期刊文献+

基于城市环境LiDAR数据的滤波方法 被引量:2

A FILTERING METHOD FOR LiDAR DATA IN URBAN AREA
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摘要 设计了一种多次渐进滤波方法,通过反复选取地面点,不断更正误选点,最终得到较正确的地面点数据。试验表明,该方法能有效地克服地陷点带来的问题,得到了更加精确的数字地面模型。 A gradually multi-filtering method is put forward,through which the wrong selected points are removed again and again.The method is tested with a group of LiDAR data.Experimental results indicate that this method can gain more accurate DTM.
出处 《测绘信息与工程》 2010年第3期13-14,共2页 Journal of Geomatics
基金 国家"863计划"资助项目(2006AA12Z154) 江西省数字国土重点实验室开放研究基金资助项目(DLLJ200901) 矿山空间信息技术国家测绘局重点实验室开放研究基金资助项目(KLM200904)
关键词 机载激光雷达 LIDAR 滤波 数字地面模型 LiDAR filtering DTM
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参考文献7

  • 1Vosselman G. Slope Based Filtering of Laser Altimetry Data[J]. International Archives of Photogrammetry and Remote Sensing, Amsterdam, 2000,33(B3) : 926-935.
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二级参考文献26

  • 1张小红,刘经南.机载激光扫描测高数据滤波[J].测绘科学,2004,29(6):50-53. 被引量:102
  • 2蒋晶珏,张祖勋,明英.复杂城市环境的机载Lidar点云滤波[J].武汉大学学报(信息科学版),2007,32(5):402-405. 被引量:38
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