| LiDAR点云数据的栅格化重心压缩方法 |
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| 引用本文： | 刘磊,张建霞,郑作亚.LiDAR点云数据的栅格化重心压缩方法[J].测绘科学,2011,36(1):90-91. |
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| 作者姓名： | 刘磊 张建霞 郑作亚 |
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| 作者单位： | 山东科技大学测绘学院;中国测绘科学研究院; |
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| 基金项目： | 国家高技术研究发展计划(863计划)重点项目(项目号2008AA121301) |
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| 摘 要： | 本文分析了国内外点云数据处理中数据压缩方法的研究现状.针对车载LiDAR点云数据量庞大、冗余信息多的问题,提出了栅格化重心压缩方法,介绍了该方法的原理和实现过程.通过实例分析,得出了压缩结果,建立了栅格化重心压缩的预测模型,可用于栅格化重心压缩效果的预测.
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| 关 键 词： | LIDAR 点云数据 数据压缩 栅格 |
Grid compression method in center of gravity for LiDAR cloud data |
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| LIU Lei,ZHANG Jian-xia,ZHENG Zuo-ya.Grid compression method in center of gravity for LiDAR cloud data[J].Science of Surveying and Mapping,2011,36(1):90-91. |
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| Authors: | LIU Lei ZHANG Jian-xia ZHENG Zuo-ya |
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| Institution: | ①②(①Geomatics College,Shandong University of Science and Technology,Qingdao 266510,China;②Chinese Academy of Surveying and Mapping,Beijing 100039,China) |
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| Abstract: | This paper analyzed the status of the methods of data compression in data processing of cloud data both at home and abroad,after that put forward the method of grid compression in center of gravity based on the large cloud points and redundant information,and then introduced the principle of the method and implementation process.It obtained the result of compression and built the predicted model of grid compression in center of gravity that can be used in predicting the effect of grid compression in center ... |
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| Keywords: | LiDAR cloud data data compression grid |
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