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HM
2009
Springer
165views Optimization» more  HM 2009»
14 years 2 months ago
Solving a Video-Server Load Re-Balancing Problem by Mixed Integer Programming and Hybrid Variable Neighborhood Search
Abstract. A Video-on-Demand system usually consists of a large number of independent video servers. In order to utilize network resources as efficiently as possible the overall net...
Jakob Walla, Mario Ruthmair, Günther R. Raidl
KBSE
2008
IEEE
14 years 4 months ago
Automated Mapping from Goal Models to Self-Adaptive Systems
Self-adaptive systems should autonomously adapt at run time to changes in their operational environment, guided by the goals assigned by their stakeholders. We present a tool that...
Mirko Morandini, Loris Penserini, Anna Perini
WWW
2004
ACM
14 years 11 months ago
A hybrid approach for searching in the semantic web
This paper presents a search architecture that combines classical search techniques with spread activation techniques applied to a semantic model of a given domain. Given an ontol...
Cristiano Rocha, Daniel Schwabe, Marcus Poggi de A...
ADBIS
2004
Springer
147views Database» more  ADBIS 2004»
14 years 3 months ago
A Hybrid Keyword Search across Peer-to-Peer Federated Databases
The need for Keyword search in databases is suggested both by Web integration with legacy database management system and by dynamic Web publication. However, it sacrifices the inh...
Jungkee Kim, Geoffrey Fox
ICRA
2002
IEEE
142views Robotics» more  ICRA 2002»
14 years 3 months ago
Hybrid Simultaneous Localization and Map Building: Closing the Loop with Multi-Hypotheses Tracking
In this paper simultaneous localization and map building is performed with a hybrid, metric - topological, approach. A global topological map connects local metric maps, allowing ...
Nicola Tomatis, Illah R. Nourbakhsh, Roland Siegwa...