Keywords Primitive region adjacency graph, Self-organizationally recognizing,,,,, Scanned engineering drawings, Run-length adjacency graph, Vector adjacency,,,, graph, Entity adjacency graph, F

• 单义域邻接图;自组织识别;扫描工程图样;游程邻接图;矢量邻接图;工程图元邻接图;模糊分类;遗传算法;