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» On a Declarative Semantics for Web Queries
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WWW
2010
ACM
14 years 4 months ago
Matrix "Bit" loaded: a scalable lightweight join query processor for RDF data
The Semantic Web community, until now, has used traditional database systems for the storage and querying of RDF data. The SPARQL query language also closely follows SQL syntax. A...
Medha Atre, Vineet Chaoji, Mohammed J. Zaki, James...
WWW
2005
ACM
14 years 9 months ago
Gimme' the context: context-driven automatic semantic annotation with C-PANKOW
Without the proliferation of formal semantic annotations, the Semantic Web is certainly doomed to failure. In earlier work we presented a new paradigm to avoid this: the 'Sel...
Günter Ladwig, Philipp Cimiano, Steffen Staab
SEMWEB
2010
Springer
13 years 7 months ago
Using Reformulation Trees to Optimize Queries over Distributed Heterogeneous Sources
Abstract. In order to effectively and quickly answer queries in environments with distributed RDF/OWL, we present a query optimization algorithm to identify the potentially relevan...
Yingjie Li, Jeff Heflin
WS
2010
ACM
13 years 7 months ago
Anomalies in ontologies with rules
For the development of practical semantic applications, ontologies are commonly used with rule extensions. Prominent examples of semantic applications are Semantic Wikis, Semantic...
Joachim Baumeister, Dietmar Seipel
SDM
2009
SIAM
125views Data Mining» more  SDM 2009»
14 years 6 months ago
Providing Privacy through Plausibly Deniable Search.
Query-based web search is an integral part of many people’s daily activities. Most do not realize that their search history can be used to identify them (and their interests). I...
Chris Clifton, Mummoorthy Murugesan