高精度DSM/DEM

以资源三号卫星2.1米和3.5米空间分辨率立体影像为数据源，基于智能立体模型构建与点云密集匹配，利用网络分布式与多核并行计算技术，三维点云融合与地形提取技术，辅以智能化的人机交互编辑等手段，快速处理和制作5m×5m、10m×10m、15m×15m空间分辨率的数字地表模型(DSM)和数字高程模型(DEM)。Taking the stereo images of ZY-3 Satellite with spatial resolutions of 2.1 m and 3.5 m as the data source, this dataset realizes rapid processing and production of Digital Surface Model (DSM) and Digital Elevation Model (DEM) with spatial resolutions of 5 m × 5 m, 10 m × 10 m, and 15 m × 15 m through intelligent stereo model construction, dense point cloud matching, network distributed and multi-core parallel computing technologies, 3D point cloud fusion and terrain extraction technologies, as well as intelligent human-computer interaction editing and other auxiliary means.

搜集汇总

背景与挑战

背景概述

该数据集基于资源三号卫星的2.1米和3.5米立体影像，采用智能立体模型构建、点云密集匹配和并行计算等先进技术，快速生成5米至15米空间分辨率的数字地表模型(DSM)和数字高程模型(DEM)。其特点在于结合自动化处理与人机交互编辑，高效产出高精度地形数据，适用于地理信息分析和环境监测等领域。