Edge detection plays an important role in lidar image procession. Its capability has direct influence on precision and performance of lidar imaging system.
边缘检测是激光雷达图像处理的重要组成部分，其性能直接影响整个雷达系统的精度和性能。
2
The paper studys the problem of point cloud data precision after detailed analyzing the principle of airborne LiDAR and the characteristics of point cloud data.
本文在详细分析机载激光雷达工作原理及其点云数据特点的基础上，探讨研究点云数据的精度问题。
3
The time intervals between laser main pulse and the corresponding multiple echoes were needed to measure in photon counting imaging lidar, and the system had to have high precision.