2 papers
cs.CL2026
A Few Neurons Reveal When LLMs Misuse Tools: Sparse Detection and Selective Steering for Reliable Tool Use
Yutong Ke, Ming Yin, Chongwen Zhao +1
Agentic LLMs exhibit three consequential tool-use failures: invalid arguments (validity), unnecessary calls (over-calling), and omitted calls when tools are needed (missing). We fi…
cs.LG2025
SmoothGuard: Defending Multimodal Large Language Models with Noise Perturbation and Clustering Aggregation
Guangzhi Su, Shuchang Huang, Yutong Ke +3
Multimodal large language models (MLLMs) have achieved impressive performance across diverse tasks by jointly reasoning over textual and visual inputs. Despite their success, these…