Georg Lausen

Affiliations:
  • University of Freiburg, Germany


According to our database1, Georg Lausen authored at least 153 papers between 1981 and 2019.

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Bibliography

2019
Relational schemata for distributed SPARQL query processing.
Proceedings of the International Workshop on Semantic Big Data, 2019

Exploiting Wide Property Tables Empowered by Inverse Properties for Efficient Distributed SPARQL Query Evaluation.
Proceedings of the ISWC 2019 Satellite Tracks (Posters & Demonstrations, 2019

RecSPARQL for Cross-Domain Recommendations.
Proceedings of the ISWC 2019 Satellite Tracks (Posters & Demonstrations, 2019

Towards Distributed Multi-model Learning on Apache Spark for Model-Based Recommender.
Proceedings of the 35th IEEE International Conference on Data Engineering Workshops, 2019

Knowledge Graph Processing Made (more) Simple.
Proceedings of the 40 Years EMISA 2019, 2019

2018
Two-Phase Locking.
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018

A Flexible N-Triples Loader for Hadoop.
Proceedings of the ISWC 2018 Posters & Demonstrations, Industry and Blue Sky Ideas Tracks co-located with 17th International Semantic Web Conference (ISWC 2018), Monterey, USA, October 8th - to, 2018

PRoST: Distributed Execution of SPARQL Queries Using Mixed Partitioning Strategies.
Proceedings of the 21st International Conference on Extending Database Technology, 2018

2017
Learning to Identify Complementary Products from DBpedia.
Proceedings of the Workshop on Linked Data on the Web co-located with 26th International World Wide Web Conference (WWW 2017), 2017

Querying Semantic Knowledge Bases with SQL-on-Hadoop.
Proceedings of the 4th ACM SIGMOD Workshop on Algorithms and Systems for MapReduce and Beyond, 2017

A Delay-Robust Touristic Plan Recommendation Using Real-World Public Transportation Information.
Proceedings of the 2nd Workshop on Recommenders in Tourism co-located with 11th ACM Conference on Recommender Systems (RecSys 2017), 2017

2016
S2RDF: RDF Querying with SPARQL on Spark.
Proc. VLDB Endow., 2016

Learning-to-Rank in Research Paper CBF recommendation: Leveraging Irrelevant Papers.
Proceedings of the 3rd Workshop on New Trends in Content-Based Recommender Systems co-located with ACM Conference on Recommender Systems (RecSys 2016), 2016

2015
TriAL-QL: Distributed Processing of Navigational Queries.
Proceedings of the 18th International Workshop on Web and Databases, 2015

S2X: Graph-Parallel Querying of RDF with GraphX.
Proceedings of the Biomedical Data Management and Graph Online Querying, 2015

PubRec: Recommending Publications Based on Publicly Available Meta-Data.
Proceedings of the LWA 2015 Workshops: KDML, 2015

RDF Constraint Checking.
Proceedings of the Workshops of the EDBT/ICDT 2015 Joint Conference (EDBT/ICDT), 2015

2014
Music recommenders based on hybrid techniques and serendipity.
Web Intell. Agent Syst., 2014

Discovery of RDFS: SeeAlso Patterns in Semantic Web.
Int. J. Pattern Recognit. Artif. Intell., 2014

Extending SPARQL for Recommendations.
Proceedings of the Sixth Workshop on Semantic Web Information Management, 2014

Sempala: Interactive SPARQL Query Processing on Hadoop.
Proceedings of the Semantic Web - ISWC 2014, 2014

MuSe: A Music Recommendation Management System.
Proceedings of the 15th International Society for Music Information Retrieval Conference, 2014

Durchblick - A Conference Assistance System for Augmented Reality Devices.
Proceedings of the Semantic Web: ESWC 2014 Satellite Events, 2014

RDF Data Descriptions.
Proceedings of the 8th Alberto Mendelzon Workshop on Foundations of Data Management, 2014

Large-Scale RDF Processing with MapReduce.
Proceedings of the Large Scale and Big Data - Processing and Management., 2014

2013
Web Resource Sense Disambiguation in Web of Data.
J. Univers. Comput. Sci., 2013

SRank: Shortest paths as distance between nodes of a graph with application to RDF clustering.
J. Inf. Sci., 2013

Semantic query optimization in the presence of types.
J. Comput. Syst. Sci., 2013

Structure/attribute computation of similarities between nodes of a RDF graph with application to linked data clustering.
Intell. Data Anal., 2013

Similar Structures inside RDF-Graphs.
Proceedings of the WWW2013 Workshop on Linked Data on the Web, 2013

Evaluating Hybrid Music Recommender Systems.
Proceedings of the 2013 IEEE/WIC/ACM International Conferences on Web Intelligence, 2013

Large-scale bisimulation of RDF graphs.
Proceedings of the Fifth Workshop on Semantic Web Information Management, 2013

Pleasantly Consuming Linked Data with RDF Data Descriptions.
Proceedings of the Fourth International Workshop on Consuming Linked Data, 2013

PigSPARQL: A SPARQL Query Processing Baseline for Big Data.
Proceedings of the ISWC 2013 Posters & Demonstrations Track, 2013

A Hybrid B2B App Recommender System.
Proceedings of the Web Engineering - 13th International Conference, 2013

On Weighted Hybrid Track Recommendations.
Proceedings of the Web Engineering - 13th International Conference, 2013

Recommending Software Apps in a B2B Context.
Proceedings of the 2013 IEEE/WIC/ACM International Conferences on Web Intelligence and Intelligent Agent Technology, 2013

Effects of Network Structure Improvement on Distributed RDF Querying.
Proceedings of the Data Management in Cloud, Grid and P2P Systems, 2013

Map-Side Merge Joins for Scalable SPARQL BGP Processing.
Proceedings of the IEEE 5th International Conference on Cloud Computing Technology and Science, 2013

2012
Cascading Map-Side Joins over HBase for Scalable Join Processing.
Proceedings of the Joint Workshop on Scalable and High-Performance Semantic Web Systems, 2012

Evaluating SPARQL Subqueries over P2P Overlay Networks.
Proceedings of the 23rd International Workshop on Database and Expert Systems Applications, 2012

2011
PigSPARQL: mapping SPARQL to Pig Latin.
Proceedings of the International Workshop on Semantic Web Information Management, 2011

RDFPath: Path Query Processing on Large RDF Graphs with MapReduce.
Proceedings of the Semantic Web: ESWC 2011 Workshops, 2011

3rdf: Storing and Querying RDF Data on Top of the 3nuts Overlay Network.
Proceedings of the 2011 Database and Expert Systems Applications, 2011

PigSPARQL: Übersetzung von SPARQL nach Pig Latin.
Proceedings of the Datenbanksysteme für Business, 2011

2010
Foundations of SPARQL query optimization.
Proceedings of the Database Theory, 2010

2009
Ontologies in F-Logic.
Proceedings of the Handbook on Ontologies, 2009

Two-Phase Locking.
Proceedings of the Encyclopedia of Database Systems, 2009

On Chase Termination Beyond Stratification.
Proc. VLDB Endow., 2009

Making Product Recommendations More Diverse.
IEEE Data Eng. Bull., 2009

Stop the Chase
CoRR, 2009

SP^2Bench: A SPARQL Performance Benchmark.
Proceedings of the 25th International Conference on Data Engineering, 2009

Process Algebra-Based Query Workflows.
Proceedings of the Advanced Information Systems Engineering, 21st International Conference, 2009

Stop the Chase: Short Contribution.
Proceedings of the 3rd Alberto Mendelzon International Workshop on Foundations of Data Management, 2009

SP<sup>2</sup>Bench: A SPARQL Performance Benchmark.
Proceedings of the Semantic Web Information Management - A Model-Based Perspective, 2009

2008
SP2Bench: A SPARQL Performance Benchmark
CoRR, 2008

On exploiting classification taxonomies in recommender systems.
AI Commun., 2008

Mashups over the Deep Web.
Proceedings of the Web Information Systems and Technologies, 4th International Conference, 2008

Mashing Up the DEEP Web - Research in Progress.
Proceedings of the WEBIST 2008, 2008

An Experimental Comparison of RDF Data Management Approaches in a SPARQL Benchmark Scenario.
Proceedings of the Semantic Web - ISWC 2008, 7th International Semantic Web Conference, 2008

A unified apriori-like algorithm for conjunctive query containment.
Proceedings of the 12th International Database Engineering and Applications Symposium (IDEAS 2008), 2008

Recommendation Based Process Modeling Support: Method and User Experience.
Proceedings of the Conceptual Modeling, 2008

SPARQLing constraints for RDF.
Proceedings of the EDBT 2008, 2008

2007
Adapting the Rete-Algorithm to Evaluate F-Logic Rules.
Proceedings of the Advances in Rule Interchange and Applications, International Symposium, 2007

Relational Databases in RDF: Keys and Foreign Keys.
Proceedings of the Semantic Web, Ontologies and Databases, VLDB Workshop, 2007

2006
Transform: A Transaction Safe Web Application Model.
Proceedings of the WEBIST 2006, 2006

Learning Rules to Pre-process Web Data for Automatic Integration.
Proceedings of the Rules and Rule Markup Languages for the Semantic Web, 2006

Information Gathering in a Dynamic World.
Proceedings of the Principles and Practice of Semantic Web Reasoning, 2006

Automatic computation of semantic proximity using taxonomic knowledge.
Proceedings of the 2006 ACM CIKM International Conference on Information and Knowledge Management, 2006

From HTML documents to web tables and rules.
Proceedings of the 8th International Conference on Electronic Commerce: The new e-commerce, 2006

2005
Propagation Models for Trust and Distrust in Social Networks.
Inf. Syst. Frontiers, 2005

Improving recommendation lists through topic diversification.
Proceedings of the 14th international conference on World Wide Web, 2005

ViPER: augmenting automatic information extraction with visual perceptions.
Proceedings of the 2005 ACM CIKM International Conference on Information and Knowledge Management, Bremen, Germany, October 31, 2005

Datenbanken - Grundlagen und XML-Technologien.
Hochschultaschenbuch, Spektrum Akadem. Verl., ISBN: 978-3-8274-1488-5, 2005

2004
Report on the 9th International Workshop on Data Base Programming Languages.
SIGMOD Rec., 2004

A uniform framework for integration of information from the web.
Inf. Syst., 2004

Analyzing Correlation between Trust and User Similarity in Online Communities.
Proceedings of the Trust Management, Second International Conference, 2004

Spreading Activation Models for Trust Propagation.
Proceedings of the 2004 IEEE International Conference on e-Technology, 2004

Paradigms for Decentralized Social Filtering Exploiting Trust Network Structure.
Proceedings of the On the Move to Meaningful Internet Systems 2004: CoopIS, 2004

Taxonomy-driven computation of product recommendations.
Proceedings of the 2004 ACM CIKM International Conference on Information and Knowledge Management, 2004

Ontologies in F-logic.
Proceedings of the Handbook on Ontologies, 2004

2003
Containment of Conjunctive Queries with Safe Negation.
Proceedings of the Database Theory, 2003

Processing XML on Top of Conventional Filesystems.
Proceedings of the Berliner XML Tage 2003, 13.-15. Oktober 2003 in Berlin, 2003

Catalog Integration Made Easy.
Proceedings of the BTW 2003, 2003

On the Containment of Conjunctive Queries.
Proceedings of the Computer Science in Perspective, Essays Dedicated to Thomas Ottmann, 2003

Anfragen, Ändern und Transformieren von XML.
Proceedings of the Web & Datenbanken. Konzepte, Architekturen, Anwendungen, 2003

2002
Ontology-Based Querying of Linked XML Documents.
Proceedings of the WWW2002 International Workshop on the Semantic Web, Hawaii, May 7, 2002, 2002

Adaptive Evaluation Techniques for Querying XML-based E-Catalogs.
Proceedings of the 12th International Workshop on Research Issues in Data Engineering: Engineering E-Commerce/E-Business Systems, 2002

Conjunctive Query Containment in the Presence of Disjunctive Integrity Constraints.
Proceedings of the 9th International Workshop on Knowledge Representation meets Databases (KRDB 2002), 2002

Efficient Cache Answerability for XPath Queries.
Proceedings of the Efficiency and Effectiveness of XML Tools and Techniques and Data Integration over the Web, 2002

2001
On Processing XML in LDAP.
Proceedings of the VLDB 2001, 2001

Ontology-based Access to heterogeneous XML Data.
Proceedings of the Tagungsband der GI/OCG-Jahrestagung - 31. Jahrestagung der Gesellschaft für Informatik, Wirtschaft und Wissenschaft in der Network Economy, 2001

A Formal Analysis of the Lightweight Directory Access Protocol.
Proceedings of the ER 2001 Workshops, 2001

LDAP-based Ontology for Information Integration.
Proceedings of the Datenbanksysteme in Büro, 2001

2000
Algorithm for Matching Sets of Time Series.
Proceedings of the Principles of Data Mining and Knowledge Discovery, 2000

MSTS: A System for Mining Sets of Time Series.
Proceedings of the Principles of Data Mining and Knowledge Discovery, 2000

1999
A Unified Framework for Wrapping, Mediating and Restructuring Information from the Web.
Proceedings of the Advances in Conceptual Modeling: ER '99 Workshops on Evolution and Change in Data Management, 1999

1998
Managing Semistructured Data with FLORID: A Deductive Object-Oriented Perspective.
Inf. Syst., 1998

Handling Termination in a Logical Language for Active Rules.
Informatica, 1998

Search, Analysis, and Integration of Web Documents: A Case Study with FLORID.
Proceedings of the 6th International Workshop on Deductive Databases and Logic Programming (DDLP'98). In Conjunction with JICSLP'98, 1998

On Active Deductive Databases: The Statelog Approach.
Proceedings of the Transactions and Change in Logic Databases, 1998

On Logical Foundations of Active Databases.
Proceedings of the Logics for Databases and Information Systems (the book grow out of the Dagstuhl Seminar 9529: Role of Logics in Information Systems, 1998

1997
Integrating Dynamic Aspects into Deductive Object-Oriented Databases.
Proceedings of the Rules in Database Systems, Third International Workshop, 1997

Referential Actions as Logic Rules.
Proceedings of the Sixteenth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, 1997

FLORID: A Prototype for F-Logic.
Proceedings of the Thirteenth International Conference on Data Engineering, 1997

Well-Founded Semantics for Deductive Object-Oriented Database Languages.
Proceedings of the Deductive and Object-Oriented Databases, 5th International Conference, 1997

On a Declarative Semantics for Web Queries.
Proceedings of the Deductive and Object-Oriented Databases, 5th International Conference, 1997

FLORID - Ein Prototyp fuer F-Logik.
Proceedings of the Datenbanksysteme in Büro, 1997

1996
Nested Transactions in a Logical Language for Active Rules.
Proceedings of the Logic in Databases, 1996

Objekt-orientierte Datenbanken - Modelle und Sprachen.
Oldenbourg, ISBN: 978-3-486-22370-5, 1996

1995
Safety by Uninterpreted Locks
Inf. Comput., February, 1995

Logical Foundations of Object-Oriented and Frame-Based Languages.
J. ACM, 1995

A Logical Framework for Active Rules.
Proceedings of the Advances in Data Management, 1995

1994
Access to Objects by Path Expressions and Rules.
Proceedings of the VLDB'94, 1994

Updates by Reasoning about States.
Proceedings of the East/West Database Workshop, 1994

1993
Methods and Rules.
Proceedings of the 1993 ACM SIGMOD International Conference on Management of Data, 1993

Verwaltung und Verarbeitung von strukturierten Objekten.
Proceedings of the Grundlagen und Anwendungen der Künstlichen Intelligenz, 1993

Integration heterogener relationaler Datenbankschemata mittels eines objektorientierten Datenmodells.
Proceedings of the Datenbanksysteme in Büro, 1993

1992
Locking Based on a Pairwise Decomposition of the Transaction System.
Discret. Appl. Math., 1992

Updates in a Rule-Based Language for Objects.
Proceedings of the 18th International Conference on Very Large Data Bases, 1992

Nicht-Monotone Vererbung in F-Logik.
Proceedings of the Kurzfassungen des 4. GI-Workshops "Grundlagen von Datenbanken", 1992

A Possible World Semantics for Updates by Versioning.
Proceedings of the Modelling Database Dynamics, 1992

Inheritance and rules.
Proceedings of the CNKBS'92, 1992

1991
PASIPP: Ein Hilfsmittel zur Analyse und Simulation von Prädikate/Transitionen-Netzen.
Wirtschaftsinf., 1991

Parallelizing Datalog Programs by Generalized Pivoting.
Proceedings of the Tenth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, 1991

Parallele Evaluierung von Datalog-Programmen.
Proceedings of the Datenbanksysteme in Büro, 1991

Eine Einführung in Frame-Logik.
Proceedings of the Entwicklungstendenzen bei Datenbanksystemen., 1991

Evaluation Aspects of an Object-oriented Deductive Database Language.
Proceedings of the Query Processing for Advanced Database Systems, 1991

1990
On the Power of Safe Locking.
J. Comput. Syst. Sci., 1990

1989
F-Logic: A Higher-Order language for Reasoning about Objects, Inheritance, and Scheme.
Proceedings of the 1989 ACM SIGMOD International Conference on Management of Data, Portland, Oregon, USA, May 31, 1989

Locling Policies and Predeclared Transactions.
Proceedings of the MFDBS 89, 1989

The INCOME Approach for Conceptual Modelling and Prototyping of Information Systems.
Proceedings of the First Nordic Conference on Advanced Systems Engineering, 1989

1988
Modeling and Analysis of the Behavior of Information Systems.
IEEE Trans. Software Eng., 1988

1987
On the Representation of Temporal Knowledge in Office Systems.
Proceedings of the Temporal Aspects in Information Systems, 1987

Prototyping zur Unterstützung des konzeptuellen Entwurfs interaktiver Informationssysteme.
Proceedings of the Informationsbedarfsermittlung und -analyse für den Entwurf von Informationssystemen, 1987

Integritätssicherung für die datenbankgestützte Software-Produktionsumgebung INCOME.
Proceedings of the Datenbanksysteme in Büro, 1987

1986
Pre-analysis Locking
Inf. Control., 1986

Towards Online Schedulers Based on Pre-Analysis Locking.
Proceedings of the ICDT'86, 1986

1985
Pre-Analysis Locking: A Safe and Deadlock Free Locking Policy.
Proceedings of the VLDB'85, 1985

Formale Beschreibung von Anforderungen: Eine netzorientierte Vorgehensweise zur konzeptuellen Modellierung von Informationssystemen.
Proceedings of the GI/OCG/ÖGI-Jahrestagung 1985, 1985

Conceptual Modelling Based on Net Refinements.
Proceedings of the IFIP WG 2.6 Working Conference on Data Semantics (DS-1). Hasselt, 1985

1984
Integrated Concurrency Control in Shared B-Trees.
Computing, 1984

Maximal Concurrency by Locking.
Proceedings of the Third ACM SIGACT-SIGMOD Symposium on Principles of Database Systems, 1984

1983
Formal aspects of optimistic concurrency control in a multiple version database system.
Inf. Syst., 1983

Datenbank-Pascal an extendable database management system for personal computer networks.
Proceedings of the 1983 ACM SIGSMALL symposium on Personal and small computers, 1983

1982
Analyse und Steuerung paralleler Transaktionen in einem Versionen-Datenbanksystem.
PhD thesis, 1982

Methodischer Datenentwurf beim Aufbau betrieblicher Informationssysteme.
Angew. Inform., 1982

On Concurrency Control in Shared B-Trees.
Proceedings of the 8th Conference Graphtheoretic Concepts in Computer Science (WG '82), 1982

Concurrency Control in Versionen-Datenbanksystemen.
Proceedings of the GI - 12. Jahrestagung, Kaiserslautern, 5. -7. Oktober 1982, Proceedings, 1982

Concurrency control in database systems: A step towards the integration of optimistic methods and locking.
Proceedings of the ACM 1982 Annual Conference, Dallas, TX, USA, October 25-27, 1982, 1982

1981
The Write Fixed Serializability Problem of Interleaved Database Transactions.
Proceedings of the 7th Conference Graphtheoretic Concepts in Computer Science (WG '81), 1981

Designing the Conceptual Database Schema - A Framework for an Interactive Approach.
Proceedings of the GI, 1981

Serializability Problems of Interleaved Database Transactions.
Proceedings of the Trends in Information Processing Systems, 1981


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