Browsing Data Science Institute (Conference Papers) by Author "Umbrich, Jürgen"
Now showing items 1-4 of 4
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Building a Semantic Web Search Engine: Challenges and Solutions
Harth, Andreas; Hogan, Aidan; Umbrich, Jürgen; Decker, Stefan (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 ... -
Four Heuristics to Guide Structured Content Crawling
Umbrich, Jürgen; Harth, Andreas; Hogan, Aidan; Decker, Stefan (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 ... -
Freshening up while Staying Fast: Towards Hybrid SPARQL Queries
Umbrich, Jürgen; Karnstedt, Marcel; Hogan, Aidan; Parreira, Josiane Xavier (2012) -
YARS2: A Federated Repository for Querying Graph Structured Data from the Web
Harth, Andreas; Umbrich, Jürgen; Hogan, Aidan; Decker, Stefan (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. ...