AINeutralarXiv – CS AI · 7h ago6/10
🧠
REBot: From RAG to CatRAG with Semantic Enrichment and Graph Routing
Researchers introduced REBot, an LLM-powered chatbot that uses CatRAG, a hybrid retrieval-augmented generation framework combining dense retrieval with graph-based reasoning, to provide accurate academic regulation advising. The system achieved 98.89% F1 score on classification and question-answering tasks and demonstrates how specialized domain knowledge graphs can enhance AI advisory systems.