3 papers
cs.CV2025
Tracing and Mitigating Hallucinations in Multimodal LLMs via Dynamic Attention Localization
Tiancheng Yang, Lin Zhang, Jiaye Lin +3
Multimodal Large Language Models (MLLMs) achieve strong performance on tasks like image captioning and visual question answering, but remain prone to hallucinations, where generate…
cs.AI2025
Adaptive Multi-Subspace Representation Steering for Attribute Alignment in Large Language Models
Xinyan Jiang, Lin Zhang, Jiayi Zhang +4
Activation steering offers a promising approach to controlling the behavior of Large Language Models by directly manipulating their internal activations. However, most existing met…
cs.AI2025
Mechanistic Unveiling of Transformer Circuits: Self-Influence as a Key to Model Reasoning
Lin Zhang, Lijie Hu, Di Wang
Transformer-based language models have achieved significant success; however, their internal mechanisms remain largely opaque due to the complexity of non-linear interactions and h…