拓扑分数选择度等价于角度选择度，即最小角度变化的路径穿越每个空间的概率。
拓扑分数选择度
Sources
Dalton, N. (2001), Fractional Configurational Analysis and A Solution to the Manhattan Problem. In: Proceedings of 3rd International Space Syntax Symposium Atlant 2001, 26.01-26.13. pp.26.8