基于PSI技术的芜湖市地面沉降时空特征分析
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黄静,王芳,张运
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Analysis of Temporal and Spatial Characteristics of Ground Subsidence in Wuhu City based on PSI Technology
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Jing Huang,Fang Wang,Yun Zhang
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表1 20景Sentinel-1A影像数据集
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Table 1 Parameters of 20 Sentinel-1A Images
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| 序号 | 成像 日期 | 时间 基线/d | 垂直基线 /m | 多普勒中心 频率/Hz |
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| 1 | 20160114 | -552 | 20.702 | -5.698 | | 2 | 20161227 | -204 | 7.535 | -7.799 | | 3 | 20170108 | -192 | 30.837 | -8.35 | | 4 | 20170201 | -168 | -28.819 | -5.611 | | 5 | 20170225 | -144 | 35.696 | -10.199 | | 6 | 20170309 | -132 | 42.249 | -10.57 | | 7 | 20170321 | -120 | -14.654 | -6.355 | | 8 | 20170414 | -96 | -68.467 | 3.933 | | 9 | 20170520 | -60 | -69.21 | 8.743 | | 10 | 20170613 | -36 | -8.88 | 1.911 | | 11 | 20170625 | -24 | 10.479 | 2.652 | | 12 | 20170719 | 0 | 0 | 0 | | 13 | 20170731 | 12 | -63.359 | 3.981 | | 14 | 20170812 | 24 | -49.051 | 2.781 | | 15 | 20170917 | 60 | -39.465 | 6.732 | | 16 | 20171011 | 84 | -86.4 | 9.868 | | 17 | 20171023 | 96 | -27.559 | 0.69 | | 18 | 20171104 | 108 | 51.545 | 3.936 | | 19 | 20171116 | 120 | 38.257 | 4.44 | | 20 | 20171128 | 132 | -28.901 | -0.645 | | 21 | 20171210 | 144 | 21.817 | -15.496 | | 22 | 20171222 | 156 | 100.058 | -5.829 |
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