iexplore: a provenance-based application for exploring biomedical knowledge
TRANSCRIPT
iExplore: A provenance-based application for
exploring biomedical knowledge
Vinh Nguyen, Olivier Bodenreider, Thomas Rindflesch, Amit Sheth
Why iExplore?
• Biomedical Knowledge Repository (BKR)
– Developed at NLM
– Integrating various knowledge sources
– Represented in RDF
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How to explore BKR?
• Large knowledge base
– 71 milliion triples in the BKR Instances
– 4 million triples in the BKR Schema
• Modeled from
– 2 million Metathesaurus concepts
– Semantic predications extracted from PubMed abstracts (2000-2009) by SemRep
• Broad domain coverage
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Approach
• Graph visualization
• Interactive exploration
• Explore either PubMed or UMLS
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Demo
iExplore is available at
http://knoesis.wright.edu/iExplore/iExplore.html
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Technologies
• Semantic Web
– RDF, SPARQL standards
– Virtuoso triple store
• iExplore development
– Client side: Adobe Flex
– Server side: Java
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Q&A
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