1286 search results - page 154 / 258 » Scalable Package Queries in Relational Database Systems |
FQAS
2000
Springer
15 years 1 months ago
2000
Springer
- We investigate extensions of the classical measurement of effectiveness in information retrieval systems, precision and recall, to situations where the answer is modeled by a fuz...
100
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COMPSAC
2002
IEEE
15 years 2 months ago
2002
IEEE
In this paper, an effective content-based visual image retrieval system is presented. This system consists of two main components: visual content extraction and indexing, and quer...
EDBT
2009
ACM
15 years 4 months ago
2009
ACM
This paper introduces the problem of modeling urban transportation systems in a database where certain aspects of the data are probabilistic in nature. The transportation network ...
158
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SIGMOD
2008
ACM
15 years 10 months ago
2008
ACM
Recently, skyline queries have attracted much attention in the database research community. Space partitioning techniques, such as recursive division of the data space, have been ...
AGENTLINK
2003
Springer
15 years 3 months ago
2003
Springer
Providing an integrated access to multiple heterogeneous sources is a challenging issue in global information systems for cooperation and interoperability. In the past, companies h...