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OWLED
2007
13 years 10 months ago
On Querying Ontologies with Contextual Logic Programming
Abstract. We describe a system in which Contextual Logic Programming is used as a mediator for knowledge modeled by ontologies. Our system provides the components required to behav...
Cláudio Fernandes, Nuno Lopes 0002, Salvado...
ICDE
1993
IEEE
116views Database» more  ICDE 1993»
14 years 1 months ago
The Volcano Optimizer Generator: Extensibility and Efficient Search
Emerging database application domains demand not only new functionality but also high performance. To satisfy these two requirements, the Volcano project provides efficient, exten...
Goetz Graefe, William J. McKenna
FOCM
2006
59views more  FOCM 2006»
13 years 9 months ago
Hyperbolic Programs, and Their Derivative Relaxations
We study the algebraic and facial structures of hyperbolic programs, and examine natural relaxations of hyperbolic programs, the relaxations themselves being hyperbolic programs.
James Renegar
SLP
1990
76views more  SLP 1990»
13 years 10 months ago
Partial Evaluation for Hierarchies of Logic Theories
We discuss the impact of Partial Evaluation within the framework of structured logic programming. We define a general scheme for Partial Evaluation to be applied to a wide class o...
Michele Bugliesi, Evelina Lamma, Paola Mello
EUROCAST
2009
Springer
153views Hardware» more  EUROCAST 2009»
13 years 6 months ago
Algorithm for Testing the Leibniz Algebra Structure
Abstract. Given a basis of a vector space V over a field K and a multiplication table which defines a bilinear map on V , we develop a computer program on Mathematica which checks ...
José Manuel Casas, Manuel A. Insua, Manuel ...