Ontology Explained: Components, Importance & Implementation in 2026
Ontology gives AI systems shared meaning by providing structured systems of interrelated components that encode how meaning is used by AI systems.
Ontologies vs. Knowledge Graphs
This article explores the distinction and relationship between ontologies and knowledge graphs, clarifying common confusion about these terms.
LinkML – Linked Data Modeling Language
LinkML is an open-source data modeling framework that simplifies the creation of FAIR (Findable, Accessible, Interoperable, and Reusable) data models.
Validating RDF Data
This book describes two technologies for RDF validation: Shape Expressions (ShEx) and Shapes Constraint Language (SHACL), the rationales for their designs, a comparison of the two, and some example applications.
SHACL 1.2 Overview
This document provides a non-normative, high-level overview of the various Shapes Constraint Language (SHACL) 1.2 specifications.
SHACL 1.2 Core
This document defines the Core of SHACL, the Shapes Constraint Language, which is used for describing the structure of RDF graphs.