On the cartography generalization, the attribute, structural and shape of the cartography object would be changed with variation of the scale size, thereby, it results in the decrease of information as called fractal attenuation.

• 摘要分形衰减是指在地图综合中，地图目标随着比例尺的变化其结构形态随之发生改变，其自相似程度是递减变化的，反应到分维数的变化上，称之为分形衰减。