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» Preferences, Contexts and Answer Sets
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AI
2007
Springer
14 years 10 months ago
Anyone but him: The complexity of precluding an alternative
Preference aggregation in a multiagent setting is a central issue in both human and computer contexts. In this paper, we study in terms of complexity the vulnerability of preferen...
Edith Hemaspaandra, Lane A. Hemaspaandra, Jör...
SIGMOD
2012
ACM
223views Database» more  SIGMOD 2012»
13 years 11 days ago
MaskIt: privately releasing user context streams for personalized mobile applications
The rise of smartphones equipped with various sensors has enabled personalization of various applications based on user contexts extracted from sensor readings. At the same time i...
Michaela Götz, Suman Nath, Johannes Gehrke
OTM
2010
Springer
14 years 8 months ago
A Context-Based Model for the Interpretation of Polysemous Terms
The problem of polysemy involves having terms, such as “truck”, that refer to multiple concepts in different contexts; and conversely, having the same concept referred to with...
Chrisa Tsinaraki, Yannis Velegrakis, Nadzeya Kiyav...
SEMWEB
2005
Springer
15 years 3 months ago
Preferential Reasoning on a Web of Trust
Abstract. We introduce a framework, based on logic programming, for preferential reasoning with agents on the Semantic Web. Initially, we encode the knowledge of an agent as a logi...
Stijn Heymans, Davy Van Nieuwenborgh, Dirk Vermeir
ICDE
2008
IEEE
147views Database» more  ICDE 2008»
15 years 11 months ago
Fast Indexes and Algorithms for Set Similarity Selection Queries
Data collections often have inconsistencies that arise due to a variety of reasons, and it is desirable to be able to identify and resolve them efficiently. Set similarity queries ...
Marios Hadjieleftheriou, Amit Chandel, Nick Koudas...