IMSI Member:
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VisualFacts: A Platform for In-Situ Visual Exploration and Real-Time Entity Resolution. George Papastefanatos, Giorgos Alexiou, Nikos Bikakis, Stavros Maroulis, Vassilis Stamatopoulos. EDBT'22 Workshops , 2022 Full text


Query driven Entity Resolution in Data Lakes. Giorgos Alexiou, G. Papastefanatos. 13th International Workshop on Information Search, Integration, and Personalization, 9-10 May, 2019, Heraklion, 2019 Full text


Introducing Solon: A Semantic Platform for Managing Legal Sources. Marios Koniaris, George Papastefanatos, Marios Meimaris, Giorgos Alexiou. International Conference on Theory and Practice of Digital Libraries (TPDL 2017) (pp. 603-607). Springer, Cham., 2017 Full text


OpenAIRE LOD services: Scholarly Communication Data as Linked Data. Giorgos Alexiou, Sahar Vahdati, Christoph Lange, George Papastefanatos, Steffen Lohmann. Semantics, Analytics, Visualisation: Enhancing Scholarly Data Workshop (SAVE-SD 2016) co-located with the 25th International World Wide Web Conference (WWW 2016) April 11, 2016 - Montreal, Canada, 2016 Full text
Enabling persistent identification of groups of duplicates in data aggregators. Giorgos Alexiou, Marios Meimaris, George Papastefanatos. 7th International Workshop on Data Engineering meets the Semantic Web (hosted by 32nd International Conference on Data Engineering), May 16-20, 2016, Helsinki, Finland , 2016 Full text


RDF Resource Search and Exploration with LinkZoo. Marios Meimaris, George Alexiou, Katerina Gkirtzou, George Papastefanatos, Theodore Dalamagas. In DATA 2015 pp. 232-239, 2015 Full text


LinkZoo: A linked data platform for collaborative management of heterogeneous resources. Marios Meimaris, George Alexiou, George Papastefanatos. 11th Extended Semantic Web Conference (ESWC2014) – Demo Track, Anissaras, Crete, Greece, May 2014, 2014 Full text



LinkZoo: A Collaborative Resource Management Tool Based on Linked Data. Giorgos Alexiou, Marios Meimaris, George Papastefanatos, Ioannis Anagnostopoulos. International Journal on Semantic Web and Information Systems (IJSWIS) Volume 16, Issue 3, 1-19 (2020)., 2020 Full text


Schema-agnostic vs Schema-based Configurations for Blocking Methods on Homogeneous Data. George Papadakis, George Alexiou, George Papastefanatos, Georgia Koutrika. PVLDB 9(4): 312-323 (2015), 2015 Full text


Public spending as LOD: the case of Greece. Michalis Vafopoulos, Marios Meimaris, Ioannis Anagnostopoulos, Agis Papantoniou, Ioannis Xidias, Giorgos Alexiou, Giorgos Vafeiadis, Michalis Klonaras, Vassili Loumos. In Semantic Web Journal, available at SSRN 2233998, 2014 Full text

Technical Reports


QueryER: A Framework for Fast Analysis-Aware Deduplication over Dirty Data. Giorgos Alexiou, George Papastefanatos, Vassilis Stamatopoulos, Georgia Koutrika, Nectarios Koziris. TR.2022-1, 2022 Full text

PhD Theses

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Diploma Theses

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