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InSAR/GPS集成技术在常州—无锡地面沉降监测中的应用研究 被引量:12

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摘要 精确监测地表形变是地面沉降防控工作中的重要内容,也是多年来该研究领域面临的难题。GPS和InSAR是近年来迅速发展起来的两种空间大地测量监测手段,在区域地表形变监测方面都显示出了各自的优势及良好的应用前景。文中根据二者技术特点,分析了InSAR/GPS集成技术监测地面沉降的方案可行性,并以常州—无锡地区为例开展了同步观测试验,利用GPS数据来建立大气改正模型,从而削弱InSAR干涉图像中大气影响,提高了InSAR形变量监测精度。
出处 《自然科学进展》 北大核心 2009年第11期1267-1271,共5页
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