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Semantic equivalence (computing)

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In comptuer metadata, Semantic Equivalence is a declaration that two data elements from different vocabularies contain data that has similar meaning. There are three types of semantic equivalance statements:

  • Class or concept equivalence - a statement that to high level concepts have similar meaing.
  • Property or attribute equivalence - a statement that two properties, descriptors or attributes of a classes have similar meaning.
  • Instance equivalence - a statement that two instances of data are the same or refer to the same instace.

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