146 search results - page 23 / 30 » Data Complexity in the EL Family of Description Logics |
SIAMCOMP
2000
13 years 7 months ago
2000
Abstract. We consider two natural generalizations of the notion of transversal to a finite hypergraph, arising in data-mining and machine learning, the so called multiple and parti...
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DOLAP
2005
ACM
13 years 9 months ago
2005
ACM
Data warehouses and OLAP systems help to interactively analyze huge volume of data. This data, extracted from transactional databases, frequently contains spatial information whic...
OTM
2005
Springer
14 years 1 months ago
2005
Springer
We propose to enhance a schema integration process with a validation phase employing logic-based data models. In our methodology, we validate the source schemas against the data mo...
REST
2010
ACM
13 years 9 months ago
2010
ACM
In this article a formal model applying REST architectural principles to the description of semantic web services is introduced, including the discussion of its syntax and operati...
DLOG
2007
13 years 10 months ago
2007
Abstract. To make ABox reasoning scalable for large ABoxes in description logic (DL) knowledge bases, we develop a method for partitioning the ABox so that specific kinds of reaso...