Nnpj Heritage Science4/17/2026PBDWNet: a multi-scale porcelain surface bubble segmentation network based on frequency-domain fusion and deformable feature awarenessJinwen Xing·Qi Zhang·Yangyang Liu·Guohua Geng·Pengbo Zhou·Jingfan Xu·Ruichao ZhangRead at npj Heritage ScienceTagsAdvanced Neural Network ApplicationsComputer Vision and Pattern Recognition