Sciweavers

740 search results - page 70 / 148
» Querying the Web of Data: A Formal Approach
Sort
View
DASFAA
2010
IEEE
176views Database» more  DASFAA 2010»
15 years 6 months ago
Efficient Database-Driven Evaluation of Security Clearance for Federated Access Control of Dynamic XML Documents
Achieving data security over cooperating web services is becoming a reality, but existing XML access control architectures do not consider this federated service computing. In this...
Erwin Leonardi, Sourav S. Bhowmick, Mizuho Iwaihar...
ESWS
2007
Springer
15 years 10 months ago
Imprecise SPARQL: Towards a Unified Framework for Similarity-Based Semantic Web Tasks
This proposal explores a unified framework to solve Semantic Web tasks that often require similarity measures, such as RDF retrieval, ontology alignment, and semantic service match...
Christoph Kiefer
EDBT
2008
ACM
146views Database» more  EDBT 2008»
15 years 8 months ago
SPARQLing constraints for RDF
The goal of the Semantic Web is to support semantic interoperability between applications exchanging data on the web. The idea heavily relies on data being made available in machi...
Georg Lausen, Michael Meier 0002, Michael Schmidt
WWW
2007
ACM
16 years 6 months ago
Towards Deeper Understanding of the Search Interfaces of the Deep Web
Many databases have become Web-accessible through form-based search interfaces (i.e., HTML forms) that allow users to specify complex and precise queries to access the underlying ...
Hai He, Weiyi Meng, Yiyao Lu, Clement T. Yu, Zongh...
SEMCO
2009
IEEE
16 years 28 days ago
Building a Semantic Web of Things: Issues and Perspectives in Information Compression
The paper surveys some relevant issues related to data management in pervasive environments. Particularly, it focuses on the compression of semantic annotations for building so ca...
Floriano Scioscia, Michele Ruta