DCAT Profile#
Adapted from DCAT 2 (Version 20200204).
Namespaces#
The table below indicates the full list of namespaces and prefixes of the vocabularies and specifications used in this profile.
Prefix |
Namespace URI |
Schema & documentation |
---|---|---|
cnt |
||
dc |
[DC11] |
|
dcat |
||
dct |
[DCTERMS] |
|
foaf |
[FOAF] |
|
locn |
[LOCN] |
|
org |
||
rdf |
||
rdfs |
||
schema |
||
skos |
||
vcard |
||
wd |
||
xsd |
Mappings#
This section describes the alignments of the metadata of depositar
and RDF vocabularies defined in this profile.
Fields:
Field: The name of the field.
Mappings: The mapped RDF vocabularies in prefixed name [1].
Range: The instance used to state that the values of a property (mapped RDF vocabulary) are instances of one or more classes. See rdfs:range.
Specification: The specification and its document of the mapping.
Dataset Level#
Field |
Mappings |
Range |
Specification |
Comments |
---|---|---|---|---|
Title |
dct:title |
rdfs:Literal |
||
URL |
dct:identifier |
rdfs:Literal |
||
Description |
dct:description |
rdfs:Literal |
Markdown syntax removed |
|
Data Type |
dct:type |
rdfs:Class |
See Field Transforms |
|
Wikidata Keywords |
dcat:theme |
skos:Concept |
See Field Transforms |
|
Tags |
dcat:keyword |
rdfs:Literal |
||
Language |
dct:language |
dct:LinguisticSystem |
See Field Transforms |
|
Remarks |
(No Mapping) |
(N/A) |
(N/A) |
(N/A) |
Temporal Resolution |
dcat:temporalResolution |
xsd:duration |
See Field Transforms |
|
(Field Type: Temporal Information) |
dct:temporal |
dct:PeriodOfTime |
See Mappings for Child Elements Includes the following fields: Start Time
End Time
|
|
(Field Type: Spatial Coverage) |
dct:spatial |
dct:Location |
See Mappings for Child Elements See Field Transforms Includes the following fields: Spatial Coverage
X.min
X.max
Y.min
Y.max
|
|
Spatial Resolution |
dcat:spatialResolutionInMeters |
xsd:decimal |
||
License |
dct:license |
dct:LicenseDocument |
See Field Transforms |
|
Creator |
dc:creator |
rdfs:Literal |
||
Created Time |
dct:issued |
rdfs:Literal |
||
Process Step |
dct:provenance |
dct:ProvenanceStatement |
Markdown syntax removed |
|
(Field Type: Project) |
dct:publisher |
foaf:Agent |
See Mappings for Child Elements Includes the following fields: Name
Description
|
|
(Field Type: Contact Information) |
dcat:contactPoint |
vcard:Kind |
See Mappings for Child Elements Includes the following fields: Contact Person
Contact Person Ema
|
|
Topic |
dcat:theme |
skos:Concept |
You should complete the upload process of the dataset before adding a dataset to a topic. See Extended feature — Add a dataset to an existing topic. |
Resource Level#
Field |
Mappings |
Range |
Specification |
Comments |
---|---|---|---|---|
URL |
dcat:downloadURL |
rdfs:Resource |
||
Name |
dct:title |
rdfs:Literal |
||
Description |
dct:description |
rdfs:Literal |
Markdown syntax removed |
|
Character Encoding |
cnt:characterEncoding |
rdfs:Literal |
||
Coordinate Systems |
dct:conformsTo |
dct:Standard |
See Field Transforms |
|
Format |
dcat:mediaType |
dct:MediaTypeOrExtent |
See Field Transforms |
Mappings for Child Elements#
This section describes the alignments of the metadata of depositar
and RDF vocabularies used by fields with child elements defined in this profile.
Fields:
Type: The type of the field.
Field: The name of the field.
Domain: The instance used to state that any child element that has a given property (mapped RDF vocabulary) is an instance of one or more classes. See rdfs:domain.
Mappings: The mapped RDF vocabularies in prefixed name [1].
Range: The instance used to state that the values of a property (mapped RDF vocabulary) are instances of one or more classes. See rdfs:range.
Type |
Field |
Domain |
Mappings |
Range |
Comments |
---|---|---|---|---|---|
Temporal Information |
Start Time |
dct:PeriodOfTime |
schema:startDate |
ISO8601 date format |
|
Temporal Information |
End Time |
dct:PeriodOfTime |
schema:endDate |
ISO8601 date format |
|
Spatial Coverage |
Spatial Coverage |
dct:Location |
locn:geometry |
locn:Geometry |
|
Spatial Coverage |
X.min
X.max
Y.min
Y.max
|
dct:Location |
locn:geometry |
locn:Geometry |
Use RDF (schema.org) format recommended by locn:Geometry. |
Project |
Name |
foaf:Agent |
foaf:name |
rdfs:Literal |
|
Project |
Description |
foaf:Agent |
org:purpose |
rdfs:Literal |
|
Contact Information |
Contact Person |
vcard:Kind |
vcard:fn |
xsd:string |
|
Contact Information |
Contact Person Email |
vcard:Kind |
vcard:hasEmail |
vcard:Email |
Field Transforms#
This section describes transforms of values of some fields to fit the range of mapped RDF vocabularies.
Fields:
Field: The name of the field.
Identifier Type / Scheme: The specification and its document of the transformed value.
URI Prefix: URI prefix used in transformed value.
Example (Original): The original value of the field.
Example (Transformed): The transformed value to expose.
Dataset Level#
Field |
Identifier Type / Scheme |
URI Prefix |
Example (Original) |
Example (Transformed) |
Comments |
---|---|---|---|---|---|
Data Type |
Standard office documents (internal value: doc) |
For internal values, please refer to the notation field in PARSE.Insight Content-types. |
|||
Wikidata Keywords |
unmanned aerial vehicle (internal value: Q484000) |
Internal value is the Wikidata QID. |
|||
Language |
Chinese (zho) |
See the related discussion. |
|||
Temporal Resolution |
(N/A) |
(N/A) |
Yearly
Monthly
Daily
|
P1Y
P1M
P1D
|
According to DCAT 2. |
X.min
X.max
Y.min
Y.max
|
(N/A) |
(N/A) |
(X.min, X.max, Y.min, Y.max) =
(116.658, 122.134, 20.653, 26.407)
|
20.653 116.658 26.407 122.134 |
According to the discussion thread from public-vocabs@w3.org. |
License |
(N/A) |
(N/A) |
CC-BY 4.0 |
For licenses and their urls, please refer to the url field in this JSON file. |
Resource Level#
Field |
Identifier Type / Scheme |
URI Prefix |
Example (Original) |
Example (Transformed) |
Comments |
---|---|---|---|---|---|
Coordinate Systems |
3826 |
According to GeoDCAT-AP. |
|||
Format |
text/csv |
The original value is generated automatically against each resource as it is uploaded. External resources are not supported at the moment. |