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Table 2 Results of applying the ten basic quality checks to the Anatomy, Lod and Bridge data sets.

From: Towards valid and reusable reference alignments — ten basic quality checks for ontology alignments and their application to three different reference data sets

Check Description ANATOMY LOD BRIDGE
Check 1 Correct input given? No (other versions) No (only URLs) No (only URLs)
Check 2a) Missing classes 0 143 (47) 12
Check 2b) URI-label pair changes 121 Not applicable Not applicable
Check 3 Standard format? Yes No Yes
Check 4 URIs? Yes No (local names) Yes
Check 5 Explicit relation types? Yes Yes No (untyped)
Check 6 Multiple targets 39 10 Unknown
Check 7 New inferred from 10,415 540 Unknown
Check 8 Label identity but no 13 37 Unknown
Check 9 Label inclusion but no 3,127 57 Unknown
Check 10 Trivial correspondences 916 (60%) 158 (7%) Unknown
  1. Results of applying the ten basic quality checks to the ANATOMY, LOD and BRIDGE data sets. The symbols ≡ and stand for equivalentClass and subClassOf-based correspondences, respectively.