407 search results - page 9 / 82 » Top-k typicality queries and efficient query answering metho... |
RP
2010
Springer
13 years 5 months ago
2010
Springer
Efficient reachability query answering in large directed graphs has been intensively investigated because of its fundamental importance in many application fields such as XML data ...
VLDB
2001
ACM
13 years 12 months ago
2001
ACM
Estimating the number of distinct values is a wellstudied problem, due to its frequent occurrence in queries and its importance in selecting good query plans. Previous work has sh...
BTW
2007
Springer
13 years 11 months ago
2007
Springer
Abstract: Content based multimedia retrieval is an important topic in database systems. An emerging and challenging topic in this area is the content based search in video data. A ...
DASFAA
2010
IEEE
13 years 11 months ago
2010
IEEE
Abstract. Visibility query is fundamental to many analysis and decisionmaking tasks in virtual environments. Visibility computation is time complex and the complexity escalates in ...
ICDE
2006
IEEE
14 years 8 months ago
2006
IEEE
Current approaches for answering queries with imprecise constraints require user-specific distance metrics and importance measures for attributes of interest - metrics that are ha...