2022W

• Scientific Research and Writing / 193.052 / SE

• Game-Theoretic Agent Programming
  2005 – 2008 / Austrian Science Fund (FWF)

Note: Due to the rollout of TU Wien’s new publication database, the list below may be slightly outdated. Once APIs for the new database have been released, everything will be up to date again.

2016

• Generalized Consistent Query Answering under Existential Rules / T. Eiter, T. Lukasiewicz, L. Predoiu / Talk: 15th International Conference on Principles of Knowledge Representation and Reasoning (KR 2016), Kapstadt; 2016-04-25 - 2016-04-29; in: "Proceedings, Fifteenth International Conference on Principles of Knowledge Representation and Reasoning (KR 2016)", J. Delgrande, F. Wolter (ed.); (2016), ISBN: 978-1-57735-755-1; 359 - 368

2015

• From Classical to Consistent Query Answering under Existential Rules / T. Lukasiewicz, M. Martinez, A. Pieris, G. Simari / Talk: 9th Alberto Mendelzon International Workshop on Foundations of Data Management (AMW 2015), Lima, Peru; 2015-05-06 - 2015-05-08; in: "Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6 - 8, 2015", CEUR Workshop Proceedings, 1378 (2015), 6 pages
• From Classical to Consistent Query Answering under Existential Rules / T. Lukasiewicz, M. Martinez, A. Pieris, G. Simari / in: "Proceedings of the Twenty-Ninth AAAI Conference on Artificial Intelligence", AAAI Press, 2015, ISBN: 978-1-57735-698-1, 1546 - 1552

2011

• Well-founded semantics for description logic programs in the Semantic Web / T. Eiter, G. Ianni, T. Lukasiewicz, R. Schindlauer / ACM Transactions on Computational Logic, 12 (2011), 2; 1 - 41

2010

• Combining Semantic Web search with the power of inductive reasoning / C. d´Amato, N. Fanizzi, B. Fazzinga, G. Gottlob, T. Lukasiewicz / Talk: International Conference on Scalable Uncertainty Management (SUM), Toulouse, France; 2010-09-27 - 2010-09-29; in: "Proceedings of the 4th International Conference on Scalable Uncertainty Management (SUM 2010)", A. Deshpande, A. Hunter (ed.); Springer LNCS, 6379 (2010), ISBN: 978-3-642-15950-3; 137 - 150
• Datalog+/-: A family of logical knowledge representation and query languages for new applications / A. Cali, G. Gottlob, T. Lukasiewicz, B. Marnette, A. Pieris / Keynote Lecture: Symposium on Logic in Computer Science (LICS), Edinburgh, United Kingdom (invited); 2010-07-11 - 2010-07-14; in: "Proceedings of the 25th Symposium on Logic in Computer Science (LICS 2010)", J.-P. Jouannaud (ed.); IEEE Computer Society, (2010), ISBN: 978-0-7695-4114-3; 228 - 242
• Ontological reasoning with F-Logic Lite and its extensions / A. Cali, G. Gottlob, M. Kifer, T. Lukasiewicz, A. Pieris / Talk: Twenty-Fourth AAAI Conference on Artificial Intelligence, Atlanta, Georgia, USA; 2010-07-11 - 2010-07-15; in: "Proceedings of the 24th National Conference on Artificial Intelligence (AAAI 2010)", M. Fox, D. Poole (ed.); AAAI Press, (2010), ISBN: 978-1-57735-463-5; 1660 - 1665
• Inductive reasoning and Semantic Web search / C. d´Amato, F. Esposito, N. Fanizzi, B. Fazzinga, G. Gottlob, T. Lukasiewicz / Talk: 25th ACM Symposium on Applied Computing (SAC 2010), Sierre, Switzerland; 2010-03-22 - 2010-03-26; in: "Proceedings of the 25th ACM Symposium on Applied Computing (SAC 2010)", S. Shin, S. Ossowski, M. Schumacher, M. Palakal, C. Hung (ed.); ACM, (2010), ISBN: 978-1-60558-638-0; 1446 - 1447
• Semantic Web search based on ontological conjunctive queries / B. Fazzinga, G. Gianforme, G. Gottlob, T. Lukasiewicz / Talk: International Symposium on Foundations of Information and Knowledge Systems (FoIKS), Sofia, Bulgaria; 2010-02-14 - 2010-02-19; in: "Proceedings of the 6th International Symposium on Foundations of Information and Knowledge Systems (FoIKS 2010)", H. Prade, S. Link (ed.); Springer LNCS, 5956 (2010), ISBN: 978-3-642-11828-9; 153 - 172
• Tightly coupled fuzzy description logic programs under the answer set semantics for the Semantic Web / T. Lukasiewicz, U. Straccia / in: "Progressive Concepts for Semantic Web Evolution: Applications and Developments", issued by: Advances in Semantic Web Information Systems; Information Science Reference, 2010, (invited), ISBN: 9781605669922, 237 - 254
• Datalog extensions for tractable query answering over ontologies / A. Cali, G. Gottlob, T. Lukasiewicz / in: "Semantic Web Information Management: A Model-Based Perspective", R. De Virgilio, F. Giunchiglia, L. Tanca (ed.); Springer, Heidelberg, 2010, (invited), ISBN: 978-3-642-04328-4, 249 - 279
• Proceedings of the 6th International Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2010) / F. Bobillo, R. Carvalho, P. da Costa, C. d´Amato, N. Fanizzi, K.B. Laskey, K.J. Laskey, T. Lukasiewicz, T. Martin, N. Nickles, M. Pool / CEUR-Proceedings, Aachen, Vol. 654, 2010, ISSN: 1613-0073; 112 pages
• Proceedings of the 4th International Conference on Web Reasoning and Rule Systems (RR 2010) / P. Hitzler, T. Lukasiewicz / Springer LNCS, Heidelberg, 2010, ISBN: 978-3-642-15917-6
• Proceedings of the 1st International Workshop on Uncertainty in Description Logics (UniDL 2010) / T. Lukasiewicz, R. Penaloza, A. Turhan / CEUR-Proceedings, Aachen, Vol. 613, 2010, ISSN: 1613-0073; 87 pages
• A novel combination of answer set programming with description logics for the Semantic Web / T. Lukasiewicz / IEEE Transactions on Knowledge and Data Engineering, 22 (2010), 11; 1577 - 1592
• Semantic search on the Web / B. Fazzinga, T. Lukasiewicz / Semantic Web, 1 (2010), 1/2; 89 - 96

2009

• Inductive Query Answering and Concept Retrieval Exploiting Local Models / C. d´Amato, N. Fanizzi, F. Esposito, T. Lukasiewicz / Talk: International Conference on Intelligent Systems Design and Applications (ISDA), Pisa, Italy; 2009-11-30 - 2009-12-02; in: "Proceedings of the 9th International Conference on Intelligent Systems Design and Applications (ISDA 2009)", B. Lazzerini, L. Jain, A. Abraham, F. Marcelloni, F. Herrera, V. Loia (ed.); IEEE Computer Society, (2009), 1209 - 1214
• Combining Semantic Web Search with the Power of Inductive Reasoning / C. d´Amato, N. Fanizzi, B. Fazzinga, G. Gottlob, T. Lukasiewicz / Talk: Workshop on Uncertainty Reasoning for the Semantic Web (URSW), Washington DC, USA; 2009-10-26; in: "Proceedings of the Fifth International Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2009)", F. Bobillo, P. da Costa, C. d´Amato, N. Fanizzi, K.B. Laskey, K.J. Laskey, T. Lukasiewicz, T. Martin, N. Nickles, M. Pool, S. Smrz (ed.); CEUR-Proceedings, 527 (2009), ISSN: 1613-0073; 15 - 26
• Uncertainty Reasoning for the Semantic Web / T. Lukasiewicz / Talk: International Conference on Web Reasoning and Rule Systems (RR), Chantilly, Virginia, USA (invited); 2009-10-25 - 2009-10-29; in: "Proceedings of the 3rd International Conference on Web Reasoning and Rule Systems (RR 2009)", A. Polleres, T. Swift (ed.); Springer Lecture Notes in Computer Science, 5837 (2009), ISBN: 978-3-642-05081-7; 26 - 39
• Uncertainty in the Semantic Web / T. Lukasiewicz / Keynote Lecture: International Conference on Scalable Uncertainty Management (SUM), Washington DC, USA (invited); 2009-09-28 - 2009-09-30; in: "Proceedings of the 3rd International Conference on Scalable Uncertainty Management (SUM 2009)", L. Godo, A. Pugliese (ed.); Springer Lecture Notes in Computer Science, 5785 (2009), ISBN: 978-3-642-04387-1; 2 - 11
• Approximate Classification of Semantically Annotated Web Resources Exploiting Pseudo-metrics Induced by Local Models / C. d´Amato, N. Fanizzi, F. Esposito, T. Lukasiewicz / Talk: 2009 IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology, Mailand, Italien; 2009-09-15 - 2009-09-18; in: "Proceedings of the 2009 IEEE/WIC/ACM International Conference on Web Intelligence (WI 2009)", R. Baeza-Yates, B. Berendt, E. Bertino, E.P. Lim, G. Pasi (ed.); IEEE Computer Society, (2009), ISBN: 978-0-7695-3801-3; 689 - 692
• Combining Boolean Games with the Power of Ontologies for Automated Multi-Attribute Negotiation in the Semantic Web / T. Lukasiewicz, A. Ragone / Talk: IEEE/WIC/ACM International Conference on Intelligent Agent Technology (IAT), Milan, Italy; 2009-09-15 - 2009-09-18; in: "Proceedings of the 2009 IEEE/WIC/ACM International Conference on Intelligent Agent Technology (IAT 2009)", R. Baeza-Yates, J. Lang, S. Mitra, S. Parsons, G. Pasi (ed.); IEEE, (2009), 395 - 402
• A Combination of Boolean Games with Description Logics for Automated Multi-Attribute Negotiation / T. Lukasiewicz, A. Ragone / Talk: International Workshop on Description Logics (DL), Oxford, UK; 2009-07-27 - 2009-07-30; in: "Proceedings of the 22nd International Workshop on Description Logics (DL 2009)", B. Cuenca Grau, I. Horrocks, B. Motik, U. Sattler (ed.); CEUR workshop proceedings, 477 (2009), ISSN: 1613-0073; 47:1 - 47:12
• Tractable Query Answering over Ontologies with Datalog+- / A. Cali, G. Gottlob, T. Lukasiewicz / Talk: International Workshop on Description Logics (DL), Oxford, UK; 2009-07-27 - 2009-07-30; in: "Proceedings of the 22nd International Workshop on Description Logics (DL 2009)", B. Cuenca Grau, I. Horrocks, B. Motik, U. Sattler (ed.); CEUR workshop proceedings, 477 (2009), ISSN: 1613-0073; 46:1 - 46:12
• A General Datalog-Based Framework for Tractable Query Answering over Ontologies / A. Cali, G. Gottlob, T. Lukasiewicz / Talk: ACM Symposium on Principles of Database Systems (PODS), Providence, Rhode Island, USA; 2009-06-29 - 2009-07-02; in: "Proceedings of the 28th ACM Symposium on Principles of Database Systems (PODS 2009)", J. Paredaens, S. Jianwen (ed.); ACM Press, (2009), ISBN: 978-1-60558-553-6; 77 - 86
• Datalog±: A Unified Approach to Ontologies and Integrity Constraints / A. Cali, G. Gottlob, T. Lukasiewicz / Keynote Lecture: Italian Symposium on Databases (SEBD), Camogli, Italy (invited); 2009-06-21 - 2009-06-24; in: "Proceedings of the 17th Italian Symposium on Advanced Database Systems (SEBD 2009)", V. De Antonellis, S. Castano, B. Catania, G. Guerrini (ed.); Seneca Edizioni, Torino, Italia (2009), ISBN: 978-88-6122-154-3; 5 - 6
• A General Datalog-Based Framework for Tractable Query Answering over Ontologies / A. Cali, G. Gottlob, T. Lukasiewicz / Talk: Italian Symposium on Databases (SEBD), Camogli, Italy; 2009-06-21 - 2009-06-24; in: "Proceedings of the 17th Italian Symposium on Advanced Database Systems (SEBD 2009)", V. De Antonellis, S. Castano, B. Catania, G. Guerrini (ed.); Seneca Edizioni, Torino, Italia (2009), ISBN: 978-88-6122-154-3; 29 - 36
• Datalog±: A Unified Approach to Ontologies and Integrity Constraints / A. Cali, G. Gottlob, T. Lukasiewicz / Keynote Lecture: International Conference on Database Theory (ICDT), Saint-Petersburg, Russia (invited); 2009-03-23 - 2009-03-26; in: "Proceedings of the 12th International Conference on Database Theory (ICDT 2009)", R. Fagin (ed.); ACM International Conference Proceeding Series, 361 (2009), 14 - 30
• Hybrid Reasoning with Rules and Ontologies / W. Drabent, T. Eiter, G. Ianni, T. Krennwallner, T. Lukasiewicz, J. Maluszynski / in: "Semantic Techniques for the Web: The REWERSE Perspective", F. Bry, J. Maluszynski (ed.); Springer, Heidelberg, 2009, (invited), ISBN: 978-3-642-04580-6, 1 - 49
• Proceedings of the Fifth International Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2009) / F. Bobillo, P. da Costa, C. d´Amato, N. Fanizzi, K.B. Laskey, K.J. Laskey, T. Lukasiewicz, T. Martin, N. Nickles, M. Pool, S. Smrz / CEUR-Proceedings, Aachen, Vol. 527, 2009, ISSN: 1613-0073; 88 pages
• Tightly Coupled Probabilistic Description Logic Programs for the Semantic Web / A. Cali, T. Lukasiewicz, L. Predoiu, H. Stuckenschmidt / LNCS Journal on Data Semantics, 12 (2009), 95 - 130
• Reasoning about Actions with Sensing under Qualitative and Probabilistic Uncertainty / L. Iocchi, T. Lukasiewicz, D. Nardi, R. Rosati / ACM Transactions on Computational Logic, 10 (2009), 1
• Description Logic Programs under Probabilistic Uncertainty and Fuzzy Vagueness / T. Lukasiewicz, U. Straccia / International Journal of Approximate Reasoning, 50 (2009), 6; 837 - 853
• Well-Founded Semantics for Description Logic Programs in the Semantic Web / T. Eiter, G. Ianni, T. Lukasiewicz, R. Schindlauer / Report for TU Wien, Institut für Informationssysteme; Report No. INFSYS RR 1843-09-01, 2009; 42 pages

2008

• Combining Boolean Games with the Power of Ontologies for Automated Multi-Attribute Negotiation in the Semantic Web (SMRR) / T. Lukasiewicz, A. Ragone / Talk: International Workshop on Service Matchmaking and Resource Retrieval in the Semantic Web (SMRR), Karlsruhe, Germany; 2008-10-27; in: "Proceedings of the 2nd International Workshop on Service Matchmaking and Resource Retrieval in the Semantic Web (SMRR 2008)", R. Lara Hernandez, T. Di Noia, I. Toma (ed.); CEUR Workshop Proceedings, 416 (2008), ISSN: 1613-0073; Paper ID 5, 15 pages
• Representing Uncertain Concepts in Rough Description Logics via Contextual Indiscernibility Relations / N. Fanizzi, C. d´Amato, F. Esposito, T. Lukasiewicz / Talk: Workshop on Uncertainty Reasoning for the Semantic Web (URSW), Karlsruhe, Germany; 2008-10-26; in: "Proceedings of the 4th International Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2008)", F. Bobillo, P. da Costa, C. d´Amato, N. Fanizzi, K.B. Laskey, K.J. Laskey, T. Lukasiewicz et al. (ed.); CEUR Workshop Proceedings, 423 (2008), ISSN: 1613-0073; Paper ID 7, 10 pages
• Tractable Reasoning with Bayesian Description Logics / C. d´Amato, N. Fanizzi, T. Lukasiewicz / Talk: International Conference on Scalable Uncertainty Management (SUM), Naples, Italien; 2008-10-01 - 2008-10-03; in: "Proceedings of the 2nd International Conference on Scalable Uncertainty Management (SUM 2008)", S. Greco, T. Lukasiewicz (ed.); Lecture Notes in Computer Science, Springer, 5291 (2008), ISBN: 978-3-540-87992-3; 146 - 159
• Representing Ontology Mappings with Probabilistic Description Logic Programs / A. Cali, T. Lukasiewicz, L. Predoiu, H. Stuckenschmidt / Talk: Italian Symposium on Databases (SEBD), Mondello, Italy; 2008-06-22 - 2008-06-25; in: "Proceedings of the 16th Italian Symposium on Advanced Database Systems (SEBD 2008)", (2008), 438 - 445
• Tightly Integrated Probabilistic Description Logic Programs for Representing Ontology Mappings / A. Cali, T. Lukasiewicz, L. Predoiu, H. Stuckenschmidt / Talk: 5th International Symposium on Foundations of Information and Knowledge Systems (FoIKS'08), Pisa, Italien; 2008-02-11 - 2008-02-15; in: "Proceedings of the 5th International Symposium on Foundations of Information and Knowledge Systems (FoIKS 2008)", S. Hartmann, G. Kern-Isberner (ed.); Springer LNCS, 4932 (2008), ISBN: 978-3-540-77683-3; 178 - 198
• An Approach to Probabilistic Data Integration for the Semantic Web / A. Cali, T. Lukasiewicz / in: "Uncertainty Reasoning for the Semantic Web I, Volume 5327 of Lecture Notes in Computer Science", P. da Costa, C. d´Amato, N. Fanizzi, K.B. Laskey, K.J. Laskey, T. Lukasiewicz, N. Nickles, M. Pool (ed.); issued by: Springer; Springer LNCS, Berlin / Heidelberg, 2008, ISBN: 978-3-540-89764-4, 52 - 65
• Rule-Based Approaches for Representing Probabilistic Ontology Mappings / A. Cali, T. Lukasiewicz, L. Predoiu, H. Stuckenschmidt / in: "Uncertainty Reasoning for the Semantic Web I, Volume 5327 of Lecture Notes in Computer Science", P. da Costa, C. d´Amato, N. Fanizzi, K.B. Laskey, K.J. Laskey, T. Lukasiewicz, N. Nickles, M. Pool (ed.); issued by: Springer; Springer LNCS, Berlin / Heidelberg, 2008, ISBN: 978-3-540-89764-4, 66 - 87
• Uncertainty Representation and Reasoning in the Semantic Web / P. da Costa, K.B. Laskey, T. Lukasiewicz / in: "Semantic Web Engineering in the Knowledge Society", J. Cardoso, M. Lytras (ed.); Information Science Reference, 2008, ISBN: 978-1-60566-112-4, 315 - 340
• Proceedings of the 4th International Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2008). Volume 423 of CEUR Workshop Proceedings / F. Bobillo, P. da Costa, C. d´Amato, N. Fanizzi, K.B. Laskey, K.J. Laskey, T. Lukasiewicz, T. Martin, N. Nickles, M. Pool, S. Smrz / CEUR-WS.org, 2008, ISSN: 1613-0073; 145 pages
• Logical Approaches to Imprecise Probabilities. International Journal of Approximate Reasoning, 49(1) / T. Lukasiewicz / Elsevier, 2008, ISSN: 0888-613x; 99 pages
• Uncertainty Reasoning for the Semantic Web I. Volume 5327 of Lecture Notes in Computer Science / P. da Costa, C. d´Amato, N. Fanizzi, K.B. Laskey, K.J. Laskey, T. Lukasiewicz, N. Nickles, M. Pool / Springer LNCS, Berlin / Heidelberg, 2008, ISBN: 978-3-540-89764-4; 403 pages
• Proceedings of the 2nd International Conference on Scalable Uncertainty Management (SUM 2008), Springer LNCS 5291 / S. Greco, T. Lukasiewicz / Springer, LNCS, Heidelberg, 2008, ISSN: 0302-9743; 401 pages
• Using Search Strategies and a Description Logic Paradigm with Conditional Preferences for Literature Search / J. Schellhase, T. Lukasiewicz / International Journal of Metadata, Semantics and Ontologies, 3 (2008), 1; 68 - 83
• Fuzzy Description Logic Programs under the Answer Set Semantics for the Semantic Web / T. Lukasiewicz / Fundamenta Informaticae, 82 (2008), 3; 289 - 310
• Tightly Coupled Fuzzy Description Logic Programs under the Answer Set Semantics for the Semantic Web / T. Lukasiewicz, U. Straccia / International Journal on Semantic Web and Information Systems, 4 (2008), 3; 68 - 89
• Expressive Probabilistic Description Logics / T. Lukasiewicz / Artificial Intelligence, 172 (2008), 6-7; 852 - 883
• Combining Answer Set Programming with Description Logics for the Semantic Web / T. Eiter, G. Ianni, T. Lukasiewicz, R. Schindlauer, H. Tompits / Artificial Intelligence, 172 (2008), 12-13; 1495 - 1593
• Probabilistic Description Logic Programs under Inheritance with Overriding for the Semantic Web / T. Lukasiewicz / International Journal of Approximate Reasoning, 49(1), 18-34 (2008), 1; 18 - 34
• Managing Uncertainty and Vagueness in Description Logics for the Semantic Web / T. Lukasiewicz, U. Straccia / Journal of Web Semantics, 6 (2008), 4; 291 - 308
• From Web Search to Semantic Web Search / B. Fazzinga, G. Gianforme, G. Gottlob, T. Lukasiewicz / Report for TU Wien. Institut für Informationssysteme 184/3, Abteilung für Wissensbasierte Systeme; Report No. INFSYS RR-1843-08-11, 2008; 27 pages
• "Combining Boolean Games with the Power of Ontologies for Automated Multi-Attribute Negotiation in the Semantic Web / T. Lukasiewicz, A. Ragone / Report for TU Wien. Institut für Informationssysteme 184/3, Abteilung für Wissensbasierte Systeme; Report No. INFSYS RR-1843-08-08, 2008; 20 pages
• Adaptive Game-Theoretic Agent Programming in Golog / A. Finzi, T. Lukasiewicz / Report for TU Wien. Institut für Informationssysteme 184/3, Abteilung für Wissensbasierte Systeme; Report No. INFSYS RR-1843-08-07, 2008; 40 pages
• Team Programming in Golog under Partial Observability / A. Farinelli, A. Finzi, T. Lukasiewicz / Report for TU Wien. Institut für Informationssysteme 184/3, Abteilung für Wissensbasierte Systeme; Report No. INFSYS RR-1843-08-04, 2008; 21 pages

2007

• A Framework for Representing Ontology Mappings under Probabilities and Inconsistency / A. Cali, T. Lukasiewicz, L. Prodoiu, H. Stuckenschmidt / Talk: Workshop on Uncertainty Reasoning for the Semantic Web (URSW), Busan, Korea; 2007-11-12; in: "Proceedings of the ISWC-2007 Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2007)", F. Bobillo, P. Costa, C. d´Amato, N. Fanizzi, F. Fung, T. Lukasiewicz, T. Martin et al. (ed.); CEUR Workshop Proceedings, (2007)
• Description Logic Programs under Probabilistic Uncertainty and Fuzzy Vagueness / T. Lukasiewicz, U. Straccia / Talk: European Conference on Symbolic and Quantitative Approaches to Reasoning with Uncertainty (ECSQARU), Hammamet, Tunisia; 2007-10-31 - 2007-11-02; in: "Proceedings of the 9th European Conference on Symbolic and Quantitative Approaches to Reasoning with Uncertainty (ECSQARU 2007)", K. Mellouli (ed.); Springer Lecture Notes in Computer Science, 4724 (2007), ISBN: 978-3540752554; 187 - 198
• Top-k Retrieval in Description Logic Programs under Vagueness for the Semantic Web / T. Lukasiewicz, U. Straccia / Talk: International Conference on Scalable Uncertainty Management (SUM), Washington DC, USA; 2007-10-10 - 2007-10-12; in: "Proceedings of the 1st International Conference on Scalable Uncertainty Management (SUM 2007)", H. Prade, V. Subrahmanian (ed.); Springer Lecture Notes in Computer Science, 4772 (2007), ISBN: 978-3-540-75407-7; 16 - 30
• Tractable Probabilistic Description Logic Programs / T. Lukasiewicz / Talk: International Conference on Scalable Uncertainty Management (SUM), Washington DC, USA; 2007-10-10 - 2007-10-12; in: "Proceedings of the 1st International Conference on Scalable Uncertainty Management (SUM 2007)", H. Prade, V. Subrahmanian (ed.); Springer Lecture Notes in Artificial Intelligence, 4772 (2007), ISBN: 978-3-540-75407-7; 143 - 156
• Tightly Integrated Probabilistic Description Logic Programs for the Semantic Web / A. Cali, T. Lukasiewicz / Poster: International Conference on Logic Programming (ICLP), Porto, Portugal; 2007-09-08 - 2007-09-13; in: "Proceedings of the 23rd International Conference on Logic Programming (ICLP 2007)", V. Dahl, I. Niemelä (ed.); Springer Lecture Notes in Computer Science, 4670 (2007), ISBN: 978-3-540-74608-9; 428 - 429
• Tutorial on Managing Uncertainty and Vagueness in Semantic Web Languages / T. Lukasiewicz, U. Straccia / Talk: National Conference on Artificial Intelligence (AAAI), Vancouver, British Columbia, Canada; 2007-07-22 - 2007-07-26
• Tightly Integrated Fuzzy Description Logic Programs under the Answer Set Semantics for the Semantic Web / T. Lukasiewicz, U. Straccia / Talk: International Conference on Web Reasoning and Rule Systems (RR), Innsbruck, Austria; 2007-06-07 - 2007-06-08; in: "Proceedings of the 1st International Conference on Web Reasoning and Rule Systems (RR 2007)", M. Marchiori, J. Z. Pan, C. de Sainte Marie (ed.); Springer Lecture Notes in Computer Science, 4524 (2007), ISBN: 978-3-540-72981-5; 289 - 298
• A Novel Combination of Answer Set Programming with Description Logics for the Semantic Web / T. Lukasiewicz / Talk: 4th European Semantic Web Conference (ESWC 2007), Innsbruck, Austria; 2007-06-03 - 2007-06-07; in: "Proceedings of the 4th European Semantic Web Conference (ESWC 2007)", E. Franconi, M. Kifer, W. May (ed.); Springer Lecture Notes in Computer Science, 4519 (2007), ISBN: 978-3-540-72666-1; 384 - 398
• Tutorial on Managing Uncertainty and Vagueness in Semantic Web Languages / T. Lukasiewicz, U. Straccia / Talk: 4th European Semantic Web Conference (ESWC 2007), Innsbruck, Austria; 2007-06-03 - 2007-06-07
• Team Programming in Golog under Partial Observability / A. Farinelli, A. Finzi, T. Lukasiewicz / Poster: International Joint Conference on Artificial Intelligence (IJCAI), Hyderabad, India; 2007-01-06 - 2007-01-12; in: "Proceedings of the 20th International Joint Conference on Artificial Intelligence (IJCAI 2007)", M. Veloso (ed.); AAAI Press/IJCAI, (2007), 2097 - 2102
• Special Issue on Imprecise Probabilities, International Journal of Approximate Reasoning 44 (3). / A. Cano, F. Cozman, T. Lukasiewicz / Elsevier Science Publishers, Amsterdam, The Netherlands, 2007, ISSN: 0888-613x; 190 pages
• Proceedings of the ISWC-2007 Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2007). / F. Bobillo, P. Costa, N. Fanizzi, F. Fung, T. Lukasiewicz, T. Martin, N. Nickles, Y. Peng, M. Pool, S. Smrz, P. Vojt / CEUR-Proceedings, 2007, ISSN: 1613-0073; 137 pages
• Variable-Strength Conditional Preferences for Ranking Objects in Ontologies / T. Lukasiewicz, J. Schellhase / Journal of Web Semantics, 5 (2007), 3; 180 - 194
• Probabilistic Description Logic Programs / T. Lukasiewicz / International Journal of Approximate Reasoning, 45 (2007), 2; 288 - 307
• Nonmonotonic Probabilistic Logics under Variable-Strength Inheritance with Overriding: Complexity, Algorithms, and Implementation. / T. Lukasiewicz / International Journal of Approximate Reasoning, 44 (2007), 3; 301 - 321
• Uncertainty and Vagueness in Description Logic Programs for the Semantic Web / T. Lukasiewicz, U. Straccia / Report for TU Wien, Institut für Informationssysteme; Report No. INFSYS RR 1843-07-02, 2007; 21 pages
• Tightly Integrated Fuzzy Description Logic Programs under the Answer Set Semantics for the Semantic Web / T. Lukasiewicz, U. Straccia / Report for TU Wien, Institut für Informationssysteme; Report No. INFSYS RR 1843-07-03, 2007; 19 pages
• Combining Answer Set Programming with Description Logics for the Semantic Web / T. Eiter, G. Ianni, T. Lukasiewicz, R. Schindlauer, H. Tompits / Report for TU Wien, Institut für Informationssysteme; Report No. INFSYS RR-1843-07-04, 2007; 66 pages
• Tightly Integrated Probabilistic Description Logic Programs. / A. Cali, T. Lukasiewicz / Report for TU Wien, Institut für Informationssysteme; Report No. INFSYS RR-1843-07-05, 2007; 20 pages
• Variable-Strength Conditional Preferences for Ranking Objects in Ontologies / T. Lukasiewicz, J. Schellhase / Report for TU Wien, Institut für Informationssysteme; Report No. INFSYS RR-1843-07-06, 2007; 32 pages

2006

• Fuzzy Description Logic Programs under the Answer Set Semantics for the Semantic Web / T. Lukasiewicz / Talk: International Conference on Rules and Rule Markup Languages for the Semantic Web (RuleML), Athens, Georgia, USA; 2006-11-10 - 2006-11-11; in: "Proceedings of the 2nd International Conference on Rules and Rule Markup Languages for the Semantic Web (RuleML 2006)", T. Eiter, E. Franconi, R. Hodgson, S. Stephens (ed.); IEEE Computer Society, (2006), ISBN: 0-7695-2652-7; 89 - 96
• Preferences, Links, and Probabilities for Ranking Objects in Ontologies / T. Lukasiewicz, J. Schellhase / Talk: Workshop on Uncertainty Reasoning for the Semantic Web (URSW), Athens, Georgia, USA; 2006-11-05; in: "Proceedings of the ISWC-2006 Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2006)", P. da Costa, K.B. Laskey, K.J. Laskey, F. Fung, M. Pool (ed.); CEUR Workshop Proceedings, 218 (2006), 65 - 66
• An Approach to Probabilistic Data Integration for the Semantic Web / A. Cali, T. Lukasiewicz / Talk: Workshop on Uncertainty Reasoning for the Semantic Web (URSW), Athens, Georgia, USA; 2006-11-05; in: "Proceedings of the ISWC-2006 Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2006)", P. da Costa, K.B. Laskey, K.J. Laskey, F. Fung, M. Pool (ed.); CEUR Workshop Proceedings, 218 (2006), 67 - 68
• Adaptive Multi-Agent Programming in GTGolog / A. Finzi, T. Lukasiewicz / Poster: European Conference on Artificial Intelligence, Riva del Garda, Italy; 2006-08-28 - 2006-09-01; in: "Proceedings of the 17th biennial European Conference on Artificial Intelligence (ECAI 2006)", G. Brewka, S. Coradeschi, A. Perini, P. Traverso (ed.); IOS Press, (2006), ISBN: 1-58603-642-4; 753 - 754
• Game-Theoretic Agent Programming in Golog under Partial Observability / A. Finzi, T. Lukasiewicz / Talk: Annual German Conference on Artificial Intelligence (KI), Bremen, Germany; 2006-06-14 - 2006-06-17; in: "Proceedings of the 29th Annual German Conference on Artificial Intelligence (KI 2006), Bremen, Germany, June 2006.", C. Freksa, M. Kohlhase, K. Schill (ed.); Lecture Notes in Computer Science, Springer., 4314 (2006), ISBN: 3-540-69911-2; 113 - 127
• Adaptive Multi-Agent Programming in GTGolog / A. Finzi, T. Lukasiewicz / Talk: Annual German Conference on Artificial Intelligence (KI), Bremen, Germany; 2006-06-14 - 2006-06-17; in: "Proceedings of the 29th Annual German Conference on Artificial Intelligence (KI 2006), Bremen, Germany, June 2006.", C. Freksa, M. Kohlhase, K. Schill (ed.); Lecture Notes in Computer Science. Springer., 4314 (2006), ISBN: 3-540-69911-2; 389 - 403
• Variable-Strength Conditional Preferences for Ranking Objects in Ontologies / T. Lukasiewicz, J. Schellhase / Talk: 3rd European Semantic Web Conference (ESWC 2006), Budva, Montenegro; 2006-06-11 - 2006-06-14; in: "Proceedings of the 3rd European Semantic Web Conference (ESWC 2006), Budva, Montenegro, June 2006", Y. Sure, J. Domingue (ed.); Lecture Notes in Computer Science. Springer., 4011 (2006), ISBN: 3-540-34544-2; 288 - 302
• Variable-Strength Conditional Preferences for Matchmaking in Description Logics / T. Lukasiewicz, J. Schellhase / Talk: Principles of Knowledge Representation and Reasoning (KR), Lake District, UK; 2006-06-02 - 2006-06-05; in: "Proceedings of the 10th International Conference on Principles of Knowledge Representation and Reasoning (KR 2006), Lake District, UK, June 2006.", P. Doherty, J. Mylopoulos, C. Welty (ed.); AAAI Press, (2006), ISBN: 978-1-57735-271-6; 164 - 174
• Causes and Explanations in the Structural-Model Approach: Tractable Cases / T. Eiter, T. Lukasiewicz / Artificial Intelligence, 170 (2006), 6-7; 542 - 580
• Probabilistic Description Logic Programs / T. Lukasiewicz / Report for TU Wien, Institut fuer Informationssysteme, INFSYS RR-1843-06-04; Report No. INFSYS RR-1843-06-04, 2006; 22 pages
• A novel combination of answer set programming with description logics for the Semantic Web / T. Lukasiewicz / Report for TU Wien, Institut fuer Informationssysteme, INFSYS RR-1843-06-08; Report No. INFSYS RR-1843-06-08, 2006; 19 pages
• An Overview of Uncertainty and Vagueness in Description Logics for the Semantic Web / T. Lukasiewicz, U. Straccia / Report for TU Wien, Institut fuer Informationssysteme, INFSYS RR-1843-06-07; Report No. INFSYS RR-1843-06-07, 2006; 34 pages
• Probabilistic Description Logics for the Semantic Web / T. Lukasiewicz / Report for TU Wien, Institut fuer Informationssysteme, INFSYS RR-1843-06-05; Report No. INFSYS RR-1843-06-05, 2006; 32 pages

2005

• Stratified Probabilistic Description Logic Programs / T. Lukasiewicz / Talk: Workshop on Uncertainty Reasoning for the Semantic Web (URSW), Galway, Ireland; 2005-11-07 - 2005-11-07; in: "Proceedings of the ISWC-2005 Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2005)", P. da Costa, K.B. Laskey, K.J. Laskey (ed.); (2005), 87 - 97
• Game-Theoretic Reasoning About Actions in Nonmonotonic Causal Theories / A. Finzi, T. Lukasiewicz / Talk: International Conference on Logic Programming and Nonmonotonic Reasoning (LPNMR), Diamante, Italy; 2005-09-05 - 2005-09-08; in: "Proceedings of the 8th International Conference on Logic Programming and Nonmonotonic Reasoning (LPNMR 2005)", C. Baral, G. Greco, N. Leone et al. (ed.); Springer, LNCS 3662 (2005), ISBN: 3-540-28538-5; 185 - 197
• Game-Theoretic Agent Programming in Golog under Partial Observability / A. Finzi, T. Lukasiewicz / Talk: Workshop on Game Theoretic and Decision Theoretic Agents (GTDT), Edinburgh, Scotland; 2005-07-31 - 2005-07-31; in: "Working Notes of IJCAI-05 Workshop on Game Theoretic and Decision Theoretic Agents (GTDT 2005)", P. Gmytrasiewicz, S. Parsons (ed.); (2005)
• Game-Theoretic Golog under Partial Observability / A. Finzi, T. Lukasiewicz / Talk: International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS), Utrecht, The Netherlands; 2005-07-25 - 2005-07-29; in: "Proceedings of the 4th International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2005)", F. Dignum, V. Dignum, S. Koenig, S. Kraus et al. (ed.); ACM Press, (2005), ISBN: 1-59593-094-9; 1301 - 1302
• Nonmonotonic Probabilistic Logics under Variable-Strength Inheritance with Overriding: Algorithms and Implementation in NMPROBLOG / T. Lukasiewicz / Talk: International Symposium on Imprecise Probabilities and Their Applications (ISIPTA), Pittsburgh, Pennsylvania, USA; 2005-07-20 - 2005-07-23; in: "Proceedings of the 4th International Symposium on Imprecise Probabilities and Their Applications (ISIPTA 2005)", CMU, (2005), 230 - 239
• Probabilistic Description Logic Programs / T. Lukasiewicz / Talk: European Conference on Symbolic and Quantitative Approaches to Reasoning with Uncertainty (ECSQARU), Barcelona, Spain; 2005-07-06 - 2005-07-08; in: "Proceedings of the 8th European Conference on Symbolic and Quantitative Approaches to Reasoning with Uncertainty (ECSQARU 2005)", L. Godo (ed.); Springer, LNAI 3571 (2005), ISBN: 3-540-27326-3; 737 - 749
• Weak Nonmonotonic Probabilistic Logics / T. Lukasiewicz / Artificial Intelligence, 168 (2005), 1-2; 119 - 161
• Nonmonotonic Probabilistic Reasoning under Variable-Strength Inheritance with Overriding / T. Lukasiewicz / Synthese, 146 (2005), 1-2; 153 - 169
• Probabilistic Logic under Coherence: Complexity and Algorithms / V. Biazzo, A. Gilio, T. Lukasiewicz, G. Sanfilippo / Annals of Mathematics and Artificial Intelligence, Online First (2005), Online First
• Variable-Strength Conditional Preferences for Matchmaking in Description Logics / T. Lukasiewicz, J. Schellhase / Report for TU Wien, Institut fuer Informationssysteme, INFSYS RR-1843-05-11; 2005
• Nonmonotonic Probabilistic Logics under Variable-Strength Inheritance with Overriding: Algorithms and Implementation in NMPROBLOG / T. Lukasiewicz / Report for TU Wien, Institut fuer Informationssysteme, INFSYS RR-1843-05-03; 2005; 23 pages
• Game-Theoretic Reasoning about Actions in Nonmonotonic Causal Theories / A. Finzi, T. Lukasiewicz / Report for TU Wien, Institut fuer Informationssysteme, INFSYS RR-1843-05-04; 2005; 15 pages
• Game-Theoretic Golog under Partial Observability / A. Finzi, T. Lukasiewicz / Report for TU Wien, Institut fuer Informationssysteme, INFSYS RR-1843-05-02; 2005; 17 pages

2004

• Well-founded Semantics for Description Logic Programs in the Semantic Web / T. Eiter, T. Lukasiewicz, R. Schindlauer, H. Tompits / Talk: Rules and Rule Markup Languages for the Semantic Web, Hiroshima, Japan; 2004-11-08; in: "Rules and Rule Markup Languages for the Semantic Web: Third International Workshop, RuleML 2004", G. Antoniou, H. Boley (ed.); Springer, LNCS 3323 (2004), ISBN: 3-540-23842-5; 81 - 97
• Combining Answer Set Programming with Description Logics for the Semantic Web / T. Eiter, T. Lukasiewicz, R. Schindlauer, H. Tompits / Talk: Principles of Knowledge Representation and Reasoning (KR), Whistler, BC, Canada; 2004-06-02 - 2004-06-05; in: "Principles of Knowledge Representation and Reasoning, Proceedings of the Ninth International Conference", D. Dubois, C. Welty, M.-A. Williams (ed.); AAAI Press, (2004), ISBN: 1-57735-201-7; 141 - 151
• Complexity Results for Explanations in the Structural-Model Approach / T. Eiter, T. Lukasiewicz / Artificial Intelligence, 154 (2004), 1-2; 145 - 198
• Game-Theoretic Agent Programming in Golog / A. Finzi, T. Lukasiewicz / 2004

2003

• Probabilistic Reasoning about Actions in Nonmonotonic Causal Theories / T. Eiter, T. Lukasiewicz / in: "Proceedings Nineteenth Conference on Uncertainty in Artificial Intelligence (UAI-2003)", Morgan Kaufmann Publishers, San Francisco, CA, USA, 2003, ISBN: 0-127-05664-5, 192 - 199
• Combining Answer Set Programming with Description Logics for the Semantic Web / T. Eiter, T. Lukasiewicz, R. Schindlauer, H. Tompits / 2003

2002

• Causes and Explanations in the Structural-Model Approach: Tractable Cases / T. Eiter, T. Lukasiewicz / Talk: Conference on Uncertainty in Artificial Intelligence (UAI), Edmonton, Alberta, Canada; 2002-08-01 - 2002-08-04; in: "Proceedings Eighteenth Conference on Uncertainty in Artificial Intelligence (UAI-2002)", A. Darwiche, N. Friedman (ed.); Morgan Kaufmann, (2002), 146 - 153
• Complexity Results for Explanations in the Structural-Model Approach / T. Eiter, T. Lukasiewicz / Talk: Principles of Knowledge Representation and Reasoning (KR), Toulouse, France; 2002-04-22 - 2002-04-25; in: "Proceedings Eighth International Conference on Principles of Knowledge Representation and Reasoning (KR-02)", D. Fensel et al. (ed.); Morgan Kaufmann, (2002), ISBN: 1-55860-847-8; 49 - 60
• Complexity Results for Structure-Based Causality / T. Eiter, T. Lukasiewicz / Artificial Intelligence, 142 (2002), 1; 53 - 89
• Causes and Explanations in the Structural-Model Approach: Tractable Cases (INFSYS RR-1843-02-03) / T. Eiter, T. Lukasiewicz / Report for Institut f. Informationssysteme; 2002