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Pierre Halftermeyer

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  • NODES2 editions2024–2025

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Crafting a Neo4j Knowledge Graph Semantic Reasoner for LPG-Based Ontologies with Python and CDCNODES 20252025-11-06
A Neo4j-based semantic reasoner is constructed with Python that maps LPG structures to RDF/OWL, generates Cypher rules from an RDF ontology, and applies them…
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Speed and Precision: Mastering Graph Traversal With Quantified Path PatternsNODES 20242024-11-07
Neo4j 5.9’s Quantified Path Patterns let Cypher filter while expanding, which prune-before-expand and avoids exploding intermediate rows. A supply‑chain query…
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