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OTM
2007
Springer
14 years 1 months ago
SPARQL++ for Mapping Between RDF Vocabularies
Lightweight ontologies in the form of RDF vocabularies such as SIOC, FOAF, vCard, etc. are increasingly being used and exported by “serious” applications recently. Such vocabul...
Axel Polleres, François Scharffe, Roman Sch...
FLAIRS
2004
13 years 8 months ago
Towards a Universal Web Wrapper
The wealth of information contained in the world-wide web has created much interest in systems for integrating information from multiple sites. We describe a universal wrapper mac...
Theodore W. Hong, Keith L. Clark
WWW
2003
ACM
14 years 8 months ago
Ontology-Based Image Retrieval
The binary form of an image does not tell what the image is about. It is possible to retrieve images from a database using pattern matching techniques, but usually textual descript...
Avril Styrman, Eero Hyvönen, Kim Viljanen, Sa...
VLDB
1999
ACM
97views Database» more  VLDB 1999»
13 years 11 months ago
Relational Databases for Querying XML Documents: Limitations and Opportunities
XML is fast emerging as the dominant standard for representing data in the World Wide Web. Sophisticated query engines that allow users to effectively tap the data stored in XML d...
Jayavel Shanmugasundaram, Kristin Tufte, Chun Zhan...
ICDCS
1995
IEEE
13 years 11 months ago
Specifying Weak Sets
nt formal speci cations of a new abstraction, weak sets, which can be used to alleviate high latencies when retrieving data from a wide-area information system like the World Wide...
Jeannette M. Wing, David C. Steere