26 search results - page 5 / 6 » Efficient Aggregation over Objects with Extent |
ECTEL
2006
Springer
13 years 9 months ago
2006
Springer
In this paper, we introduce a new, formal model of learning object metadata. The model enables more formal, rigorous reasoning over metadata. An important feature of the model is t...
TKDE
2008
13 years 5 months ago
2008
The importance of query processing over uncertain data has recently arisen due to its wide usage in many real-world applications. In the context of uncertain databases, previous wo...
CONEXT
2008
ACM
13 years 7 months ago
2008
ACM
Running multiple virtual networks, customized for different performance objectives, is a promising way to support diverse applications over a shared substrate. Despite being simpl...
IJITM
2010
13 years 4 months ago
2010
: Enterprise architecture (EA) frameworks are used to ensure interoperability of information systems and improve the effectiveness and efficiency of business organisations. Several...
WWW
2005
ACM
14 years 6 months ago
2005
ACM
Search engines are the primary gateways of information access on the Web today. Behind the scenes, search engines crawl the Web to populate a local indexed repository of Web pages...