Dijia Zhan

SEAM: Smooth Execution of Action-Chunked Motion for Vision-Language-Action Policies

Dijia Zhan, Xuemiao Xu, Jinyi Li, Jie Tang

Vision-Language-Action (VLA) policies that execute fixed-length action chunks can exhibit multimodal bifurcation: a cross-chunk inconsistency in which adjacent chunks generated from independent Gaussian latents can converge to incompatible trajectory modes, producing abrupt disco…Read more