Sciweavers

778 search results - page 18 / 156
» Expressiveness and complexity of graph logic
Sort
View
99
Voted
AAAI
2007
14 years 12 months ago
Answering Regular Path Queries in Expressive Description Logics: An Automata-Theoretic Approach
Expressive Description Logics (DLs) have been advocated as formalisms for modeling the domain of interest in various application areas. An important requirement is the ability to ...
Diego Calvanese, Thomas Eiter, Magdalena Ortiz
ROBOCUP
1999
Springer
95views Robotics» more  ROBOCUP 1999»
15 years 1 months ago
Spatial Agents Implemented in a Logical Expressible Language
In this paper, we present a multi-layered architecture for spatial and temporal agents. The focus is laid on the declarativity of the approach, which makes agent scripts expressive...
Frieder Stolzenburg, Oliver Obst, Jan Murray, Bj&o...
71
Voted
ISEMANTICS
2010
14 years 11 months ago
Issues in expressing metadata application profiles with description logics and OWL 2
This paper gives an account of how traditional metadata application profiles are related to Web ontologies and Description Logics. It is shown that metadata profiles can be formal...
Dimitrios A. Koutsomitropoulos, Georgia D. Solomou
SP
1997
IEEE
134views Security Privacy» more  SP 1997»
15 years 1 months ago
A Logical Language for Expressing Authorizations
A major drawback of existing access control systems is that they have all been developed with a specific access control policy in mind. This means that all protection requirement...
Sushil Jajodia, Pierangela Samarati, V. S. Subrahm...
CSL
2009
Springer
15 years 4 months ago
Model Checking FO(R) over One-Counter Processes and beyond
Abstract. One-counter processes are pushdown processes over a singleton stack alphabet (plus a stack-bottom symbol). We study the problems of model checking asynchronous products o...
Anthony Widjaja To