TU Wien Informatics

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Christoph Koch

Univ.Doz. Dipl.-Ing. Dr.techn.

Research Areas

  • databases, database theory, complexity theory, logic in computer science, artificial intelligence

Role

Contact

2022W

 

Note: Due to the rollout of TU Wien’s new publication database, the list below may be slightly outdated.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.

2006

2005

  • Information Extraction for the Semantic Web / R. Baumgartner, T. Eiter, G. Gottlob, M. Herzog, C. Koch / Talk: First International Summer School Reasoning Web 2005, Msida, Malta; 2005-07-25 - 2005-07-29; in: "Reasoning Web", Springer, LNCS 3564 (2005), ISBN: 3-540-27828-1; 275 - 289

2004

2003

  • Web information Extracton with Lixto: Visual Logic and Expressive Power / G. Gottlob, R. Baumgartner, S. Flesca, M. Herzog, C. Koch / Talk: DISI Seminar, Genua, Italien (invited); 2003-11-24 - 2003-11-26
  • Path Queries on Compressed XML / P. Buneman, M. Grohe, C. Koch / Talk: 29th Conference on Very Large Data Bases, Berlin, Deutschland; 2003-09-09 - 2003-09-12; in: "Proceedings of the 29 th VLDB Conference", M. Kaufman (ed.); Kaufmann, (2003), ISBN: 0-12-722442-4; 141 - 152
  • Attribute Grammars for Scalable Query Processing on XML Streams / C. Koch, S. Scherzinger / Poster: The 9th International Workshop on Data Base Programming Languages, Potsdam, Deutschland (invited); 2003-09-06 - 2003-09-08; in: "Informal Proceedings of the 9th International Workshop on Data Base Programming Languages", (2003), 135 - 146
  • Xpath Query Processing / G. Gottlob, C. Koch / Talk: The 9th International Workshop on Data Base Programming Languages, Potsdam, Deutschland (invited); 2003-09-06 - 2003-09-08
  • Query Evaluation on Compressed Trees / M. Frick, M. Grohe, C. Koch / Talk: IEEE Symposium on Logic in Computer Science, Ottawa, Kanada; 2003-06-21 - 2003-06-25; in: "Proceeding on LICS 2003", IEEE, (2003), ISBN: 0-7695-1884-2; 188 - 197
  • The Complexity of XPath Query Evaluation / G. Gottlob, C. Koch, R. Pichler / Talk: ACM SIGMOD-SIGACT-SIGART Symposium on Principles of Database Systems, San Diego, USA (invited); 2003-06-09 - 2003-06-11; in: "Proceedings of the 22nd ACM SIGMOD-SIGACT-SIGART Symposium on Principles of Database Systems", F. Neven (ed.); ACM Press, (2003), ISBN: 1-58113-670-6; 179 - 190
  • XPath Query Evaluation: Improving Time and Space Efficiency / G. Gottlob, C. Koch, R. Pichler / Talk: 19th International Conference on Data Engineering, Bangalore, Indien; 2003-03-05 - 2003-03-08; in: "Proceedings on the ICDE 2003", (2003), 379 - 390
  • Enhancing disjunctive logic programming systems by SAT checkers / C. Koch, N. Leone, G. Pfeifer / Artificial Intelligence, Volume 151 (2003), Issues 1-2; 177 - 212
  • XPath Processing in a Nutshell / G. Gottlob, C. Koch, R. Pichler / ACM SIGMOD Record, Issue 1 (2003), Volume 32; 12 - 19
  • Queries on tree-structured data / Habilitation Thesis by C. Koch / TU Wien, Fakultät für Informatik, 2003

2002

  • The DLV System / N. Leone, G. Pfeifer, W. Faber, F. Calimeri, T. Dell´Armi, T. Eiter, G. Gottlob, G. Ianni, G. Ielpa, C. Koch, S. Perri, A. Polleres / Poster: 8th European Conference on Artificial Intelligence, JELIA 2002, Cosenza, Italy (invited); 2002-09-23 - 2002-09-26; in: "Logics in Artificial Intelligence", S. Flesca, S. Greco, N. Leone, G. Ianni (ed.); Lecture Notes in Artificial Intelligence, Springer, 2424 (2002), ISBN: 3-540-44190-5; 537 - 540
  • Efficient Algorithms for Processing XPath Queries / G. Gottlob, C. Koch, R. Pichler / Talk: 28th international Conference on Very Large Data Bases 2002, Hong Kong SAR, China; 2002-08-20 - 2002-08-23; in: "Proceedings of the 28th international Conference on Very Large Data Bases 2002", P. Bernstein, Y. Ioannidis, R. Ramakrishnan, D. Papadias (ed.); Morgan Kaufmann Publishers, (2002), ISBN: 1-55860-869-9; 95 - 106
  • Monadic Queries over Tree-Structured Data / G. Gottlob, C. Koch / Talk: 17th Annual IEEE Symposium on Logic in Computer Science (LIC'S02), Copenhagen, Denmark (invited); 2002-07-22 - 2002-07-25; in: "Proceedings of the 17th Annual IEEE Symposium on Logic in Computer Science (LIC'S02)", G. Plotkin (ed.); IEEE Computer Society, (2002), ISBN: 0-7695-1483-9; 189 - 202
  • Monadic Datalog and the Expressive Power of Languages for Web Information Extraction. / G. Gottlob, C. Koch / Talk: Twenty-first ACM SIGMOD-SIGACT-SIGART Symposium on Principles of Database Systems (PODS 2002), Madison, Wisconsin, USA (invited); 2002-06-03 - 2002-06-06; in: "Proceedings of the Twenty-first ACM SIGMOD-SIGACT-SIGART Symposium on Principles of Database Systems", S. Abiteboul (ed.); (2002), ISBN: 1-58113-507-6; 17 - 28
  • Query Rewriting with Symmetric Constraints / C. Koch / Talk: 2nd International Symposium on Foundations of information and knowledge systems, Salzau Castle, Germany; 2002-02-20 - 2002-02-23; in: "Foundations of information and knowledge systems", T. Eiter, K. Schewe (ed.); LNCS/Springer Verlag, Berlin (2002), ISBN: 3-540-43220-5; 130 - 147
  • The DLV System for Knowledge Representation and Reasoning (INFSYS RR-1843-02-14) / N. Leone, G. Pfeifer, W. Faber, T. Eiter, G. Gottlob, C. Koch, C. Mateis, S. Perri, F. Scarcello / Report for Institut f. Informationssysteme, TU Wien; 2002

 

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.