基于夜间灯光和微博签到数据的郑州市城市空间结构识别
魏石梅,潘竟虎
Identification of Urban Spatial Structure in Zhengzhou City based on Nighttime Light and Microblog Check-in Data
Shimei Wei,Jinghu Pan
图8
城市中心等级图
Fig.8
The grade of urban center