# OnCo record external-validation (term). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)". Whole corpus: https://onco.cc/api/v1/onco.nt
@prefix schema: <https://schema.org/> .
@prefix onco: <https://onco.cc/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/terms/external-validation/>
  a schema:DefinedTerm ;
  onco:kind "term" ;
  schema:identifier "external-validation" ;
  schema:name "External validation"@en ;
  schema:alternateName "external validation"@en, "externally validated"@en, "external cohort"@en, "independent cohort"@en, "independent validation"@en, "external test set"@en, "generalisability"@en, "generalizability"@en ;
  schema:description "External validation tests a model on patients from a different hospital, country or platform than it was trained on; it is the only evidence that a result travels."@en ;
  schema:url <https://onco.cc/terms/external-validation/> ;
  schema:dateModified "2026-09-24"^^xsd:date ;
  schema:sameAs <https://en.wikipedia.org/wiki/External_validity> ;
  schema:citation <https://en.wikipedia.org/wiki/External_validity> ;
  onco:tag "cansim-terms" ;
  onco:related <https://onco.cc/ideas/idea-tr2-ai-external-validation-registry/>, <https://onco.cc/ideas/idea-data-multisite-validation-precondition/>, <https://onco.cc/terms/cancer-ai-vocabulary/> ;
  onco:terms <https://onco.cc/terms/train-test-discipline/>, <https://onco.cc/terms/domain-adaptation/>, <https://onco.cc/terms/calibration/>, <https://onco.cc/terms/analytical-vs-clinical-validation/> .