Georg Lausen

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2011
1 3rdf: Storing and Querying RDF Data on Top of the 3nuts Overlay Network. Liaquat Ali, Thomas Janson, Georg Lausen. DEXA Workshops 2011, 257-261. Web SearchBibTeXDownload
2 PigSPARQL: Übersetzung von SPARQL nach Pig Latin. Alexander Schätzle, Martin Przyjaciel-Zablocki, Thomas Hornung, Georg Lausen. BTW 2011, 65-84. Web SearchBibTeX
2010
1 Semantic query optimization in the presence of types. Michael Meier, Michael Schmidt, Fang Wei, Georg Lausen. PODS 2010, 111-122. Web SearchBibTeXDownload
2 Foundations of SPARQL query optimization. Michael Schmidt, Michael Meier, Georg Lausen. ICDT 2010, 4-33. Web SearchBibTeXDownload
2009
1 On Chase Termination Beyond Stratification. Michael Meier, Michael Schmidt, Georg Lausen. PVLDB (2): 970-981 (2009). Web SearchBibTeXDownload
2 Making Product Recommendations More Diverse. Cai-Nicolas Ziegler, Georg Lausen. IEEE Data Eng. Bull. (32): 23-32 (2009). Web SearchBibTeXDownload
3 Two-Phase Locking. Georg Lausen. Encyclopedia of Database Systems 2009, 3214-3218. Web SearchBibTeXDownload
4 SP^2Bench: A SPARQL Performance Benchmark. Michael Schmidt, Thomas Hornung, Georg Lausen, Christoph Pinkel. ICDE 2009, 222-233. Web SearchBibTeXDownload
5 Process Algebra-Based Query Workflows. Thomas Hornung, Wolfgang May, Georg Lausen. CAiSE 2009, 440-454. Web SearchBibTeXDownload
6 Stop the Chase. Michael Meier, Michael Schmidt, Georg Lausen. CoRR (abs/0901.3984) (2009). Web SearchBibTeXDownload
7 SP2Bench: A SPARQL Performance Benchmark. Michael Schmidt, Thomas Hornung, Michael Meier, Christoph Pinkel, Georg Lausen. Semantic Web Information Management 2009, 371-393. Web SearchBibTeXDownload
8 Stop the Chase: Short Contribution. Michael Meier, Michael Schmidt, Georg Lausen. AMW 2009. Web SearchBibTeXDownload
2008
1 SPARQLing constraints for RDF. Georg Lausen, Michael Meier, Michael Schmidt. EDBT 2008, 499-509. Web SearchBibTeXDownload
2 Foundations of SPARQL Query Optimization. Michael Schmidt, Michael Meier, Georg Lausen. CoRR (abs/0812.3788) (2008). Web SearchBibTeXDownload
3 An Experimental Comparison of RDF Data Management Approaches in a SPARQL Benchmark Scenario. Michael Schmidt, Thomas Hornung, Norbert Küchlin, Georg Lausen, Christoph Pinkel. International Semantic Web Conference 2008, 82-97. Web SearchBibTeXDownload
4 Recommendation Based Process Modeling Support: Method and User Experience. Thomas Hornung, Agnes Koschmider, Georg Lausen. ER 2008, 265-278. Web SearchBibTeXDownload
5 Mashups over the Deep Web. Thomas Hornung, Kai Simon, Georg Lausen. WEBIST (Selected Papers) 2008, 228-241. Web SearchBibTeXDownload
6 On exploiting classification taxonomies in recommender systems. Cai-Nicolas Ziegler, Georg Lausen, Joseph A. Konstan. AI Commun. (21): 97-125 (2008). Web SearchBibTeXDownload
7 A unified apriori-like algorithm for conjunctive query containment. Fang Wei, Georg Lausen. IDEAS 2008, 111-120. Web SearchBibTeXDownload
8 Mashing Up the DEEP Web - Research in Progress. Thomas Hornung, Kai Simon, Georg Lausen. WEBIST (2) 2008, 58-66. Web SearchBibTeX
9 SP2Bench: A SPARQL Performance Benchmark. Michael Schmidt, Thomas Hornung, Michael Meier, Christoph Pinkel, Georg Lausen. CoRR (abs/0806.4627) (2008). Web SearchBibTeXDownload
2007
1 Adapting the Rete-Algorithm to Evaluate F-Logic Rules. Florian Schmedding, Nour Sawas, Georg Lausen. RuleML 2007, 166-173. Web SearchBibTeXDownload
2 Relational Databases in RDF: Keys and Foreign Keys. Georg Lausen. SWDB-ODBIS 2007, 43-56. Web SearchBibTeXDownload
2006
1 From HTML documents to web tables and rules. Kai Simon, Georg Lausen, Harold Boley. ICEC 2006, 125-131. Web SearchBibTeXDownload
2 Information Gathering in a Dynamic World. Thomas Hornung, Kai Simon, Georg Lausen. PPSWR 2006, 237-241. Web SearchBibTeXDownload
3 Learning Rules to Pre-process Web Data for Automatic Integration. Kai Simon, Thomas Hornung, Georg Lausen. RuleML 2006, 107-116. Web SearchBibTeXDownload
4 Automatic computation of semantic proximity using taxonomic knowledge. Cai-Nicolas Ziegler, Kai Simon, Georg Lausen. CIKM 2006, 465-474. Web SearchBibTeXDownload
5 Transform: A Transaction Safe Web Application Model. Matthias Ihle, Georg Lausen. WEBIST (1) 2006, 164-171. Web SearchBibTeX
2005
1 Improving recommendation lists through topic diversification. Cai-Nicolas Ziegler, Sean M. McNee, Joseph A. Konstan, Georg Lausen. WWW 2005, 22-32. Web SearchBibTeXDownload
2 ViPER: augmenting automatic information extraction with visual perceptions. Kai Simon, Georg Lausen. CIKM 2005, 381-388. Web SearchBibTeXDownload
3 Propagation Models for Trust and Distrust in Social Networks. Cai-Nicolas Ziegler, Georg Lausen. Information Systems Frontiers (7): 337-358 (2005). Web SearchBibTeXDownload
2004
1 Ontologies in F-logic. Jürgen Angele, Georg Lausen. Handbook on Ontologies 2004, 29-50. Web SearchBibTeX
2 Analyzing Correlation between Trust and User Similarity in Online Communities. Cai-Nicolas Ziegler, Georg Lausen. iTrust 2004, 251-265. Web SearchBibTeXDownload
3 Taxonomy-driven computation of product recommendations. Cai-Nicolas Ziegler, Georg Lausen, Lars Schmidt-Thieme. CIKM 2004, 406-415. Web SearchBibTeXDownload
4 Spreading Activation Models for Trust Propagation. Cai-Nicolas Ziegler, Georg Lausen. EEE 2004, 83-97. Web SearchBibTeXDownload
5 A uniform framework for integration of information from the web. Wolfgang May, Georg Lausen. Inf. Syst. (29): 59-91 (2004). Web SearchBibTeXDownload
6 Paradigms for Decentralized Social Filtering Exploiting Trust Network Structure. Cai-Nicolas Ziegler, Georg Lausen. CoopIS/DOA/ODBASE (2) 2004, 840-858. Web SearchBibTeXDownload
7 Report on the 9th International Workshop on Data Base Programming Languages. Georg Lausen, Dan Suciu. SIGMOD Record (33): 145-147 (2004). Web SearchBibTeXDownload
2003
1 Catalog Integration Made Easy. Pedro José Marrón, Georg Lausen, Martin Weber. BTW 2003, 98-107. Web SearchBibTeXDownload
2 Anfragen, Ändern und Transformieren von XML. Georg Lausen, Wolfgang May. Web & Datenbanken 2003, 65-97. Web SearchBibTeX
3 Containment of Conjunctive Queries with Safe Negation. Fang Wei, Georg Lausen. ICDT 2003, 343-357. Web SearchBibTeXDownload
4 Processing XML on Top of Conventional Filesystems. Matthias Ihle, Pedro José Marrón, Georg Lausen. Berliner XML Tage 2003, 183-197. Web SearchBibTeX
5 On the Containment of Conjunctive Queries. Georg Lausen, Fang Wei. Computer Science in Perspective 2003, 231-244. Web SearchBibTeXDownload
2002
1 Conjunctive Query Containment in the Presence of Disjunctive Integrity Constraints. Fang Wei, Georg Lausen. Description Logics 2002. Web SearchBibTeXDownload
2 Efficient Cache Answerability for XPath Queries. Pedro José Marrón, Georg Lausen. DIWeb 2002, 35-45. Web SearchBibTeX
3 Ontology-Based Querying of Linked XML Documents. Lule Ahmedi, Georg Lausen. Semantic Web Workshop 2002. Web SearchBibTeXDownload
4 Adaptive Evaluation Techniques for Querying XML-based E-Catalogs. Georg Lausen, Pedro José Marrón. RIDE 2002, 19-28. Web SearchBibTeXDownload
2001
1 A Formal Analysis of the Lightweight Directory Access Protocol. Fang Wei, Georg Lausen. ER (Workshops) 2001, 306-319. Web SearchBibTeXDownload
2 LDAP-based Ontology for Information Integration. Lule Ahmedi, Pedro José Marrón, Georg Lausen. BTW 2001, 207-214. Web SearchBibTeX
3 On Processing XML in LDAP. Pedro José Marrón, Georg Lausen. VLDB 2001, 601-610. Web SearchBibTeXDownload
4 Ontology-based Access to heterogeneous XML Data. Lule Ahmedi, Pedro José Marrón, Georg Lausen. GI Jahrestagung (1) 2001, 337-344. Web SearchBibTeX
2000
1 MSTS: A System for Mining Sets of Time Series. Georg Lausen, Iztok Savnik, Aldar Dougarjapov. PKDD 2000, 289-298. Web SearchBibTeXDownload
2 Algorithm for Matching Sets of Time Series. Iztok Savnik, Georg Lausen, Hans-Peter Kahle, Heinrich Spiecker, Sebastian Hein. PKDD 2000, 277-288. Web SearchBibTeXDownload
1999
1 A Unified Framework for Wrapping, Mediating and Restructuring Information from the Web. Wolfgang May, Rainer Himmeröder, Georg Lausen, Bertram Ludäscher. ER (Workshops) 1999, 307-320. Web SearchBibTeXDownload
1998
1 On Logical Foundations of Active Databases. Georg Lausen, Bertram Ludäscher, Wolfgang May. Logics for Databases and Information Systems 1998, 389-422. Web SearchBibTeX
2 Managing Semistructured Data with FLORID: A Deductive Object-Oriented Perspective. Bertram Ludäscher, Rainer Himmeröder, Georg Lausen, Wolfgang May, Christian Schlepphorst. Inf. Syst. (23): 589-613 (1998). Web SearchBibTeXDownload
3 Handling Termination in a Logical Language for Active Rules. Bertram Ludäscher, Georg Lausen. Informatica, Lith. Acad. Sci. (9): 65-84 (1998). Web SearchBibTeXDownload
4 Search, Analysis, and Integration of Web Documents: A Case Study with FLORID. Rainer Himmeröder, Paul-Thomas Kandzia, Bertram Ludäscher, Wolfgang May, Georg Lausen. DDLP 1998, 47-58. Web SearchBibTeX
5 On Active Deductive Databases: The Statelog Approach. Georg Lausen, Bertram Ludäscher, Wolfgang May. Transactions and Change in Logic Databases 1998, 69-106. Web SearchBibTeXDownload
1997
1 Integrating Dynamic Aspects into Deductive Object-Oriented Databases. Wolfgang May, Christian Schlepphorst, Georg Lausen. Rules in Database Systems 1997, 20-34. Web SearchBibTeXDownload
2 On a Declarative Semantics for Web Queries. Rainer Himmeröder, Georg Lausen, Bertram Ludäscher, Christian Schlepphorst. DOOD 1997, 386-398. Web SearchBibTeXDownload
3 FLORID: A Prototype for F-Logic. Jürgen Frohn, Rainer Himmeröder, Paul-Thomas Kandzia, Georg Lausen, Christian Schlepphorst. ICDE 1997, 583. Web SearchBibTeXDownload
4 Well-Founded Semantics for Deductive Object-Oriented Database Languages. Wolfgang May, Bertram Ludäscher, Georg Lausen. DOOD 1997, 320-336. Web SearchBibTeXDownload
5 FLORID - Ein Prototyp fuer F-Logik. Jürgen Frohn, Rainer Himmeröder, Paul-Thomas Kandzia, Georg Lausen, Christian Schlepphorst. BTW 1997, 100-117. Web SearchBibTeX
6 Referential Actions as Logic Rules. Bertram Ludäscher, Wolfgang May, Georg Lausen. PODS 1997, 217-227. Web SearchBibTeX
1996
1 Nested Transactions in a Logical Language for Active Rules. Bertram Ludäscher, Wolfgang May, Georg Lausen. Logic in Databases 1996, 197-222. Web SearchBibTeXDownload
1995
1 Logical Foundations of Object-Oriented and Frame-Based Languages. Michael Kifer, Georg Lausen, James Wu. J. ACM (42): 741-843 (1995). Web SearchBibTeXDownload
2 Safety by Uninterpreted Locks. Georg Lausen, Eljas Soisalon-Soininen. Inf. Comput. (117): 37-49 (1995). Web SearchBibTeXDownload
3 A Logical Framework for Active Rules. Bertram Ludäscher, Ulrich Hamann, Georg Lausen. COMAD 1995. Web SearchBibTeX
1994
1 Access to Objects by Path Expressions and Rules. Jürgen Frohn, Georg Lausen, Heinz Uphoff. VLDB 1994, 273-284. Web SearchBibTeX
2 Updates by Reasoning about States. Georg Lausen, Bertram Ludäscher. East/West Database Workshop 1994, 17-30. Web SearchBibTeX
1993
1 Methods and Rules. Serge Abiteboul, Georg Lausen, Heinz Uphoff, Emmanuel Waller. SIGMOD Conference 1993, 32-41. Cited by 92Web SearchBibTeX
2 Integration heterogener relationaler Datenbankschemata mittels eines objektorientierten Datenmodells. Jürgen Frohn, Georg Lausen. BTW 1993, 285-295. Web SearchBibTeX
3 Verwaltung und Verarbeitung von strukturierten Objekten. Georg Lausen, Kai von Luck. KI 1993, 183-185. Web SearchBibTeX
1992
1 Updates in a Rule-Based Language for Objects. Michael Kramer, Georg Lausen, Gunter Saake. VLDB 1992, 251-262. Cited by 31Web SearchBibTeX
2 A Possible World Semantics for Updates by Versioning. Georg Lausen, Gunter Saake. FMLDO 1992, 36-47. Cited by 6Web SearchBibTeX
3 Inheritance and rules. Georg Lausen, Heinz Uphoff. CNKBS 1992, 55-57. Web SearchBibTeX
4 Nicht-Monotone Vererbung in F-Logik. Georg Lausen, Heinz Uphoff. Grundlagen von Datenbanken 1992, 105-109. Web SearchBibTeX
5 Locking Based on a Pairwise Decomposition of the Transaction System. Georg Lausen. Discrete Applied Mathematics (40): 217-236 (1992). Web SearchBibTeX
1991
1 Parallelizing Datalog Programs by Generalized Pivoting. Jürgen Seib, Georg Lausen. PODS 1991, 241-251. Web SearchBibTeX
2 Parallele Evaluierung von Datalog-Programmen. Jürgen Seib, Georg Lausen. BTW 1991, 344-361. Web SearchBibTeX
3 PASIPP: Ein Hilfsmittel zur Analyse und Simulation von Prädikate/Transitionen-Netzen. Andreas Oberweis, Jürgen Seib, Georg Lausen. Wirtschaftsinformatik (33): 219-230 (1991). Web SearchBibTeX
4 Eine Einführung in Frame-Logik. Georg Lausen, Beate Marx. Entwicklungstendenzen bei Datenbanksystemen 1991, 173-202. Web SearchBibTeX
5 Evaluation Aspects of an Object-oriented Deductive Database Language. Georg Lausen, Beate Marx. Query Processing for Advanced Database Systems, Dagstuhl 1991, 177-200. Web SearchBibTeX
1990
1 On the Power of Safe Locking. Georg Lausen, Eljas Soisalon-Soininen, Peter Widmayer. J. Comput. Syst. Sci. (40): 269-288 (1990). Web SearchBibTeXDownload
1989
1 Locling Policies and Predeclared Transactions. Georg Lausen, Eljas Soisalon-Soininen. MFDBS 1989, 317-336. Web SearchBibTeXDownload
2 F-Logic: A Higher-Order language for Reasoning about Objects, Inheritance, and Scheme. Michael Kifer, Georg Lausen. SIGMOD Conference 1989, 134-146. Web SearchBibTeX
1988
1 Modeling and Analysis of the Behavior of Information Systems. Georg Lausen. IEEE Trans. Software Eng. (14): 1610-1620 (1988). Web SearchBibTeXDownload
1987
1 Integritätssicherung für die datenbankgestützte Software-Produktionsumgebung INCOME. Georg Lausen, Helmut Müller, Tibor Németh, Andreas Oberweis, Frank Schönthaler, Wolffried Stucky. BTW 1987, 152-156. Web SearchBibTeX
2 On the Representation of Temporal Knowledge in Office Systems. Andreas Oberweis, Georg Lausen. Temporal Aspects in Information Systems 1987, 125-139. Web SearchBibTeX
3 Prototyping zur Unterstützung des konzeptuellen Entwurfs interaktiver Informationssysteme. Frank Schönthaler, Andreas Oberweis, Georg Lausen, Wolffried Stucky. EMISA 1987, 155-180. Web SearchBibTeX
1986
1 Pre-analysis Locking. Georg Lausen, Eljas Soisalon-Soininen, Peter Widmayer. Information and Control (70): 193-215 (1986). Web SearchBibTeXDownload
2 Towards Online Schedulers Based on Pre-Analysis Locking. Georg Lausen, Eljas Soisalon-Soininen, Peter Widmayer. ICDT 1986, 242-259. Web SearchBibTeXDownload
1985
1 Pre-Analysis Locking: A Safe and Deadlock Free Locking Policy. Georg Lausen, Eljas Soisalon-Soininen, Peter Widmayer. VLDB 1985, 270-281. Web SearchBibTeX
2 Conceptual Modelling Based on Net Refinements. Georg Lausen. DS-1 1985, 41-57. Web SearchBibTeX
3 Formale Beschreibung von Anforderungen: Eine netzorientierte Vorgehensweise zur konzeptuellen Modellierung von Informationssystemen. Georg Lausen, Andreas Oberweis, Frank Schönthaler. GI Jahrestagung 1985, 156-167. Web SearchBibTeX
1984
1 Integrated Concurrency Control in Shared B-Trees. Georg Lausen. Computing (33): 13-26 (1984). Web SearchBibTeX
2 Maximal Concurrency by Locking. Georg Lausen, Eljas Soisalon-Soininen, Peter Widmayer. PODS 1984, 38-44. Web SearchBibTeX
1983
1 Formal aspects of optimistic concurrency control in a multiple version database system. Georg Lausen. Inf. Syst. (8): 291-301 (1983). Web SearchBibTeXDownload
1982
1 Methodischer Datenentwurf beim Aufbau betrieblicher Informationssysteme. R. Krieger, Georg Lausen, Wolffried Stucky. Angewandte Informatik (24): 191-203 (1982). Web SearchBibTeX
2 Concurrency Control in Versionen-Datenbanksystemen. Georg Lausen. GI Jahrestagung 1982, 669-683. Web SearchBibTeX
1981
1 Designing the Conceptual Database Schema - A Framework for an Interactive Approach. Jakob Karszt, R. Krieger, Georg Lausen, Wolffried Stucky. GI Jahrestagung 1981, 216-226. Web SearchBibTeX
2 Serializability Problems of Interleaved Database Transactions. Georg Lausen. ECI 1981, 252-265. Web SearchBibTeXDownload
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