ResearchBenchmarksRobustness Evaluation on Lexical Variation typosFollow0.0761Jensen-Shannon DivergenceMamba0.0541160.2025080.35090.499292Feb 12, 2026Evaluation ResultsMethodMethodLinksJensen-Shannon DivergenceMamba2026.020.0761ProtoAttn2026.020.2074LLaMA2026.020.2269DeltaNet2026.020.6257