6004 search results - page 232 / 1201 » Parallelizing query optimization |
ADBIS
2005
Springer
14 years 4 months ago
2005
Springer
Abstract. The performance of an information retrieval system is usually measured in terms of two different criteria, precision and recall. This way, the optimization of any of its...
DATE
2004
IEEE
14 years 2 months ago
2004
IEEE
Structured embedded databases are currently becoming an integrated part of embedded systems, thus, enabling higher standards in system automation. These embedded databases are typ...
IPPS
2008
IEEE
14 years 5 months ago
2008
IEEE
Peer-to-Peer (P2P) networks have proven to be an efficient and successful mechanism for file sharing over the Internet. However, current P2P protocols have long worst case query...
IPPS
2005
IEEE
14 years 4 months ago
2005
IEEE
Continuous query systems are an intuitive way for users to access streaming data in large-scale scientific applications containing many hundreds of streams. A challenge in these ...
SCCC
1997
IEEE
14 years 2 months ago
1997
IEEE
A cooperative database allows the user to specify approximate or vague query conditions. A vague query requires the database system to rank the retrieved answers according to thei...