3251 search results - page 469 / 651 » Challenges in Web Information Retrieval |
CIKM
2008
Springer
14 years 4 days ago
2008
Springer
This paper addresses the challenging problem of similarity search over widely distributed ultra-high dimensional data. Such an application is retrieval of the top-k most similar d...
SGAI
2004
Springer
14 years 3 months ago
2004
Springer
As the web expands exponentially, the need to put some order to its content becomes apparent. Hypertext categorization, that is the automatic classification of web documents into ...
ICDE
2008
IEEE
14 years 11 months ago
2008
IEEE
Supporting top-k queries over distributed collections of schemaless XML data poses two challenges. While XML supports expressive query languages such as XPath and XQuery, these la...
ICMCS
2006
IEEE
14 years 4 months ago
2006
IEEE
In this paper we present a novel approach for labeling clusters of multimedia content that leverages supervised classification techniques in conjunction with unsupervised cluster...
OWLED
2007
13 years 11 months ago
2007
While the Web makes an increasing number of ontologies widely available for applications, how to discover ontologies becomes a more challenging issue. Existing approaches are mainl...