@inproceedings{CLMMV-KR20,
  title = "Explanations for Negative Query Answers under Existential Rules",
  author = "{\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz and Enrico Malizia and  Cristian Molinaro and  Andrius Vaicenavičius",
  year = "2020",
  booktitle = "Proceedings of 17th International Conference on Principles of Knowledge Representation and Reasoning, KR 2020, Rhodes, Greece, September 12-18, 2020",
  editor = "Diego Calvanese and Esra Erdem",
  month = "September",
  publisher = "AAAI Press",
}
@inproceedings{ACR-KR20,
  title = "On the Approximability of Weighted Model Integration on DNF Structures",
  author = "Ralph Abboud and {\.I}smail {\.I}lkan Ceylan and Radoslav Dimitrov",
  year = "2020",
  booktitle = "Proceedings of 17th International Conference on Principles of Knowledge Representation and Reasoning, KR 2020, September 12-18, Rhodes, Greece",
  editor = "Diego Calvanese and Esra Erdem",
  publisher = "AAAI Press",
  url = "https://arxiv.org/pdf/2002.06726.pdf",
}
@inproceedings{ACL-DLGMA20,
  title = "Neural Networks for Approximate DNF Counting: An Abridged Report",
  author = "Ralph Abboud and {\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz",
  year = "2020",
  booktitle = "Proceedings of the 1st International Workshop on Deep Learning on Graphs: Methodologies and Applications, DLGMA 2020‚ New York, New York, USA‚ February 8‚ 2020",
  editor = "Lingfei Wu and Jian Tang and Yinglong Xia and Charu Aggarwal",
  month = "February",
  url = "https://dlg2019.bitbucket.io/aaai20/accepted_papers/DLGMA_2020_paper_20.pdf",
}
@inproceedings{AC-Dichotomy,
  title = "A Dichotomy for Homomorphism-Closed Queries on Probabilistic Graphs",
  author = "Antoine Amarilli and {\.I}smail {\.I}lkan Ceylan",
  year = "2020",
  booktitle = "Proceedings of the 23rd International Conference on Database Theory, ICDT 2020, Copenhagen, Denmark, 30th March-2nd April, 2020",
  editor = "Carsten Lutz",
  note = "Best Paper Prize",
  publisher = "Schloss Dagstuhl--Leibniz-Zentrum fuer Informatik",
  url = "https://drops.dagstuhl.de/opus/volltexte/2020/11929/pdf/LIPIcs-ICDT-2020-5.pdf",
}
@inproceedings{CLMV-ECAI-2020,
  title = "Explanations for Ontology-Mediated Query Answering in Description Logics",
  author = "{\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz and Enrico Malizia and Andrius Vaicenavičius",
  year = "2020",
  booktitle = "Proceedings of the 24th European Conference on Artificial Intelligence‚ ECAI 2020‚ Santiago de Compostela‚ Spain‚ June 8--12‚ 2020",
  editor = "Giuseppe De Giacomo",
  month = "June",
  publisher = "IOS Press",
}
@inproceedings{ACL-AAAI20,
  title = "Learning to Reason: Leveraging Neural Networks for Approximate {DNF} Counting",
  author = "Ralph Abboud and {\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz",
  year = "2020",
  annote = "https://github.com/ralphabb/NeuralDNF/",
  booktitle = "Proceedings of the 34th AAAI Conference on Artificial Intelligence‚ AAAI 2020‚ New York, New York, USA‚ February 7--12‚ 2020",
  editor = "Vincent Conitzer and Fei Sha",
  month = "February",
  publisher = "AAAI Press",
  url = "https://aaai.org/ojs/index.php/AAAI/article/view/5705",
}
@inproceedings{BCL-DL-2019,
  title = "Ontology-Mediated Query Answering over Log-Linear Probabilistic Data (Abstract)",
  author = "Stefan Borgwardt and {\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz",
  year = "2019",
  booktitle = "Proceedings of the 32nd International Workshop on Description Logics, DL 2019, Oslo, Norway, June 18-21, 2019",
  editor = "Mantas Simkus and Grant E. Weddell",
  month = "June",
  publisher = "CEUR−WS.org",
  series = "CEUR Workshop Proceedings",
  url = "http://ceur-ws.org/Vol-2373/paper-35.pdf",
  volume = "2373",
}
@inproceedings{CLMV2019,
  title = "Explanations for Query Answers under Existential Rules",
  author = "{\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz and Enrico Malizia and Andrius Vaicenavičius",
  year = "2019",
  booktitle = "Proceedings of the 28th International Joint Conference on Artificial Intelligence, IJCAI 2019, Macao, China, August 10-16, 2019",
  editor = "Sarit Kraus",
  month = "August",
  pages = "1639--1646",
  publisher = "IJCAI/AAAI Press",
  url = "https://doi.org/10.24963/ijcai.2019/227",
}
@inproceedings{BCL-AAAI-2019,
  title = "Ontology-Mediated Query Answering over Log-Linear Probabilistic Data",
  author = "Stefan Borgwardt and {\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz",
  year = "2019",
  booktitle = "Proceedings of the 33rd National Conference on Artificial Intelligence‚ AAAI 2019‚ Honolulu, Hawaii, USA‚ January 27 - February 1‚ 2019",
  editor = "Pascal Van Hentenryck and Zhi-Hua Zhou",
  month = "January",
  pages = "2711--2718",
  publisher = "AAAI Press",
  url = "https://doi.org/10.1609/aaai.v33i01.33012711",
}
@incollection{CeylLuka2018,
  title = "A Tutorial on Query Answering and Reasoning over Probabilistic Knowledge Bases",
  author = "{\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz",
  year = "2018",
  booktitle = "Reasoning Web. Learning, Uncertainty, Streaming, and Scalability --- 14th International Summer School 2018‚ Esch-sur-Alzette, Luxembourg‚ September 22−26‚ 2018‚ Tutorial Lectures",
  editor = "Claudia d'Amato and Martin Theobald",
  month = "August",
  pages = "35--77",
  publisher = "Springer",
  series = "Lecture Notes in Computer Science",
  url = "https://doi.org/10.1007/978-3-030-00338-8_3",
  volume = "11078",
}
@inproceedings{C-GI2018,
  title = "Anfragebeantwortung in Probabilistischen Datenbanken und Wissensbasen.",
  author = "{\.I}smail {\.I}lkan Ceylan",
  year = "2018",
  booktitle = "Proceedings of Ausgezeichnete Informatikdissertationen, Dagstuhl, Germany, May 6-9, 2018",
  editor = "Steffen Hölldobler",
  publisher = "Springer Verlag",
  series = "LNI",
}
@inproceedings{BCL2018,
  title = "Recent Advances in Querying Probabilistic Knowledge Bases",
  author = "Stefan Borgwardt and {\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz",
  year = "2018",
  booktitle = "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",
  editor = "J{\'{e}}r{\^{o}}me Lang",
  month = "July",
  pages = "5420-5426",
  publisher = "IJCAI/AAAI Press",
  url = "https://doi.org/10.24963/ijcai.2018/765",
}
@phdthesis{Ceylan17,
  title = "Query Answering in Probabilistic Data and Knowledge Bases",
  author = "{\.I}smail {\.I}lkan Ceylan",
  year = "2017",
  school = "TU Dresden",
  url = "http://www.qucosa.de/fileadmin/data/qucosa/documents/23523/Dissertation-PDFA.pdf",
}
@article{CP-JAR17,
  title = "The Bayesian Ontology Language BEL",
  author = "{\.I}smail {\.I}lkan Ceylan and Rafael Pe{\~{n}}aloza",
  year = "2017",
  journal = "Journal of Automated Reasoning",
  number = "1",
  pages = "67--95",
  url = "https://doi.org/10.1007/s10817-016-9386-0",
  volume = "58",
}
@inproceedings{CDB2017,
  title = "Open-World Probabilistic Databases: An Abridged Report",
  author = "{\.I}smail {\.I}lkan Ceylan and Adnan Darwiche and Guy Van Den Broeck",
  year = "2017",
  booktitle = "Proceedings of the 26th International Joint Conference on Artificial Intelligence, IJCAI 2017, Melbourne, Australia, August 19-25‚ 2017",
  editor = "Carles Sierra",
  month = "August",
  note = "Sister Conference Best Paper Track",
  pages = "4796-4800",
  publisher = "IJCAI/AAAI Press",
  url = "https://www.ijcai.org/proceedings/2017/0669.pdf",
}
@inproceedings{BCL_IJCAI2017,
  title = "Most Probable Explanations for Probabilistic Database Queries",
  author = "{\.I}smail {\.I}lkan Ceylan and Stefan Borgwardt and Thomas Lukasiewicz",
  year = "2017",
  booktitle = "Proceedings of the 26th International Joint Conference on Artificial Intelligence, IJCAI 2017, Melbourne, Australia, August 19-25‚ 2017",
  editor = "Carles Sierra",
  month = "August",
  pages = "950--956",
  publisher = "IJCAI/AAAI Press",
  url = "https://www.ijcai.org/proceedings/2017/0132.pdf",
}
@inproceedings{BCL2017,
  title = "Ontology-Mediated Queries for Probabilistic Databases",
  author = "Stefan Borgwardt and {\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz",
  year = "2017",
  booktitle = "Proceedings of the 31st National Conference on Artificial Intelligence‚ AAAI 2017‚ San Francisco, California, USA‚ February 4–9‚ 2017",
  editor = "Satinder Singh and Shaul Markovitch",
  pages = "1063--1069",
  publisher = "AAAI Press",
  url = "http://aaai.org/ocs/index.php/AAAI/AAAI17/paper/view/14365",
}
@inproceedings{CLMP_IJCAI2017,
  title = "Query Answering in Ontologies Under Preference Rankings",
  author = "{\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz and Rafael Pe{\~{n}}aloza and Oana Tifrea-Marciuska",
  year = "2017",
  booktitle = "Proceedings of the 26th International Joint Conference on Artificial Intelligence, IJCAI 2017, Melbourne, Australia, August 19-25‚ 2017",
  editor = "Carles Sierra",
  month = "August",
  pages = "943--949",
  publisher = "IJCAI/AAAI Press",
  url = "https://www.ijcai.org/proceedings/2017/0131.pdf",
}
@inproceedings{CDB-DL16,
  title = "Open-World Probabilistic Databases",
  author = "{\.I}smail {\.I}lkan Ceylan and Adnan Darwiche and Guy Van den Broeck",
  year = "2016",
  booktitle = "Proceedings of the 15th International Conference on Principles of Knowledge Representation and Reasoning, {KR} 2016, Cape Town, South Africa, April 25-29, 2016.",
  editor = "Chitta Baral and James P. Delgrande and Frank Wolter",
  note = "Marco Cadoli-Best Student Paper Award",
  pages = "339--348",
  publisher = "{AAAI} Press",
  url = "http://www.aaai.org/ocs/index.php/KR/KR16/paper/view/12908",
}
@inproceedings{CDB-KR16,
  title = "Open-World Probabilistic Databases (Extended Abstract)",
  author = "{\.I}smail {\.I}lkan Ceylan and Adnan Darwiche and Guy Van den Broeck",
  year = "2016",
  booktitle = "Proceedings of the 29th International Workshop on Description Logics, Cape Town, South Africa, April 22-25, 2016",
  editor = "Maurizio Lenzerini and Rafael Pe{\~{n}}aloza",
  publisher = "CEUR-WS.org",
  series = "{CEUR} Workshop Proceedings",
  url = "http://ceur-ws.org/Vol-1577/paper_25.pdf",
  volume = "1577",
}
@inproceedings{CeylLukaPena2016,
  title = "Complexity Results for Probabilistic Datalog+⁄−",
  author = "{\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz and Rafael Pe{\~{n}}aloza",
  year = "2016",
  booktitle = "Proceedings of the 22nd European Conference on Artificial Intelligence‚ ECAI 2016‚ The Hague‚ The Netherlands‚ August 29 − September 2‚ 2016",
  editor = "Maria S. Fox and Gal A. Kaminka",
  month = "August",
  pages = "1414-1422",
  publisher = "IOS Press",
  url = "http://dx.doi.org/10.3233/978-1-61499-672-9-1414",
}
@inproceedings{CP-SUM15,
  title = "Probabilistic Query Answering in the Bayesian Description Logic BEL",
  author = "{\.I}smail {\.I}lkan Ceylan and Rafael Pe{\~{n}}aloza",
  year = "2015",
  booktitle = "Proceedings of the 9th International Conference on Scalable Uncertainty Management, {SUM} 2015, Qu{\'{e}}bec City, QC, Canada, September 16-18, 2015.",
  editor = "Christoph Beierle and Alex Dekhtyar",
  pages = "21--35",
  publisher = "Springer",
  series = "Lecture Notes in Computer Science",
  url = "https://doi.org/10.1007/978-3-319-23540-0_2",
  volume = "9310",
}
@inproceedings{CMP-ORE15,
  title = "The Bayesian Ontology Reasoner is BORN!",
  author = "{\.I}smail {\.I}lkan Ceylan and Julian Mendez and Rafael Pe{\~{n}}aloza",
  year = "2015",
  booktitle = "Proceedings of the 4th International Workshop on {OWL} Reasoner Evaluation {(ORE-2015)} co-located with the 28th International Workshop on Description Logics {(DL} 2015), Athens, Greece, June 6, 2015.",
  editor = "Michel Dumontier and Birte Glimm and Rafael S. Gon{\c{c}}alves and Matthew Horridge and Ernesto Jim{\'{e}}nez{-}Ruiz and Nicolas Matentzoglu and Bijan Parsia and Giorgos B. Stamou and Giorgos Stoilos",
  pages = "8--14",
  publisher = "CEUR-WS.org",
  series = "{CEUR} Workshop Proceedings",
  url = "http://ceur-ws.org/Vol-1387/paper_5.pdf",
  volume = "1387",
}
@inproceedings{CP-DL15,
  title = "Dynamic Bayesian Description Logics",
  author = "{\.I}smail {\.I}lkan Ceylan and Rafael Pe{\~{n}}aloza",
  year = "2015",
  booktitle = "Proceedings of the 28th International Workshop on Description Logics, Athens,Greece, June 7-10, 2015",
  editor = "Diego Calvanese and Boris Konev",
  publisher = "CEUR-WS.org",
  series = "{CEUR} Workshop Proceedings",
  url = "http://ceur-ws.org/Vol-1350/paper-48.pdf",
  volume = "1350",
}
@inproceedings{C-DL15,
  title = "Query Answering in Bayesian Description Logics",
  author = "{\.I}smail {\.I}lkan Ceylan",
  year = "2015",
  booktitle = "Proceedings of the 28th International Workshop on Description Logics, Athens, Greece, June 7-10, 2015.",
  editor = "Diego Calvanese and Boris Konev",
  publisher = "CEUR-WS.org",
  series = "{CEUR} Workshop Proceedings",
  url = "http://ceur-ws.org/Vol-1350/paper-46.pdf",
  volume = "1350",
}
@inproceedings{DBLP:conf/dlog/CeylanLP15,
  title = "Answering EL Queries in the Presence of Preferences",
  author = "{\.I}smail {\.I}lkan Ceylan and Thomas Lukasiewicz and Rafael Pe{\~{n}}aloza",
  year = "2015",
  booktitle = "Proceedings of the 28th International Workshop on Description Logics, DL 2015, Athens, Greece, June 7-10, 2015",
  editor = "Diego Calvanese and Boris Konev",
  pages = "380-383",
  publisher = "CEUR-WS.org",
  series = "CEUR Workshop Proceedings",
  url = "http://ceur-ws.org/Vol-1350/paper-47.pdf",
  volume = "1350",
}
@inproceedings{CCMS-JELIA14,
  title = "Verification of Context-Sensitive Knowledge and Action Bases",
  author = "Diego Calvanese and {\.I}smail {\.I}lkan Ceylan and Marco Montali and Ario Santoso",
  year = "2014",
  booktitle = "Proceedings of the 14th European Conference on Logics in Artificial Intelligence, {JELIA} 2014, Funchal, Madeira, Portugal, September 24-26, 2014.",
  editor = "Eduardo Ferm{\'{e}} and Jo{\~{a}}o Leite",
  pages = "514--528",
  publisher = "Springer",
  series = "Lecture Notes in Computer Science",
  url = "https://doi.org/10.1007/978-3-319-11558-0_36",
  volume = "8761",
}
@inproceedings{CP-JELIA14,
  title = "Tight Complexity Bounds for Reasoning in the Description Logic BEL",
  author = "{\.I}smail {\.I}lkan Ceylan and Rafael Pe{\~{n}}aloza",
  year = "2014",
  booktitle = "Proceedings of the 14th European Conference on Logics in Artificial Intelligence, {JELIA} 2014, Funchal, Madeira, Portugal, September 24-26, 2014.",
  editor = "Eduardo Ferm{\'{e}} and Jo{\~{a}}o Leite",
  pages = "77--91",
  publisher = "Springer",
  series = "Lecture Notes in Computer Science",
  url = "https://doi.org/10.1007/978-3-319-11558-0_6",
  volume = "8761",
}
@inproceedings{CP-DL14,
  title = "Bayesian Description Logics",
  author = "{\.I}smail {\.I}lkan Ceylan and Rafael Pe{\~{n}}aloza",
  year = "2014",
  booktitle = "Proceedings of the 27th International Workshop on Description Logics, , DL 2014, Vienna, Austria, July 17-20, 2014",
  editor = "Meghyn Bienvenu and Magdalena Ortiz and Riccardo Rosati and Mantas Simkus",
  pages = "447--458",
  publisher = "CEUR-WS.org",
  series = "{CEUR} Workshop Proceedings",
  url = "http://ceur-ws.org/Vol-1193/paper_5.pdf",
  volume = "1193",
}
@inproceedings{CP14-IJCAR14,
  title = "The Bayesian Description Logic BEL",
  author = "{\.I}smail {\.I}lkan Ceylan and Rafael Pe{\~{n}}aloza",
  year = "2014",
  booktitle = "Proceedings of 7th International Joint Conference on Automated Reasoning, {IJCAR} 2014, Held as Part of the Vienna Summer of Logic, {VSL} 2014, Vienna, Austria, July 19-22, 2014",
  editor = "St{\'{e}}phane Demri and Deepak Kapur and Christoph Weidenbach",
  pages = "480--494",
  publisher = "Springer",
  series = "Lecture Notes in Computer Science",
  url = "https://doi.org/10.1007/978-3-319-08587-6_37",
  volume = "8562",
}
@inproceedings{CP14-StarAI,
  title = "Reasoning in the Description Logic {BEL} Using Bayesian Networks",
  author = "{\.I}smail {\.I}lkan Ceylan and Rafael Pe{\~{n}}aloza",
  year = "2014",
  booktitle = "Statistical Relational Artificial Intelligence, Papers from the 2014 {AAAI} Workshop, Qu{\'{e}}bec City, Qu{\'{e}}bec, Canada, July 27, 2014",
  publisher = "{AAAI}",
  series = "{AAAI} Workshops",
  url = "http://www.aaai.org/ocs/index.php/WS/AAAIW14/paper/view/8765",
  volume = "{WS-14-13}",
}
@inproceedings{14125,
}