3 citations · 9 across the 11 of their papers we have counts for
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Cost-Driven Ontology-Based Data Access (Extended Version)
Davide Lanti, Guohui Xiao, Diego Calvanese
In ontology-based data access (OBDA), users are provided with a conceptual view of a (relational) data source that abstracts away details about data storage. This conceptual view i…
Querying Log Data with Metric Temporal Logic (Technical Report)
Sebastian Brandt, Elem Güzel Kalaycı, Vladislav Ryzhikov +2
We propose a novel framework for ontology-based access to temporal log data using a datalog extension datalogMTL of a Horn fragment of the metric temporal logic MTL. We show that d…
Metric Temporal Logic for Ontology-Based Data Access over Log Data
Diego Calvanese, Elem Güzel Kalaycı, Vladislav Ryzhikov +2
We present a new metric temporal logic HornMTL over dense time and its datalog extension datalogMTL. The use of datalogMTL is demonstrated in the context of ontology-based data acc…