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Publikationsliste für Angehörige von
E192 - Institut für Logic and Computation
E192-02 Database and AI
als Autorinnen / Autoren bzw. wesentlich beteiligte Personen
2015 - 2015

74 Datensätze


Bücher und Buch-Herausgaben


  1. T. Eiter, H. Strass, M. Truszczynski, S. Woltran:
    "Advances in Knowledge Representation, Logic Programming, and Abstract Argumentation -- Essays Dedicated to Gerhard Brewka on the Occasion of His 60th Birthday";
    in Buchreihe "Lecture Notes in Computer Science", Buchreihen-Herausgeber: R. Goebel, Y. Tanaka, W. Wahlster; Springer, 2015, ISBN: 978-3-319-14725-3, 359 S.


Zeitschriftenartikel


  1. M. Bienvenu, M. Ortiz de la Fuente, M. Simkus:
    "Regular Path Queries in Lightweight Description Logics: Complexity and Algorithms";
    Journal of Artificial Intelligence Research, 53 (2015), S. 315 - 374.

  2. G. Charwat, W. Dvorak, S. Gaggl, J. P. Wallner, S. Woltran:
    "Methods for solving reasoning problems in abstract argumentation - A survey";
    Artificial Intelligence, 220 (2015), S. 28 - 63.

  3. M. Diller, J. P. Wallner, S. Woltran:
    "Reasoning in Abstract Dialectical Frameworks using Quantified Boolean Formulas";
    Argument & Computation, 6 (2015), 2; S. 149 - 177.

  4. P. Dunne, W. Dvorak, T. Linsbichler, S. Woltran:
    "Characteristics of multiple viewpoints in abstract argumentation";
    Artificial Intelligence, 228 (2015), S. 153 - 178.

  5. F. Dusberger, M. Abseher, B. Bliem, G. Charwat, S. Woltran:
    "Computing Secure Sets in Graphs using Answer Set Programming";
    Journal of Logic and Computation, 2015 special issue (2015), 2015 special issue; S. 1 - 26.

  6. I. Feinerer, R. Pichler, E. Sallinger, V. Savenkov:
    "On the undecidability of the equivalence of second-order tuple generating dependencies";
    Information Systems, 48 (2015), S. 113 - 129.

  7. J. Fichte, S. Szeider:
    "Backdoors to Normality for Disjunctive Logic Programs";
    ACM Transactions on Computational Logic, 17 (2015), 1; S. 7:1 - 7:23.

  8. J. Fichte, M. Truszczynski, S. Woltran:
    "Dual-normal logic programs - the forgotten class";
    Theory and Practice of Logic Programming, 15 (2015), S. 495 - 510.

  9. S. Gaggl, N. Manthey, A. Ronca, J. P. Wallner, S. Woltran:
    "Improved answer-set programming encodings for abstract argumentation";
    Theory and Practice of Logic Programming, 15 (2015), 4-5; S. 434 - 448.

  10. P. Kaufmann, M. Kronegger, A. Pfandler, M. Seidl, M. Widl:
    "Intra- and interdiagram consistency checking of behavioral multiview models";
    Computer Languages, Systems and Structures, 44 (2015), Part A; S. 72 - 88.

  11. J. Leite, C. Tran, P. Torroni, S. Woltran:
    "Applications of logical approaches to argumentation";
    Argument & Computation, 6 (2015), 1; S. 1 - 2.

  12. A. Pfandler, R. Pichler, S. Woltran:
    "The complexity of handling minimal solutions in logic-based abduction";
    Journal of Logic and Computation, 25 (2015), 3; S. 805 - 825.

  13. H. Strass, J. P. Wallner:
    "Analyzing the computational complexity of abstract dialectical frameworks via approximation fixpoint theory";
    Artificial Intelligence, 226 (2015), S. 34 - 74.


Buchbeiträge


  1. R. Baumann, C. Spanring:
    "Infinite Argumentation Frameworks - On the Existence and Uniqueness of Extensions";
    in: "Advances in Knowledge Representation, Logic Programming, and Abstract Argumentation. Essays Dedicated to Gerhard Brewka on the Occasion of His 60th Birthday", 9060; T. Eiter, H. Strass, M. Truszczynski, S. Woltran (Hrg.); herausgegeben von: Springer; Springer LNCS, 2015, ISBN: 978-3-319-14726-0, S. 281 - 295.

  2. W. Dvorak, S. Gaggl, T. Linsbichler, J. P. Wallner:
    "Reduction-based Approaches to Implement Modgil's Extended Argumentation Frameworks";
    in: "Advances in Knowledge Representation, Logic Programming, and Abstract Argumentation. Essays Dedicated to Gerhard Brewka on the Occasion of His 60th Birthday", T. Eiter, H. Strass, M. Truszczynski, S. Woltran (Hrg.); herausgegeben von: Springer; Springer, 2015, ISBN: 978-3-319-14726-0, S. 249 - 264.

  3. T. Eiter, H. Strass, M. Truszczynski, S. Woltran:
    "A Glimpse on Gerhard Brewka's Contributions to Artificial Intelligence";
    in: "Advances in Knowledge Representation, Logic Programming, and Abstract Argumentation", T. Eiter, H. Strass, M. Truszczynski, S. Woltran (Hrg.); Springer LNCS, 2015, (eingeladen), S. 1 - 16.

  4. Th. Hammerl, N. Musliu, W. Schafhauser:
    "Metaheuristic Algorithms and Tree Decomposition";
    in: "Springer Handbook of Computational Intelligence", J. Kacprzyk, W. Pedrycz (Hrg.); Springer, Berlin Heidelberg, 2015, S. 1255 - 1270.


Beiträge in Tagungsbänden


  1. G. Gottlob, M. Manna, A. Pieris:
    "Polynomial Rewritings for Linear Existential Rules";
    in: "Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015", AAAI Press, 2015, ISBN: 978-1-57735-738-4, S. 2992 - 2998.

  2. G. Gottlob, O. Orsi, A. Pieris:
    "Consistency Checking of Re-engineered UML Class Diagrams via Datalog+/-";
    in: "Rule Technologies: Foundations, Tools, and Applications - 9th International Symposium, RuleML 2015", 9202; Springer LNCS, 2015, (eingeladen), ISBN: 978-3-319-21541-9, S. 35 - 53.

  3. G. Gottlob, A. Pieris:
    "Beyond SPARQL under OWL 2 QL Entailment Regime: Rules to the Rescue";
    in: "roceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015", AAAI Press, 2015, ISBN: 978-1-57735-738-4, S. 2999 - 3007.

  4. T. Lukasiewicz, M. Martinez, A. Pieris, G. Simari:
    "From Classical to Consistent Query Answering under Existential Rules";
    in: "Proceedings of the Twenty-Ninth AAAI Conference on Artificial Intelligence", AAAI Press, 2015, ISBN: 978-1-57735-698-1, S. 1546 - 1552.


Vorträge und Posterpräsentationen (mit Tagungsband-Eintrag)


  1. M. Abseher, M. Gebser, N. Musliu, T. Schaub, S. Woltran:
    "Shift Design with Answer Set Programming";
    Vortrag: 13th International Conference on Logic Programming and Non-monotonic Reasoning, LPNMR 2015, Lexington, Kentucky, USA; 27.09.2015 - 30.09.2015; in: "Logic Programming and Nonmonotonic Reasoning, 13th International Conference, LPNMR 2015, Lexington, KY, USA, September 27-30, 2015, Proceedings", F. Calimeri, G. Ianni, M. Truszczynski (Hrg.); Springer, Lecture Notes in Computer Science Volume 9345 (2015), ISBN: 978-3-319-23263-8; S. 32 - 39.

  2. M. Abseher, M. Gebser, N. Musliu, T. Schaub, S. Woltran:
    "Shift Design with Answer Set Programming";
    Vortrag: 8th Workshop on Answer Set Programming and Other Computing Paradigms, ASPOCP 2015, Cork, Ireland; 31.08.2015; in: "8th Workshop on Answer Set Programming and Other Computing Paradigms, ASPOCP 2015", D. Inclezan, M. Maratea (Hrg.); (2015), 13 S.

  3. S. Ahmetaj, W. Fischl, R. Pichler, M. Simkus, S. Skritek:
    "DL-Lite and Conjunctive Queries Extended by Optional Matching";
    Vortrag: 28th International Workshop on Description Logics, Athens,Greece; 07.06.2015 - 10.06.2015; in: "Proceedings of the 28th International Workshop on Description Logics, Athens,Greece, June 7-10, 2015", D. Calvanese, B. Konev (Hrg.); CEUR Workshop Proceedings, 1350 (2015), Paper-Nr. 4, 4 S.

  4. S. Ahmetaj, W. Fischl, R. Pichler, M. Simkus, S. Skritek:
    "Towards Reconciling SPARQL and Certain Answers";
    Vortrag: 24th International Conference on World Wide Web, WWW 2015, Florence; 18.05.2015 - 22.05.2015; in: "Proceedings of the 24th International Conference on World Wide Web, WWW 2015, Florence, Italy, May 18-22, 2015", A. Gangemi, L. Stefano, A. Panconesi (Hrg.); ACM, (2015), ISBN: 978-1-4503-3469-3; S. 23 - 33.

  5. S. Ahmetaj, W. Fischl, R. Pichler, M. Simkus, S. Skritek:
    "Towards Reconciling SPARQL and Certain Answers (Extended Abstract)";
    Vortrag: 9th Alberto Mendelzon International Workshop on Foundations of Data Management (AMW 2015), Lima, Peru; 06.05.2015 - 08.05.2015; in: "Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6 - 8, 2015", A. Cali, M. Vidal (Hrg.); CEUR Workshop Proceedings, 1378 (2015), Paper-Nr. 4, 6 S.

  6. M. Alviano, A. Pieris:
    "Default Negation for Non-Guarded Existential Rules";
    Vortrag: Symposium on Principles of Database Systems, PODS 2015, Melbourne, Victoria, Australia; 31.05.2015 - 04.06.2015; in: "Proceedings of the 34th ACM Symposium on Principles of Database Systems, PODS 2015, Melbourne, Victoria, Australia, May 31 - June 4, 2015", T. Milo, D. Calvanese (Hrg.); ACM, (2015), ISBN: 978-1-4503-2757-2; S. 79 - 90.

  7. P. Barceló, R. Pichler, S. Skritek:
    "Efficient Evaluation and Approximation of Well-designed Pattern Trees";
    Vortrag: Symposium on Principles of Database Systems, PODS 2015, Melbourne, Victoria, Australia; 31.05.2015 - 04.06.2015; in: "Proceedings of the 34th ACM Symposium on Principles of Database Systems, PODS 2015, Melbourne, Victoria, Australia, May 31 - June 4, 2015", T. Milo, D. Calvanese (Hrg.); ACM, (2015), ISBN: 978-1-4503-2757-2; S. 131 - 144.

  8. P. Barceló, R. Pichler, S. Skritek:
    "Efficient Evaluation of Well-designed Pattern Trees (Extended Abstract)";
    Vortrag: 9th Alberto Mendelzon International Workshop on Foundations of Data Management (AMW 2015), Lima, Peru; 06.05.2015 - 08.05.2015; in: "Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6 - 8, 2015", A. Cali, M. Vidal (Hrg.); CEUR Workshop Proceedings, 1378 (2015), Paper-Nr. 5, 6 S.

  9. M. Bienvenu, M. Ortiz de la Fuente, M. Simkus:
    "Navigational Queries Based on Frontier-Guarded Datalog: Preliminary Results";
    Vortrag: 9th Alberto Mendelzon International Workshop on Foundations of Data Management (AMW 2015), Lima, Peru; 06.05.2015 - 08.05.2015; 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), ISSN: 1613-0073; S. 162 - 171.

  10. B. Bliem, G. Charwat, M. Hecher, S. Woltran:
    "D-FLAT^2: Subset Minimization in Dynamic Programming on Tree Decompositions Made Easy";
    Vortrag: 8th Workshop on Answer Set Programming and Other Computing Paradigms, ASPOCP 2015, Cork, Ireland; 31.08.2015; in: "8th Workshop on Answer Set Programming and Other Computing Paradigms, ASPOCP 2015", D. Inclezan, M. Maratea (Hrg.); (2015), 15 S.

  11. R. Brochenin, T. Linsbichler, M. Maratea, J. Wallner, S. Woltran:
    "Abstract Solvers for Dung's Argumentation Frameworks";
    Vortrag: The 2015 International Workshop on Theory and Applications of Formal Argument, Buenos Aires, Argentinien; 25.07.2015 - 26.07.2015; in: "Theory and Applications of Formal Argumentation", E. Black, S. Modgil, N. Oren (Hrg.); Lecture Notes in Computer Science, 9524 (2015), ISBN: 978-3-319-28459-0; S. 40 - 58.

  12. M. Calautti, G. Gottlob, A. Pieris:
    "Chase Termination for Guarded Existential Rules";
    Vortrag: Symposium on Principles of Database Systems, PODS 2015, Melbourne, Victoria, Australia; 31.05.2015 - 04.06.2015; in: "Proceedings of the 34th ACM Symposium on Principles of Database Systems, PODS 2015, Melbourne, Victoria, Australia, May 31 - June 4, 2015", T. Milo, D. Calvanese (Hrg.); ACM, (2015), ISBN: 978-1-4503-2757-2; S. 91 - 103.

  13. M. Calautti, G. Gottlob, A. Pieris:
    "Chase Termination for Guarded Existential Rules";
    Vortrag: 9th Alberto Mendelzon International Workshop on Foundations of Data Management (AMW 2015), Lima, Peru; 06.05.2015 - 08.05.2015; in: "Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6 - 8, 2015", A. Cali, M. Vidal (Hrg.); CEUR Workshop Proceedings, 1378 (2015), Paper-Nr. 28, 6 S.

  14. G. Charwat, A. Pfandler:
    "Democratix: A Declarative Approach to Winner Determination";
    Vortrag: 4th International Conference on Algorithmic Decision Theory, ADT 2015, Lexington, Kentucky, USA; 27.09.2015 - 30.09.2015; in: "Algorithmic Decision Theory, 4th International Conference, ADT 2015 Lexington, KY, USA, September 27 - 30, 2015 Proceedings", T. Walsh (Hrg.); Springer, Lecture Notes in Computer Science Volume 9346 (2015), ISBN: 978-3-319-23113-6; S. 253 - 269.

  15. G. Charwat, S. Woltran:
    "Efficient Problem Solving on Tree Decompositions using Binary Decision Diagrams";
    Vortrag: 13th International Conference on Logic Programming and Non-monotonic Reasoning, LPNMR 2015, Lexington, Kentucky, USA; 27.09.2015 - 30.09.2015; in: "Logic Programming and Nonmonotonic Reasoning, 13th International Conference, LPNMR 2015, Lexington, KY, USA, September 27-30, 2015, Proceedings", F. Calimeri, G. Ianni, M. Truszczynski (Hrg.); Springer, Lecture Notes in Computer Science Volume 9345 (2015), ISBN: 978-3-319-23263-8; S. 213 - 227.

  16. T. Csar, R. Pichler, E. Sallinger, V. Savenkov:
    "Using Statistics for Computing Joins with MapReduce";
    Vortrag: 9th Alberto Mendelzon International Workshop on Foundations of Data Management (AMW 2015), Lima, Peru; 06.05.2015 - 08.05.2015; in: "Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6 - 8, 2015", A. Cali, M. Vidal (Hrg.); CEUR Workshop Proceedings, 1378 (2015), Paper-Nr. 13, 6 S.

  17. R. de Haan, M. Kronegger, A. Pfandler:
    "Fixed-parameter Tractable Reductions to SAT for Planning";
    Vortrag: Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015, Buenos Aires, Argentina; 25.07.2015 - 31.07.2015; in: "Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence - IJCAI 2015", Q. Yang, M. Wooldridge (Hrg.); AAAI Press, (2015), ISBN: 978-1-57735-738-4; S. 2897 - 2903.

  18. M. Diller, A. Haret, T. Linsbichler, St. Rümmele, S. Woltran:
    "An extension-based approach to belief revision in abstract argumentation";
    Vortrag: Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015, Buenos Aires, Argentina; 25.07.2015 - 31.07.2015; in: "Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence - IJCAI 2015", Q. Yang, M. Wooldridge (Hrg.); AAAI Press, (2015), ISBN: 978-1-57735-738-4; S. 2926 - 2932.

  19. F. Dusberger, M. Abseher, N. Musliu, S. Woltran:
    "Improving the Efficiency of Dynamic Programming on Tree Decompositions via Machine Learning";
    Vortrag: Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015, Buenos Aires, Argentina; 25.07.2015 - 31.07.2015; in: "Proceedings of IJCAI 2015, the 24th International Joint Conference on Artificial Intelligence", Q. Yang, M. Wooldridge (Hrg.); AAAI Press, (2015), ISBN: 978-1-57735-738-4; S. 275 - 282.

  20. W. Dvorak, M. Järvisalo, J. Wallner, S. Woltran:
    "Complexity-Sensitive Decision Procedures for Abstract Argumentation (Extended Abstract)";
    Vortrag: International Joint Conference on Artificial Intelligence (IJCAI), Buenos Aires, Argentinien; 25.07.2015 - 31.07.2015; in: "Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence (IJCAI 2015", (2015), S. 4173 - 4177.

  21. T. Eiter, J. Z. Pan, P. Schneider, M. Simkus, G. Xiao:
    "A Rule-based Framework for Creating Instance Data from OpenStreetMap";
    Vortrag: International Conference on Web Reasoning and Rule Systems (RR), Berlin, Germany; 04.08.2015 - 05.08.2015; in: "Web Reasoning and Rule Systems - 9th International Conference, RR 2015", B. ten Cate, A. Mileo (Hrg.); Springer LNCS, 9209 (2015), ISBN: 978-3-319-22001-7; S. 93 - 104.

  22. G. Erdélyi, M. Lackner, A. Pfandler:
    "Manipulation of k-Approval in Nearly Single-Peaked Electorates";
    Vortrag: 4th International Conference on Algorithmic Decision Theory, ADT 2015, Lexington, Kentucky, USA; 27.09.2015 - 30.09.2015; in: "Algorithmic Decision Theory, 4th International Conference, ADT 2015 Lexington, KY, USA, September 27 - 30, 2015 Proceedings", T. Walsh (Hrg.); Springer, Lecture Notes in Computer Science Volume 9346 (2015), ISBN: 978-3-319-23113-6; S. 71 - 85.

  23. R. Ganian, M. Kronegger, A. Pfandler, A. Popa:
    "Parameterized Complexity of Asynchronous Border Minimization";
    Vortrag: 12th Annual Conference on Theory and Applications of Models of Computation, TAMC 2015, Singapur; 18.05.2015 - 20.05.2015; in: "Theory and Applications of Models of Computation, 12th Annual Conference, TAMC 2015, Singapore, May 18-20, 2015, Proceedings", R. Jain, S. Jain, F. Stephan (Hrg.); Springer, Lecture Notes in Computer Science Volume 9076 (2015), ISBN: 978-3-319-17141-8; S. 428 - 440.

  24. M. Giacomin, T. Linsbichler, S. Woltran:
    "On the Functional Completeness of Argumentation Semantics";
    Vortrag: KI 2015 Workshop on Formal and Cognitive Reasoning, Dresden, Germany; 22.09.2015; in: "Proceedings of the 5th Workshop on Dynamics of Knowledge and Belief (DKB-2015) and the 4th Workshop KI & Kognition (KIK-2015)", C. Beierle, G. Kern-Isberner, M. Ragni, F. Stolzenburg (Hrg.); CEUR Workshop Proceedings, 1444 (2015), 12 S.

  25. G. Gottlob, M. Manna, A. Pieris:
    "Polynomial Combined Rewritings for Linear Existential Rules and DL-Lite with n-ary Relations";
    Vortrag: 28th International Workshop on Description Logics, Athens,Greece; 07.06.2015 - 10.06.2015; in: "Proceedings of the 28th International Workshop on Description Logics, Athens,Greece, June 7-10, 2015", CEUR Workshop Proceedings, 1350 (2015), 4 S.

  26. G. Gottlob, M. Morak, A. Pieris:
    "Recent Advances in Datalog+/-";
    Vortrag: 11th International Summer School Reasoning Web 2015, Berlin, Germany (eingeladen); 31.07.2015 - 04.08.2015; in: "Reasoning Web. Web Logic Rules - 11th International Summer School 2015, Berlin, Germany, July 31 - August 4, 2015, Tutorial Lectures.", Springer, Lecture Notes in Computer Science Volume 9203 2015 (2015), ISBN: 978-3-319-21767-3; S. 193 - 217.

  27. G. Gottlob, R. Pichler, E. Sallinger:
    "Function Symbols in Tuple-Generating Dependencies: Expressive Power and Computability";
    Vortrag: Symposium on Principles of Database Systems, PODS 2015, Melbourne, Victoria, Australia; 31.05.2015 - 04.06.2015; in: "Proceedings of the 34th ACM Symposium on Principles of Database Systems, PODS 2015, Melbourne, Victoria, Australia, May 31 - June 4, 2015", T. Milo, D. Calvanese (Hrg.); ACM, (2015), ISBN: 978-1-4503-2757-2; S. 65 - 77.

  28. A. Haret, St. Rümmele, S. Woltran:
    "Merging in the Horn Fragment";
    Vortrag: Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015, Buenos Aires, Argentina; 25.07.2015 - 31.07.2015; in: "Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence - IJCAI 2015", Q. Yang, M. Wooldridge (Hrg.); AAAI Press, (2015), ISBN: 978-1-57735-738-4; S. 3041 - 3047.

  29. T. Kotek, M. Simkus, H. Veith, F. Zuleger:
    "Extending ALCQIO with Trees";
    Vortrag: 30th Annual ACM/IEEE Symposium on Logic in Computer Science (LICS 2015), Kyoto, Japan; 06.07.2015 - 10.07.2015; in: "LICS 2015", IEEE, (2015), ISBN: 978-1-4799-8875-4; S. 511 - 522.

  30. M. Kronegger, A. Pfandler, S. Ordyniak:
    "Variable-Deletion Backdoors to Planning";
    Poster: Twenty-Ninth AAAI Conference on Artificial Intelligence, Austin, Texas, USA; 25.01.2015 - 30.01.2015; in: "Proceedings of the Twenty-Ninth AAAI Conference on Artificial Intelligence, January 25-30, 2015, Austin, Texas, USA", B. Bonet, S. Koenig (Hrg.); AAAI Press, (2015), S. 3305 - 3312.

  31. T. Linsbichler, C. Spanring, S. Woltran:
    "The Hidden Power of Abstract Argumentation Semantics";
    Vortrag: The 2015 International Workshop on Theory and Applications of Formal Argument, Buenos Aires, Argentinien; 25.07.2015 - 26.07.2015; in: "Theory and Applications of Formal Argumentation", E. Black, S. Modgil, N. Oren (Hrg.); Lecture Notes in Computer Science, 9524 (2015), ISBN: 978-3-319-28459-0; S. 146 - 162.

  32. T. Lukasiewicz, M. Martinez, A. Pieris, G. Simari:
    "From Classical to Consistent Query Answering under Existential Rules";
    Vortrag: 9th Alberto Mendelzon International Workshop on Foundations of Data Management (AMW 2015), Lima, Peru; 06.05.2015 - 08.05.2015; 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 S.

  33. N. Ngo, M. Ortiz de la Fuente, M. Simkus:
    "The Combined Complexity of Reasoning with Closed Predicates in Description Logics";
    Vortrag: 28th International Workshop on Description Logics, Athens,Greece; 07.06.2015 - 10.06.2015; in: "Proceedings of the 28th International Workshop on Description Logics, Athens,Greece, June 7-10, 2015", D. Calvanese, B. Konev (Hrg.); CEUR Workshop Proceedings, 1350 (2015), ISSN: 1613-0073; S. 249 - 261.

  34. A. Pfandler, St. Rümmele, J. P. Wallner, S. Woltran:
    "On the Parameterized Complexity of Belief Revision";
    Vortrag: Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015, Buenos Aires, Argentina; 25.07.2015 - 31.07.2015; in: "Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence - IJCAI 2015", Q. Yang, M. Wooldridge (Hrg.); AAAI Press, (2015), ISBN: 978-1-57735-738-4; S. 3149 - 3155.

  35. A. Pfandler, E. Sallinger:
    "Distance-Bounded Consistent Query Answering";
    Vortrag: Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015, Buenos Aires, Argentina; 25.07.2015 - 31.07.2015; in: "Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015", Q. Yang, M. Wooldridge (Hrg.); AAAI Press, (2015), ISBN: 978-1-57735-738-4; S. 2262 - 2269.

  36. A. Pieris:
    "From Classical to Consistent Query Answering under Existential Rules";
    Vortrag: Joint Ontology Workshops 2015 Episode 1: The Argentine Winter of Ontology, Buenos Aires, Argentina (eingeladen); 25.07.2015 - 27.07.2015; in: "Proceedings of the Joint Ontology Workshops 2015 Episode 1: The Argentine Winter of Ontology co-located with the 24th International Joint Conference on Artificial Intelligence (IJCAI 2015)", CEUR Workshop Proceedings, 1517 (2015), 1 S.

  37. M. Simkus:
    "Binary Frontier-Guarded ASP with Function Symbols";
    Vortrag: International RuleML Symposium on Rule Interchange and Applications, Berlin, Germany; 02.08.2015 - 05.08.2015; in: "Rule Technologies: Foundations, Tools, and Applications - 9th International Symposium (RuleML 2015)", N. Bassiliades, G. Gottlob, F. Sadri, A. Paschke, D. Roman (Hrg.); Springer LNCS, 9202 (2015), ISBN: 978-3-319-21541-9; S. 311 - 327.

  38. M. Simkus, T. Eiter:
    "Linking Open-World Knowledge Bases Using Nonmonotonic Rules";
    Vortrag: International Conference on Logic Programming and Nonmonotonic Reasoning (LPNMR), Lexington, KY, USA; 27.09.2015 - 30.09.2015; in: "Logic Programming and Nonmonotonic Reasoning - 13th International Conference (LPNMR 2015)", F. Calimeri, G. Ianni, M. Truszczynski (Hrg.); Springer LNCS, 9345 (2015), ISBN: 978-3-319-23263-8; S. 294 - 308.

  39. C. Spanring:
    "Hunt for the Collapse of Semantics in Infinite Abstract Argumentation Frameworks";
    Vortrag: 2015 Imperial College Computing Student Workshop, London; 24.09.2015 - 25.09.2015; in: "2015 Imperial College Computing Student Workshop", C. Schulz, D. Liew (Hrg.); OpenAccess Series in Informatics, 49 (2015), ISBN: 978-3-95977-000-2; Paper-Nr. 12, 8 S.


Vorträge und Posterpräsentationen (ohne Tagungsband-Eintrag)


  1. S. Ahmetaj, W. Fischl:
    "Towards Reconciling SPARQL and Certain Answers";
    Vortrag: PhDs in Logic VII, Wien; 14.05.2015 - 16.05.2015.

  2. J. Fichte:
    "Modern SAT Solvers -- History, Techniques, and Success --";
    Vortrag: UIB Department Seminar at Informatics, University of Bergen, Bergen, Norwegen (eingeladen); 26.03.2015.

  3. A. Pieris, M. Thomazo:
    "Ontological Conjunctive Query Answering via Existential Rules";
    Hauptvortrag: 27th European Summer School in Logic, Language and Information (ESSLLI 2015), Barcelona (eingeladen); 03.08.2015 - 14.08.2015.

  4. S. Woltran:
    "Dynamic Programming on Tree Decomposition in Practice. Some Lessons Learned";
    Hauptvortrag: 17th International Symposium on Symbolic and Numeric Algorithms for Scientific Computing (SYNASC 2015), Timisoara (eingeladen); 21.09.2015 - 24.09.2015.


Diplom- und Master-Arbeiten (eigene und betreute)


  1. K. Bader:
    "Memetic Algorithms for Tree Decomposition";
    Betreuer/in(nen): N. Musliu; Institut für Informationssysteme, 2015; Abschlussprüfung: 13.01.2015.

  2. J. Fichte:
    "Backdoors to Tractability of Disjunctive Answer Set Programming";
    Betreuer/in(nen): S. Szeider; Institut für Informationssysteme, 2015.

  3. M. Hecher:
    "Optimizing Second-Level Dynamic Programming Algorithms";
    Betreuer/in(nen): S. Woltran; Institut für Informationssysteme, 2015; Abschlussprüfung: 09.11.2015.

  4. D. Kocabas:
    "Exact Methods for Shift Design and Break Scheduling";
    Betreuer/in(nen): N. Musliu; Institut für Informationssysteme, 2015.

  5. M. Moldovan:
    "Implementing Variations of the Traveling Salesperson Problem in a Declarative Dynamic Programming Environment";
    Betreuer/in(nen): S. Woltran; Institut für Informationssysteme, 2015; Abschlussprüfung: 15.04.2015.


Wissenschaftliche Berichte


  1. B. Bliem, G. Charwat, M. Hecher, S. Woltran:
    "D-FLAT^2: Subset Minimization in Dynamic Programming on Tree Decompositions Made Easy";
    Bericht für TU Wien; Berichts-Nr. DBAI-TR-2015-93, 2015; 38 S.

  2. P. Dunne, W. Dvorak, T. Linsbichler, S. Woltran:
    "Characteristics of Multiple Viewpoints in Abstract Argumentation";
    Berichts-Nr. DBAI-TR-2015-89, 2015; 42 S.

  3. W. Dvorak, C. Spanring:
    "Comparing the expressiveness of argumentation semantics";
    Berichts-Nr. DBAI-TR-2014-90, 2015; 32 S.

  4. S. Polberg:
    "Revisiting Extension-Based Semantics of Abstract Dialectical Frameworks";
    Berichts-Nr. DBAI-TR-2015-88, 2015; 72 S.