Stefan Borgwardt

From International Center for Computational Logic

Dr.-Ing. Stefan Borgwardt

Research AssociateTechnische Universität DresdenInternational Center for Computational Logic Automata Theory

I am currently working as a researcher in the DFG project BA 1122/17-1 Reasoning in Fuzzy Description Logics with General Concept Inclusion Axioms (FuzzyDL). I am interested in formal properties of logical formalisms, including description logics, fuzzy/weighted logics, and temporal logics.

Newest Publications

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Franz Baader, Stefan Borgwardt, Patrick Koopmann, Ana Ozaki, Veronika Thost
Metric Temporal Description Logics with Interval-Rigid Names
In Clare Dixon, Marcelo Finger, eds., Proceedings of the 11th International Symposium on Frontiers of Combining Systems (FroCoS'17), volume 10483 of Lecture Notes in Computer Science, 60--76, September 2017. Springer
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Stefan Borgwardt, İsmail İlkan Ceylan, Thomas Lukasiewicz
Ontology-Mediated Queries for Probabilistic Databases
In Satinder Singh, Shaul Markovitch, eds., Proceedings of the 31st AAAI Conference on Artificial Intelligence (AAAI 2017), 1063–1069, 2017. AAAI Press
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İsmail İlkan Ceylan, Stefan Borgwardt, Thomas Lukasiewicz
Most Probable Explanations for Probabilistic Database Queries
In Carles Sierra, eds., Proceedings of the 26th International Joint Conference on Artificial Intelligence (IJCAI 2017), to appear
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Franz Baader, Stefan Borgwardt, Marcel Lippmann
Query Rewriting for DL-Lite with n-ary Concrete Domains
In Carles Sierra, eds., Proceedings of the 26th International Joint Conference on Artificial Intelligence (IJCAI'17), to appear
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Franz Baader, Stefan Borgwardt, Rafael Peñaloza
Decidability and Complexity of Fuzzy Description Logics
Künstliche Intelligenz, 31(1):85–90, 2017
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Stefan Borgwardt, Rafael Peñaloza
Algorithms for Reasoning in Very Expressive Description Logics under Infinitely Valued Gödel Semantics
International Journal of Approximate Reasoning, 83:60–101, 2017
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Franz Baader, Nguyen Thanh Binh, Stefan Borgwardt, Barbara Morawska
Deciding Unifiability and Computing Local Unifiers in the Description Logic EL without Top Constructor
Notre Dame Journal of Formal Logic, 57(4):443–476, 2016
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Franz Baader, Stefan Borgwardt, Barbara Morawska
Extending Unification in EL to Disunification: The Case of Dismatching and Local Disunification
Logical Methods of Computer Science, 12(4:1):1–28, 2016
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Stefan Borgwardt, Bettina Fazzinga, Thomas Lukasiewicz, Akanksha Shrivastava, Oana Tifrea-Marciuska
Preferential Query Answering in the Semantic Web with Possibilistic Networks
In Subbarao Kambhampati, eds., Proceedings of the 25th International Joint Conference on Artificial Intelligence (IJCAI'16), 994–1000, 2016. AAAI Press
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Stefan Borgwardt, Rafael Peñaloza
Reasoning in fuzzy description logics using automata
Fuzzy Sets and Systems, 298:22–43, 2016
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Courses


Completed Theses

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CPEC
Center for Perspicuous Computing

GoAsQ
Generating and Answering Ontological Queries