Knowledge Graphs

Knowledge representation, graph databases, ontologies, and reasoning systems.

Knowledge Graph Construction

Entity extraction, relation linking, and building knowledge graphs from data.

Graph Databases

Neo4j, SPARQL, graph query languages, and storing structured knowledge.

Ontologies & Reasoning

OWL, RDF, description logic, and automated reasoning over knowledge.

Knowledge Graph Embeddings

TransE, RotatE, link prediction, and learning representations of entities and relations.

Question Answering over KGs

KGQA, semantic parsing, and answering natural language queries with graphs.

Knowledge-Enhanced NLP

Integrating knowledge graphs with LLMs for grounded language understanding.

Temporal Knowledge Graphs

Time-aware knowledge, event modeling, and evolving graph structures.