Peter Patel-Schneider

Peter Patel-Schneider
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Main area of research
Natural language & AI

Peter Patel-Schneider is a Researcher in the Nuance Artificial Intelligence and Language (NAIL) Lab. His research interest is in the area of Knowledge Representation & AI. Currently, Peter is working on ontologies and reasoning support for conversational systems. In general, he is interested in making description logics useful in applications, as well as the theory of description logics. Patel-Schneider has made significant contributions to the fields of Web Ontology Languages, DLP (an experimental description logic system designed to allow various optimizations for description logic reasoning to be easily investigated that he developed) and the Classic group, which he lead.

Selected articles

Fixing Comparative Preferences for SPARQL

Sometimes one does not want all the solutions to a query but instead only those that are most desirable according to user-specified preferences. If a

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Contextualization via Qualifiers

A common method for contextualizing facts in knowledge graph formalisms is by adding property-value pairs, qualifiers, to the facts in the knowledge graph. Qualifiers work

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EXISTStential aspects of SPARQL (poster)

The SPARQL 1.1 Query Language permits patterns inside FILTER expressions using the EXISTS construct, specified by using substitution. Substitution destroys some of the aspects of

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EXISTStential aspects of SPARQL

The SPARQL 1.1 Query Language permits patterns inside FILTER expressions using the EXISTS construct, specified by using substitution. Substitution destroys some of the aspects of

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Diverging views of SHACL

SHACL is a new recommendation being developed by the W3C Data Shapes Working Group. SHACL is designed to address the need for a declarative language

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