基于光学图像和机载激光雷达的建筑物变化立体检测

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1、哈尔滨工业大学工程硕士学位论文change,obtainthechangepointcloudandextractthethree-dimensionalfeaturessuchasthevolume,center,moments.Itprovesthatthechangedetectionbasedonreconstructiondatacanfindthesidechangeofbuildingwithahigheraccuracyandachievethechangedetectionofbuildingsinthet

2、hree-dimensionalspace.The3Dfeaturesextractionbasedon3Dpointclouddata,especiallythevluomearealmostConsistentwiththemeasureddata,whichprovestheaccuracyofthealgorithmperformance.Inaword,thispaperstartsresearchwithopticalimage，DSMdataandfinereconstructiondataobtainedfr

3、omLIDARpointcloudandtheinformationusedtodetectchangesisthegray,theelevationandthenthree-dimensionalcoordinatedistance，whichmakethechangedetectionofbuildinginthethree-dimensionalstructuresmoreaccurate.Keywords:building,changedetection,high-resolutionimage,digitalsur

4、facemodel,reconstructiondata-III-万方数据哈尔滨工业大学工程硕士学位论文目录摘要.............................................................................................................................IAbstract...........................................................................

5、................................................II第1章绪论..................................................................................................................11.1课题研究的背景和意义..................................................................................

6、....11.2国内外研究现状..................................................................................................21.2.1基于高分辨率图像的建筑物变化检测研究现状..............................21.2.2基于机载激光雷达数据的变化检测研究现状..................................41.3本文主要研究内容.........................

7、.....................................................................6第2章基于高分辨率遥感图像的建筑物变化检测......................................................82.1引言..................................................................................................................

8、....82.2高分辨率遥感图像特点......................................................................................82.3基于互相关系数的建筑物变化检测技术....................