1160 search results - page 228 / 232 » Query Processing and Optimization for Pictorial Query Trees |
IPPS
2009
IEEE
15 years 4 months ago
2009
IEEE
In this paper, we explore the problem of mapping filtering services on large-scale heterogeneous platforms. Two important optimization criteria should be considered in such a fra...
DEBS
2003
ACM
15 years 3 months ago
2003
ACM
Join algorithms must be re-designed when processing stream data instead of persistently stored data. Data streams are potentially infinite and the query result is expected to be ...
DMDW
2000
14 years 11 months ago
2000
As views in a data warehouse become more complex, the view maintenance process can become very complicated and potentially very inefficient. Storing auxiliary views in the warehou...
WWW
2004
ACM
15 years 10 months ago
2004
ACM
This paper investigates how the vision of the Semantic Web can be carried over to the realm of email. We introduce a general notion of semantic email, in which an email message co...
HICSS
2003
IEEE
15 years 3 months ago
2003
IEEE
The discovery of sequential patterns, which extends beyond frequent item-set finding of association rule mining, has become a challenging task due to its complexity. Essentially, ...