Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
DMTO ontology metrics
| Metric | Value | Metric | Value |
|---|---|---|---|
| Number of classes | 10,700 | Maximum depth (is_a relationship) | 19 |
| Number of object properties | 170 | Number of annotations | 39,425 |
| Number of data properties | 107 | Number of SWRL rules | 214 |
| Maximum number of children | 91 | Number of axioms | 62,974 |
| Average number of children | 3 | SubClassOf axiom count | 11,317 |
| Classes with a single subclass | 1109 | DisjointClasses axiom count | 62 |
| Classes with more than 25 subclasses | 31 | Logical axiom count | 12,264 |
