Khalil Al-Wagih

Beyond Lexical Overlap: A Multi-Dimensional Evaluation Framework for Arabic Retrieval-Augmented Generation Systems

Retrieval-Augmented Generation (RAG) has become a standard technique to ground large language model outputs in external knowledge. However, evaluating RAG systems for Arabic remains problematic because traditional lexical metrics such as ROUGE and BLEU were designed for English, a language with limited morphological va...