ResearchBenchmarksRobustness Evaluation on Lexical Variation (punctuation)Follow0.174Jensen-Shannon DivergenceLLaMA0.1577440.2674720.37720.486928Feb 12, 2026Evaluation ResultsMethodMethodLinksJensen-Shannon DivergenceLLaMA2026.020.174ProtoAttn2026.020.3982Mamba2026.020.4428DeltaNet2026.020.5804