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» A Semantic Language for Querying Anonymous Web Sources
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ACL
2003
13 years 10 months ago
Extracting Key Semantic Terms from Chinese Speech Query for Web Searches
This paper discusses the challenges and proposes a solution to performing information retrieval on the Web using Chinese natural language speech query. The main contribution of th...
Gang Wang, Tat-Seng Chua, Yongcheng Wang
ESWS
2007
Springer
14 years 2 months ago
A Unified Approach to Retrieving Web Documents and Semantic Web Data
The Semantic Web seems to be evolving into a property-linked web of RDF data, conceptually divorced from (but physically housed in) the hyperlinked web of HTML documents. We discus...
Trivikram Immaneni, Krishnaprasad Thirunarayan
CIKM
2008
Springer
13 years 10 months ago
Aggregate queries over ontologies
Answering queries over ontologies is an important issue for the Semantic Web. Aggregate queries were widely studied for relational databases but almost no results are known for ag...
Diego Calvanese, Evgeny Kharlamov, Werner Nutt, Ca...
ESWS
2008
Springer
13 years 10 months ago
xOperator - An Extensible Semantic Agent for Instant Messaging Networks
Instant Messaging is in addition to Web and Email the most popular service on the Internet. With xOperator we demonstrate the implementation of a strategy which deeply integrates I...
Sebastian Dietzold, Jörg Unbehauen, Söre...
SEMWEB
2010
Springer
13 years 6 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