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» Web Queries: From a Web of Data to a Semantic Web
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OTM
2007
Springer
14 years 3 months ago
Leveraging the Expressivity of Grounded Conjunctive Query Languages
We present a pragmatic extension of a Semantic Web query language (including so-called grounded conjunctive queries) with a termination safe functional expression language. This ad...
Alissa Kaplunova, Ralf Möller, Michael Wessel
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
MKM
2005
Springer
14 years 2 months ago
Semantic Matching for Mathematical Services
Abstract. The amount of machine oriented data on the web as well as the deployment of agent/Web Services are simultaneously increasing. This poses a service-discovery problem for c...
William Naylor, Julian A. Padget
CAISE
2007
Springer
14 years 3 months ago
Generating Multidimensional Schemas from the Semantic Web
In this paper, we introduce a semi-automatable method aimed to find the business multidimensional concepts from an ontology representing the organization domain. With these premis...
Oscar Romero, Alberto Abelló
AAAI
2010
13 years 10 months ago
Diversifying Query Suggestion Results
In order to improve the user search experience, Query Suggestion, a technique for generating alternative queries to Web users, has become an indispensable feature for commercial s...
Hao Ma, Michael R. Lyu, Irwin King