Wissenschaftliche Artikel

Kolaitis, P. G., Pichler, R., Sallinger, E., & Savenkov, V. (2020). On the Language of Nested Tuple Generating Dependencies. ACM Transactions on Database Systems, 45(2), 1–59. https://doi.org/10.1145/3369554 ( reposiTUm)
Maly, J., & Woltran, S. (2017). Ranking Specific Sets of Objects. Datenbank-Spektrum: Zeitschrift Für Datenbanktechnologien Und Information Retrieval, 17(3), 255–265. https://doi.org/10.1007/s13222-017-0264-7 ( reposiTUm)
Medina, J., & Pichler, R. (2016). Fuzzy data exchange. Fuzzy Sets and Systems, 301, 129–145. https://doi.org/10.1016/j.fss.2015.12.004 ( reposiTUm)
Feinerer, I., Pichler, R., Sallinger, E., & Savenkov, V. (2015). On the undecidability of the equivalence of second-order tuple generating dependencies. Information Systems, 48, 113–129. https://doi.org/10.1016/j.is.2014.09.003 ( reposiTUm)

Beiträge in Tagungsbänden

Carmeli, N., & Kröll, M. (2018). Enumeration Complexity of Conjunctive Queries with Functional Dependencies. In B. Kimelfeld & Y. Amsterdamer (Eds.), 21st International Conference on Database Theory, {ICDT} 2018 (pp. 1–17). LIPIcs. https://doi.org/10.4230/LIPIcs.ICDT.2018.11 ( reposiTUm)
Maly, J., & Woltran, S. (2017). Ranking Specific Sets of Objects. In Workshop Präferenzen und Personalisierung in der Informatik (pp. 193–201). http://hdl.handle.net/20.500.12708/57051 ( reposiTUm)
Csar, T., Lackner, M., Pichler, R., & Sallinger, E. (2017). Computational Social Choice in the Clouds. In Workshop Präferenzen und Personalisierung in der Informatik bei der Konferenz “Datenbanksysteme für Business, Technologie und Web” (BTW) (pp. 163–167). http://hdl.handle.net/20.500.12708/57077 ( reposiTUm)
Creignou, N., Kröll, M., Pichler, R., Skritek, S., & Vollmer, H. (2017). On the Complexity of Hard Enumeration Problems. In Language and Automata Theory and Applications - 11th International Conference, LATA 2017 (pp. 183–195). http://hdl.handle.net/20.500.12708/57056 ( reposiTUm)
Bellomarini, L., Gottlob, G., Pieris, A., & Sallinger, E. (2017). Swift Logic for Big Data and Knowledge Graphs. In Proceedings of the Twenty-Sixth International Joint Conference on Artificial Intelligence. 26th International Joint Conference on Artificial Intelligence (IJCAI 2017), Melbourne, Australia. https://doi.org/10.24963/ijcai.2017/1 ( reposiTUm)
Gottlob, G., Pichler, R., & Sallinger, E. (2017). Function Symbols in Tuple-Generating Dependencies: Expressive Power and Computability. In E. Sallinger (Ed.), 11th Alberto Mendelzon International Workshop on Foundations of Data Management and the Web, AMW 2017 (pp. 1–5). CEUR Workshop Proceedings / CEUR-WS.org. http://hdl.handle.net/20.500.12708/57055 ( reposiTUm)
Kröll, M., Pichler, R., & Woltran, S. (2017). On the Complexity of Enumerating the Extensions of Abstract Argumentation Frameworks. In Proceedings of the Twenty-Sixth International Joint Conference on Artificial Intelligence. 26th International Joint Conference on Artificial Intelligence (IJCAI 2017), Melbourne, Australia. https://doi.org/10.24963/ijcai.2017/159 ( reposiTUm)
Csar, T., Lackner, M., Pichler, R., & Sallinger, E. (2017). Winner Determination in Huge Elections with MapReduce. AAAI 2017: 451-458. In AAAI 2017 (pp. 451–458). http://hdl.handle.net/20.500.12708/57076 ( reposiTUm)
Berger, G., & Pieris, A. (2016). Ontology-Mediated Queries Distributing over Components. In S. Kambhampati (Ed.), Proceedings of the Twenty-Fifth International Joint Conference on Artificial Intelligence, IJCAI 2016, New York, NY, USA, 9-15 July 2016 (pp. 943–949). IJCAI/AAAI Press. http://hdl.handle.net/20.500.12708/56546 ( reposiTUm)
Ahmetaj, S., Fischl, W., Kröll, M., Pichler, R., Šimkus, M., & Skritek, S. (2016). The Challenge of Optional Matching in SPARQL. In M. Gyssens & G. R. Simari (Eds.), Foundations of Information and Knowledge Systems 9th International Symposium, FoIKS 2016, Linz, Austria, March 7-11, 2016. Proceedings (pp. 169–190). Lecture Notes in Computer Science (LNCS) / Springer. https://doi.org/10.1007/978-3-319-30024-5_10 ( reposiTUm)
Calvanese, D., Ortiz de la Fuente, M. M., & Simkus, M. (2016). Verification of Evolving Graph-structured Data under Expressive Path Constraints. In W. Martens & T. Zeume (Eds.), 19th International Conference on Database Theory, ICDT 2016, Bordeaux, France, March 15-18, 2016 (pp. 15:1-15:19). Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik. https://doi.org/10.4230/LIPIcs.ICDT.2016.15 ( reposiTUm)
Kröll, M., Pichler, R., & Skritek, S. (2016). On the Complexity of Enumerating the Answers to Well-designed Pattern Trees. In W. Martens & T. Zeume (Eds.), 19th International Conference on Database Theory, ICDT 2016, Bordeaux, France, March 15-18, 2016 (pp. 22:1-22:18). Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik. https://doi.org/10.4230/LIPIcs.ICDT.2016.22 ( reposiTUm)
Kolaitis, P. G., Pichler, R., Sallinger, E., & Savenkov, V. (2016). Limits of Schema Mappings. In W. Martens & T. Zeume (Eds.), 19th International Conference on Database Theory, ICDT 2016, Bordeaux, France, March 15-18, 2016 (pp. 19:1-19:17). Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik. https://doi.org/10.4230/LIPIcs.ICDT.2016.19 ( reposiTUm)
Arming, S., Pichler, R., & Sallinger, E. (2016). Complexity of Repair Checking and Consistent Query Answering. In W. Martens & T. Zeume (Eds.), 19th International Conference on Database Theory, ICDT 2016, Bordeaux, France, March 15-18, 2016 (pp. 21:1-21:18). Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik. https://doi.org/10.4230/LIPIcs.ICDT.2016.21 ( reposiTUm)
Gottlob, G., Pieris, A., & Šimkus, M. (2016). The Impact of Active Domain Predicates on Guarded Existential Rules. In M. M. Ortiz de la Fuente & S. Schlobach (Eds.), Web Reasoning and Rule Systems (pp. 94–110). Lecture Notes in Computer Science / Springer. https://doi.org/10.1007/978-3-319-45276-0_8 ( reposiTUm)
Kröll, M., Pichler, R., & Skritek, S. (2016). On the Complexity of Enumerating the Answers to Well-Designed Pattern Trees. In R. Pichler & A. S. da Silva (Eds.), Proceedings of the 10th Alberto Mendelzon International Workshop on Foundations of Data Management, Panama City, Panama, May 8-10, 2016 (p. 5). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/56490 ( reposiTUm)
Arenas, M., Gottlob, G., & Pieris, A. (2016). A Datalog-Based Language for Querying RDF Graphs. In R. Pichler & A. S. da Silva (Eds.), Proceedings of the 10th Alberto Mendelzon International Workshop on Foundations of Data Management, Panama City, Panama, May 8-10, 2016 (p. 4). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/56548 ( reposiTUm)
Barceló, P., Gottlob, G., & Pieris, A. (2016). Semantic Acyclicity Under Constraints. In R. Pichler & A. S. da Silva (Eds.), Proceedings of the 10th Alberto Mendelzon International Workshop on Foundations of Data Management, Panama City, Panama, May 8-10, 2016 (p. 5). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/56547 ( reposiTUm)
Csar, T., Lackner, M., Pichler, R., & Sallinger, E. (2016). Winner Determination in Huge Elections with MapReduce. In M. Endres, N. Mattei, & A. Pfandler (Eds.), 10th Multidisciplinary Workshop on Advances in Preference Handling (p. 7). http://hdl.handle.net/20.500.12708/56661 ( reposiTUm)
Ahmetaj, S., Ortiz de la Fuente, M. M., & Simkus, M. (2016). Polynomial Datalog Rewritings for Ontology Mediated Queries with Closed Predicates. In R. Pichler & A. S. da Silva (Eds.), Proceedings of the 10th Alberto Mendelzon International Workshop on Foundations of Data Management, Panama City, Panama, May 8-10, 2016 (p. 5). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/56671 ( reposiTUm)
Ngo, N., Ortiz de la Fuente, M. M., & Simkus, M. (2016). Closed Predicates in Description Logics: Results on Combined Complexity. In R. Pichler & A. S. da Silva (Eds.), Proceedings of the 10th Alberto Mendelzon International Workshop on Foundations of Data Management, Panama City, Panama, May 8-10, 2016 (p. 5). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/56672 ( reposiTUm)
Ahmetaj, S., Ortiz de la Fuente, M. M., & Simkus, M. (2016). Polynomial Disjunctive Datalog Rewritings of Instance Queries in Expressive Description Logics. In M. Lenzerini & R. Penaloza (Eds.), Proceedings of the 29th International Workshop on Description Logics, Cape Town, South Africa, April 22-25, 2016. (p. 13). CEUR Workshop Proceedings / CEUR-WS.org. http://hdl.handle.net/20.500.12708/56673 ( reposiTUm)
Ahmetaj, S., Ortiz de la Fuente, M. M., & Simkus, M. (2016). Polynomial Datalog Rewritings for Expressive Description Logics with Closed Predicates. In S. Kambhampati (Ed.), Proceedings of the Twenty-Fifth International Joint Conference on Artificial Intelligence, IJCAI 2016, New York, NY, USA, 9-15 July 2016 (pp. 878–885). IJCAI/AAAI Press. http://hdl.handle.net/20.500.12708/56675 ( reposiTUm)
Ngo, N., Ortiz de la Fuente, M. M., & Simkus, M. (2016). Closed Predicates in Description Logics: Results on Combined Complexity. In C. Baral, J. P. Delgrande, & F. Wolter (Eds.), Principles of Knowledge Representation and Reasoning: Proceedings of the Fifteenth International Conference, {KR} 2016, Cape Town, South Africa, April 25-29, 2016. (pp. 237–246). AAAI Press. http://hdl.handle.net/20.500.12708/56676 ( reposiTUm)
Andresel, M.-P., Ortiz de la Fuente, M. M., & Simkus, M. (2016). A Compilation Technique for Interactive Ontology-mediated Data Exploration. In M. Lenzerini & R. Penaloza (Eds.), Proceedings of the 29th International Workshop on Description Logics, Cape Town, South Africa, April 22-25, 2016. (p. 12). CEUR Workshop Proceedings / CEUR-WS.org. http://hdl.handle.net/20.500.12708/56678 ( reposiTUm)
Barcelo, P., Gottlob, G., & Pieris, A. (2016). Semantic Acyclicity Under Constraints. In T. Milo & W.-C. Tang (Eds.), Proceedings of the 35th ACM SIGMOD-SIGACT-SIGAI Symposium on Principles of Database Systems. ACM. https://doi.org/10.1145/2902251.2902302 ( reposiTUm)
Šimkus, M. (2015). Binary Frontier-Guarded ASP with Function Symbols. In N. Bassiliades, G. Gottlob, F. Sadri, A. Paschke, & D. Roman (Eds.), Rule Technologies: Foundations, Tools, and Applications (pp. 311–327). Springer LNCS. https://doi.org/10.1007/978-3-319-21542-6_20 ( reposiTUm)
Calautti, M., Gottlob, G., & Pieris, A. (2015). Chase Termination for Guarded Existential Rules. In A. Cali & M.-E. Vidal (Eds.), Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6 - 8, 2015 (p. 6). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/56099 ( reposiTUm)
Pfandler, A., & Sallinger, E. (2015). Distance-Bounded Consistent Query Answering. In Q. Yang & M. Wooldridge (Eds.), Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015 (pp. 2262–2269). AAAI Press. http://hdl.handle.net/20.500.12708/56100 ( reposiTUm)
Eiter, T., Pan, J. Z., Schneider, P., Šimkus, M., & Xiao, G. (2015). A Rule-based Framework for Creating Instance Data from OpenStreetMap. In B. ten Cate & A. Mileo (Eds.), Web Reasoning and Rule Systems (pp. 93–104). Springer LNCS. https://doi.org/10.1007/978-3-319-22002-4_8 ( reposiTUm)
Barcelo, P., Pichler, R., & Skritek, S. (2015). Efficient Evaluation and Approximation of Well-designed Pattern Trees. In T. Milo & D. Calvanese (Eds.), Proceedings of the 34th ACM SIGMOD-SIGACT-SIGAI  Symposium on Principles of Database Systems. ACM. https://doi.org/10.1145/2745754.2745767 ( reposiTUm)
Ahmetaj, S., Fischl, W., Pichler, R., Šimkus, M., & Skritek, S. (2015). Towards Reconciling SPARQL and Certain Answers. In A. Gangemi, L. Stefano, & A. Panconesi (Eds.), Proceedings of the 24th International Conference on World Wide Web. ACM. https://doi.org/10.1145/2736277.2741636 ( reposiTUm)
Alviano, M., & Pieris, A. (2015). Default Negation for Non-Guarded Existential Rules. In T. Milo & D. Calvanese (Eds.), Proceedings of the 34th ACM SIGMOD-SIGACT-SIGAI  Symposium on Principles of Database Systems. ACM. https://doi.org/10.1145/2745754.2745758 ( reposiTUm)
Calautti, M., Gottlob, G., & Pieris, A. (2015). Chase Termination for Guarded Existential Rules. In T. Milo & D. Calvanese (Eds.), Proceedings of the 34th ACM SIGMOD-SIGACT-SIGAI  Symposium on Principles of Database Systems. ACM. https://doi.org/10.1145/2745754.2745773 ( reposiTUm)
Gottlob, G., Pichler, R., & Sallinger, E. (2015). Function Symbols in Tuple-Generating Dependencies. In T. Milo & D. Calvanese (Eds.), Proceedings of the 34th ACM SIGMOD-SIGACT-SIGAI  Symposium on Principles of Database Systems. ACM. https://doi.org/10.1145/2745754.2745756 ( reposiTUm)
Csar, T., Pichler, R., Sallinger, E., & Savenkov, V. (2015). Using Statistics for Computing Joins with MapReduce. In A. Cali & M.-E. Vidal (Eds.), Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6 - 8, 2015 (p. 6). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/56102 ( reposiTUm)
Ahmetaj, S., Fischl, W., Pichler, R., Simkus, M., & Skritek, S. (2015). DL-Lite and Conjunctive Queries Extended by Optional Matching. In D. Calvanese & B. Konev (Eds.), Proceedings of the 28th International Workshop on Description Logics, Athens,Greece, June 7-10, 2015 (p. 4). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/56094 ( reposiTUm)
Barceló, P., Pichler, R., & Skritek, S. (2015). Efficient Evaluation of Well-designed Pattern Trees (Extended Abstract). In A. Cali & M.-E. Vidal (Eds.), Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6 - 8, 2015 (p. 6). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/56095 ( reposiTUm)
Ahmetaj, S., Fischl, W., Pichler, R., Simkus, M., & Skritek, S. (2015). Towards Reconciling SPARQL and Certain Answers (Extended Abstract). In A. Cali & M.-E. Vidal (Eds.), Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6 - 8, 2015 (p. 6). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/56096 ( reposiTUm)
Bienvenu, M., Ortiz de la Fuente, M. M., & Simkus, M. (2015). Navigational Queries Based on Frontier-Guarded Datalog: Preliminary Results. In Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6 - 8, 2015 (pp. 162–171). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/55397 ( reposiTUm)
Eiter, T., & Simkus, M. (2015). Linking Open-World Knowledge Bases Using Nonmonotonic Rules. In F. Calimeri, G. Ianni, & M. Truszczynski (Eds.), Logic Programming and Nonmonotonic Reasoning (pp. 294–308). Springer LNCS. https://doi.org/10.1007/978-3-319-23264-5_25 ( reposiTUm)
Ngo, N., Ortiz de la Fuente, M. M., & Simkus, M. (2015). The Combined Complexity of Reasoning with Closed Predicates in Description Logics. In D. Calvanese & B. Konev (Eds.), Proceedings of the 28th International Workshop on Description Logics, Athens,Greece, June 7-10, 2015 (pp. 249–261). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/55398 ( reposiTUm)
Arming, S., Pichler, R., & Sallinger, E. (2014). Combined Complexity of Repair Checking and Consistent Query Answering. In G. Gottlob & J. Perez (Eds.), Proceedings of the 8th Alberto Mendelzon Workshop on Foundations of Data Management, Cartagena de Indias, Colombia, June 4-6, 2014 (p. 6). CEUR. http://hdl.handle.net/20.500.12708/55791 ( reposiTUm)
Calvanese, D., Fischl, W., Pichler, R., Sallinger, E., & Simkus, M. (2014). Expressive Identification Constraints to Capture Functional Dependencies in Description Logics. In Informal Proceedings of the 27th International Workshop on Description Logics (DL 2014) (p. 5). CEUR-WS. http://hdl.handle.net/20.500.12708/55903 ( reposiTUm)
Gottlob, G., Rudolph, S., & Simkus, M. (2014). Expressiveness of guarded existential rule languages. In R. Hull & M. Grohe (Eds.), Proceedings of the 33rd ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems. ACM Press. https://doi.org/10.1145/2594538.2594556 ( reposiTUm)
Calvanese, D., Fischl, W., Pichler, R., Sallinger, E., & Simkus, M. (2014). Capturing Relational Schemas and Functional Dependencies in RDFS. In Proceedings of the Twenty-Eighth AAAI Conference on Aritifical Intelligence (pp. 1003–1011). http://hdl.handle.net/20.500.12708/55901 ( reposiTUm)
Sallinger, E. (2013). Reasoning about Schema Mappings. In P. G. Kolaitis, M. Lenzerini, & N. Schweikardt (Eds.), Data Exchange, Integration, and Streams (pp. 97–127). Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, Germany. https://doi.org/10.4230/DFU.Vol5.10452.97 ( reposiTUm)
Savenkov, V. (2013). Algorithms for Core Computation in Data Exchange. In P. G. Kolaitis, M. Lenzerini, & N. Schweikardt (Eds.), Data Exchange, Integration, and Streams (pp. 38–68). Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, Germany. https://doi.org/10.4230/DFU.Vol5.10452.38 ( reposiTUm)
Hubmer, A., Pichler, R., Savenkov, V., & Skritek, S. (2013). Efficient Updates of Uncertain Databases. In L. Bravo & M. Lenzerini (Eds.), Proceedings of the 7th Alberto Mendelzon International Workshop on Foundations of Data Management Puebla/Cholula, Mexico, May 21-23, 2013 (p. 7). CEUR-WS. http://hdl.handle.net/20.500.12708/54797 ( reposiTUm)
Arenas, M., Perez, J., & Sallinger, E. (2013). Towards General Representability in Knowledge Exchange. In Proceedings of the 7th Alberto Mendelzon International Workshop on Foundations of Data Management (p. 7). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/54849 ( reposiTUm)
Savenkov, V., Pichler, R., & Koch, C. (2013). Loop Elimination for Database Updates. In G. Gottlob, G. Grasso, D. Olteanu, & C. Schallhart (Eds.), Big Data (pp. 48–61). Springer. https://doi.org/10.1007/978-3-642-39467-6_8 ( reposiTUm)
Guagliardo, P., Pichler, R., & Sallinger, E. (2013). Enhancing the Updatability of Projective Views. In Proceedings of the 7th Alberto Mendelzon International Workshop on Foundations of Data Management (p. 7). CEUR Workshop Proceedings. http://hdl.handle.net/20.500.12708/54848 ( reposiTUm)
Sallinger, E., Pichler, R., & Savenkov, V. (2010). Schema Mapping Optimization in the Presence of Target Constraints. In H. Kaiser & R. Kirner (Eds.), Proceedings of the Junior Scientist Conference 2010 (pp. 309–310). http://hdl.handle.net/20.500.12708/53423 ( reposiTUm)

Präsentationen

Ahmetaj, S., & Fischl, W. (2015). Towards Reconciling SPARQL and Certain Answers. PhDs in Logic VII, Wien, Austria. http://hdl.handle.net/20.500.12708/86056 ( reposiTUm)
Fischl, W., Calvanese, D., Pichler, R., Simkus, M., & Sallinger, E. (2014). Capturing Relational Schemas and Functional Dependencies in RDFS. Reasoning Web, International Summer School 2014, Athens, Greece. http://hdl.handle.net/20.500.12708/85949 ( reposiTUm)