第52卷第1期测绘学报Vol.52,No.12023年1月ActaGeodaeticaetCartographicaSinicaJanuary,2023引文格式:季宏超,董箭,李树军,等.兼顾地形形态与特征的非航海TIN-DDM自动综合算法[J].测绘学报,2023,52(1):129-141.DOI:10.11947/j.AGCS.2023.20210367.JIHongchao,DONGJian,LIShujun,etal.Non-navigationalTIN-DDMautomaticgeneralizationalgorithmconsideringtopographicformsandterrainfeatures[J].ActaGeodaeticaetCartographicaSinica,2023,52(1):129-141.DOI:10.11947/j.AGCS.2023.20210367.兼顾地形形态与特征的非航海TIN-DDM自动综合算法季宏超1,2,董箭1,李树军1,张志强1,魏源1,31.海军大连舰艇学院军事海洋与测绘系,辽宁大连116018;2.海图信息中心,天津300450;3.91937部队,浙江舟山316002Non-navigationalTIN-DDMautomaticgeneralizationalgorithmconsideringtopographicformsandterrainfeaturesJIHongchao1,2,DONGJian1,LIShujun1,ZHANGZhiqiang1,WEIYuan1,31.DepartmentofMilitaryOceanographyandHydrography&Cartography,DalianNavalAcademy,Dalian116018,China;2.ChartInformationCenter,Tianjin300450,China;3.Troops92403,Zhoushan316002,ChinaAbstract:Aimingattheproblemsofthecurrentnon-navigationalTIN-DDMautomaticgeneralizationalgorithmcannotfullytakeintoaccounttheaccuracyofseabedtopographicformsrecognitionandtheadequacyofseabedterrainfeaturesmaintenance,basedontheanalysisoftheconceptofTIN-DDMrollingballtransformation,thispaperintroducestheconceptoftopographicformsrecognitionrangeintothecorrelationmodelofTIN-DDMpointtopographictypeandrollingballradius,andthroughthemicro(macro)scaleofTIN-DDMpointtopographyquantitativeidentificationandevaluation,andanon-navigationalTIN-DDMautomaticgeneralizationalgorithmconsideringtopographicformsandfeaturesisproposed.First,applythelocalDelaunayinfluencedomaintotherangeconstraintsofTIN-DDMpointtopographicformsrecognition,andestablishanassociationmodeloftopographicformsandrollingballradiusformicro-topography;Then,thesamplingpointsareclassifiedintothetypeoftopographyonamacroscalebyanalyzingthenumericalchangelawofthecriticalrollingballradius,andthecorrelationmodelbetweenthetopographicformsandthecriticalrollingball...
