From: Experiences from the anatomy track in the ontology alignment evaluation initiative
 | AMA | NCI-A | Reference alignment |
---|---|---|---|
2007 | 2744 concepts, | 3304 concepts, | 1544 equivalence relations |
 | 3 object properties, | 2 object properties, |  |
 | ca 4500 subsumption axioms | ca 5500 subsumption axioms |  |
2008 | Same as earlier | Same as earlier | Removed 20 correspondences |
2010 | Added 12 subsumption axioms | Added 3 subsumption axioms | Weakened 2 correspondences |
 | Removed 6 subsumption axioms | Removed 3 subsumption axioms | Removed 1 correspondence |
 |  | Added 17 disjointness axioms |  |
2011 | Same as earlier | Same as earlier | Added 28 correspondences |
 |  |  | Removed 24 correspondences |