机载三维激光雷达系统误差分析及精度验证  

Airborne 3D LIDAR System Error Analysis and Positioning Accuracy Verification

作　　者：江振治[1,2] 王刃[3] 胡海彦[1,2] 陈虹[1,2] 

机构地区：[1]西安测绘研究所,陕西西安710054 [2]地理信息工程国家重点实验室,陕西西安710054 [3]信息工程大学导航与空天目标工程学院,河南郑州450052

出　　处：《测绘科学与工程》2015年第6期41-46,共6页Geomatics Science and Engineering

摘　　要：机载三维激光雷达精度验证是考核激光雷达性能非常重要的环节之一，是新型激光雷达走向实用不可或缺的步骤之一。本文针对某型新型激光雷达系统，在构建严格成像模型的基础上，对系统误差进行了详细分析，设计了一套具有一定推广价值的机载激光雷达飞行试验精度验证方案，并进行了实际飞行试验验证。结果表明：所构建模型合理，验证方案科学、可行，结果可靠，可为开展相关技术研究提供借鉴，具有较强的指导意义。Positioning accuracy verification is important for testing new LIDAR system performance, and also indispensable to the practical application of the system. In this paper, the system error of a new type of airborne LIDAR is analyzed in detail based on strict imaging model, a scheme with popularization value to test airborne LIDAR positioning accuracy has been designed, and a flight test has been conducted. The result shows that the model is reasonable, the scheme is scientific and feasible, and the test result is reliable. The research can provide a reference for the development of related technology.

关 键 词：机载激光雷达 成像模型 误差分析 精度验证 

分 类 号：P231[天文地球—摄影测量与遥感]