搜索结果: 1-7 共查到“测绘科学技术其他学科 LIDAR”相关记录7条 . 查询时间(0.076 秒)
THE ACCURACY ANALYSIS OF LIDAR-DERIVED ELEVATION DATA FOR THE GEOMETRIC DESCRIPTION OF CROSS-SECTIONS OF A RIVERBED
DEM/DTM LIDAR Floods Hydrology Hazards
2014/4/24
The work stems from a joint study between the Laboratory ASTRO (Department of Civil and Industrial Engineering - University of
Pisa), the municipality of Pisa and the province of Arezzo on the advan...
DEVELOPING A 3D WAVEFORM LIDAR SIMULATOR FOR FOREST
Simulation 3D full polygons Echo signal TEM00 Visualization
2014/4/30
Waveform LiDAR systems is widely used in several fields such as terrain survey, disaster monitoring and forest monitoring. Especially, in forest research, using an echo signal is expected for understa...
ATMOSPHERIC LIDAR NOISE REDUCTION BASED ON ENSEMBLE EMPIRICAL MODE DECOMPOSITION
LIDAR Analysis Algorithms Atmosphere Detection
2014/4/29
As an active remote sensing instrument, lidar provides a high spatial resolution vertical profile of aerosol optical properties. But the effective range and data reliability are often limited by vario...
本文提出了一种全自动的LIDAR系统误差检校方法。针对传统检校方法大多依赖手工提取几何特征,自动化程度低且对于实际数据的适应性差等不足,尝试建立一种基于特征点对应的新型检校方法,以发挥点特征数量丰富易于提取的优势,提高检校算法的自动性和实用性。首先提出了虚拟连接点模型,解决离散点云间的同名点对应问题;其次利用LIDAR数据的强度信息,设计了同名点自动提取流程;最后采用真实数据,并与基于共面约束的检...
机载LiDAR数据滤波方法评述
机载LiDAR 滤波 综述
2010/1/11
DEM提取是机载LiDAR数据处理的基础问题,本文总结国内外LiDAR滤波方面的研究进展,定量分析了算法的性能,着重分析形态学方法和基于内插的方法并指出两种算法的互补性,并总结展望,为后续相关研究提供参考。
LIDAR技术在海岛礁、滩涂测绘中的应用
LIDAR 数字高程模型 数字正射影像
2009/8/10
LIDAR集激光测距技术、计算机技术、IMU/DGPS技术于一体,是一种崭新的革命性的测量工具,在三维空间信息的实时获取方面产生了重大突破.LIDAR具有自动化程度高、受天气影响小、数据生产周期短、测量精度高等特点,有传统摄影测量和地面常规测量技术无法取代的优越性,为获取高时空分辨率地球空间信息提供了一种全新的技术手段.本文将分析LDAR的技术系统,并以江苏沿海滩涂为例研究LIDAR技术在海岛...