HierEdit: Region-Aware Hierarchical Diffusion
for Efficient High-Resolution Editing

Yuyao Zhang · Alexander Huang-Menders · Yu-Wing Tai

CVPR 2026

Code Project Page

HierEdit method overview — HierEdit edits a low-resolution proxy to localize the modified region, then refines only that region at the original high resolution with a Local-Window MMDiT — enabling high-fidelity editing up to 4K without dense full-canvas attention.

Code and pretrained checkpoints: github.com/PeterYYZhang/HierEdit