Xinyao Liao

Xinyao Liao

they/them

PhD student at NUS CVML · visual generative models, reinforcement learning, and adaptive learning systems.

VPG: Visual Prefix Guidance for Autoregressive Image and Video Generation

Published in arXiv, 2026

Visual Prefix Guidance is a training-free inference-time method for visual autoregressive generation that contrasts predictions from generated and corrupted prefixes to reduce prefix drift and exposure bias.