基于三维激光扫描仪的地形变化监测

Measurement of topography deformation based on 3D laser scanner

提出了应用三维激光扫描仪监测地形变化的方法。介绍了仪器原理、结构、用途和观测方案。用球形标志法和DEM求差法提取地形变化信息。实验表明,该方法具有很高的精度和分辨率,可以应用在灾害评估、矿产量估计和工程量计算等方面。

It presents a deformation monitoring method based on 3D laser scanner.It introduces the principle,structure and usage of 3D laser scanner.Topography deformation information was extracted by spherical signs and DEM difference algorithm through analysis and experimentations.The methods could be applied in damage estimation,disaster prevention,coal output and budgetary estimates,etc.