关键词:
street view imagery
urban pavements
healthy cities
urban vitality
running-friendly cities
running intensity
摘要:
Urban environments offer a wealth of opportunities for residents to respite from their hectic *** running or jogging becomes increasingly popular of an *** of urban environments on outdoor running,despite some initial studies,remain *** study aims to establish an analytical framework that can holistically assess the urban environment on the healthy vitality of *** proposed framework is applied to two modern Chinese cities,i.e.,Guangzhou and *** construct three interpretable random forest models to explore the non-linear relationship between environmental variables and running intensity(RI)through analyzing the runners'trajectories and integrating with multi-source urban big data(e.g.,street view imagery,remote sensing,and socio-economic data)across the built,natural,and social dimensions,The findings uncover that road density has the greatest impact on RI,and social variables(e.g.,population density and housing price)and natural variables(e.g.,slope and humidity)all make notable impact on outdoor *** these findings,the impact of environmental variables likely change across different regions due to disparate regional construction and micro-environments,and those specific impacts as well as optimal thresholds also ***,construction of healthy cities should take the whole urban environment into account and adapt to local *** study provides a comprehensive evaluation on the influencing variables of healthy vitality and guides sustainable urban planning for creating running-friendly cities.