An automated pipeline derives an ontology from PDFs via LLMs and graphs, reporting higher comprehensiveness and diversity win rates than vector RAG and GraphRAG, but the evaluation is circular and artifacts are missing.
PaLM: Scaling language modeling with path- ways,
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OntoRAG: Enhancing Question-Answering through Automated Ontology Derivation from Unstructured Knowledge Bases
An automated pipeline derives an ontology from PDFs via LLMs and graphs, reporting higher comprehensiveness and diversity win rates than vector RAG and GraphRAG, but the evaluation is circular and artifacts are missing.