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» On the Synthetic Generation of Semantic Web Schemas
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DGO
2003
113views Education» more  DGO 2003»
13 years 6 months ago
Resolving Schema and Value Heterogeneities for XML Web Querying
To query XML data over the Web, query engines need to be able to resolve semantic differences between heterogeneous attributes that are conceptually similar. This demo presents a ...
Nancy Wiegand, Naijun Zhou, Stephen J. Ventura, Is...
WWW
2005
ACM
14 years 5 months ago
WEESA: Web engineering for semantic Web applications
The success of the Semantic Web crucially depends on the existence of Web pages that provide machine-understandable meta-data. This meta-data is typically added in the semantic an...
Gerald Reif, Harald Gall, Mehdi Jazayeri
VLDB
2004
ACM
144views Database» more  VLDB 2004»
14 years 5 months ago
Preserving mapping consistency under schema changes
Abstract. In dynamic environments like the Web, data sources may change not only their data but also their schemas, their semantics, and their query capabilities.When a mapping is ...
Yannis Velegrakis, Renée J. Miller, Lucian Popa
APWEB
2004
Springer
13 years 10 months ago
A Knowledge-Based Data Model and Query Algebra for the Next-Generation Web
The management of voluminous heterogeneous resources and services in the web environment is a complex task. Semantic knowledge is playing an increasing important role in order to h...
Qiujian Sheng, Zhongzhi Shi
SEMCO
2008
IEEE
13 years 11 months ago
Mediatability: Estimating the Degree of Human Involvement in XML Schema Mediation
Mediation and integration of data are significant challenges because the number of services on the Web, and heterogeneities in their data representation, continue to increase rap...
Karthik Gomadam, Ajith Ranabahu, Lakshmish Ramaswa...