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IDEAS
2007
IEEE
148views Database» more  IDEAS 2007»
16 years 1 months ago
Boundedness of Regular Path Queries in Data Integration Systems
In this paper we study the problem of deciding whether a regular path query over views in data-integration systems can be re-expressed without recursion. The problem becomes chall...
Gösta Grahne, Alex Thomo
IPPS
2007
IEEE
16 years 1 months ago
An Artificial Immune System for Heterogeneous Multiprocessor Scheduling with Task Duplication
In this study, we investigate the task scheduling problem in heterogeneous computing environments and propose a novel scheduling algorithm, called the Artificial Immune System wit...
Young Choon Lee, Albert Y. Zomaya
AI
2007
Springer
16 years 1 months ago
Learning Network Topology from Simple Sensor Data
In this paper, we present an approach for recovering a topological map of the environment using only detection events from a deployed sensor network. Unlike other solutions to this...
Dimitri Marinakis, Philippe Giguère, Gregor...
CONTEXT
2007
Springer
16 years 1 months ago
Of Situations and Their Neighbors
Ontology-based approaches to situation awareness have gained increasing popularity in recent years. However, most current approaches face two inherent problems. First, they lack su...
Norbert Baumgartner, Werner Retschitzegger, Wielan...
COREGRID
2007
Springer
16 years 1 months ago
Optimal Closest Policy with Qos and Bandwidth Constraints
This paper deals with the replica placement problem on fully homogeneous tree networksknownasthe Replica Placementoptimizationproblem. Theclient requests are known beforehand, whil...
Veronika Rehn-Sonigo