DBOnto: Publications

A Novel Characterization of the Complexity Class Θ^P_k Based on Counting and Comparison

Thomas Lukasiewicz and Enrico Malizia

In Theoretical Computer Science. Vol. 694. Pages 21–33. September, 2017.

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A Tutorial on Query Answering and Reasoning over Probabilistic Knowledge Bases

İsmail İlkan Ceylan and Thomas Lukasiewicz

In Claudia d'Amato and Martin Theobald, editors, Reasoning Web. Learning‚ Uncertainty‚ Streaming‚ and Scalability — 14th International Summer School 2018‚ Esch−sur−Alzette‚ Luxembourg‚ September 22−26‚ 2018‚ Tutorial Lectures. Vol. 11078 of Lecture Notes in Computer Science. Pages 35–77. Springer. August, 2018.

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Basic Probabilistic Ontological Data Exchange with Existential Rules

Thomas Lukasiewicz‚ Maria Vanina Martinez‚ Livia Predoiu and Gerardo I. Simari

In Dale Schuurmans and Michael Wellman, editors, Proceedings of the 30th National Conference on Artificial Intelligence‚ AAAI 2016‚ Phoenix‚ Arizona‚ USA‚ February 12–17‚ 2016. Pages 1023−1029. AAAI Press. February, 2016.

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Capturing Industrial Information Models with Ontologies and Constraints

Evgeny Kharlamov‚ Bernardo Cuenca Grau‚ Ernesto Jimenez−Ruiz‚ Steffen Lamparter‚ Gulnar Mehdi‚ Martin Ringsquandl‚ Yavor Nenov‚ Stephan Grimm‚ Mikhail Roshchin and Ian Horrocks

In Proc. of International Semantic Web Conference (ISWC). Vol. 9981 of LNCS. October, 2016.

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Complexity Results for Preference Aggregation over (m)CP−nets: Pareto and Majority Voting

Thomas Lukasiewicz and Enrico Malizia

In Artificial Intelligence. Vol. 272. Pages 101–142. July, 2019.

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Complexity Results for Probabilistic Datalog+⁄−

İsmail İlkan Ceylan‚ Thomas Lukasiewicz and Rafael Peñaloza

In Maria S. Fox and Gal A. Kaminka, editors, Proceedings of the 22nd European Conference on Artificial Intelligence‚ ECAI 2016‚ The Hague‚ The Netherlands‚ August 29 − September 2‚ 2016. Pages 1414−1422. IOS Press. August, 2016.

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Complexity of Approximate Query Answering under Inconsistency in Datalog+⁄−

Thomas Lukasiewicz‚ Enrico Malizia and Cristian Molinaro

In Jérôme Lang, editor, Proceedings of the 27th International Joint Conference on Artificial Intelligence and the 23rd European Conference on Artificial Intelligence‚ IJCAI−ECAI 2018‚ Stockholm‚ Sweden‚ July 13−19‚ 2018. Pages 1921−1927. IJCAI/AAAI Press. July, 2018.

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Complexity of Threshold Query Answering in Probabilistic Ontological Data Exchange

Thomas Lukasiewicz and Livia Predoiu

In Maria S. Fox and Gal A. Kaminka, editors, Proceedings of the 22nd European Conference on Artificial Intelligence‚ ECAI 2016‚ The Hague‚ The Netherlands‚ August 29 − September 2‚ 2016. Pages 1008−1016. IOS Press. August, 2016.

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Faceted search over RDF−based knowledge graphs

Marcelo Arenas‚ Bernardo Cuenca Grau‚ Evgeny Kharlamov‚ Sarunas Marciuska and Dmitriy Zheleznyakov

In Journal of Web Semantics. Vol. 37. Pages 55−74. 2016.

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Generalized Consistent Query Answering under Existential Rules

Thomas Eiter‚ Thomas Lukasiewicz and Livia Predoiu

In James P. Delgrande and Frank Wolter, editors, Proceedings of the 15th International Conference on the Principles of Knowledge Representation and Reasoning‚ KR 2016‚ Cape Town‚ South Africa‚ April 25−29‚ 2016. Pages 359−368. AAAI Press. April, 2016.

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Learning Structured Video Descriptions: Automated Video Knowledge Extraction for Video Understanding Tasks

Daniel Vasile and Thomas Lukasiewicz

In Hervé Panetto‚ Christophe Debruyne‚ Henderik A. Proper‚ Claudio Agostino Ardagna‚ Dumitru Roman and Robert Meersman, editors, On the Move to Meaningful Internet Systems. OTM 2018 Conferences: Confederated International Conferences: CoopIS‚ C&TC‚ and ODBASE 2018‚ Valletta‚ Malta‚ October 23−24‚ 2018. Vol. 11230 of Lecture Notes in Computer Science. Pages 315−332. Springer. October, 2018.

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Lightweight Tag−Aware Personalized Recommendation on the Social Web Using Ontological Similarity

Zhenghua Xu‚ Oana Tifrea−Marciuska‚ Thomas Lukasiewicz‚ Maria Vanina Martinez‚ Gerardo I. Simari and Cheng Chen

In IEEE Access. Vol. 6. No. 1. Pages 35590−35610. July, 2018.

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Limiting Logical Violations in Ontology Alignment Through Negotiation

Ernesto Jimenez−Ruiz‚ Terry R. Payne‚ Alessandro Solimando and Valentina Tamma

In Proceedings of the 15th International Conference on Principles of Knowledge Representation and Reasoning (KR). AAAI Press. April, 2016.

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Location−Aware Personalized News Recommendation with Deep Semantic Analysis

Cheng Chen‚ Xiangwu Meng‚ Zhenghua Xu and Thomas Lukasiewicz.

In IEEE Access. Vol. 5. Pages 1624–1638. January, 2017.

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Many Facets of Reasoning Under Uncertainty‚ Inconsistency‚ Vagueness‚ and Preferences: A Brief Survey

Gabriele Kern−Isberner and Thomas Lukasiewicz

In Künstliche Intelligenz. Vol. 31. No. 1. Pages 9–13. March, 2017.

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Minimizing Conservativity Violations in Ontology Alignments: Algorithms and Evaluation

Alessandro Solimando‚ Ernesto Jimenez−Ruiz and Giovanna Guerrini

In Knowledge and Information Systems. 2016.

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On the Complexity of mCP−Nets

Thomas Lukasiewicz and Enrico Malizia

In Dale Schuurmans and Michael Wellman, editors, Proceedings of the 30th National Conference on Artificial Intelligence‚ AAAI 2016‚ Phoenix‚ Arizona‚ USA‚ February 12–17‚ 2016. Pages 558−564. AAAI Press. February, 2016.

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Ontological Query Answering under Many−Valued Group Preferences in Datalog+⁄−

Bettina Fazzinga‚ Thomas Lukasiewicz‚ Maria Vanina Martinez‚ Gerardo I. Simari and Oana Tifrea−Marciuska

In International Journal of Approximate Reasoning. Vol. 93. Pages 354–371. February, 2018.

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Ontology−Mediated Queries for Probabilistic Databases

Stefan Borgwardt‚ İsmail İlkan Ceylan and Thomas Lukasiewicz

In Satinder Singh and Shaul Markovitch, editors, Proceedings of the 31st National Conference on Artificial Intelligence‚ AAAI 2017‚ San Francisco‚ California‚ USA‚ February 4–9‚ 2017. Pages 1063–1069. AAAI Press. 2017.

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Preferential Query Answering over the Semantic Web with Possibilistic Networks

Stefan Borgwardt‚ Bettina Fazzinga‚ Thomas Lukasiewicz‚ Akanksha Shrivastava and Oana Tifrea−Marciuska

In Subbarao Kambhampati, editor, Proceedings of the 25th International Joint Conference on Artificial Intelligence‚ IJCAI 2016‚ New York‚ NY‚ USA‚ July 9−15‚ 2016. Pages 994−1000. IJCAI/AAAI Press. July, 2016.

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Probabilistic Models over Weighted Orderings: Fixed−Parameter Tractable Variable Elimination

Thomas Lukasiewicz‚ Maria Vanina Martinez‚ David Poole and Gerardo I. Simari

In James P. Delgrande and Frank Wolter, editors, Proceedings of the 15th International Conference on the Principles of Knowledge Representation and Reasoning‚ KR 2016‚ Cape Town‚ South Africa‚ April 25−29‚ 2016. Pages 494−504. AAAI Press. April, 2016.

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Query Answering in Ontologies Under Preference Rankings

İsmail İlkan Ceylan‚ Thomas Lukasiewicz‚ Rafael Peñaloza and Oana Tifrea−Marciuska

In Carles Sierra, editor, Proceedings of the 26th International Joint Conference on Artificial Intelligence‚ IJCAI 2017‚ Melbourne‚ Australia‚ August 19−25‚ 2017. Pages 943–949. IJCAI/AAAI Press. August, 2017.

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Recent Advances in Querying Probabilistic Knowledge Bases

Stefan Borgwardt‚ İsmail İlkan Ceylan and Thomas Lukasiewicz

In Jérôme Lang, editor, Proceedings of the 27th International Joint Conference on Artificial Intelligence and the 23rd European Conference on Artificial Intelligence‚ IJCAI−ECAI 2018‚ Stockholm‚ Sweden‚ July 13−19‚ 2018. Pages 5420−5426. IJCAI/AAAI Press. July, 2018.

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Tag−Aware Personalized Recommendation Using a Deep−Semantic Similarity Model with Negative Sampling

Zhenghua Xu‚ Cheng Chen‚ Thomas Lukasiewicz‚ Yishu Miao and Xiangwu Meng

In Elisa Bertino‚ Fabio Crestani‚ Javed Mostafa‚ Jie Tang‚ Luo Si and Xiaofang Zhou, editors, Proceedings of the 25th ACM International Conference on Information and Knowledge Management‚ CIKM 2016‚ Indianapolis‚ USA‚ October 24−28‚ 2016. Pages 1921−1924. ACM Press. October, 2016.

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Tag−Aware Personalized Recommendation Using a Hybrid Deep Model

Zhenghua Xu‚ Thomas Lukasiewicz‚ Cheng Chen‚ Yishu Miao and Xiangwu Meng

In Carles Sierra, editor, Proceedings of the 26th International Joint Conference on Artificial Intelligence‚ IJCAI 2017‚ Melbourne‚ Australia‚ August 19−25‚ 2017. Pages 3196–3202. IJCAI/AAAI Press. August, 2017.

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Towards Analytics Aware Ontology Based Access to Static and Streaming Data

Evgeny Kharlamov‚ Yannis Kotidis‚ Theofilos Mailis‚ Christian Neuenstadt‚ Charalampos Nikolaou‚ Oezguer Oezcep‚ Christoforos Svingos‚ Sebastian Brandt Dmitriy Zheleznyako and‚ Ian Horrocks‚ Yannis Ioannidis‚ Steffen Lamparter and Ralf Moeller

In Proc. of International Semantic Web Conference (ISWC). October, 2016.

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Towards the Semantic Enrichment of Free−text Annotation of Image Quality Assessment for UK Biobank Cardiac Cine MRI Scans

Valentina Carapella‚ Ernesto Jimenez−Ruiz‚ Elena Lukaschuk‚ Nay Aung‚ Kenneth Fung‚ Jose Paiva‚ Mihir Sanghvi‚ Stefan Neubauer‚ Steffen Petersen‚ Ian Horrocks and Stefan Piechnik

In MICCAI Workshop on Large−scale Annotation of Biomedical data and Expert Label Synthesis (LABELS). 2016.

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Uncertainty Reasoning for the Semantic Web

Thomas Lukasiewicz

In Giovambattista Ianni‚ Domenico Lembo‚ Leopoldo E. Bertossi‚ Wolfgang Faber‚ Birte Glimm‚ Georg Gottlob and Steffen Staab, editors, Reasoning Web. Semantic Interoperability on the Web − 13th International Summer School 2017‚ London‚ UK‚ July 7−11‚ 2017‚ Tutorial Lectures. Vol. 10370 of Lecture Notes in Computer Science. Pages 276–291. Springer. 2017.

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User validation in ontology alignment

Zlatan Dragisic‚ Valentina Ivanova‚ Patrick Lambrix‚ Daniel Faria‚ Ernesto Jimenez−Ruiz and Catia Pesquita

In Proceedings of the International Semantic Web Conference. Vol. 9981 of LNCS. October, 2016.

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