基于个体移动轨迹的多中心城市引力模型验证
丁亮, 钮心毅, 宋小冬

Validating gravity model in multi-centre city: A study based on individual mobile trajectory
DING Liang, NIU Xinyi, SONG Xiaodong
图7 2015年上海中心城区就业中心识别
Fig. 7 Identification of employment centres in Shanghai central city in 2015