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Building a Semantic Web Search Engine: Challenges and Solutions
(2008)
Current web search engines return links to documents for user-specified keywords queries. Users have to then manually trawl through lists of links and glean the required information from documents. In contrast, semantic ...
SWSE: Objects before documents!
(2008)
Web search engines are immensely useful for locating documents online. However, with more and more structured data being published online, the restriction to the hyperdocument model impairs the usefulness for searching and ...
SWSE: Answers Before Links!
(CEUR-WS.org, 2007)
We present a system that improves on current document- centric Web search engine technology; adopting an entity-centric perspective, we are able to integrate data from both static and live sources into a coherent, interlinked ...
YARS2: A Federated Repository for Querying Graph Structured Data from the Web
(2007)
We present the architecture of an end-to-end semantic search engine that uses a graph data model to enable interactive query answering over structured and interlinked data collected from many disparate sources on the Web. ...
Four Heuristics to Guide Structured Content Crawling
(2008)
Search engines focusing on particular media types face difficulties in discovering suitable URIs on the Web. Since the engines are only interested in a small fraction of the Web, a crawler should use heuristics to concentrate ...