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WICON
2008
13 years 11 months ago
2008
Cognitive radio networks that allow dynamic spectrum access are considered spectrally more efficient than networks using fixed spectral allocation. These networks are characterize...
AAAI
2006
13 years 11 months ago
2006
We consider the problem of rewriting a query efficiently using materialized views. In the context of information integration, this problem has received significant attention in th...
AAAI
2006
13 years 11 months ago
2006
OntoSearch, a full-text search engine that exploits ontological knowledge for document retrieval, is presented in this paper. Different from other ontology based search engines, O...
AOIS
2006
13 years 11 months ago
2006
People tend to form social networks within geographical areas. This can be explained by the fact that generally geographical localities correspond to common interests (e.g. studen...
ECIS
2004
13 years 11 months ago
2004
This paper aims at contributing to the debate about the digital divide. We first focus on what to us constitutes the root problem: the typical approaches to the development of peo...