knowledge graph
concept map – Diagram showing relationships among concepts
formal semantics (natural language) – Study of meaning in natural languages
graph database – Database using graph structures for queries
knowledge base – Information repository with multiple applications
knowledge graph embedding – Dimensionality reduction of graph-based semantic data objects "machine learning task"
Logical graph – Type of diagrammatic notation for propositional logic
Semantic integration – Interrelating info from diverse sources
Semantic technology – Technology to help machines understand data
Topic map – Knowledge organization system
Vadalog – Type of Knowledge Graph Management System
YAGO (database) – Open-source information repository