自然资源学报
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JOURNAL OF NATURAL RESOURCES  2018, Vol. 33 Issue (5): 788-800    DOI: 10.11849/zrzyxb.20170945
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Identification of Polycentric Urban Structure of Central Chongqing Using Points of Interest Big Data
DUAN Ya-ming1, LIU Yong2, LIU Xiu-hua1, WANG Hong-lei1
1. College of Resources and Environment & Field Base in Fuling, Chongqing, Land Use of Three Georges Reservoir Area, Southwest University, Chongqing 400715, China;
2. School of Construction Management and Real Estate, Chongqing University, Chongqing 400045, China

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