{
  "title": "OMARO — Ontologies & vocabularies",
  "text": "MODAVIS (2026). OMARO — Ontologies & vocabularies. Research notebooks, September 2026 · research guides edition. https://modavis.org/editions/2026-09-r4/ontologies/omaro/",
  "bibtex": "@misc{modavis_ontologies_omaro_2026_09_r4,\n  author = {{MODAVIS}},\n  title = {OMARO — Ontologies & vocabularies},\n  year = {2026},\n  month = {09},\n  version = {2026-09-r4},\n  url = {https://modavis.org/editions/2026-09-r4/ontologies/omaro/},\n  note = {Content SHA-256: 204c5acf0df151ead94843ed997d77b6149966f67351fcb65a2be01f27930bba}\n}",
  "url": "https://modavis.org/editions/2026-09-r4/ontologies/omaro/",
  "sha256": "204c5acf0df151ead94843ed997d77b6149966f67351fcb65a2be01f27930bba",
  "edition": "2026-09-r4",
  "date": "2026-09-26",
  "canonicalPayload": "{\"book\":{\"number\":\"07\",\"slug\":\"ontologies\",\"title\":\"Ontologies & vocabularies\"},\"chapter\":{\"blocks\":[{\"text\":\"OMARO provides a reference for organological terminology and classification. Its public browser supports searching and inspecting the vocabulary across languages. The first published release described here is 0.1.0.\",\"type\":\"p\"},{\"items\":[{\"href\":\"https://modavis-project.github.io/omaro/\",\"label\":\"Open the OMARO vocabulary browser\"},{\"detail\":\"Organological reference vocabulary.\",\"href\":\"https://doi.org/10.5281/zenodo.21442777\",\"label\":\"OMARO 0.1.0\"}],\"type\":\"links\"},{\"id\":\"reference\",\"text\":\"A reference is not a source quotation\",\"type\":\"heading\"},{\"text\":\"A controlled concept helps relate records. The original wording in a source remains evidence in its own right. Mapping that wording to a reference concept is an interpretative step and should stay attributable.\",\"type\":\"p\"},{\"text\":\"OMARO and POD have independent versions. A dataset release can refer to a vocabulary without turning that vocabulary into part of the dataset’s own release identity.\",\"type\":\"p\"},{\"id\":\"omaro-model\",\"text\":\"More than a multilingual label list\",\"type\":\"heading\"},{\"text\":\"OMARO expands to Ontology for Multiperspectivity, Assertions, and Review in Organology. It records statements together with their source, applicability and review status. The reference dataset provides a concrete foundation for lookup and comparison, while the model allows an interpretation to be documented without assuming that every perspective must collapse into one universal classification.\",\"type\":\"p\"},{\"headers\":[\"Reference release 0.1.0\",\"Scope\"],\"rows\":[[\"643 classifications\",\"Hornbostel–Sachs reference classifications.\"],[\"2,724 resolved concepts\",\"Instrument concepts derived from the source reference material.\"],[\"13 languages\",\"Preferred and alternative labels support multilingual discovery.\"],[\"5 unresolved source references\",\"Retained as unresolved rather than silently assigned.\"]],\"type\":\"table\"},{\"id\":\"vocabulary-example\",\"text\":\"An example of careful vocabulary reuse\",\"type\":\"heading\"},{\"text\":\"Suppose an inventory contains a historical instrument name. Start by preserving the literal wording and its language or uncertainty. Look up candidate reference concepts, inspect their identifiers and source context, then record the grounds for a mapping. A modern preferred label can make discovery easier without replacing the historical expression in the evidence.\",\"type\":\"p\"},{\"text\":\"The reference corpus and an expert assessment are different resources. A source-derived classification expresses what the source assigns; it does not itself establish a new scholarly review of the object. A reusable mapping should therefore retain its status, scope and source instead of presenting every imported classification as a freshly endorsed conclusion.\",\"type\":\"p\"},{\"id\":\"independent-releases\",\"text\":\"Keep releases independent\",\"type\":\"heading\"},{\"text\":\"OMARO’s ontology, reference data and tooling have separately meaningful version identities even when their published labels coincide. A POD release or Navigator snapshot may use a particular OMARO state. Cite the reference actually used and keep the original source identifier where supplied; do not infer a new dataset version simply from a changed vocabulary interface.\",\"type\":\"p\"},{\"items\":[{\"href\":\"https://navigator.modavis.org/vocab\",\"label\":\"Explore source terminology in Navigator\"}],\"type\":\"links\"}],\"intro\":\"A reference vocabulary and a model for attributed, contextual and reviewable organological statements.\",\"slug\":\"omaro\",\"sources\":[{\"detail\":\"Organological reference vocabulary.\",\"href\":\"https://doi.org/10.5281/zenodo.21442777\",\"label\":\"OMARO 0.1.0\"},{\"detail\":\"The fixed dataset release, methods and checksums.\",\"href\":\"https://doi.org/10.5281/zenodo.22308263\",\"label\":\"Pipe Organ Dataset 1.6.0\"}],\"title\":\"OMARO\"},\"date\":\"2026-09-26\",\"edition\":\"2026-09-r4\",\"figures\":{}}",
  "payload": {
    "edition": "2026-09-r4",
    "date": "2026-09-26",
    "book": {
      "slug": "ontologies",
      "title": "Ontologies & vocabularies",
      "number": "07"
    },
    "chapter": {
      "slug": "omaro",
      "title": "OMARO",
      "intro": "A reference vocabulary and a model for attributed, contextual and reviewable organological statements.",
      "blocks": [
        {
          "type": "p",
          "text": "OMARO provides a reference for organological terminology and classification. Its public browser supports searching and inspecting the vocabulary across languages. The first published release described here is 0.1.0."
        },
        {
          "type": "links",
          "items": [
            {
              "label": "Open the OMARO vocabulary browser",
              "href": "https://modavis-project.github.io/omaro/"
            },
            {
              "label": "OMARO 0.1.0",
              "href": "https://doi.org/10.5281/zenodo.21442777",
              "detail": "Organological reference vocabulary."
            }
          ]
        },
        {
          "type": "heading",
          "text": "A reference is not a source quotation",
          "id": "reference"
        },
        {
          "type": "p",
          "text": "A controlled concept helps relate records. The original wording in a source remains evidence in its own right. Mapping that wording to a reference concept is an interpretative step and should stay attributable."
        },
        {
          "type": "p",
          "text": "OMARO and POD have independent versions. A dataset release can refer to a vocabulary without turning that vocabulary into part of the dataset’s own release identity."
        },
        {
          "type": "heading",
          "text": "More than a multilingual label list",
          "id": "omaro-model"
        },
        {
          "type": "p",
          "text": "OMARO expands to Ontology for Multiperspectivity, Assertions, and Review in Organology. It records statements together with their source, applicability and review status. The reference dataset provides a concrete foundation for lookup and comparison, while the model allows an interpretation to be documented without assuming that every perspective must collapse into one universal classification."
        },
        {
          "type": "table",
          "headers": [
            "Reference release 0.1.0",
            "Scope"
          ],
          "rows": [
            [
              "643 classifications",
              "Hornbostel–Sachs reference classifications."
            ],
            [
              "2,724 resolved concepts",
              "Instrument concepts derived from the source reference material."
            ],
            [
              "13 languages",
              "Preferred and alternative labels support multilingual discovery."
            ],
            [
              "5 unresolved source references",
              "Retained as unresolved rather than silently assigned."
            ]
          ]
        },
        {
          "type": "heading",
          "text": "An example of careful vocabulary reuse",
          "id": "vocabulary-example"
        },
        {
          "type": "p",
          "text": "Suppose an inventory contains a historical instrument name. Start by preserving the literal wording and its language or uncertainty. Look up candidate reference concepts, inspect their identifiers and source context, then record the grounds for a mapping. A modern preferred label can make discovery easier without replacing the historical expression in the evidence."
        },
        {
          "type": "p",
          "text": "The reference corpus and an expert assessment are different resources. A source-derived classification expresses what the source assigns; it does not itself establish a new scholarly review of the object. A reusable mapping should therefore retain its status, scope and source instead of presenting every imported classification as a freshly endorsed conclusion."
        },
        {
          "type": "heading",
          "text": "Keep releases independent",
          "id": "independent-releases"
        },
        {
          "type": "p",
          "text": "OMARO’s ontology, reference data and tooling have separately meaningful version identities even when their published labels coincide. A POD release or Navigator snapshot may use a particular OMARO state. Cite the reference actually used and keep the original source identifier where supplied; do not infer a new dataset version simply from a changed vocabulary interface."
        },
        {
          "type": "links",
          "items": [
            {
              "label": "Explore source terminology in Navigator",
              "href": "https://navigator.modavis.org/vocab"
            }
          ]
        }
      ],
      "sources": [
        {
          "label": "OMARO 0.1.0",
          "href": "https://doi.org/10.5281/zenodo.21442777",
          "detail": "Organological reference vocabulary."
        },
        {
          "label": "Pipe Organ Dataset 1.6.0",
          "href": "https://doi.org/10.5281/zenodo.22308263",
          "detail": "The fixed dataset release, methods and checksums."
        }
      ]
    },
    "figures": {}
  }
}