Search Results for author: Charalampos Nikolaou

Found 2 papers, 0 papers with code

The Bag Semantics of Ontology-Based Data Access

no code implementations19 May 2017 Charalampos Nikolaou, Egor V. Kostylev, George Konstantinidis, Mark Kaminski, Bernardo Cuenca Grau, Ian Horrocks

The ontology is linked to the sources using mappings, which assign views over the data to ontology predicates.

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

no code implementations18 Jul 2016 Evgeny Kharlamov, Yannis Kotidis, Theofilos Mailis, Christian Neuenstadt, Charalampos Nikolaou, Özgür Özcep, Christoforos Svingos, Dmitriy Zheleznyakov, Sebastian Brandt, Ian Horrocks, Yannis Ioannidis, Steffen Lamparter, Ralf Möller

Real-time analytics that requires integration and aggregation of heterogeneous and distributed streaming and static data is a typical task in many industrial scenarios such as diagnostics of turbines in Siemens.

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