RCC*-9 Topological Functions
Metadata
- IRI
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http://www.opengis.net/def/function/rcc9 - Definition
-
All 9 of the RCC*-9 Topological Functions
- Publisher
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https://defs.opengis.net/org/ogc
- Creator
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https://defs.opengis.net/org/geosparql-swg
- Date Created
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2025-10-14
- Date Modified
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2026-01-19
- Copyright Notice
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(c) 2026 Open Geospatial Consortium
- History Note
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2026-01: Made for GeoSPARQL 1.3 valid
- Source
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http://www.opengis.net/doc/geosparql/Next
- See Also
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http://www.opengis.net/doc/geosparql/Next
- Version Iri
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http://www.opengis.net/def/function/geosparql/Next
Concept Hierarchy
Concept Definitions
crosses
| IRI |
http://www.opengis.net/def/function/geosparql/rcc9cr
|
| Preferred Label | crosses |
| Definition | A query function that returns true if the first geometry argument spatially crosses the second geometry argument. DE-9IM: T*TFFTT** v TFT*F*TT* v TFTFFFTFT v TTTFFFTTT v TFTTFTTFT |
| Is Defined By | This vocabulary |
| Source | http://www.opengis.net/doc/geosparql/1.1 |
| See Also | http://www.opengis.net/doc/geosparql/1.1 |
| Status | http://www.opengis.net/def/status/valid |
| Expects | n98f65e35aeb0443884f9e23f2944d57ab1 |
| Returns | n98f65e35aeb0443884f9e23f2944d57ab3 |
disconnected
| IRI |
http://www.opengis.net/def/function/geosparql/rcc9dc
|
| Preferred Label | disconnected |
| Definition | A query function that returns true if the input geometries are disjoint. DE-9IM: FF*FF**** |
| Is Defined By | This vocabulary |
| Source | http://www.opengis.net/doc/geosparql/1.1 |
| See Also | http://www.opengis.net/doc/geosparql/1.1 |
| Status | http://www.opengis.net/def/status/valid |
| Has Exact Match | http://www.opengis.net/def/function/geosparql/rcc8dc |
| Expects | n98f65e35aeb0443884f9e23f2944d57ab4 |
| Returns | n98f65e35aeb0443884f9e23f2944d57ab6 |
equals
| IRI |
http://www.opengis.net/def/function/geosparql/rcc9eq
|
| Preferred Label | equals |
| Definition | A query function that returns true if the input geometries are equal. DE-9IM: TFFF*FFFT |
| Is Defined By | This vocabulary |
| Source | http://www.opengis.net/doc/geosparql/1.1 |
| See Also | http://www.opengis.net/doc/geosparql/Next |
| Status | http://www.opengis.net/def/status/valid |
| Has Exact Match | http://www.opengis.net/def/function/geosparql/rcc8eq |
| Expects | n98f65e35aeb0443884f9e23f2944d57ab10 |
| Returns | n98f65e35aeb0443884f9e23f2944d57ab12 |
externally connected
| IRI |
http://www.opengis.net/def/function/geosparql/rcc9ec
|
| Preferred Label | externally connected |
| Definition | A query function that returns true if the input geometries meet. DE-9IM: F*TT**T** v FTT***T** v F*T*T*T** |
| Is Defined By | This vocabulary |
| Source | http://www.opengis.net/doc/geosparql/1.1 |
| See Also | http://www.opengis.net/doc/geosparql/1.1 |
| Status | http://www.opengis.net/def/status/valid |
| Has Exact Match | http://www.opengis.net/def/function/geosparql/rcc8ec |
| Expects | n98f65e35aeb0443884f9e23f2944d57ab7 |
| Returns | n98f65e35aeb0443884f9e23f2944d57ab9 |
non-tangential proper part
| IRI |
http://www.opengis.net/def/function/geosparql/rcc9ntpp
|
| Preferred Label | non-tangential proper part |
| Definition | A query function that returns true if the first geometry argument is spatially inside the second geometry argument. DE-9IM: *FF*FFT** |
| Is Defined By | This vocabulary |
| Source | http://www.opengis.net/doc/geosparql/Next |
| See Also | http://www.opengis.net/doc/geosparql/Next |
| Status | http://www.opengis.net/def/status/valid |
| Has Exact Match | http://www.opengis.net/def/function/geosparql/rcc8ntpp |
| Expects | n98f65e35aeb0443884f9e23f2944d57ab13 |
| Returns | n98f65e35aeb0443884f9e23f2944d57ab15 |
non-tangential proper part inverse
| IRI |
http://www.opengis.net/def/function/geosparql/rcc9ntppi
|
| Preferred Label | non-tangential proper part inverse |
| Definition | A query function that returns true if the first geometry argument spatially contains the second geometry argument. DE-9IM: **TFF*FF* |
| Is Defined By | This vocabulary |
| Source | http://www.opengis.net/doc/geosparql/Next |
| See Also | http://www.opengis.net/doc/geosparql/Next |
| Status | http://www.opengis.net/def/status/valid |
| Has Exact Match | http://www.opengis.net/def/function/geosparql/rcc8ntppi |
| Expects | n98f65e35aeb0443884f9e23f2944d57ab16 |
| Returns | n98f65e35aeb0443884f9e23f2944d57ab18 |
partially overlapping
| IRI |
http://www.opengis.net/def/function/geosparql/rcc9po
|
| Preferred Label | partially overlapping |
| Definition | A query function that returns true if the input geometries overlap. DE-9IM: TTTT**T** v T*T*T*T** |
| Is Defined By | This vocabulary |
| Source | http://www.opengis.net/doc/geosparql/Next |
| See Also | http://www.opengis.net/doc/geosparql/Next |
| Status | http://www.opengis.net/def/status/valid |
| Has Exact Match | http://www.opengis.net/def/function/geosparql/rcc8po |
| Expects | n98f65e35aeb0443884f9e23f2944d57ab19 |
| Returns | n98f65e35aeb0443884f9e23f2944d57ab21 |
tangential proper part
| IRI |
http://www.opengis.net/def/function/geosparql/rcc9tpp
|
| Preferred Label | tangential proper part |
| Definition | A query function that returns true if the first geometry argument is spatially covered by the second geometry argument. DE-9IM: *TF**F*** v **F*TF*** v TFFFTFFFT |
| Is Defined By | This vocabulary |
| Source | http://www.opengis.net/doc/geosparql/Next |
| See Also | http://www.opengis.net/doc/geosparql/Next |
| Status | http://www.opengis.net/def/status/valid |
| Has Exact Match | http://www.opengis.net/def/function/geosparql/rcc8pp |
| Expects | n98f65e35aeb0443884f9e23f2944d57ab22 |
| Returns | n98f65e35aeb0443884f9e23f2944d57ab24 |
tangential proper part inverse
| IRI |
http://www.opengis.net/def/function/geosparql/rcc9tppi
|
| Preferred Label | tangential proper part inverse |
| Definition | A query function that returns true if the first geometry argument spatially covers the second geometry argument. DE-9IM: ***T**FF* v ****T*FF* v TFFFTFFFT |
| Is Defined By | This vocabulary |
| Source | http://www.opengis.net/doc/geosparql/Next |
| See Also | http://www.opengis.net/doc/geosparql/Next |
| Status | http://www.opengis.net/def/status/valid |
| Has Exact Match | http://www.opengis.net/def/function/geosparql/rcc8tppi |
| Expects | n98f65e35aeb0443884f9e23f2944d57ab25 |
| Returns | n98f65e35aeb0443884f9e23f2944d57ab27 |
Namespaces
- cs
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http://www.opengis.net/def/function/rcc9 - dcterms
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http://purl.org/dc/terms/ - fno
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https://w3id.org/function/ontology# - geo
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http://www.opengis.net/ont/geosparql# - geof
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http://www.opengis.net/def/function/geosparql/ - geofo
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http://www.opengis.net/def/function/output/geosparql/ - geofp
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http://www.opengis.net/def/function/parameter/geosparql/ - ns1
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http://www.opengis.net/doc/geosparql/ - owl
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http://www.w3.org/2002/07/owl# - policy
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http://www.opengis.net/def/metamodel/ogc-na/ - rdf
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http://www.w3.org/1999/02/22-rdf-syntax-ns# - rdfs
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http://www.w3.org/2000/01/rdf-schema# - schema
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https://schema.org/ - sd
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http://www.w3.org/ns/sparql-service-description# - skos
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http://www.w3.org/2004/02/skos/core# - status
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http://www.opengis.net/def/status/ - xsd
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http://www.w3.org/2001/XMLSchema#