205 search results - page 37 / 41 » Optimizing Multiple Top-K Queries over Joins |
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Current web search engines focus on searching only the most recent snapshot of the web. In some cases, however, it would be desirable to search over collections that include many ...
CIKM
2011
Springer
12 years 7 months ago
2011
Springer
A continuous top-k query retrieves the k most preferred objects in a data stream according to a given preference function. These queries are important for a broad spectrum of appl...
CIKM
2004
Springer
13 years 11 months ago
2004
Springer
With the tremendous growth of system memories, memoryresident databases are increasingly becoming important in various domains. Newer memories provide a structured way of storing ...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
This paper considers the problem of predictive fusion coding for storage of multiple spatio-temporally correlated sources so as to enable efficient selective retrieval of data fr...
DKE
1999
13 years 7 months ago
1999
A Data Warehouse DW is a database that collects and stores data from multiple remote and heterogeneous information sources. When a query is posed, it is evaluated locally, without...