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UAV Data Processing for Large Scale Topographical Mapping
Topographic mapping map accuracy UAV
2014/7/30
Large scale topographical mapping in the third world countries is really a prominent challenge in geospatial industries nowadays. On one side the demand is significantly increasing while on the other ...
Lidar-equipped uav for building information modelling
UAV Lidar GPS point clouds buildings BIM
2014/7/30
The trend to minimize electronic devices in the last decades accounts for Unmanned Airborne Vehicles (UAVs) as well as for sensor technologies and imaging devices, resulting in a strong revolution in ...
高分辨率UAV SAR的三维运动误差分离与补偿
多普勒调频率估计 包络校正 相位补偿
2016/7/14
在基于SAR回波的数据处理中，多普勒调频率具有很高的估计精度且对场景的依赖性很小，可以更广泛地用于自聚焦处理。基于多普勒调频率参数估计, 针对回波包络及相位分别提出了误差提取模型，并通过包络误差校正和相位误差补偿两个步骤实现了高精度的运动补偿处理。实测数据表明，本文方法可以在低精度导航信息情况下获取高分辨率雷达图像。
The Processing of Image Data Collected by Light UAV Systems for GIS Data Capture and Updating
UAVs, Photogrammetry Sensor Orientation DEM, orthoimage GIS
2014/4/22
The collection and updating of 3D data is the one of the important steps for GIS applications which require fast and efficient data collection methods. The photogrammetry has been used for many years ...
ADVANCES OF FLASH LIDAR DEVELOPMENT ONBOARD UAV
UAV LiDAR flash data acquisition 3D imagery
2014/4/28
A small cost-low civilian UAV (Unmanned Aerial Vehicle - UAV) platform usually requests that all carried components should be light in weight, small in volume, and efficient in energy. This paper pres...