86 lines
2.9 KiB
YAML
86 lines
2.9 KiB
YAML
id: https://nde.nl/ontology/hc/class/measure-unit
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name: measure_unit_class
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title: MeasureUnit Class
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description: 'Class representing a unit of measurement for quantities.
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**RULE 53 COMPLIANT**: Generic class for standardized unit representation, used by Area, Quantity, and other measurement classes.
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**ONTOLOGY ALIGNMENT**: - QUDT (Quantities, Units, Dimensions and Types) - schema:unitCode / schema:unitText - OM (Ontology of Units of Measure)'
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prefixes:
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linkml: https://w3id.org/linkml/
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hc: https://nde.nl/ontology/hc/
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schema: http://schema.org/
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qudt: http://qudt.org/schema/qudt/
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om: http://www.ontology-of-units-of-measure.org/resource/om-2/
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dcterms: http://purl.org/dc/terms/
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prov: http://www.w3.org/ns/prov#
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crm: http://www.cidoc-crm.org/cidoc-crm/
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skos: http://www.w3.org/2004/02/skos/core#
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rdfs: http://www.w3.org/2000/01/rdf-schema#
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org: http://www.w3.org/ns/org#
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xsd: http://www.w3.org/2001/XMLSchema#
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imports:
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- linkml:types
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- ../enums/MeasureUnitEnum
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- ../slots/has_or_had_code
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- ../slots/has_or_had_label
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- ../slots/has_or_had_symbol
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- ../slots/has_or_had_type
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default_prefix: hc
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classes:
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MeasureUnit:
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description: "A unit of measurement for expressing quantities.\nCaptures the unit type (from MeasureUnitEnum), symbol, and optional conversion factors. Used as the range for has_or_had_unit slot.\n**EXAMPLES**: - Hectare (ha) for outdoor site area - Square meter (m\xB2) for building floor area - Linear meter (m) for archival shelf extent"
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class_uri: qudt:Unit
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exact_mappings:
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- qudt:Unit
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- om:Unit
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close_mappings:
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- schema:unitCode
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slots:
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- has_or_had_type
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- has_or_had_symbol
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- has_or_had_code
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- has_or_had_label
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slot_usage:
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has_or_had_type:
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range: MeasureUnitEnum
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required: true
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has_or_had_symbol:
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# range: string
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required: false
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examples:
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- value: ha
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- value: "m\xB2"
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- value: m
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has_or_had_code:
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# range: string
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required: false
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examples:
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- value: har
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- value: m2
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has_or_had_label:
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# range: string
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examples:
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- value: hectare
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- value: square meter
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examples:
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- value:
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has_or_had_type: HECTARE
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has_or_had_symbol: ha
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has_or_had_code: har
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has_or_had_label: hectare
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- value:
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has_or_had_type: SQUARE_METER
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has_or_had_symbol: "m\xB2"
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has_or_had_code: m2
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has_or_had_label: square meter
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- value:
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has_or_had_type: LINEAR_METER
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has_or_had_symbol: m
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has_or_had_code: m
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has_or_had_label: linear meter
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annotations:
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custodian_types: '["*"]'
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custodian_types_rationale: Measurement units applicable to all heritage custodian types.
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specificity_score: 0.3
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specificity_rationale: Foundational class - highly reusable across many contexts.
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