2016

• 10th International Conference on Semantic Computing (ICSC 2016)

03.02.2016 - 05.02.2016 | Laguna Hills, California, USA

• Presentation: Validating RDF Data Quality using Constraints to Direct the Development of Constraint Languages

2015

• 11th International Conference on Semantic Systems (SEMANTiCS 2015)

16.09.2015 - 17.09.2015 | Vienna, Austria

• Presentation: The Role of Reasoning for RDF Validation

• 15th DCMI International Conference on Dublin Core and Metadata Applications (DC 2015)

01.09.2015 - 04.09.2015 | São Paulo, Brazil

• Presentation: Guidance, Please! Towards a Framework for RDF-based Constraint Languages

2014

• 6th European DDI User Conference (EDDI 2014)

  02.12.2014 - 03.12.2014 | London, UK

• 14th DCMI International Conference on Dublin Core and Metadata Applications (DC 2014)

08.10.2014 - 11.10.2014 | Austin, Texas, USA

• Presentation: Build your own Constraint Language in 20 Minutes!
• Presentation: Requirements on RDF Constraint Formulation and Validation

2013

• 5th European DDI User Conference (EDDI 2013)

  03.12.2013 - 04.12.2013 | Paris, France

• Presentation: Use Cases and Vocabularies Related to the DDI-RDF Discovery Vocabulary
• Presentation: The Next Generation of the Microdata Information System MISSY: An Integrated Solution for the Documentation of European Microdata
• Poster: The New Microdata Information System (MISSY): Integration of DDI-based Data Models, an Open-Source Software Architecture, and Independent Persistence Service Implementations
• Demo: The New Microdata Information System (MISSY): Integration of DDI-based Data Models, an Open-Source Software Architecture, and Independent Persistence Service Implementations

• 12th International Semantic Web Conference (ISWC 2013)

21.10.2013 - 25.10.2013 | Sydney, Australia

• 39th International Association for Social Science Information Services & Technology (IASSIST 2013)

28.05.2013 - 31.05.2013 | Cologne, Germany

• Session chair of the session: A DDI Tools Session: Examples and Application Challenges
• Presentation: A Business Perspective on Use-Case-Driven Challenges for Software Architectures to Document Study and Variable Information
• Presentation: A Technical Perspective on Use-Case-Driven Challenges for Software Architectures to Document Study and Variable Information
• Poster: The Next Generation Microdata Information System (MISSY) - Towards a Best-Practice Open-Source Software Architecture for DDI-Driven Data Models

• 22th International World Wide Web Conference (WWW 2013)

13.05.2013 - 17.05.2013 | Rio de Janeiro, Brazil

2012

• 4th European DDI User Conference (EDDI 2012)

03.12.2012 - 04.12.2012 | Bergen, Norway

• Poster: Towards a DDI Backend Architecture - Sharing DDI-Related Software Modules

• 11th International Semantic Web Conference (ISWC 2012)

13.11.2012 - 15.11.2012 | Boston, USA

• Poster: Reusing XML Schemas' Information as a Foundation for Designing Domain Ontologies

• 12th International Conference on Dublin Core and Metadata Applications (DC 2012)

03.09.2012 - 07.09.2012 | Kuching, Sarawak, Malaysia

• Presentation: Leveraging the DDI Model for Linked Statistical Data in the Social, Behavioural, and Economic Sciences

• 38th International Association for Social Science Information Services & Technology (IASSIST 2012)

04.06.2012 - 08.06.2012 | Washington D.C., USA

• Presentation: DDI-RDF - Trouble with Triples
• Presentation: How to Infer an Ontology of the Data Documentation Initiative

2011

• 6th International Conference for Internet Technology and Secured Transactions (ICITST 2011)

11.12.2011 - 14.12.2011 | Abu Dhabi, United Arab Emirates

• Presentation: XSLT Transformation Generating OWL Ontologies Automatically Based on XML Schemas

• 3rd European DDI User Conference (EDDI 2011)

05.12.2011 - 06.12.2011 | Gothenburg, Sweden

• Presentation: A Generic Multilevel Approach for Designing Domain Ontologies Based on XML Schemas

• 10th International Semantic Web Conference (ISWC 2011)

23.10.2011 - 27.10.2011 | Bonn, Germany

• 37th International Association for Social Science Information Services & Technology (IASSIST 2011)

30.05.2011 - 03.06.2011 | Vancouver, Canada

• Presentation: Representation of the Data Documentation Initiative using Semantic Web Technologies

• 8th Extended Semantic Web Conference (ESWC 2011)

29.05.2011 - 02.06.2011 | Heraklion, Greece

• Poster: Designing an Ontology for the Data Documentation Initiative

2010

• 2nd European DDI User Conference (EDDI 2010)

08.12.2010 - 09.12.2010 | Utrecht, The Netherlands