74 search results - page 3 / 15 » Modelling retrieval models in a probabilistic relational alg... |
GEOINFO
2003
13 years 7 months ago
2003
One of the main challenges for the development of spatial information theory is the formalization of the concepts of space and spatial relations. Currently, most spatial data struc...
SSDBM
2010
IEEE
13 years 10 months ago
2010
IEEE
Similarity search and data mining often rely on distance or similarity functions in order to provide meaningful results and semantically meaningful patterns. However, standard dist...
FOIKS
2004
Springer
13 years 11 months ago
2004
Springer
Despite the fact that thousands of applications manipulate plans, there has been no work to date on managing large databases of plans. In this paper, we first propose a formal mod...
WEBDB
2005
Springer
13 years 11 months ago
2005
Springer
In the relational model it has been shown that the flat relational algebra has the same expressive power as the nested relational algebra, as far as queries over flat relations ...
JLP
2007
13 years 5 months ago
2007
Service Oriented Computing is emerging as a reference model for a new class of distributed computing technologies such as Web Services and the Grid. We discuss three main aspects ...