2015

• Kompetenzzentrum Interoperable Metadaten (KIM) 5th Workshop

  31.03.2015 | Mannheim, Germany

• Tutorial: The RDF Validator - A Tool to Validate RDF Data

2014

• 6th European DDI User Conference (EDDI 2014)

  01.12.2014 | London, UK

• Tutorial: Let’s Disco - Publish your DDI Metadata as Linked Data (Part 1)
• Tutorial: Let’s Disco - Publish your DDI Metadata as Linked Data (Part 2)

• RDF Validation in the Cultural Heritage Community

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

08.10.2014 | Austin, Texas, USA

• Presentation: How to Formulate and Validate Constraints

2013

• Dagstuhl Seminar: DDI Lifecycle: Moving Forward (Part 2)

28.10.2013 - 01.11.2013 | Schloss Dagstuhl, Wadern, Germany

• 1st International Workshop on Semantic Statistics (SemStats 2013)

12th International Semantic Web Conference (ISWC 2013)

22.10.2013 | Sydney, Australia

• Presentation: Towards the Discovery of Person-Level Data

• 6th Workshop on Linked Data on the Web (LDOW2013)

22th International World Wide Web Conference (WWW 2013)

14.05.2013 | Rio de Janeiro, Brazil

• Presentation: DDI-RDF Discovery Vocabulary - A Metadata Vocabulary for Documenting Research and Survey Data

• Working Meeting on DDI-RDF

18.02.2013 - 20.02.2013 | Mannheim, Germany

• 7th Workshop of German Panel Surveys

01.02.2013 | Basel, Switzerland

• Presentation: Introduction to DDI with a Technical Perspective

2012

• DDI Developers Meeting

4th European DDI User Conference (EDDI 2012)

04.12.2012 - 05.12.2012 | Bergen, Norway

• Presentation: Overview of the Conceptual Model of the DDI Discovery Vocabulary
• Presentation: Introduction to the Next Generation of the Microdata Information System (MISSY)

• Create Your Own Information Systems on the Basis of DDI-Lifecycle

4th European DDI User Conference (EDDI 2012)

03.12.2012 | Bergen, Norway

• Presentation: Create Your Own Information Systems on the Basis of DDI-Lifecycle

• Doctoral Consortium, 11th International Semantic Web Conference (ISWC 2012)

11th International Semantic Web Conference (ISWC 2012)

12.11.2012 | Boston, USA

• Presentation: Reusing XML Schemas‘ Information as a Foundation for Designing Domain Ontologies
• Poster. Reusing XML Schemas‘ Information as a Foundation for Designing Domain Ontologies

• Dagstuhl Seminar: DDI Lifecycle: Moving Forward

21.10.2012 - 26.10.2012 | Schloss Dagstuhl, Wadern, Germany

• Presentation: DDI Discovery Vocabulary
• Presentation: DDI & Model-View-Controller: An Architectural Perspective
• Presentation: UML 2.4 Tutorial
• Tutorial: UML 2.4 Tutorial

• Dagstuhl Seminar: Semantic Statistics for Social, Behavioural, and Economic Sciences: Leveraging the DDI Model for the Linked Data Web

14.10.2012 - 19.10.2012 | Schloss Dagstuhl, Wadern, Germany

• Presentation: Leveraging the DDI Model for Linked Statistical Data in the Social, Behavioural, and Economic Sciences
• Presentation: How to Infer an Ontology of the Data Documentation Initiative?

• Data without Boundaries (DwB) WP5/7/8/12 Workshop

03.10.2012 - 04.10.2012 | The Hague, the Netherlands

• 9th Summer School on Ontology Engineering and the Semantic Web (SSSW 2012)

08.07.2012 - 14.07.2012 | Cercedilla, Spain

• Best PhD student project

• Certificate
• Presentation: Linking for Learning
• Poster: Reusing XML Schemas' Information as a Foundation for Designing Domain Ontologies

• DDI Developers Meeting

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

05.06.2012 | Washington D.C., USA

• Presentation: DDI-RDF - Trouble with Triples
• Presentation: Microdata Information System (MISSY) 3 - Software Architecture

2011

• DDI Developers Meeting

  3rd European DDI User Conference (EDDI 2011)

  07.12.2011 - 09.12.2011 | Gothenburg, Sweden

• Semantic Statistics: RDF Vocabularies for DDI

  3rd European DDI User Conference (EDDI 2011)

  30.11.2011 - 02.12.2011 | Gothenburg, Sweden

• Ontologies Come of Age in the Semantic Web (OCAS 2011)

10th International Semantic Web Conference (ISWC 2011)

24.10.2011 | Bonn, Germany

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

• Dagstuhl Seminar: Semantic Statistics for Social, Behavioural, and Economic Sciences: Leveraging the DDI Model for the Web

11.09.2011 - 16.09.2011 | Schloss Dagstuhl, Wadern, Germany

• Presentation: Generic Multilevel Approach Designing Domain Ontologies Based on XML Schemas
• Presentation: Representation of the Data Documentation Initiative using Semantic Web Technologies

• DDI Developers Meeting

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

31.05.2011 | Vancouver, Canada

2010

• DDI Developers Meeting

2nd European DDI User Conference (EDDI 2010)

06.12.2010 - 07.12.2010 | Utrecht, The Netherlands

• Dagstuhl Seminar: The Data Documentation Initiative (DDI) XML Standard: Using DDI 3 to Support Production, Management, Dissemination, and Preservation Systems for Data in the Social Sciences and Economics

24.10.2010 - 29.10.2010 | Schloss Dagstuhl, Wadern, Germany

• Presentation: MISSY - Microdata Information System - Use Case