Many users and applications require the integration of semi-structured data from autonomous, heterogeneous Web sources. Over the last years mediator systems have emerged that use d...
Broad web search engines as well as many more specialized search tools rely on web crawlers to acquire large collections of pages for indexing and analysis. Such a web crawler may...
This paper describes a Web service for accessing WordNet-type semantic lexicons. The central idea behind the service design is: given a query, the primary functionality of lexicon...
Savas Ali Bora, Yoshihiko Hayashi, Monica Monachin...
Abstract. As a consequence of the success of the Web, methodologies for information system development need to consider systems that use the Web paradigm. These Web Information Sys...
Geert-Jan Houben, Peter Barna, Flavius Frasincar, ...
We propose an automatic method for modeling a relational database that uses SQL triggers and foreign-keys to efficiently answer positive semantic queries about ground instances for...
Paea LePendu, Dejing Dou, Gwen A. Frishkoff, Jiawe...