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为获取高精度、高空间分辨率的变形信息,解决变形监测信息的空间不连续问题.采用地基InSAR变形监测新技术,研究地基InSAR变形监测的关键技术,通过理论分析和对比实验证明其变形监测精度优于毫米.研究结果表明:地基InSAR变形监测不受天气及昼夜限制,且能获取大面积高精度时空连续变形信息.
In order to obtain the deformation information with high precision and high spatial resolution, and to solve the problem of spatial discontinuity of deformation monitoring information, the key technology of InSAR deformation monitoring is researched by using the new technology of deformation monitoring of foundation InSAR. The deformation monitoring is proved through theoretical analysis and comparative experiments The accuracy is better than that of millimeter.The results show that the deformation monitoring of foundation InSAR is not limited by the weather and the day and night, and can obtain large-area and high-precision space-time continuous deformation information.