IIF
Albert-Ludwigs-Universtät Freiburg
Impressum
Technische Fakultät
DBIS ::: Publikationen

Publications of the DBIS Research Group

2010

  • Michael Schmidt, Michael Meier, Georg Lausen:
    Foundations of SPARQL Query Optimization (to appear)
    In Proc. 13th International Conference on Database Theory (ICDT), March 2010, Lausanne (Switzerland).
  • Georg Gottlob, Reinhard Pichler, Fang Wei:
    Bounded treewidth as a key to tractability of knowledge representation and reasoning
    Artificial Intelligence, 174(1), 105-132, 2010.

2009

  • Thomas Hornung, Wolfgang May:
    Semantic Annotations and Querying of Web Data Sources
    In Proc. of the 17th International Conference on Cooperative Information Systems (CoopIS 2009), November 2009, Vilamoura (Portugal).
  • Thomas Hornung, Wolfgang May:
    Ontology-Based Support for Graph Algorithms in Online Exploration Workflows (Poster)
    In Proc. of the 8th International Conference on Ontologies, DataBases, and Applications of Semantics (ODBASE 2009), November 2009, Vilamoura (Portugal).
  • Florian Schmedding:
    Content-sensitive User Interfaces for Annotated Web Pages
    In Proc. of the 4th International Workshop on Applications of Semantic Technologies, GI-Jahrestagung, October 2009, Lübeck, Germany.
  • Hannes Eder, Fang Wei:
    Evaluation of skyline algorithms in PostgreSQL
    International Database Engineering and Applications Symposium (IDEAS 2009), September 2009, Cetraro, Calabria, (Italy).
  • Michael Meier, Michael Schmidt, Georg Lausen:
    On Chase Termination Beyond Stratification [ Tech. Report ]
    In Proc. 35th International Conference on Very Large Databases (VLDB), August 2009, Lyon (France).
  • Thomas Hornung, Wolfgang May:
    Process Algebra-Based Query Workflows
    In Proc. of the 21st International Conference on Advanced Information Systems (CAISE), June 2009, Amsterdam (The Netherlands).
  • Florian Schmedding, Max Schwaibold, Kai Simon:
    Pattern-based Annotation of HTML-streams
    In Proc. of the 6th European Semantic Web Conference (ESWC), June 2009, Heraklion (Greece).
  • Florian Schmedding, Max Schwaibold:
    Integrating Feedback into Web Pages (Poster)
    6th European Semantic Web Conference (ESWC), June 2009, Heraklion (Greece).
  • Michael Meier, Michael Schmidt, Georg Lausen:
    Stop the Chase [ Extended Abstract | Tech. Report ]
    In III Proc. Alberto Mendelzon International Workshop on Foundations of Data Management (AMW), May 2009, Arequipa (Peru).
  • Thomas Hornung, Wolfgang May:
    Deep Web Queries in a Semantic Web Environment
    In 2nd Workshop on Advances in Accessing Deep Web (ADW 2009), co-located with 12th International Conference on Business Information Systems (BIS 2009), April 2009, Poznan (Poland).
  • Michael Schmidt, Thomas Hornung, Georg Lausen, Christoph Pinkel:
    SP²Bench: A SPARQL Performance Benchmark [ .pdf | Tech. Report ]
    In Proc. IEEE 25th International Conference on Data Engineering (ICDE), March 2009, Shanghai (China).

2008

  • Michael Meier:
    Towards Rule-based Minimization of RDF Graphs under Constraints
    In Proc. of the 2nd International Conference on Web Reasoning and Rule Systems (RR), October 2008, Karlsruhe (Germany).
  • Michael Schmidt, Thomas Hornung, Norbert Küchlin, Georg Lausen, Christoph Pinkel:
    An Experimental Comparison of RDF Data Management Approaches in a SPARQL Benchmark Scenario [ .pdf ]
    In Proc. of the 7th International Semantic Web Conference (ISWC), October 2008, Karlsruhe (Germany).
  • Thomas Hornung, Agnes Koschmider, Georg Lausen:
    Recommendation Based Process Modeling Support: Method and User Experience
    In Proc. of the 27th International Conference on Conceptual Modeling (ER 2008), October 2008, Barcelona (Spain).
  • Florian Schmedding, Christoph Hanke, Thomas Hornung:
    RDF Authoring in Wikis
    In Proc. of the 3rd Semantic Wiki Workshop, co-located with the 5th European Semantic Web Conference (ESWC), June 2008, Tenerife (Spain).
  • Yang Wang, Thomas Hornung:
    Deep Web Navigation by Example
    In Proc. of the 1st Workshop on Advances in Accessing Deep Web (ADW 2008), co-located with the 11th International Conference on Business Information Systems (BIS 2008), May 2008, Innsbruck, (Austria).
  • Thomas Hornung, Kai Simon, Georg Lausen:
    Mashups over the Deep Web
    In Lecture Notes in Business Information Processing, Volume 18, WEBIST (Revised Selected Papers), pp. 228 - 241.
  • Thomas Hornung, Kai Simon, Georg Lausen:
    Mashing Up the Deep Web - Research in Progress
    In Proc. of the 4th International Conference on Web Information Systems and Technologies (WEBIST), May 2008, Madeira (Portugal).
  • Georg Lausen, Michael Meier, Michael Schmidt:
    SPARQLing Constraints for RDF [ .pdf ]
    In Proc. of the 11th International Conference on Extending Database Technology (EDBT), March 2008, Nantes (France).
  • Christoph Koch, Stefanie Scherzinger, Michael Schmidt:
    XML Prefiltering as a String Matching Problem [ .pdf ]
    In Proc. of the IEEE 24th International Conference on Data Engineering (ICDE), April 2008, Cancún (México).
  • Fang Wei, Georg Lausen:
    A Unified Apriori-like Algorithm for Conjunctive Query Containment
    In International Database Engineering and Applications Symposium (IDEAS 2008), September 2008, Coimbra(Portugal).
  • Georg Gottlob, Reinhard Pichler, Fang Wei:
    Abduction with Bounded Treewidth: From Theoretical Tractability to Practically Efficient Computation
    In Proceedings of the Twenty-Third AAAI Conference on Artificial Intelligence, AAAI 2008, Chicago, Illinois, USA.
  • Reinhard Pichler, Axel Polleres, Fang Wei, Stefan Woltran:
    dRDF: Entailment for Domain-Restricted RDF
    5th European Semantic Web Conference, ESWC 2008, Tenerife, Canary Islands, Spain.

2007 and earlier