Utilizing Wireless Positioning as a Tracking Data Source. - Spiros Athanasiou; Panos Georgantas; George Gerakakis; Dieter Pfoser (SSTD, 2009)

Mobile Task Computing: Beyond Location-Based Services and EBooks. - John Liagouris; Spiros Athanasiou; Alexandros Efentakis; Stefan Pfennigschmidt; Dieter Pfoser; Eleni Tsigka; Agnès Voisard (W2GIS, 2011)

TripleGeo: an ETL Tool for Transforming Geospatial Data into RDF Triples. - Kostas Patroumpas; Michalis Alexakis; Giorgos Giannopoulos; Spiros Athanasiou (EDBT/ICDT Workshops, 2014)

FAGI-tr: A Tool for Aligning Geospatial RDF Vocabularies. - Giorgos Giannopoulos; Thomas Maroulis; Dimitrios Skoutas 001; Nikos Karagiannakis; Spiros Athanasiou (ESWC (Satellite Events), 2014)

Towards GeoSpatial semantic data management: strengths, weaknesses, and challenges ahead. - Kostas Patroumpas; Giorgos Giannopoulos; Spiros Athanasiou (SIGSPATIAL/GIS, 2014)

FAGI: A Framework for Fusing Geospatial RDF Data. - Giorgos Giannopoulos; Dimitrios Skoutas 001; Thomas Maroulis; Nikos Karagiannakis; Spiros Athanasiou (OTM Conferences, 2014)

GeoKnow: Making the Web an Exploratory Place for Geospatial Knowledge. - Spiros Athanasiou; Daniel Hladky; Giorgos Giannopoulos; Alejandra García-Rojas; Jens Lehmann 001 (ERCIM News, 2014)

Managing Geospatial Linked Data in the GeoKnow Project. - Jens Lehmann 001; Spiros Athanasiou; Andreas Both 001; Alejandra García-Rojas; Giorgos Giannopoulos; Daniel Hladky; Jon Jay Le Grange; Axel-Cyrille Ngonga Ngomo; Mohamed Ahmed Sherif; Claus Stadler; Matthias Wauer; Patrick Westphal; et al. (Semantic Web Enabled Software Engineering, 2015)

A MapReduce based k-NN joins probabilistic classifier. - Georgios Chatzigeorgakidis; Sophia Karagiorgou; Spiros Athanasiou; Spiros Skiadopoulos (IEEE BigData, 2015)

TripleGeo-CSW: A Middleware for Exposing Geospatial Catalogue Services on the Semantic Web. - Spiros Athanasiou; Nikos Georgomanolis; Kostas Patroumpas; Michalis Alexakis; Thodoris Stratiotis (EDBT/ICDT Workshops, 2015)

FAGI-gis: A Tool for Fusing Geospatial RDF Data. - Giorgos Giannopoulos; Nick Vitsas; Nikos Karagiannakis; Dimitrios Skoutas 001; Spiros Athanasiou (ESWC (Satellite Events), 2015)

Automatic Recommendations of Categories for Geospatial Entities. - Giorgos Giannopoulos; Nikos Karagiannakis; Dimitrios Skoutas 001; Spiros Athanasiou (LocalRec@RecSys, 2015)

OSMRec Tool for Automatic Recommendation of Categories on Spatial Entities in OpenStreetMap. - Nikos Karagiannakis; Giorgos Giannopoulos; Dimitrios Skoutas 001; Spiros Athanasiou (RecSys, 2015)

Exposing INSPIRE on the Semantic Web. - Kostas Patroumpas; Nikos Georgomanolis; Thodoris Stratiotis; Michalis Alexakis; Spiros Athanasiou (J. Web Semant., 2015)

Open Issues and Challenges on Time Series Forecasting for Water Consumption. - Pantelis Chronis; Giorgos Giannopoulos; Spiros Athanasiou (EDBT/ICDT Workshops, 2016)

Learning to Classify Spatiotextual Entities in Maps. - Giorgos Giannopoulos; Nikos Karagiannakis; Dimitrios Skoutas 001; Spiros Athanasiou (ESWC, 2016)

Indexing Geolocated Time Series Data. - Georgios Chatzigeorgakidis; Dimitrios Skoutas 001; Kostas Patroumpas; Spiros Athanasiou; Spiros Skiadopoulos (SIGSPATIAL/GIS, 2017)

Map-Based Visual Exploration of Geolocated Time Series. - Georgios Chatzigeorgakidis; Dimitrios Skoutas 001; Kostas Patroumpas; Spiros Athanasiou; Spiros Skiadopoulos (EDBT/ICDT Workshops, 2018)

Scalable hybrid similarity join over geolocated time series. - Georgios Chatzigeorgakidis; Kostas Patroumpas; Dimitrios Skoutas 001; Spiros Athanasiou; Spiros Skiadopoulos (SIGSPATIAL/GIS, 2018)

Unsupervised Disaggregation of Low Granularity Resource Consumption Time Series. - Pantelis Chronis; Giorgos Giannopoulos; Spiros Athanasiou; Spiros Skiadopoulos (PAKDD (2), 2018)

FML-kNN: scalable machine learning on Big Data using k-nearest neighbor joins. - Georgios Chatzigeorgakidis; Sophia Karagiorgou; Spiros Athanasiou; Spiros Skiadopoulos (J. Big Data, 2018)

SLIPO: Large-Scale Data Integration for Points of Interest. - Spiros Athanasiou; Michail Alexakis; Giorgos Giannopoulos; Nikos Karagiannakis; Yannis Kouvaras; Pantelis Mitropoulos; Kostas Patroumpas; Dimitrios Skoutas 001 (EDBT, 2019)

Big POI data integration with Linked Data technologies. - Spiros Athanasiou; Giorgos Giannopoulos; Damien Graux; Nikos Karagiannakis; Jens Lehmann 001; Axel-Cyrille Ngonga Ngomo; Kostas Patroumpas; Mohamed Ahmed Sherif; Dimitrios Skoutas 001 (EDBT, 2019)

Local Similarity Search on Geolocated Time Series Using Hybrid Indexing. - Georgios Chatzigeorgakidis; Dimitrios Skoutas 001; Kostas Patroumpas; Themis Palpanas; Spiros Athanasiou; Spiros Skiadopoulos (SIGSPATIAL/GIS, 2019)

Automatic Clustering by Detecting Significant Density Dips in Multiple Dimensions. - Pantelis Chronis; Spiros Athanasiou; Spiros Skiadopoulos (ICDM, 2019)

Local Pair and Bundle Discovery over Co-Evolving Time Series. - Georgios Chatzigeorgakidis; Dimitrios Skoutas 001; Kostas Patroumpas; Themis Palpanas; Spiros Athanasiou; Spiros Skiadopoulos (SSTD, 2019)

Exposing Points of Interest as Linked Geospatial Data. - Kostas Patroumpas; Dimitrios Skoutas 001; Georgios M. Mandilaras; Giorgos Giannopoulos; Spiros Athanasiou (SSTD, 2019)

Visual Exploration of Geolocated Time Series with Hybrid Indexing. - Georgios Chatzigeorgakidis; Kostas Patroumpas; Dimitrios Skoutas 001; Spiros Athanasiou; Spiros Skiadopoulos (Big Data Res., 2019)

Link Prediction in Bibliographic Networks. - Pantelis Chronis; Dimitrios Skoutas 001; Spiros Athanasiou; Spiros Skiadopoulos (ADBIS/TPDL/EDA Workshops, 2020)

A Visual Explorer for Geolocated Time Series. - Georgios Chatzigeorgakidis; Kostas Patroumpas; Dimitrios Skoutas 001; Spiros Athanasiou (SIGSPATIAL/GIS, 2020)

Link Prediction in Bibliographic Networks. - Pantelis Chronis; Dimitrios Skoutas 001; Spiros Athanasiou; Spiros Skiadopoulos (Predicting the Dynamics of Research Impact, 2021)

Twin Subsequence Search in Time Series. - Georgios Chatzigeorgakidis; Dimitrios Skoutas 001; Kostas Patroumpas; Themis Palpanas; Spiros Athanasiou; Spiros Skiadopoulos (EDBT, 2021)

BigDataVoyant: Automated Profiling of Large Geospatial Data. - Pantelis Mitropoulos; Kostas Patroumpas; Dimitrios Skoutas 001; Thodoris Vakkas; Spiros Athanasiou (EDBT/ICDT Workshops, 2021)

Data Platforms for Data Spaces. - Amin Anjomshoaa; Santiago Cáceres Elvira; Christian Wolff; Juan Carlos Pérez Baún; Manos Karvounis; Marco Mellia; Spiros Athanasiou; Asterios Katsifodimos; Alexandra Garatzogianni; Andreas Trügler; Martin Serrano; Achille Zappa; et al. (Data Spaces, 2022)

Topio Marketplace: Search and Discovery of Geospatial Data. - Andra Ionescu; Alexandra Alexandridou; Leonidas Ikonomou; Kyriakos Psarakis; Kostas Patroumpas; Georgios Chatzigeorgakidis; Dimitrios Skoutas 001; Spiros Athanasiou; Rihan Hai 001; Asterios Katsifodimos (EDBT, 2023)

Topio: An Open-Source Web Platform for Trading Geospatial Data. - Andra Ionescu; Kostas Patroumpas; Kyriakos Psarakis; Georgios Chatzigeorgakidis; Diego Collarana; Kai Barenscher; Dimitrios Skoutas 001; Asterios Katsifodimos; Spiros Athanasiou (ICWE, 2023)

Accelerating Spatio-Textual Queries with Learned Indices. - Georgios Chatzigeorgakidis; Kostas Patroumpas; Dimitrios Skoutas 001; Spiros Athanasiou (CoRR, 2023)

Efficient Range and kNN Twin Subsequence Search in Time Series. - Georgios Chatzigeorgakidis; Dimitrios Skoutas 001; Kostas Patroumpas; Themis Palpanas; Spiros Athanasiou; Spiros Skiadopoulos (IEEE Trans. Knowl. Data Eng., 2023)