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Class name

Definition

Usage Note

URI

Dataset

A resource type.
A collection of data, published or curated by a single agent, and available for access or download in one or more representations.

Used to describe one or more datasets. This describes details about the dataset(s). However, a single dataset can have different ways in which they are made available to potential users. How the data in a dataset can be accessed is defined in the Distribution.

dcat:Dataset

Catalogue

A catalog that is listed in the National Catalog.

Used to describe a bundle of datasets, data services, biobanks, patient registries, or guidelines together under a single title.

dcat:Catalog

Agent

An entity that is associated with Catalogues and/or Datasets. If the Agent is an organisation, the use of the Organization Ontology is recommended.

Used to describe a person or organisation who is related to or describing their resources.

foaf:Agent

Resource

Anything described by RDF.

This is an abstract class, we do not use this class, instead we use specifications of it (e.g. Dataset). This is mainly for a high level grouping and the reuse of properties.

rdfs:Resource

Recommended Classes

Class name

Definition

Usage Note

URI

Distribution

A physical embodiment of the Dataset in a particular media format.

Used to describe the different ways that a single dataset can be made available in. I.e., it can be downloaded or it can be accessed online in one or more distributions (e.g. one in a downloadable .csv file, another file with an access or query webpage)

dcat:Distribution

Dataset Series

A resource type.

Dataset series are defined in [ISO-19115] as a collection of datasets […] sharing common characteristics. However, their use is not limited to geospatial data, although in other domains they can be named differently (e.g., time series, data slices) and defined more or less strictly (see, e.g., the notion of "dataset slice" in [VOCAB-DATA-CUBE]).

With "dataset series" we refer to data, somehow interrelated, that are published separately. An example is budget data split by year and/or country, instead of being made available in a single dataset.

dcat:Dataseries

Data Service

A Resource type.
A collection of operations that provides access to one or more datasets or data processing functions.

The kind of service can be indicated using the dcterms:type property. Its value may be taken from a controlled vocabulary that should be defined in the community.

DRAFT EXAMPLE: There are xx types of services in health-ri, those that query safe data/metadata via an interface, and those that do not serve data but rather provide analytical or statistical services on potentially sensitive data. The former is associated with the Dataset record from which it serves while the latter is associated with a Catalog.

dcat:DataService

Project

A project (a collective endeavour of some kind).

Used to describe a project that is connected to one or more datasets. A resource type

foaf:Project

Abstract Classes that DO NOT instantiate (do not populate)

Class name

Definition

Usage Note

URI

Resource

The class resource, everything.

Resource is a generic concept from the DCAT vocabulary, which means that you rarely use this class directly, but indirectly through its extensions. We recommend that you avoid using dcat:Resource directly for your document unless the type that you are looking for is not available in this schema.

rdfs:Resource

Core Metadata Schema Properties per Class

...

Property name

Definition

URI

rdfs:Range

Usage Note

Cardinality

contact point

Relevant contact information for the cataloged resource.

dcat:contactPoint

foaf:Agent

Contact information that can be used, for example, for sending requests to further information or access to the Dataset.

1..n

creator

The entity responsible for producing the resource.

dctermsdct:creator

foaf:Agent

An agent (person or organisation) responsible for producing the dataset.

1..n

description

A free-text account of the record

dct:description

rdfs:Literal

xsd:string

A free-text description of the Dataset. This property can be repeated for parallel language versions of the description.

1..n

release date

Date of formal issuance (e.g., publication) of the resource.

dct:issued

rdfs:Literal typed as xsd:date or xsd:dateTime

1..n

identifier

A unique identifier of the resource being described or cataloged.

dct:identifier

or adms:identifier

xsd:string

The main identifier for the Dataset, e.g. the URI or other unique identifier in the context of the Catalogue.

1..1

modified

Most recent date on which the catalog entry was changed, updated or modified.

dct:modified

xsd:datetime

The most recent date on which the Dataset was changed or modified.

1..n

publisher

The entity responsible for making the resource available.

dct:publisher

foaf:Agent

An agent (organisation or person) responsible for making the Dataset available.

1..n

theme

A main category of the resource. A resource can have multiple themes.

dcat:themeTaxonomy

skos:Concept

It consists of 1 or more IRIs (links) separated by commas. When set, it specifies relevant ontology concepts that classify the dataset. Typically, these can be looked up using the Ontology Lookup Service (OLS) or Bioportal.  

1..n

title

A name given to the record.

dct:title

xsd:string

rdfs:Literal

A name given to the Dataset. This property can be repeated for parallel language versions of the name.

1..n

type

The nature or genre of the resource.

dct:type

skos:Concept

A type of the Dataset. A recommended controlled vocabulary data-type is foreseen.

1..n

License

A legal document under which the resource is made available.

dct:license

dcterms:LicenseDocument

This should contain a URL that provides details regarding the license that is applicable to this dataset.

1..n

relation

dct:relation

foaf:Project

1..n

...

Property name

Definition

URI

rdfs:Range

Usage Note

Cardinality

end point URL

The root location or primary endpoint of the service (a Web-resolvable IRI).

dcat:endPointURL

rdfs:Resource

1 ..n

title

A name given to the distribution.

dct:title

xsd:String

rdfs:Literal

1..1n

serves dataset

A collection of data that this data service can distribute.

dcat:servesDataset

dcat:Dataset

1..n

...

Property name

Definition

URI

rdfs:Range

Usage Note

Cardinality

end point description

A description of the services available via the end-points, including their operations, parameters etc.

dcat:endpointDescription

rdfs:Resource

xsd:string

An endpoint description may be expressed in a machine-readable form, such as an OpenAPI (Swagger) description [OpenAPI], an OGC GetCapabilities response [WFS], [ISO-19142], [WMS], [ISO-19128], a SPARQL Service Description [SPARQL11-SERVICE-DESCRIPTION], an [OpenSearch] or [WSDL20] document, a Hydra API description [HYDRA], else in text or some other informal mode if a formal representation is not possible.

0..*n

Distribution

A physical embodiment of the Dataset in a particular format.

...

Property name

Definition

URI

rdfs:Range

Usage Note

Cardinality

Namename

A name for some thing.

foaf:name

xsd:string

1..n

identifier

A unique identifier of the resource being described or cataloged.

?:identifier

xsd:string

1..1

...