实验结果

使用巴氏距离度量直方图相似度

(0: 完全不相似 -> 1: 相同)

数据集	柱宽	随机	蓝噪声	Z-order	本文	本文 (优化)
health	0.2	0.975788	0.912020	0.964088	0.991073	0.980588
health	0.1	0.974824	0.905157	0.942052	0.980983	0.962884
health	0.05	0.968519	0.893914	0.934584	0.968152	0.942199
health	0.02	0.957192	0.877540	0.885217	0.956820	0.935782
poverty	0.2	0.995069	0.893743	0.974200	0.984274	0.983604
poverty	0.1	0.994601	0.854407	0.972555	0.975317	0.978051
poverty	0.05	0.990967	0.847082	0.967731	0.968361	0.968622
poverty	0.02	0.978834	0.823458	0.951374	0.954732	0.956123
working	0.2	0.989881	-	0.986182	0.988121	-
working	0.1	0.988674	-	0.979924	0.985801	-
working	0.05	0.978641	-	0.975917	0.976579	-
working	0.02	0.959358	-	0.950153	0.954765	-