| 基于车载三维测量系统的立交桥三维信息获取研究 |
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| 引用本文： | 吴俣,康永伟,杨勇. 基于车载三维测量系统的立交桥三维信息获取研究[J]. 首都师范大学学报(自然科学版), 2009, 30(5): 63-67 |
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| 作者姓名： | 吴俣 康永伟 杨勇 |
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| 作者单位： | 首都师范大学三维信息获取与应用教育部重点实验室,北京,100048;首都师范大学三维信息获取与应用教育部重点实验室,北京,100048;首都师范大学三维信息获取与应用教育部重点实验室,北京,100048 |
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| 摘 要： | 利用激光扫描仪与导航POS组成的车载三维测量系统对立交桥的各层路面进行移动平推式扫描,获取立交桥的三维信息.将导航POS获取的系统位置与姿态信息和激光测距仪获取的扫描距离与角度信息进行时间匹配,通过解算得到大地坐标下的三维激光点云坐标.同时,可以利用定点的三维旋转式激光扫描,获取立交桥的横断面信息及交错处的内部细节.在实际应用中,针对立交桥这一特殊城市道路建筑进行测量,取得了一定的效果.
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| 关 键 词： | 立交桥 车载 三维测量 激光扫描 |
A Study for the Interchange Survey Based on the Vehicle-borne 3D Laser Scanning System |
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| Wu Yu,Kang Yongwei,Wang Yong. A Study for the Interchange Survey Based on the Vehicle-borne 3D Laser Scanning System[J]. Journal of Capital Normal University(Natural Science Edition), 2009, 30(5): 63-67 |
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| Authors: | Wu Yu Kang Yongwei Wang Yong |
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| Affiliation: | The Key Laboratory of 3D Information Acquisition and Application;Ministry of Education;Capital Normal University;Beijing 100048 |
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| Abstract: | This paper presents a vehicle-borne 3D laser scanning system with the laser sensor and POS,which is designed for 3D mobile scanning the whole roads of interchange.To attain the 3D laser points cloud on the Geodetic coordinate for combining the location and stance information from the POS with the range and angle information from the laser sensor on the homologous time.Furthermore,with the 3D rotate laser scanning on the certain location,the transect information and the detail of the interchange can be obtai... |
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| Keywords: | interchange vehicle-borne 3D scanning laser scanning. |
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