2889 search results - page 115 / 578 » Querying Structured Hyperdocuments |
LICS
2000
IEEE
14 years 14 days ago
2000
IEEE
We study definability and complexity issues for automatic and ω-automatic structures. These are, in general, infinite structures but they can be finitely presented by a collec...
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
With the explosion in the amount of semi-structured data users access and store, there is a need for complex search tools to retrieve often very heterogeneous data in a simple and ...
ICDE
2008
IEEE
14 years 9 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...
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
Dataspaces are collections of heterogeneous and partially unstructured data. Unlike data-integration systems that also offer uniform access to heterogeneous data sources, dataspac...
PODS
2003
ACM
14 years 8 months ago
2003
ACM
Watermarking allows robust and unobtrusive insertion of information in a digital document. Very recently, techniques have been proposed for watermarking relational databases or XM...