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FUIN
2007
92views more  FUIN 2007»
14 years 10 months ago
Foundations of Modal Deductive Databases
We give formulations for modal deductive databases and present a modal query language called MDatalog. We define modal relational algebras and give the seminaive evaluation algor...
Linh Anh Nguyen
AIIA
2007
Springer
15 years 4 months ago
English Querying over Ontologies: E-QuOnto
Relational database (DB) management systems provide the standard means for structuring and querying large amounts of data. However, to access such data the exact structure of the D...
Raffaella Bernardi, Francesca Bonin, Diego Calvane...
WWW
2003
ACM
15 years 10 months ago
On labeling schemes for the semantic web
This paper focuses on the optimization of the navigation through voluminous subsumption hierarchies of topics employed by Portal Catalogs like Netscape Open Directory (ODP). We ad...
Vassilis Christophides, Dimitris Plexousakis, Mich...
ECOOP
1999
Springer
15 years 2 months ago
An Approach to Classify Semi-structured Objects
Several advanced applications, such as those dealing with the Web, need to handle data whose structure is not known a-priori. Such requirement severely limits the applicability of ...
Elisa Bertino, Giovanna Guerrini, Isabella Merlo, ...
CCGRID
2004
IEEE
15 years 1 months ago
Understanding Grid resource information management through a synthetic database benchmark/workload
Management of grid resource information is a challenging and important area considering the potential size of the grid and wide range of resources that should be represented. Thou...
Beth Plale, C. Jacobs, Scott Jensen, Ying Liu, C. ...