Sciweavers

9810 search results - page 80 / 1962
» Problems, Descriptions and Objects
Sort
View
DLOG
2007
15 years 10 days ago
Adding ABoxes to a Description Logic with Uniqueness Constraints via Path Agreements
We now know that the addition of a concept constructor called a Path Functional Dependency (PFD) to the Boolean-complete description logic DLF leads to undecidability of ABox consi...
Vitaliy L. Khizder, David Toman, Grant E. Weddell
WOLLIC
2009
Springer
15 years 4 months ago
Query Answering in Description Logics: The Knots Approach
In the recent years, query answering over Description Logic (DL) knowledge bases has been receiving increasing attention, and various methods and techniques have been presented for...
Thomas Eiter, Carsten Lutz, Magdalena Ortiz, Manta...
AAAI
2008
15 years 10 days ago
Worst-case Optimal Conjunctive Query Answering for an Expressive Description Logic without Inverses
Answering conjunctive queries (CQs) has been recognized as a key task for the usage of Description Logics (DLs) in a number of applications, and has thus been studied by many auth...
Magdalena Ortiz, Mantas Simkus, Thomas Eiter
ESWS
2008
Springer
14 years 11 months ago
Pronto: A Non-monotonic Probabilistic Description Logic Reasoner
Abstract. The demonstration presents Pronto - a prototype of a nonmonotonic probabilistic reasoner for very expressive Description Logics. Pronto is built on top of the OWL DL reas...
Pavel Klinov
DLOG
2003
14 years 11 months ago
Index Selection for Embedded Control Applications using Description Logics
We consider the problem of automated index selection for embedded control programs (ECPs). Such systems have the property that the transaction types, which can consist of queries ...
Lubomir Stanchev, Grant E. Weddell