2012
67Privacy analysis using ontologies. Martin Kost, Johann Christoph Freytag. CODASPY 2012, 205-216. Web SearchBibTeXDownload
66Improving data quality by source analysis. Heiko Müller, Johann Christoph Freytag, Ulf Leser. J. Data and Information Quality (2): 15 (2012). Web SearchBibTeXDownload
2011
65Privacy Verification Using Ontologies. Martin Kost, Johann Christoph Freytag, Frank Kargl, Antonio Kung. ARES 2011, 627-632. Web SearchBibTeXDownload
64Foundations of Traversal Based Query Execution over Linked Data (Extended Version). Olaf Hartig, Johann Christoph Freytag. CoRR (abs/1108.6328) (2011). Web SearchBibTeXDownload
63Privacy-by-design in ITS applications. Antonio Kung, Johann Christoph Freytag, Frank Kargl. WOWMOM 2011, 1-6. Web SearchBibTeXDownload
2010
62Software als Institution und ihre Gestaltbarkeit. Carsten Orwat, Oliver Raabe, Erik Buchmann, Arun Anandasivam, Johan Christoph Freytag, Natali Helberger, Kei Ishii, Bernd Lutterbeck, Dirk Neumann, Thomas Otter. Informatik Spektrum (33): 626-633 (2010). Web SearchBibTeXDownload
2009
61Flexible failure handling for cooperative processes in distributed systems. Artin Avanes, Johann Christoph Freytag. CollaborateCom 2009, 1-10. Web SearchBibTeXDownload
60Editorial to the Special Issue: "Database Systems". Johann Christoph Freytag, Theo Härder. Computer Science - R&D (24): 101-102 (2009). Web SearchBibTeXDownload
59Query Processing and Optimization in Object Relational Databases. Johann Christoph Freytag. Encyclopedia of Database Systems 2009, 2293-2297. Web SearchBibTeXDownload
58Protecting Privacy in Context-aware Systems - Necessary or superfluous?. Johann Christoph Freytag. GI Jahrestagung 2009, 1980-1982. Web SearchBibTeXDownload
57Vorwort der Workshop-Leitung. Anton Güntsch, Armin Wolf, Matthias Kranz, Michael May, Mario Winter. GI Jahrestagung 2009, 130-131. Web SearchBibTeX
56Privacy Challenges for Database Systems. Johann Christoph Freytag. Grundlagen von Datenbanken 2009, 5. Web SearchBibTeXDownload
55Query Processing on Multi-Core Architectures. Frank Huber, Johann Christoph Freytag. Grundlagen von Datenbanken 2009, 27-31. Web SearchBibTeXDownload
54Executing SPARQL Queries over the Web of Linked Data. Olaf Hartig, Christian Bizer, Johann Christoph Freytag. International Semantic Web Conference 2009, 293-309. Web SearchBibTeXDownload
53Context Quality and Privacy - Friends or Rivals?. Johann Christoph Freytag. QuaCon 2009, 25-40. Web SearchBibTeXDownload
52Privacy in location-aware systems. Johann Christoph Freytag. SIGSPATIAL Special (1): 4-8 (2009). Web SearchBibTeXDownload
2008
51Designing Component-Based Semantic Web Applications with DESWAP. Olaf Hartig, Martin Kost, Johann Christoph Freytag. International Semantic Web Conference (Posters & Demos) 2008. Web SearchBibTeXDownload
50Adaptive workflow scheduling under resource allocation constraints and network dynamics. Artin Avanes, Johann Christoph Freytag. PVLDB (1): 1631-1637 (2008). Web SearchBibTeXDownload
2007
49Entwurf von Informationsintegrationssystemen auf der Basis der Merkmalsmodellierung. Susanne Busse, Johann Christoph Freytag. BTW 2007, 192-211. Web SearchBibTeXDownload
48Distributed Service Deployment in Mobile Ad-Hoc Networks. Artin Avanes, Johann Christoph Freytag, Christof Bornhövd. MobiQuitous 2007, 1-8. Web SearchBibTeXDownload
47Efficient exploitation of similar subexpressions for query processing. Jingren Zhou, Per-Åke Larson, Johann Christoph Freytag, Wolfgang Lehner. SIGMOD Conference 2007, 533-544. Cited by 16Web SearchBibTeXDownload
2006
46Describing differences between databases. Heiko Müller, Johann Christoph Freytag, Ulf Leser. CIKM 2006, 612-621. Web SearchBibTeXDownload
45Privacy-Techniken im Überblick. Oliver Berthold, Johann Christoph Freytag. Datenbank-Spektrum (16): 5-14 (2006). Web SearchBibTeXDownload
44Classification of Contradiction Patterns. Heiko Müller, Ulf Leser, Johann Christoph Freytag. GfKl 2006, 171-178. Web SearchBibTeXDownload
2005
43Query Processing Using Ontologies. Chokri Ben Necib, Johann Christoph Freytag. CAiSE 2005, 167-186. Web SearchBibTeXDownload
42Semantic Query Transformation Using Ontologies. Chokri Ben Necib, Johann Christoph Freytag. IDEAS 2005, 187-199. Web SearchBibTeXDownload
41Data Mining: The Next Generation. Johann Christoph Freytag, Raghu Ramakrishnan, Rakesh Agrawal. it - Information Technology (47): 308-312 (2005). Web SearchBibTeXDownload
4005441 Executive Summary - Managing and Mining Genome Information: Frontiers in Bioinformatics. Jacek Blazewicz, Johann Christoph Freytag, Martin Vingron. Managing and Mining Genome Information 2005. Web SearchBibTeXDownload
3905441 Abstracts Collection - Managing and Mining Genome Information: Frontiers in Bioinformatics. Jacek Blazewicz, Johann Christoph Freytag, Martin Vingron. Managing and Mining Genome Information 2005. Web SearchBibTeXDownload
2004
38Using Ontologies for Database Query Reformulation. Chokri Ben Necib, Johann Christoph Freytag. ADBIS (Local Proceedings) 2004. Web SearchBibTeXDownload
37Dynamic information fusion for genome annotation. Heiko Müller, Peter Rieger, Katja Tham, Johann Christoph Freytag. GI Jahrestagung (1) 2004, 351-355. Web SearchBibTeXDownload
36Completeness of integrated information sources. Felix Naumann, Johann Christoph Freytag, Ulf Leser. Inf. Syst. (29): 583-615 (2004). Cited by 66Web SearchBibTeXDownload
35Efficient prediction of alternative splice forms using protein domain homology. Michael Hiller, Rolf Backofen, Stephan Heymann, Anke Busch, Timo Mika Gläßer, Johann Christoph Freytag. In Silico Biology (4) (2004). Web SearchBibTeXDownload
34Mining for Patterns in Contradictory Data. Heiko Müller, Ulf Leser, Johann Christoph Freytag. IQIS 2004, 51-58. Web SearchBibTeX
33Best papers of VLDB 2003. Johann Christoph Freytag, Serge Abiteboul, Michael J. Carey. VLDB J. (13): 205-206 (2004). Web SearchBibTeXDownload
2003
32Rechnergestützte Suche nach Korrelationen in komplexen Datensätzen der Biowissenschaften. Stephan Heymann, Katja Tham, Peter Rieger, Johann Christoph Freytag. BTW 2003, 463-481. Web SearchBibTeXDownload
31Ontology Based Query Processing in Database Management Systems. Chokri Ben Necib, Johann Christoph Freytag. CoopIS/DOA/ODBASE 2003, 839-857. Web SearchBibTeXDownload
2002
30The XML Query Execution Engine (XEE). Dieter Scheffner, Johann Christoph Freytag. BalticDB&IS 2002, 297-308. Web SearchBibTeX
29Almost Optimal Private Information Retrieval. Dmitri Asonov, Johann Christoph Freytag. Privacy Enhancing Technologies 2002, 209-223. Web SearchBibTeXDownload
28Access Support Tree & TextArray: A Data Structure for XML Document Storage & Retrieval. Dieter Scheffner, Johann Christoph Freytag. SSDBM 2002, 155-164. Web SearchBibTeXDownload
27Viator - A Tool Family for Graphical Networking and Data View Creation. Stephan Heymann, Katja Tham, Axel Kilian, Gunnar Wegner, Peter Rieger, Dieter Merkel, Johann Christoph Freytag. VLDB 2002, 1067-1070. Web SearchBibTeXDownload
26Repudiative information retrieval. Dmitri Asonov, Johann Christoph Freytag. WPES 2002, 32-40. Web SearchBibTeXDownload
2001
25Absolute Privacy in Voting. Dmitri Asonov, Markus Schaal, Johann Christoph Freytag. ISC 2001, 95-109. Web SearchBibTeXDownload
2000
24Managing Schemata for Semistructured Databases Using Constraints. André Bergholz, Johann Christoph Freytag. ADBIS-DASFAA 2000, 23-36. Web SearchBibTeXDownload
23XML Conceptual Modeling Using UML. Rainer Conrad, Dieter Scheffner, Johann Christoph Freytag. ER 2000, 558-571. Web SearchBibTeXDownload
22A Communication Infrastructure for a Distributed RDBMS (Research Note). Michael Stillger, Dieter Scheffner, Johann Christoph Freytag. Euro-Par 2000, 445-450. Web SearchBibTeXDownload
21Implementing Geospatial Operations in an Object-Relational Database System. Johann Christoph Freytag, M. Flasza, Michael Stillger. SSDBM 2000, 209-219. Web SearchBibTeXDownload
1999
20Querying Semistructured Data Based on Schema Matching. André Bergholz, Johann Christoph Freytag. DBPL 1999, 168-183. Web SearchBibTeXDownload
19Quality-driven Integration of Heterogenous Information Systems. Felix Naumann, Ulf Leser, Johann Christoph Freytag. VLDB 1999, 447-458. Cited by 2Web SearchBibTeXDownload
1998
18Quality Driven Source Selection Using Data Envelope Analysis. Felix Naumann, Johann Christoph Freytag, Myra Spiliopoulou. IQ 1998, 137-152. Web SearchBibTeX
1997
17AQuES: An Agent-based Query Evaluation System. Michael Stillger, Johann K. Obermaier, Johann Christoph Freytag. CoopIS 1997, 203-212. Web SearchBibTeXDownload
16Sequence Comparison Using a Relational Database Approach. André Bergholz, Stephan Heymann, Jörg A. Schenk, Johann Christoph Freytag. IDEAS 1997, 126-131. Web SearchBibTeX
1996
15Modelling Resource Utilization in Pipelined Query Execution. Myra Spiliopoulou, Johann Christoph Freytag. Euro-Par, Vol. I 1996, 872-880. Web SearchBibTeXDownload
1995
14Testing the Quality of a Query Optimizer. Michael Stillger, Johann Christoph Freytag. IEEE Data Eng. Bull. (18): 41-48 (1995). Web SearchBibTeXDownload
13An Annotated Bibliography on Active Databases. Ulrike Jaeger, Johann Christoph Freytag. SIGMOD Record (24): 58-69 (1995). Web SearchBibTeXDownload
1993
12Working Group Parallel Query Optimization. Richard A. Lehn, Johann Christoph Freytag. FMLDO 1993, 143-148. Web SearchBibTeX
1989
11On the Translation of Relational Queries into Iterative Programs. Johann Christoph Freytag, Nathan Goodman. ACM Trans. Database Syst. (14): 1-27 (1989). Web SearchBibTeXDownload
10The Basic Principles of Query Optimization in Relational Database Management Systems. Johann Christoph Freytag. IFIP Congress 1989, 801-807. Web SearchBibTeX
9Extensible Query Processing in Starburst. Laura M. Haas, Johann Christoph Freytag, Guy M. Lohman, Hamid Pirahesh. SIGMOD Conference 1989, 377-388. Cited by 273Web SearchBibTeXDownload
8Rules for Implementing Very Large Knowledge Base Systems. Jorge B. Bocca, Johann Christoph Freytag. SIGMOD Record (18): 29-35 (1989). Web SearchBibTeXDownload
1988
7Mapping Object-Oriented Concepts into Relational Concepts by Meta-Compilation in a Logic programming Environment. Johann Christoph Freytag, Rainer Manthey, Mark Wallace. OODBS 1988, 204-208. Web SearchBibTeXDownload
6Implementing an Interpreter for Functional Rules in a Query Optimizer. Mavis K. Lee, Johann Christoph Freytag, Guy M. Lohman. VLDB 1988, 218-229. Cited by 43Web SearchBibTeXDownload
1987
5A Rule-Based View of Query Optimization. Johann Christoph Freytag. SIGMOD Conference 1987, 173-180. Web SearchBibTeXDownload
4Masking System Crashes in Database Application Programs. Johann Christoph Freytag, Flaviu Cristian, Bo Kähler. VLDB 1987, 407-416. Web SearchBibTeXDownload
1986
3Extensibility in the Starburst Database System. Peter M. Schwarz, Walter Chang, Johann Christoph Freytag, Guy M. Lohman, John McPherson, C. Mohan, Hamid Pirahesh. OODBS 1986, 85-92. Cited by 120Web SearchBibTeXDownload
2Rule-Based Translation of Relational Queries into Iterative Programs. Johann Christoph Freytag, Nathan Goodman. SIGMOD Conference 1986, 206-214. Web SearchBibTeXDownload
1Translating Aggregate Queries into Iterative Programs. Johann Christoph Freytag, Nathan Goodman. VLDB 1986, 138-146. Web SearchBibTeXDownload
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References
1. ^ The ACM SIGMOD/PODS Conference: Vancouver, 2008 - SIGMOD Program Committee - Retrieved 2009-11-21 - details
2. ^ VLDB 2004 Endowment Board of Trustees - Retrieved 2011-07-02 - details
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