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Scientific Queries Study Contact

Known as: CONTACT FOR SCIENTIFIC QUERIES 
The study contact person who is responsible for questions from the scientific community.
National Institutes of Health

Papers overview

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2019
2019
Abstract We investigate the problem whether two ALC ontologies are indistinguishable (or inseparable) by means of queries in a… Expand
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2018
2018
A query Q in a language L has a bounded rewriting using a set of L-definable views if there exists a query Q′ in L such that… Expand
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2018
2018
Conjunctive queries (CQs) fail to provide an answer when the pattern described by the query does not exactly match the data. CQs… Expand
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2017
2017
Abstract The article investigates classes of queries maintainable by conjunctive queries and their extensions and restrictions in… Expand
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2015
2015
Expressive query languages are gaining relevance in knowledge representation (KR), and new reasoning problems come to the fore… Expand
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2015
2015
Expressive query languages are gaining relevance in knowledge representation (KR), and new reasoning problems come to the fore… Expand
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2011
2011
Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Ut purus elit, vestibulum ut, placerat ac, adipiscing vitae, felis… Expand
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2010
2010
Well prior to the invention of the term ‘biology’ in the early 1800s by Lamarck and Treviranus, and also prior to the appearance… Expand
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2009
2009
Services are offered by service providers, which procure service implementations and maintenance, and supply service descriptions… Expand
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2008
2008
We provide an ExpTime algorithm for answering conjunctive queries (CQs) in Horn-SHIQ, a Horn fragment of the well-known… Expand
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