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» Order and Negation as Failure
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PPSWR
2005
Springer
14 years 28 days ago
Semantic Web Architecture: Stack or Two Towers?
Abstract. We discuss language architecture for the Semantic Web, and in particular different proposals for extending this architecture with a rules component. We argue that an arch...
Ian Horrocks, Bijan Parsia, Peter F. Patel-Schneid...
ICARIS
2003
Springer
14 years 20 days ago
An Investigation of the Negative Selection Algorithm for Fault Detection in Refrigeration Systems
Supermarkets lose millions of pounds every year through lost trading and stock wastage caused by the failure of refrigerated cabinets. Therefore, a huge commercial market exists fo...
Dan W. Taylor, David Corne
AAAI
2010
13 years 5 months ago
A Lower Bound on the Size of Decomposable Negation Normal Form
We consider in this paper the size of a Decomposable Negation Normal Form (DNNF) that respects a given vtree (known as structured DNNF). This representation of propositional knowl...
Thammanit Pipatsrisawat, Adnan Darwiche
LPAR
2010
Springer
13 years 5 months ago
Speed-Up Techniques for Negation in Grounding
Abstract. Grounding is the task of reducing a first order formula to ground formula that is equivalent on a given universe, and is important in many kinds of problem solving and re...
Amir Aavani, Shahab Tasharrofi, Gulay Ünel, E...
JMLR
2006
175views more  JMLR 2006»
13 years 7 months ago
Learning Sparse Representations by Non-Negative Matrix Factorization and Sequential Cone Programming
We exploit the biconvex nature of the Euclidean non-negative matrix factorization (NMF) optimization problem to derive optimization schemes based on sequential quadratic and secon...
Matthias Heiler, Christoph Schnörr