AEGIS Ontology and Vocabulary

http://aegis.fokus.fraunhofer.de/

This work is based on the following standards and specifications:

• DCAT-AP - https://joinup.ec.europa.eu/solution/dcat-application-profile-data-portals-europe
• Frictionless Data - https://frictionlessdata.io/

Mapping of Classes

Catalogue

Hopsworks counterpart: Project

Property	DCAT-AP	User defined	Hopsworks	Mandatory	Info
id	-	no	projectId	yes	integer
title	dct:title	yes	projectName	yes	string
description	dct:description	yes	description	yes	string
publisher	dct:publisher	yes	-	yes	object
datasets	dcat:dataset	no	-	yes	array

• publisher
  • homepage (string)
  • name (string)

Dataset

Hopsworks counterpart: Data Set

Property	DCAT-AP	User defined	Hopsworks	Mandatory	Info
id	-	no	id	yes	integer
title	dct:title	yes	name	yes	string
description	dct:description	yes	description	yes	string
contact_point	dcat:contactPoint	yes	-	no	object
keywords	dcat:keyword	yes	-	yes	array
publisher	dct:publisher	yes	-	no	object
themes	dcat:theme	yes	-	yes	enum
distributions	dcat:distribution	no	-	yes	array

• contact_point
  • name (string)
  • email (string)
• publisher
  • homepage (string)
  • name (string)
• theme
  • see http://publications.europa.eu/mdr/resource/authority/data-theme/html/data-theme-eng.html

http://ids.semantic-interoperability.org/

Distribution

Hopsworks counterpart: File

Property	DCAT-AP	User defined	Hopsworks	Mandatory	Info
id	-	no	id	yes	integer
access_url	dcat:accessURL	no	path	yes	string
title	dct:title	yes	name	yes	string
description	dct:description	yes	-	yes	string
format	dct:format	yes	-	yes	string
license	dct:license	yes	-	yes	enum
pricing_scheme	-	yes	-	no	enum

• licence
  • https://www.europeandataportal.eu/en/content/show-license
• pricing_scheme
  • Free, PAYG, Subscription

URI-Scheme

Resources

http://www.aegis-bigdata.eu/md/dataset/{dataset_name}

http://www.aegis-bigdata.eu/md/dataset/{dataset_name}/distribution/{distribution_name}

http://www.aegis-bigdata.eu/md/catalog/{catalog_name}

Vocabulary

http://www.aegis-bigdata.eu/md/def

Graphs

http://www.aegis-bigdata.eu/md/graphs/catalog/{catalog_name}

http://www.aegis-bigdata.eu/md/graphs/dataset/{dataset_name}