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» Instance-Based Query Answering with Semantic Knowledge Bases
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OTM
2009
Springer
14 years 2 months ago
Automatic Detection of Terminology Evolution
As archives contain documents that span over a long period of time, the language used to create these documents and the language used for querying the archive can differ. This diï...
Nina Tahmasebi
PVLDB
2010
115views more  PVLDB 2010»
13 years 6 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...
ICDE
2008
IEEE
146views Database» more  ICDE 2008»
14 years 9 months ago
Explaining and Reformulating Authority Flow Queries
Authority flow is an effective ranking mechanism for answering queries on a broad class of data. Systems have been developed to apply this principle on the Web (PageRank and topic ...
Ramakrishna Varadarajan, Vagelis Hristidis, Louiqa...
VLDB
2004
ACM
103views Database» more  VLDB 2004»
14 years 1 months ago
Distributed Set Expression Cardinality Estimation
We consider the problem of estimating set-expression cardinality in a distributed streaming environment where rapid update streams originating at remote sites are continually tran...
Abhinandan Das, Sumit Ganguly, Minos N. Garofalaki...
AAAI
2006
13 years 9 months ago
OntoSearch: A Full-Text Search Engine for the Semantic Web
OntoSearch, a full-text search engine that exploits ontological knowledge for document retrieval, is presented in this paper. Different from other ontology based search engines, O...
Xing Jiang, Ah-Hwee Tan