Skeletonization turns a thick shape into a thin line representation.
骨架化会把较粗的形状转换为细线条的表示。
After segmentation, the pipeline applies skeletonization to preserve connectivity while reducing strokes to their centerlines for feature extraction.
分割之后,该流程会进行骨架化:在保留连通性的同时把笔画收缩到中心线,以便提取特征。