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» Data Models and Query Languages for Spatial Databases
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BMCBI
2007
165views more  BMCBI 2007»
15 years 6 months ago
Automatic reconstruction of a bacterial regulatory network using Natural Language Processing
Background: Manual curation of biological databases, an expensive and labor-intensive process, is essential for high quality integrated data. In this paper we report the implement...
Carlos Rodríguez Penagos, Heladia Salgado, ...
CIKM
2006
Springer
15 years 10 months ago
Heuristic containment check of partial tree-pattern queries in the presence of index graphs
The wide adoption of XML has increased the interest of the database community on tree-structured data management techniques. Querying capabilities are provided through tree-patter...
Dimitri Theodoratos, Stefanos Souldatos, Theodore ...
ICDE
2001
IEEE
121views Database» more  ICDE 2001»
16 years 8 months ago
Model-Based Mediation with Domain Maps
We propose an extension to current view-based mediator systems called model-based mediation, in which views are defined and executed at the level of conceptual models (CMs) rather...
Amarnath Gupta, Bertram Ludäscher, Maryann E....
NGITS
1995
Springer
15 years 10 months ago
A History-Oriented Temporal SQL Extension
Dozens of temporal extension of the relational data model and of the query language SQL have appeared in recent years. Recently, a committee formed by researchers from the academi...
Fabio Grandi, Maria Rita Scalas, Paolo Tiberio
WAIM
2010
Springer
15 years 4 months ago
HyperGraphDB: A Generalized Graph Database
We present HyperGraphDB, a novel graph database based on generalized hypergraphs where hyperedges can contain other hyperedges. This generalization automatically reifies every ent...
Borislav Iordanov