基于改进两步移动搜索法的上海市黄浦区公园绿地空间可达性分析
任家怿, 王云

Spatial accessibility of park green space in Huangpu District of Shanghai based on modified two-step floating catchment area method
REN Jiayi, WANG Yun
图3 基于网格的点聚合效果
Fig.3 Grid-based point aggregation effect