2 papers
cs.CL2026
Arctic Questions, Missing Answers: A Dataset and Benchmark for LLM Abstention in Arctic Science
Benjamin Wilcox, Dawei Gao, Pradeeban Kathiravelu +3
Large language models (LLMs) should abstain from scientific multiple-choice questions when no option is valid, but frequent abstention alone does not demonstrate sensitivity to ans…
cs.AI2026
MicroEvo: Knowledge-Guided LLM Sampling for Efficient Microarchitecture Design Space Exploration
Jia Xiong, Runkai Li, Chenxu Niu +11
Microarchitecture design space exploration suffers from expansive search spaces and expensive PPA evaluation, leaving only a small simulation budget for design decision-making. Exi…