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ENTCS
2006
117views more  ENTCS 2006»
15 years 6 months ago
Distributed Graph Traversals by Relabelling Systems with Applications
Graph traversals are in the basis of many distributed algorithms. In this paper, we use graph relabelling systems to encode two basic graph traversals which are the broadcast and ...
Bilel Derbel, Mohamed Mosbah
JAIR
2006
102views more  JAIR 2006»
15 years 6 months ago
Properties and Applications of Programs with Monotone and Convex Constraints
We study properties of programs with monotone and convex constraints. We extend to these formalisms concepts and results from normal logic programming. They include the notions of...
Lengning Liu, Miroslaw Truszczynski
TOMS
2008
80views more  TOMS 2008»
15 years 6 months ago
Updating an LU Factorization with Pivoting
We show how to compute an LU factorization of a matrix when the factors of a leading principle submatrix are already known. The approach incorporates pivoting akin to partial pivo...
Enrique S. Quintana-Ortí, Robert A. van de ...
WWW
2005
ACM
16 years 7 months ago
An enhanced model for searching in semantic portals
Semantic Portal is the next generation of web portals that are powered by Semantic Web technologies for improved information sharing and exchange for a community of users. Current...
Lei Zhang, Yong Yu, Jian Zhou, Chenxi Lin, Yin Yan...
IFM
2009
Springer
107views Formal Methods» more  IFM 2009»
16 years 1 months ago
Incremental Reasoning for Multiple Inheritance
Object-orientation supports code reuse and incremental programming. Multiple inheritance increases the power of code reuse, but complicates the binding of method calls and thereby ...
Johan Dovland, Einar Broch Johnsen, Olaf Owe, Mart...