Ontology

COHO

Cohort Ontology

A lightweight ontology for consistent identification and description of human cohorts. It defines a unique cohort identifier with minimal metadata, enabling linkage, discovery, and integration of cohort-related data while supporting both named and implicitly defined cohorts.

ontology
C56

FAIR 36/48

Version 2026-10-07

Evaluated 26 Oct 2026

How scores work

Source & access

Homepagegithub.com DownloadCanonical file / PURL Browse in OLSEMBL-EBI Ontology Lookup Service

Portals & registries

SourceIDVersionClassesPropertiesIndividualsLoaded
OLS (EMBL-EBI)coho2026-10-071,3362282,94625 Oct 2026

Ontology IRI http://www.ebi.ac.uk/coho.owl
Version IRI http://www.ebi.ac.uk/coho/releases/2026-10-07/coho.owl

Languages en

Imports from (12)
BFO ECTO ENVO ExO GO HP IAO MONDO NCIT OMO PATO RO

Also registered as
ols: coho

Automated evaluation

F Findable FAIR3/12
  • Persistent identifier (F1)no PURL / w3id / DOI for the artefact0
  • Indexed in services (F4)2: OLS, Bioregistry+3
  • Citable reference (F2)no reference publication listed0
A Accessible FAIR12/12
  • Homepage reachableHTTP 200+3
  • Artefact retrievable over HTTP(S) (A1)download HTTP 200+6
  • Metadata persists in a registry (A2)Bioregistry+3
I Interoperable FAIR12/12
  • Formal machine-readable format (I1)OWL+5
  • Semantic-web IRIs (I2)OWL+3
  • References other vocabularies (I3)imports 12: bfo, ecto, envo, exo, go, hp, iao, mondo…+4
R Reusable FAIR9/12
  • Clear license (R1.1)CC0 1.0+5
  • Release provenance (R1.2)2026-10-07 (version IRI in the artefact)+4
  • Community standards (R1.3)no independent compliance report (not on the OBO Dashboard)0
Q Ontology consistency & quality4/20
  • Logical consistencynever checked by a reasoner0
  • OWL 2 DL profileprofile not checked0
  • Upper-ontology alignmentimports BFO+3
  • Standard relations (RO)imports RO+1
  • ROBOT report: no errorsno ROBOT report available0
  • ROBOT report: warning densityno ROBOT report available0
  • Pitfall scan: no critical pitfallsno pitfall scan or ROBOT report yet0
M Maintenance15/16
  • Recency2026-10-23 → 0.1 months (≤ 3 months)+10
  • Release cadence (12 months)4 releases (GitHub releases)+5
U Community adoption1/16
  • Documented adopting projects0 projects0
  • Reused by other ontologies00
  • Community signalmax(stars 6 → 1, citations 0 → 0)+1
P Penalties (inactivity & inconsistency)0
  • Time since last activity0.0 years → 4 × max(0, 0.0 − 1)0
  • Inactive statusnot archived, legacy or inactive0
  • Consistencynot yet checked by a reasoner0

FAIR subtotal 36/48 · earned 56/100 = 56/100 → grade C

Community adoption 0

No adopting projects documented yet.

Know a project that uses COHO? Suggest it.

History & changes 1 run

History starts with the first archived run; changes appear after the next evaluation.

RunScoreFAIRVersion evaluatedTermsSnapshot
26 Oct 2026, 03:31 UTC56 C362026-10-071,336JSON

Provenance

Every fact on this page was fetched automatically. Each row shows where it came from and when. If a source fails, the last good value is kept and marked “carried forward”.

FactSourceRetrieved
Homepage link check (HTTP 200)github.com26 Oct 2026, 02:47 UTC
Repository link check (HTTP 200)github.com26 Oct 2026, 02:47 UTC
Download link check (HTTP 200)raw.githubusercontent.com26 Oct 2026, 02:47 UTC
Artefact header (version IRI)raw.githubusercontent.com26 Oct 2026, 02:47 UTC
Git refs (commit 77113b5, latest tag v2026-10-07)github.com26 Oct 2026, 02:47 UTC
GitHub repository statisticsapi.github.com26 Oct 2026, 02:47 UTC
OLS classes, imports, version & releaseebi.ac.uk26 Oct 2026, 02:47 UTC
Bioregistry mappings, dependencies & reusebioregistry.io26 Oct 2026, 02:47 UTC

Run 2026-10-26T02-37-38Z · evaluator v2.0.0 · rubric v3.4 · entry.json · run snapshot