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AMAI
2006
Springer
15 years 6 months ago
Possibilistic uncertainty handling for answer set programming
In this work, we introduce a new framework able to deal with a reasoning that is at the same time non monotonic and uncertain. In order to take into account a certainty level assoc...
Pascal Nicolas, Laurent Garcia, Igor Stépha...
CORR
2006
Springer
122views Education» more  CORR 2006»
15 years 6 months ago
On the complexity of XPath containment in the presence of disjunction, DTDs, and variables
XPath is a simple language for navigating an XML-tree and returning a set of answer nodes. The focus in this paper is on the complexity of the containment problem for various frag...
Frank Neven, Thomas Schwentick
CORR
2004
Springer
86views Education» more  CORR 2004»
15 years 6 months ago
Epistemic communities: description and hierarchic categorization
Understanding the structure of knowledge communities, and particularly the organization of "epistemic communities", or groups of agents sharing common knowledge concerns...
Camille Roth, Paul Bourgine
LOGCOM
2002
105views more  LOGCOM 2002»
15 years 6 months ago
Labelled Tableaux for Nonmonotonic Reasoning: Cumulative Consequence Relations
In this paper we present a labelled proof method for computing nonmonotonic consequence relations in a conditional logic setting. The method exploits the strong connection between...
Alberto Artosi, Guido Governatori, Antonino Rotolo
SOCIALCOM
2010
15 years 4 months ago
OSNAC: An Ontology-based Access Control Model for Social Networking Systems
Abstract--As the information flowing around in social networking systems is mainly related or can be attributed to their users, controlling access to such information by individual...
Amirreza Masoumzadeh, James B. D. Joshi