Key Performance Indicators (KPIs) in Evaluating Retrieval-Augmented Generation (RAG) on Large Language Models (LLMs)August 8, 2024 · 3 min readKobkrit ViriyayudhakornCEO @ iApp Technology 1. Accuracy 1.1 Retrieval Accuracy Definition: Measures the relevance of documents retrieved by the system. Metrics: Precision@k, Recall@k, F1 Score Goal: To ensure that the retrieved documents are highly relevant to the search query.