How orthogonal are the OBO Foundry ontologies?

Table 3 The amount of overlap for the OBO Foundry candidate ontologies.

Ontology	# of Overlapping Terms	Ontology Size (# of terms)	% of Overlapping Terms
CARO	48	48	100%
XAO	412	817	50%
MPATH	228	643	35%
MA	1,032	2,956	35%
SAO	268	821	33%
ZFA	815	2,593	31%
TAO	888	3,001	30%
BFO	10	39	26%
AAO	161	700	23%
APO	65	326	20%

Column (1) is the ontology id; (2) is the number of terms that overlap with terms from a different ontology; (3) is the ontology size; (4) is the percent of terms from the ontology that overlap with a term from another ontology.

ISSN: 2041-1480