1000 search results - page 193 / 200 » Provenance for Aggregate Queries |
ECOI
2011
13 years 3 months ago
2011
The potential for physical flora collections to support scientific research is being enhanced by rapid development of digital databases that represent characteristics of the physic...
SIGIR
2011
ACM
12 years 11 months ago
2011
ACM
We study the problem of automatically assigning appropriate music pieces to a picture or, in general, series of pictures. This task, commonly referred to as soundtrack suggestion,...
ICDT
2009
ACM
14 years 9 months ago
2009
ACM
A technique called user views has recently been proposed to focus user attention on relevant information in response to provenance queries over workflow executions [1, 2]: Given u...
ICDT
2010
ACM
14 years 6 months ago
2010
ACM
It is known that the composition of schema mappings, each specified by source-to-target tgds (st-tgds), can be specified by a secondorder tgd (SO tgd). We consider the question of...
DASFAA
2010
IEEE
14 years 3 months ago
2010
IEEE
Compression in column-oriented databases has been proven to offer both performance enhancements and reductions in storage consumption. This is especially true for read access as c...