Supply-Demand Analysis of Urban Emergency Shelters Based on Spatiotemporal Population Estimation
Supply–Demand Analysis of Urban Emergency Shelters Based on Spatiotemporal Population Estimation作者机构：School of Environmental and Geographical SciencesShanghai Normal UniversityShanghai 200234China CSIRO Land and WaterCanberra 2601Australia
出 版 物：《International Journal of Disaster Risk Science》 (国际灾害风险科学学报（英文版）)
年 卷 期：2020年第11卷第4期
页 面：519-537页
核心收录：
学科分类：083002[工学-环境工程] 0830[工学-环境科学与工程（可授工学、理学、农学学位）] 081405[工学-防灾减灾工程及防护工程] 08[工学] 0837[工学-安全科学与工程] 0814[工学-土木工程]
基 金：funded by the National Natural Science Foundation of China(Grant Nos.41201548 and 5161101688) National Social Science Foundation of China(Grant No.18ZDA105)
主 题：Big data China population estimation Probability density estimation Supply-demand analysis Urban emergency shelters
摘 要：Supply–demand analysis is an important part of the planning of urban emergency *** Pudong New Area,Shanghai,China as an example,this study estimated daytime and nighttime population of the study area based on fine-scale land use data,census data,statistical yearbook information,and Tencent user-density big *** exponential function-based,probability density estimation method was used to analyze the spatial supply of and demand for shelters under an earthquake *** results show that even if all potential available shelters are considered,they still cannot satisfy the demand of the existing population for evacuation and sheltering,especially in the northern region of Pudong,under both the daytime and the nighttime *** proposed method can reveal the spatiotemporal imbalance between shelter supply and *** also conducted a preliminary location selection analysis of shelters based on the supply–demand analysis *** location selection results demonstrate the advantage of the proposed *** can be applied to identify the areas where the supply of shelters is seriously inadequate,and provide effective decision support for the planning of urban emergency shelters.
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