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» Query Answering and Ontology Population: An Inductive Approa...
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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
PVLDB
2010
115views more  PVLDB 2010»
13 years 8 months ago
ROXXI: Reviving witness dOcuments to eXplore eXtracted Information
In recent years, there has been considerable research on information extraction and constructing RDF knowledge bases. In general, the goal is to extract all relevant information f...
Shady Elbassuoni, Katja Hose, Steffen Metzger, Ral...
WWW
2006
ACM
14 years 10 months ago
Knowledge modeling and its application in life sciences: a tale of two ontologies
High throughput glycoproteomics, similar to genomics and proteomics, involves extremely large volumes of distributed, heterogeneous data as a basis for identification and quantifi...
Satya Sanket Sahoo, Christopher Thomas, Amit P. Sh...
WEBI
2010
Springer
13 years 7 months ago
A Scalable Indexing Mechanism for Ontology-Based Information Integration
In recent years, there has been an explosion of publicly available RDF and OWL web pages. Some of these pages are static text files, while others are dynamically generated from la...
Yingjie Li, Abir Qasem, Jeff Heflin
ICCSA
2007
Springer
13 years 11 months ago
Improving the Customization of Natural Language Interface to Databases Using an Ontology
Natural language interfaces to databases are considered one of the best alternatives for final users who wish to make complex, uncommon and frequent queries, which is a very common...
M. Jose A. Zarate, Rodolfo A. Pazos, Alexander F. ...