基于夜间灯光影像数据的黄河流域中心城市建成区空间扩展及动力因子分析
史海金, 吴文恒, 李研, 刘金凤, 万赟

Study on spatial expansion and dynamic factors of built-up area of central cities in the Yellow River Basin based on night-time light data
Haijin Shi, Wenheng Wu, Yan Li, Jinfeng Liu, Yun Wan
表3 19922018年中心城市紧凑度
Table 3 The change of compactness index in central cities from 1992 to 2018
年份西宁兰州银川呼和浩特太原西安郑州济南
1992年0.610.440.510.550.450.560.770.58
2018年0.310.380.440.600.530.350.470.33
变化量-0.30-0.06-0.070.050.08-0.21-0.30-0.25