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Sea Floor Classification with Satellite Data and Airborne Lidar Bathymetry

机译:利用卫星数据和机载激光雷达测深法进行海床分类

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While land maps of vegetation cover and substrate types exist, similar underwater maps are rare or almost non-existing. We developed the use of airborne bathymetric lidar mapping and high resolution satellite data to a combined method for shallow sea floor classification. A classification accuracy of about 80% is possible for six classes of substrate and vegetation, when validated against field data taken from underwater video recordings. The method utilizes lidar data directly (topography, slopes) and as means for correction of image data for water depth and turbidity. In this paper we present results using WorldView-2 imagery and data from the HawkEye II lidar system in a Swedish archipelago area.
机译:尽管存在植被覆盖和基质类型的陆地地图,但类似的水下地图很少见或几乎不存在。我们将机载测深激光雷达测绘和高分辨率卫星数据的使用开发为一种用于浅海底分类的组合方法。如果根据从水下视频录像中获得的现场数据进行验证,六类基质和植被的分类精度大约为80%。该方法直接利用激光雷达数据(地形,坡度),并作为校正水深和浊度图像数据的手段。在本文中,我们使用WorldView-2影像和来自瑞典群岛地区HawkEye II激光雷达系统的数据展示了结果。

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