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SSDBM
2002
IEEE
109views Database» more  SSDBM 2002»
15 years 8 months ago
Query Processing with Description Logic Ontologies Over Object-Wrapped Databases
This paper presents an approach to answering queries over an ontology modelled using a description logic. The ontology acts as a global schema, providing a declarative description...
Martin Peim, Enrico Franconi, Norman W. Paton, Car...
141
Voted
MOBIDE
2006
ACM
15 years 9 months ago
Boosting location-based services with a moving object database engine
Composition of temporal and spatial properties of real world objects in a unified data framework results into Moving Object Databases (MOD). MODs are able to process, manage and a...
Nikos Pelekis, Yannis Theodoridis
129
Voted
SCCC
1997
IEEE
15 years 8 months ago
Write Optimized Object-Oriented Database Systems
In a database system, read operations are much more common than write operations, and consequently, database systems have been read optimized. As the size of main memory increases...
Kjetil Nørvåg, Kjell Bratbergsengen
ICMCS
2009
IEEE
110views Multimedia» more  ICMCS 2009»
15 years 1 months ago
Visual content layer for scalable object recognition in urban image databases
Rich online map interaction represents a useful tool to get multimedia information related to physical places. With this type of systems, users can automatically compute the optim...
Xavier Baró, Sergio Escalera, Petia Radeva,...
110
Voted
BTW
2007
Springer
121views Database» more  BTW 2007»
15 years 10 months ago
Algorithms for merged indexes
B-tree and index into two layers of abstraction. In addition, this paper provides algorithms for (i) concurrency control and recovery including locking of individual keys and of co...
Goetz Graefe