第５２卷第６期测绘学报Vol．５２,No．６２０２３年６月ActaGeodaeticaetCartographicaSinicaJune,２０２３引文格式:季宏超,董箭,李树军,等．顾及形态差异的TINＧDDM地形复杂度度量方法[J]．测绘学报,２０２３,５２(６):１０１０Ｇ１０２１．DOI:１０．１１９４７/j．AGCS．２０２３．２０２２００７４．JIHongchao,DONGJian,LIShujun,etal．TINＧDDMterraincomplexitymeasurementmethodconsideringtopographicformsdifferences[J]．ActaGeodaeticaetCartographicaSinica,２０２３,５２(６):１０１０Ｇ１０２１．DOI:１０．１１９４７/j．AGCS．２０２３．２０２２００７４．顾及形态差异的TINＧDDM地形复杂度度量方法季宏超１,２,董箭１,李树军１,张志强１,唐露露１１．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３００４５０TINＧDDMterraincomplexitymeasurementmethodconsideringtopographicformsdifferencesJIHongchao１,２,DONGJian１,LIShujun１,ZHANGZhiqiang１,TANGLulu１１．DepartmentofMilitaryOceanographyandHydrography&Cartography,DalianNavalAcademy,Dalian１１６０１８,China;２．ChartInformationCenter,Tianjin３００４５０,ChinaAbstract:Terraincomplexityisacomprehensiveparameterintheresearchfieldofseabedtopographicforms,andreasonableconstructionofTCIcalculationmodelisoneoftheimportantlinkstomeasurethechangesofDDMsurfacetopography．Atpresent,theTCIcalculationmodelsestablishedbytheTINＧDDMterraincomplexitymeasurementmethodcannotwellreflectthedifferenceinthetopographicalchangecharacteristicsbetweendifferentterrainunitswheretheyarelocatedbycomparingtheTCIvaluesofthesamplingpoints,andaimingatthisproblem,thispaperproposesaTINＧDDMterraincomplexitymeasurementmethodfullyconsideringtopographicformsdifferences．Onthebasisofanalyzingtheprincipleofrollingballtransformation,thismethodclarifiesthecorrelationbetweenthedepthchangeofthesamplingpointanditsTCIintheprocessofTINＧDDMrollingballtransformation,analyzestheselectionprincipleoftheoptimalrollingballradius,constructsthesamplingpointTCIcalculationmodelandoptimizedit．Finally,aneffectivemeasureoftheterraincomplexityofTINＧDDMisrealizedbymeansofTCIinterpola...
