2 papers
cs.CV2026
Flash-GRPO: Efficient Alignment for Video Diffusion via One-Step Policy Optimization
Xiaoxuan He, Siming Fu, Zeyue Xue +9
Group Relative Policy Optimization has emerged as essential for aligning video diffusion models with human preferences, but faces a critical computational bottleneck: training a 14…
cs.RO2026
Drive My Way: Preference Alignment of Vision-Language-Action Model for Personalized Driving
Zehao Wang, Huaide Jiang, Shuaiwu Dong +3
Human driving behavior is inherently personal, which is shaped by long-term habits and influenced by short-term intentions. Individuals differ in how they accelerate, brake, merge,…