collaborators

5 papers

cs.AI2026

ComMem: Complementary Memory Systems for Test-Time Adaptation of Vision-Language Models

Guanglong Sun, Shuang Cui, Bo Lei +6

Test-time adaptation (TTA) of vision-language models (VLMs) is essential for their robust deployment in dynamic, real-world environments. However, existing TTA methods often adapt…

cs.LG2026

Safety Alignment as Continual Learning: Mitigating the Alignment Tax via Orthogonal Gradient Projection

Guanglong Sun, Siyuan Zhang, Liyuan Wang +3

Safety post-training can improve the harmfulness and policy compliance of Large Language Models (LLMs), but it may also reduce general utility, a phenomenon often described as the…

cs.AI2026

MePo: Meta Post-Refinement for Rehearsal-Free General Continual Learning

Guanglong Sun, Hongwei Yan, Liyuan Wang +5

To cope with uncertain changes of the external world, intelligent systems must continually learn from complex, evolving environments and respond in real time. This ability, collect…

cs.LG2025

Versatile Cardiovascular Signal Generation with a Unified Diffusion Transformer

Zehua Chen, Yuyang Miao, Liyuan Wang +3

Cardiovascular signals such as photoplethysmography (PPG), electrocardiography (ECG), and blood pressure (BP) are inherently correlated and complementary, together reflecting the h…

cs.LG2025

HiDe-PET: Continual Learning via Hierarchical Decomposition of Parameter-Efficient Tuning

Liyuan Wang, Jingyi Xie, Xingxing Zhang +2

The deployment of pre-trained models (PTMs) has greatly advanced the field of continual learning (CL), enabling positive knowledge transfer and resilience to catastrophic forgettin…