765 search results - page 140 / 153 » Query Processing over Incomplete Autonomous Databases |
SIGMOD
1997
ACM
15 years 2 months ago
1997
ACM
Data warehouses contain large amounts of information, often collected from a variety of independent sources. Decision-support functions in a warehouse, such as on-line analytical ...
KDD
2009
ACM
15 years 10 months ago
2009
ACM
Recently many data types arising from data mining and Web search applications can be modeled as bipartite graphs. Examples include queries and URLs in query logs, and authors and ...
CIVR
2007
Springer
15 years 4 months ago
2007
Springer
Though both quantity and quality of semantic concept detection in video are continuously improving, it still remains unclear how to exploit these detected concepts as semantic ind...
VLDB
1998
ACM
15 years 2 months ago
1998
ACM
The problem of finding an optimal bipartition of a rectangle set has a direct impact on query performance of dynamic R-trees. During update operations, overflowed nodes need to be...
EDBT
2009
ACM
15 years 1 months ago
2009
ACM
A skyline query returns a set of objects that are not dominated by other objects. An object is said to dominate another if it is closer to the query than the latter on all factors...