Theofilos P. Mailis

According to our database, Theofilos P. Mailis authored at least 27 papers between 2005 and 2021.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2021

View Selection over Knowledge Graphs in Triple Stores.

Theofilos Mailis, Yannis Kotidis, Stamatis Christoforidis, Evgeny Kharlamov, Yannis E. Ioannidis

Proc. VLDB Endow., 2021

2019

An ontology-mediated analytics-aware approach to support monitoring and diagnostics of static and streaming data.

Evgeny Kharlamov, Yannis Kotidis, Theofilos Mailis, Christian Neuenstadt, Charalampos Nikolaou, Özgür L. Özçep, Christoforos Svingos, Dmitriy Zheleznyakov, Yannis E. Ioannidis, Steffen Lamparter, Ralf Möller, Arild Waaler

J. Web Semant., 2019

Special Issue on High-Level Declarative Stream Processing.

Patrick Koopmann, Theofilos Mailis, Danh Le Phuoc

Open J. Databases, 2019

An Efficient Index for RDF Query Containment.

Theofilos Mailis, Yannis Kotidis, Vaggelis Nikolopoulos, Evgeny Kharlamov, Ian Horrocks, Yannis E. Ioannidis

Proceedings of the 2019 International Conference on Management of Data, 2019

Mv-Index: An Efficient Index for Graph-Query Containment.

Theofilos Mailis, Yannis Kotidis, Vaggelis Nikolopoulos, Evgeny Kharlamov, Ian Horrocks, Yannis E. Ioannidis

Proceedings of the ISWC 2019 Satellite Tracks (Posters & Demonstrations, 2019

2018

Finding Data Should be Easier than Finding Oil.

Evgeny Kharlamov, Martin G. Skjæveland, Dag Hovland, Theofilos Mailis, Ernesto Jiménez-Ruiz, Guohui Xiao, Ahmet Soylu, Ian Horrocks, Arild Waaler

Proceedings of the IEEE International Conference on Big Data (IEEE BigData 2018), 2018

2017

Semantic access to streaming and static data at Siemens.

Evgeny Kharlamov, Theofilos Mailis, Gulnar Mehdi, Christian Neuenstadt, Özgür L. Özçep, Mikhail Roshchin, Nina Solomakhina, Ahmet Soylu, Christoforos Svingos, Sebastian Brandt, Martin Giese, Yannis E. Ioannidis, Steffen Lamparter, Ralf Möller, Yannis Kotidis, Arild Waaler

J. Web Semant., 2017

BalOnSe: Temporal Aspects of Dance Movement and Its Ontological Representation.

Katerina El Raheb, Theofilos Mailis, Vladislav Ryzhikov, Nicolas Papapetrou, Yannis E. Ioannidis

Proceedings of the Semantic Web - 14th International Conference, 2017

2016

Answering Fuzzy Conjunctive Queries Over Finitely Valued Fuzzy Ontologies.

Stefan Borgwardt, Theofilos P. Mailis, Rafael Peñaloza, Anni-Yasmin Turhan

J. Data Semant., 2016

Towards Analytics Aware Ontology Based Access to Static and Streaming Data (Extended Version).

Evgeny Kharlamov, Yannis Kotidis, Theofilos Mailis, Christian Neuenstadt, Charalampos Nikolaou, Özgür L. Özçep, Christoforos Svingos, Dmitriy Zheleznyakov, Steffen Lamparter, Ian Horrocks, Yannis E. Ioannidis, Ralf Möller

CoRR, 2016

Ontology-Based Integration of Streaming and Static Relational Data with Optique.

Evgeny Kharlamov, Sebastian Brandt, Ernesto Jiménez-Ruiz, Yannis Kotidis, Steffen Lamparter, Theofilos Mailis, Christian Neuenstadt, Özgür L. Özçep, Christoph Pinkel, Christoforos Svingos, Dmitriy Zheleznyakov, Ian Horrocks, Yannis E. Ioannidis, Ralf Möller

Proceedings of the 2016 International Conference on Management of Data, 2016

Towards Analytics Aware Ontology Based Access to Static and Streaming Data.

Evgeny Kharlamov, Yannis Kotidis, Theofilos Mailis, Christian Neuenstadt, Charalampos Nikolaou, Özgür L. Özçep, Christoforos Svingos, Dmitriy Zheleznyakov, Sebastian Brandt, Ian Horrocks, Yannis E. Ioannidis, Steffen Lamparter, Ralf Möller

Proceedings of the Semantic Web - ISWC 2016, 2016

Scalable Semantic Access to Siemens Static and Streaming Distributed Data.

Evgeny Kharlamov, Sebastian Brandt, Martin Giese, Ernesto Jiménez-Ruiz, Yannis Kotidis, Steffen Lamparter, Theofilos Mailis, Christian Neuenstadt, Özgür Lütfü Özçep, Christoph Pinkel, Ahmet Soylu, Christoforos Svingos, Dmitriy Zheleznyakov, Ian Horrocks, Yannis E. Ioannidis, Ralf Möller, Arild Waaler

Proceedings of the ISWC 2016 Posters & Demonstrations Track co-located with 15th International Semantic Web Conference (ISWC 2016), 2016

Enabling semantic access to static and streaming distributed data with optique: demo.

Evgeny Kharlamov, Sebastian Brandt, Martin Giese, Ernesto Jiménez-Ruiz, Yannis Kotidis, Steffen Lamparter, Theofilos Mailis, Christian Neuenstadt, Özgür L. Özçep, Christoph Pinkel, Ahmet Soylu, Christoforos Svingos, Dmitriy Zheleznyakov, Ian Horrocks, Yannis E. Ioannidis, Ralf Möller, Arild Waaler

Proceedings of the 10th ACM International Conference on Distributed and Event-based Systems, 2016

Real time processing of streaming and static information.

Christoforos Svingos, Theofilos Mailis, Herald Kllapi, Lefteris Stamatogiannakis, Yannis Kotidis, Yannis E. Ioannidis

Proceedings of the 2016 IEEE International Conference on Big Data (IEEE BigData 2016), 2016

A semantic approach to polystores.

Evgeny Kharlamov, Theofilos P. Mailis, Konstantina Bereta, Dimitris Bilidas, Sebastian Brandt, Ernesto Jiménez-Ruiz, Steffen Lamparter, Christian Neuenstadt, Özgür L. Özçep, Ahmet Soylu, Christoforos Svingos, Guohui Xiao, Dmitriy Zheleznyakov, Diego Calvanese, Ian Horrocks, Martin Giese, Yannis E. Ioannidis, Yannis Kotidis, Ralf Möller, Arild Waaler

Proceedings of the 2016 IEEE International Conference on Big Data (IEEE BigData 2016), 2016

2015

A pragmatic approach to answering CQs over fuzzy DL-Lite-ontologies - introducing FLite.

Theofilos P. Mailis, Anni-Yasmin Turhan, Erik Zenker

Proceedings of the 28th International Workshop on Description Logics, 2015

Conjunctive Query Answering with Finitely Many Truth Degrees.

Stefan Borgwardt, Theofilos P. Mailis, Rafael Peñaloza, Anni-Yasmin Turhan

Proceedings of the 28th International Workshop on Description Logics, 2015

2014

Conjunctive Query Answering in Finitely-Valued Fuzzy Description Logics.

Theofilos P. Mailis, Rafael Peñaloza, Anni-Yasmin Turhan

Proceedings of the Web Reasoning and Rule Systems - 8th International Conference, 2014

Employing DL\text -Lite_R -Reasoners for Fuzzy Query Answering.

Theofilos P. Mailis, Anni-Yasmin Turhan

Proceedings of the Semantic Technology - 4th Joint International Conference, 2014

2012

Επεκτάσεις ασαφών περιγραφικών λογικών με κανόνες και απτά πεδία

Theofilos P. Mailis

PhD thesis, 2012

Tractable reasoning with vague knowledge using fuzzy <i>EL⁺⁺</i>.

Theofilos P. Mailis, Giorgos Stoilos, Nikos Simou, Giorgos B. Stamou, Stefanos D. Kollias

J. Intell. Inf. Syst., 2012

2010

Expressive reasoning with horn rules and fuzzy description logics.

Theofilos P. Mailis, Giorgos Stoilos, Giorgos B. Stamou

Knowl. Inf. Syst., 2010

Optimization Techniques for Fuzzy Description Logics.

Nikos Simou, Theofilos P. Mailis, Giorgos Stoilos, Giorgos B. Stamou

Proceedings of the 23rd International Workshop on Description Logics (DL 2010), 2010

2008

Tractable Reasoning Based on the Fuzzy EL++ Algorithm.

Theofilos P. Mailis, Giorgos Stoilos, Nikos Simou, Giorgos B. Stamou

Proceedings of the Fourth International Workshop on Uncertainty Reasoning for the Semantic Web, 2008

2005

Emotion recognition through facial expression analysis based on a neurofuzzy network.

Spiros Ioannou, Amaryllis Raouzaiou, Vassilis Tzouvaras, Theofilos P. Mailis, Kostas Karpouzis, Stefanos D. Kollias

Neural Networks, 2005

Fusing MPEG-7 Visual Descriptors for Image Classification.

Evaggelos Spyrou, Hervé Le Borgne, Theofilos P. Mailis, Eddie Cooke, Yannis Avrithis, Noel E. O'Connor

Proceedings of the Artificial Neural Networks: Formal Models and Their Applications, 2005