建筑环境对出租车行程需求的影响,基于最佳空间分析单元
Yaxin Duan1, Changwei Yuan1,2, Xinhua Mao1,2
1College of Transportation Engineering, Chang'an University, Xi'an, China.
PloS one
|October 3, 2023
概括
这项研究揭示了建筑环境如何影响出租车需求,考虑到可修改面积单位问题 (MAUP) 和5D维度. 为了更好的城市规划,确定了最佳的空间单位和影响出租车旅行的关键因素.
科学领域:
- 城市规划与交通科学 城市规划与交通科学
- 地理信息系统 (GIS) 和空间分析
- 环境科学与公共政策
背景情况:
- 有限的研究解决了可修改面积单位问题 (MAUP) 和建筑环境对出租车需求的影响的5D维度 (密度,多样性,设计,目的地可访问性,交通距离).
- 出租车需求与建筑环境变量之间的复杂,非线性关系需要进一步研究.
研究的目的:
- 构建一个全面的5D建筑环境索引系统.
- 分析MAUP对出租车需求模型的影响,并确定最佳的空间分析单元.
- 揭示建筑环境层面对出租车旅行需求的全球和本地影响.
主要方法:
- 开发一个5D建筑环境索引系统.
- 应用基于最佳参数的地理探测器 (OPGD) 模型来评估MAUP效应并选择最佳空间单位 (正规六边形网格).
- 利用OPGD和多尺度地理加权回归 (MGWR) 模型来分析建筑环境变量和出租车需求之间的全球和本地关系.
主要成果:
- 大多数建筑环境变量对MAUP敏感.
- 正规的六边形网格 (900米边长) 在空间分析中优于方形网格.
- 全球出租车需求的主要驱动因素包括距离市中心的距离,商业/住宅 POI 密度,交通 POI 密度和人口密度.
- 考虑到空间异质性和规模差异的MGWR模型优于GWR,证明了建筑环境变量的空间变化影响.
结论:
- 确定了最佳空间分析单元,为出租车需求预测和调度提供了基础.
- 研究结果为城市规划人员和交通管理人员提供了宝贵的见解,以优化建筑环境,促进出租车行业的增长和改善城市交通系统.
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