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» Characterizing and checking self-healability
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DLOG
2006
13 years 9 months ago
Data Complexity of Answering Unions of Conjunctive Queries in SHIQ
The novel context of accessing and querying large data repositories through ontologies that are formalized in terms of expressive DLs requires on the one hand to consider query an...
Magdalena Ortiz, Diego Calvanese, Thomas Eiter
CDC
2009
IEEE
126views Control Systems» more  CDC 2009»
13 years 8 months ago
Reachability analysis for a class of Petri nets
In this paper, we study the reachability problem for the class of (strictly) monotone Petri nets that we define based on algebraic conditions. More specifically, given a (strictly)...
Yu Ru, Christoforos N. Hadjicostis
ECAI
2010
Springer
13 years 8 months ago
Foundations of Tree-like Local Model Updates
Abstract. Model update is an approach to enhance model checking functions by providing computer aided modifications in system development [2, 9]. It has been observed that one majo...
Yan Zhang, Michael Kelly, Yi Zhou
GIS
2008
ACM
13 years 8 months ago
Towards a geometric interpretation of double-cross matrix-based similarity of polylines
One of the formalisms to qualitatively describe polylines in the plane are double-cross matrices. In a double-cross matrix the relative position of any two line segments in a poly...
Bart Kuijpers, Bart Moelans
SIGECOM
2010
ACM
128views ECommerce» more  SIGECOM 2010»
13 years 7 months ago
Equilibria of plurality voting with abstentions
In the traditional voting manipulation literature, it is assumed that a group of manipulators jointly misrepresent their preferences to get a certain candidate elected, while the ...
Yvo Desmedt, Edith Elkind