the Greek language. We introduce and make publicly available a novel dataset based on Greek legislation, consi…
OBDA for the Web: Creating Virtual RDF Graphs On Top of Web Data Sources
Konstantina Bereta, George Papadakis, Manolis Koubarakis
Due to Variety, Web data come in many different structures and formats, with HTML tables and REST APIs (e.g., social media APIs) being among the most popular ones. A big subset of…
Evaluating Geospatial RDF stores Using the Benchmark Geographica 2
Theofilos Ioannidis, George Garbis, Kostis Kyzirakos +2
Since 2007, geospatial extensions of SPARQL, like GeoSPARQL and stSPARQL, have been defined and corresponding geospatial RDF stores have been implemented. In addition, some work on…
Comparative Analysis of Content-based Personalized Microblog Recommendations [Experiments and Analysis]
Efi Karra Taniskidou, George Papadakis, George Giannakopoulos +1
Microblogging platforms constitute a popular means of real-time communication and information sharing. They involve such a large volume of user-generated content that their users s…
Incomplete Information in RDF
Charalampos Nikolaou, Manolis Koubarakis
We extend RDF with the ability to represent property values that exist, but are unknown or partially known, using constraints. Following ideas from the incomplete information liter…