Ontology

OBCS

Ontology of Biological and Clinical Statistics

OBCS stands for the Ontology of Biological and Clinical Statistics. OBCS is an ontology in the domain of biological and clinical statistics. It is aligned with the Basic Formal Ontology (BFO) and the Ontology for Biomedical Investigations (OBI)

biologybiomedical sciencemedical informaticsmedicineoboontologystatisticsvaccine
C65

FAIR 47/48

Version 2023-12-08

Evaluated 26 Oct 2026

How scores work

Source & access

Homepagegithub.com DownloadCanonical file / PURL Browse in OLSEMBL-EBI Ontology Lookup ServiceBrowse in BioPortalNCBO BioPortalBrowse in OBO FoundryOBO Foundry registry

Portals & registries

SourceIDVersionClassesPropertiesIndividualsLoaded
OLS (EMBL-EBI)obcs2023-12-081,2101712425 Oct 2026
OBO Dashboardobcs2023-12-081,211——11 Dec 2025

Ontology IRI http://purl.obolibrary.org/obo/obcs.owl
Version IRI http://purl.obolibrary.org/obo/obcs/2023-12-08/obcs.owl

Languages en zh

Imports from (17)
APOLLO_SV BFO CHEBI CL GO IAO NCBITaxon OBI OGMS OMO PATO PR RO SO STATO UBERON UO

Reused by (15)
ADO BMONT CIDO ONS ADDICTO BCGO CAO CHMO ENM EUPATH GMHO PRIDE RBO SLSO VALUESETS

Logical consistency
consistent · 0 unsatisfiable
OWL 2 DL
yes
ROBOT report
0 errors · 120 warnings · 6 info
OBO principles
FP01FP02FP03FP04FP05FP06FP07FP08FP09FP11FP12FP16FP20
Axioms
13,618 · 73.57% entities reused

Also registered as
aberowl: OBCS bioportal: OBCS fairsharing: FAIRsharing.5p12xh obofoundry: obcs ols: obcs ontobee: OBCS wikidata.entity: Q55118544

Automated evaluation

F Findable FAIR12/12
  • Persistent identifier (F1)purl.obolibrary.org+4
  • Indexed in services (F4)5: OLS, BioPortal, OBO Foundry, Bioregistry, FAIRsharing+5
  • Citable reference (F2)doi:10.1186/s13326-016-0100-2+3
A Accessible FAIR12/12
  • Homepage reachableHTTP 200+3
  • Artefact retrievable over HTTP(S) (A1)download HTTP 200+6
  • Metadata persists in a registry (A2)OBO Foundry, Bioregistry+3
I Interoperable FAIR12/12
  • Formal machine-readable format (I1)OWL+5
  • Semantic-web IRIs (I2)OWL+3
  • References other vocabularies (I3)imports 17: apollo_sv, bfo, chebi, cl, go, iao, ncbitaxon, obi…+4
R Reusable FAIR11/12
  • Clear license (R1.1)CC BY 4.0+5
  • Release provenance (R1.2)2023-12-08 (version IRI in the artefact)+4
  • Community standards (R1.3)OBO principles: 9/13 checks pass+2
Q Ontology consistency & quality19/20
  • Logical consistencyconsistent, 0 unsatisfiable classes (OBO Dashboard)+10
  • OWL 2 DL profilein OWL 2 DL+2
  • Upper-ontology alignmentimports BFO+3
  • Standard relations (RO)imports RO+1
  • ROBOT report: no errors0 errors+2
  • ROBOT report: warning density120 warnings / 1211 classes = 0.100
  • Pitfall scan: no critical pitfallsno pitfall scan yet; ROBOT report has 0 errors+1
M Maintenance0/16
  • Recency2024-02-27 → 31.9 months (older / unknown)0
  • Release cadence (12 months)0 releases (GitHub releases)0
U Community adoption6/16
  • Documented adopting projects1 project+2
  • Reused by other ontologies15: ado, bmont, cido, ons, addicto, bcgo…+3
  • Community signalmax(stars 3 → 0, citations 26 → 1)+1
P Penalties (inactivity & inconsistency)-7
  • Time since last activity2.7 years → 4 × max(0, 2.7 − 1)-7
  • Inactive statusnot archived, legacy or inactive0
  • Consistencyconsistent, no unsatisfiable classes0

FAIR subtotal 47/48 · earned 72/100 − 7 inactivity = 65/100 → grade C

Community adoption 1

  • doi.org

    The Ontology of Biological and Clinical Statistics (OBCS)-based statistical method standardization and meta-analysis of host responses to yellow fever vaccines

    Source: OBO Foundry registry

Know a project that uses OBCS? 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 UTC65 C472023-12-081,210JSON

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, 03:09 UTC
Repository link check (HTTP 200)github.com26 Oct 2026, 03:09 UTC
Download link check (HTTP 200)purl.obolibrary.org26 Oct 2026, 03:09 UTC
Artefact header (version IRI)raw.githubusercontent.com26 Oct 2026, 03:09 UTC
Git refs (commit c37d4bd, latest tag v2023-12-08)github.com26 Oct 2026, 03:09 UTC
GitHub repository statisticsapi.github.com26 Oct 2026, 03:09 UTC
OLS classes, imports, version & releaseebi.ac.uk26 Oct 2026, 03:09 UTC
OBO Foundry status, license & usagesobofoundry.org26 Oct 2026, 02:37 UTC
Bioregistry mappings, dependencies & reusebioregistry.io26 Oct 2026, 03:09 UTC
OBO Dashboard (checked 11 Dec 2025)dashboard.obofoundry.org26 Oct 2026, 02:37 UTC
Crossref citations (doi:10.1186/s13326-016-0100-2)api.crossref.org26 Oct 2026, 03:09 UTC

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

How to cite