改进坡度的LiDAR点云形态学滤波算法.PDF
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32 5 Vol.32No.5
2012 10 Oct.,2012
JOURNALOFGEODESYANDGEODYNAMICS
:16715942(2012)05012805
LiDAR
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:P207 :A
SLOPEIMPROVEDMORPHOLOGICALFILTERING
ALGORITHMFORLIDARPOINTCLOUDS
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LiFeng ,CuiXimin ,YuanDebao ,WangGuo andZhangLing
1)StateKeyLaboratoryofCoalResourcesandSafeMining,CUMTB,Beijing 100083
( 2)CollegeofGeoscienceandSurveyingEngineering,CUMTB,Beijing 100083 )
Abstract Inordertosolvetheproblemsonovermuchpredefineparameterspriortoperformingclassicalmor
phologicalfilter,thispaperproposesanimprovedslopemorphologicalfilteralgorithm.Firstly,anaverageapproxi
mateslopeofthewholedatasetsisautomaticallycalculated,andthentheheightdifferencethresh
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