243 search results - page 47 / 49 » Selectivity Estimation for Boolean Queries |
ICDE
2008
IEEE
14 years 7 months ago
2008
IEEE
The management of privacy and security in the context of data stream management systems (DSMS) remains largely an unaddressed problem to date. Unlike in traditional DBMSs where acc...
MM
2009
ACM
14 years 8 days ago
2009
ACM
Automatic video search based on semantic concept detectors has recently received significant attention. Since the number of available detectors is much smaller than the size of h...
PODS
2010
ACM
13 years 10 months ago
2010
ACM
A fundamental problem in data management is to draw a sample of a large data set, for approximate query answering, selectivity estimation, and query planning. With large, streamin...
BMCBI
2010
13 years 5 months ago
2010
Background: Word sense disambiguation (WSD) algorithms attempt to select the proper sense of ambiguous terms in text. Resources like the UMLS provide a reference thesaurus to be u...
IPM
2007
13 years 5 months ago
2007
We consider a network of autonomous peers forming a logically global but physically distributed search engine, where every peer has its own local collection generated by independe...