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cs.CL2026
TempPerturb-Eval: On the Joint Effects of Internal Temperature and External Perturbations in RAG Robustness
Yongxin Zhou, Philippe Mulhem, Didier Schwab
The evaluation of Retrieval-Augmented Generation (RAG) systems typically examines retrieval quality and generation parameters like temperature in isolation, overlooking their inter…
cs.CL2026
What Matters to an LLM? Behavioral and Computational Evidences from Summarization
Yongxin Zhou, Changshun Wu, Philippe Mulhem +2
Large Language Models (LLMs) are now state-of-the-art at summarization, yet the internal notion of importance that drives their information selections remains hidden. We propose to…