Overview
ISO/IEC 19763-3:2020 - part of the Metamodel Framework for Interoperability (MFI) - defines a metamodel for ontology registration. The standard specifies a language-independent framework to register administrative and evolution information about ontologies, enabling interoperability among application systems via standardized ontology repositories. It focuses on registration of ontology metadata (administration, versions, evolution) and does not define metamodels for ontologies in particular ontology languages or mappings between language-specific ontology metamodels.
Key topics and requirements
- Metamodel scope: Provides a generic registration model to capture administrative and evolution information related to ontologies (e.g., identity, provenance, authoritative extent, evolution events).
- Package structure:
- Basic_Model - core constructs such as Authoritative_Extent, Local_Item, Ontology_Language, Ontology_Whole, Ontology_Component, Ontology_Atomic_Construct, and corresponding Registered_, Reference_Registered_ and Local_Registered_* variants.
- Evolution_Model - constructs to record changes and lifecycle/evolution of registered ontologies and their components.
- Conformance: Two conformance levels - Level 1 (Basic_Model support) and Level 2 (Basic_Model + Evolution_Model). Implementations must state conformance in an Implementation Conformance Statement (ICS).
- Language independence: Designed to work with ontologies expressed in different languages (OWL, KIF, ODM etc.); Annex A lists ontology languages and other informative annexes provide examples and mappings from the 2010 edition.
- Interoperability focus: Emphasizes standardized registration to make ontologies shareable as reference registered ontologies (community-level) or local registered ontologies (specialized application-level).
Applications and practical value
- Design and implement ontology registries and repositories that store administrative metadata and versioning/evolution history.
- Support enterprise semantic governance, ontology lifecycle management, provenance tracking and reuse across heterogeneous systems.
- Enable system integration and data interchange where consistent ontology identification, registration and evolution metadata reduce ambiguity and improve machine-processable interoperability.
- Useful for building tooling for ontology catalogues, metadata registries, registry-driven APIs, and compliance with interoperability governance.
Who should use this standard
- Ontology engineers, metadata registry designers, enterprise data architects, and systems integrators.
- Software vendors creating ontology repository platforms and semantic middleware.
- Standards bodies and organizations implementing ontology governance, reuse and lifecycle processes.
Related standards
Keywords: ISO/IEC 19763-3:2020, metamodel for ontology registration, ontology registry, MFI, ontology evolution, interoperability, metadata registry.