38 search results - page 2 / 8 » Organizing structured web sources by query schemas: a cluste... |
ER
2010
Springer
13 years 2 months ago
2010
Springer
Traditional information search in which queries are posed against a known and rigid schema over a structured database is shifting towards a Web scenario in which exposed schemas ar...
ER
2005
Springer
13 years 10 months ago
2005
Springer
Query rewriting is a fundamental task in query optimization and data integration. With the advent of the web, there has been renewed interest in data integration, where data is dis...
SIGMOD
2003
ACM
14 years 5 months ago
2003
ACM
Schema matching is a critical problem for integrating heterogeneous information sources. Traditionally, the problem of matching multiple schemas has essentially relied on finding ...
IDEAS
2005
IEEE
13 years 10 months ago
2005
IEEE
A substantial subset of the web data follows some kind of underlying structure. Nevertheless, HTML does not contain any schema or semantic information about the data it represents...
ICDE
2008
IEEE
14 years 6 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...