Semantics WG Summary of discussions

1
Semantics WGSummary of discussions

• Andrea Preite Martinez
• Sebastien Derriere

2

• UCDs
• Start an RFM for a list of new ucd-words
  requested by the Cosmology and Geophys.
  communities
• WD gt PR gt REC
• Ontologies
• We presented and discussed the link between
  Vocabularies and Ontology
• We also have other use cases (to explore DBases
  and Registry)
• From the charter
• explore the applicability of ontologies in
  describing our data, their structure, their
  inter-relations
• what possible use they might have within the
  IVOA

3

• Vocabularies
• Discussion and validation of open issues
• Publishing (formats)
• RDF/SKOS in an ivoa.net/rdf repository
• Versioning and maintaining vocabularies
• Unversioned namespace.
• Author WG/IG maintainer

4

• Mapping between Vocabulary terms
• mappings are published separately
• how to generate mappings wiki-like thing
• WD v1.10 next week
• soon to PR (next month)
• Towards an IVOA Vocabulary
• new document devoted to IVOA-Thesaurus (should
  replace IAU93-Thesaurus)

5

• Joint session Semantics/Events/Theory
• Joint collaborative effort Semantics-Events-Theory
  on building vocabularies (IVOA-T or specific)
• Events gt IVOA-T
• Theory gt SimulationsVocabulary
• gt IVOA-T