d37a120ef2
- Removed unnecessary aliases and adjusted slot definitions in Timestamp, Topic, TopicType, TransferEvent, TransferPolicy, and others. - Enhanced descriptions and added alternative language descriptions for TradeUnionArchiveRecordSetType and UnescoIchElement. - Updated slot usage for various archive-related classes to use `equals_string` instead of `equals_expression`. - Streamlined VideoChapter class by refining descriptions and restructuring slot usage for better navigation and organization. - General cleanup of comments and annotations to ensure clarity and maintainability.
84 lines
3.2 KiB
YAML
84 lines
3.2 KiB
YAML
id: https://nde.nl/ontology/hc/class/Thumbnail
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name: Thumbnail
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title: Thumbnail Media Reference
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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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foaf: http://xmlns.com/foaf/0.1/
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prov: http://www.w3.org/ns/prov#
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default_prefix: hc
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imports:
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- linkml:types
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- ../slots/derive_from
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- ../slots/has_time_interval
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- ../slots/has_url
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classes:
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Thumbnail:
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class_uri: schema:ImageObject
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alt_descriptions:
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nl: {text: Gestructureerde verwijzing naar een miniatuurafbeelding voor previews., language: nl}
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de: {text: Strukturierte Referenz auf ein Vorschaubild (Thumbnail)., language: de}
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fr: {text: Reference structuree vers une image miniature utilisee pour l apercu., language: fr}
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es: {text: Referencia estructurada a una miniatura usada para vista previa., language: es}
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ar: {text: مرجع منظم لصورة مصغرة تُستخدم للمعاينة., language: ar}
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id: {text: Referensi terstruktur ke gambar mini untuk pratinjau., language: id}
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zh: {text: 用于预览的缩略图结构化引用。, language: zh}
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structured_aliases:
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nl: [{literal_form: miniatuur, language: nl}]
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de: [{literal_form: Vorschaubild, language: de}]
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fr: [{literal_form: vignette, language: fr}]
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es: [{literal_form: miniatura, language: es}]
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ar: [{literal_form: صورة مصغرة, language: ar}]
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id: [{literal_form: thumbnail, language: id}]
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zh: [{literal_form: 缩略图, language: zh}]
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description: >-
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Structured thumbnail image reference, optionally derived from a source
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video at a specific time interval.
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slots:
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- has_url
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- derive_from
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- has_time_interval
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slot_usage:
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has_url:
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required: true
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examples:
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- value: https://i.ytimg.com/vi/ABC123/hq1.jpg
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derive_from:
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range: Video
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inlined: true
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required: false
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examples:
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- value:
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has_url: https://www.youtube.com/watch?v=ABC123
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has_time_interval:
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description: Timestamp interval in the source video used for thumbnail extraction.
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range: TimeInterval
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inlined: true
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required: false
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examples:
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- value:
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duration_description: Thumbnail from 2:02.5 in video
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exact_mappings:
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- foaf:Image
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annotations:
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specificity_score: '0.40'
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specificity_rationale: Medium specificity - thumbnails used broadly for media preview.
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migration_date: '2026-01-16'
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migration_updated: '2026-01-19'
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migration_rule: Rule 53 (no bespoke slots), Rule 56 (semantic consistency)
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custodian_types: "['*']"
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modeling_notes: |
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When a thumbnail is extracted from video, capture:
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- derive_from: source video
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- has_time_interval: extraction timestamp/interval
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examples:
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- value:
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has_url: https://example.org/thumbnails/rijksmuseum-night-watch-thumb.jpg
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- value:
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has_url: https://i.ytimg.com/vi/ABC123/hq1.jpg
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derive_from:
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has_url: https://www.youtube.com/watch?v=ABC123
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has_time_interval:
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duration_description: Frame at 2:02.5
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description: 'Video-derived thumbnail with timestamp (replaces chapter_thumbnail_timestamp: 122.5)'
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