PSInSAR监测矿区地表沉降中永久散射体目标点选取方法研究的开题报告【摘要】随着矿业开采的不断发展，矿区地表沉降问题逐渐呈现出来。因此，对矿区地表沉降进行监测变得非常重要。近年来，PSInSAR技术作为一种高效、准确的地表沉降监测方法而备受关注。本文旨在研究矿区地表沉降中永久散射体目标点的选取方法，以提高地表沉降监测的精度。本文首先介绍了PSInSAR技术的基本原理，并简要描述了其在地表沉降监测中的应用。然后，针对矿区地表沉降监测中永久散射体目标点的选取问题进行了详细分析，并提出了一种基于灰色关联度的目标点选取方法。最后，对该方法进行了仿真实验验证，并对实验结果进行了分析和讨论。通过本文的研究，可以有效提高矿区地表沉降监测的精度和可靠性，为矿业开采和生态环境保护提供有力的技术支持。【关键词】PSInSAR技术；矿区；地表沉降；永久散射体目标点；灰色关联度【Abstrac】Withthecontinuousdevelopmentofmining,theproblemofsurfacesubsidenceinminingareashasgraduallyemerged.Therefore,itisessentialtomonitorsurfacesubsidenceinminingareas.Inrecentyears,PSInSARtechnologyhasattractedattentionasanefficientandaccuratemethodformonitoringsurfacesubsidence.Thispaperaimstostudytheselectionmethodofpermanentscatterersinsurfacesubsidencemonitoringinminingareastoimprovetheaccuracyofsurfacesubsidencemonitoring.Firstly,thebasicprincipleofPSInSARtechnologyisintroduced,anditsapplicationinsurfacesubsidencemonitoringisbrieflydescribed.Then,theproblemofselectingpermanentscatterersinsurfacesubsidencemonitoringinminingareasisanalyzedindetail,andamethodbasedongreycorrelationisproposed.Finally,themethodisvalidatedbysimulationexperiments,andtheexperimentalresultsareanalyzedanddiscussed.Throughtheresearchofthispaper,theaccuracyandreliabilityofsurfacesubsidencemonitoringinminingareascanbeeffectivelyimproved,providingpowerfultechnicalsupportforminingandecologicalenvironmentprotection.【Keywords】PSInSARtechnology;miningarea;surfacesubsidence;permanentscatterers;greycorrelation