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12 上海中心城区距离衰减系数分布
Fig. 12 Distribution of the distance exponent in Shanghai central city