三维激光倒置扫描关键技术研究  

Research on the Key Technology of 3D Laser Inverted Scanning

作　　者：张志鹏 邵学君 庞庆 ZHANG Zhipeng;SHAO Xuejun;PANG Qing(China Academy of Railway Sciences Corporation Limited,Beijing 100081,China)

机构地区：[1]中国铁道科学研究院集团有限公司,北京100081

出　　处：《红外技术》2021年第8期752-756,共5页Infrared Technology

基　　金：中国铁路总公司科技研究开发计划重点项目(2016D001-C)。

摘　　要：对比常规三维激光正置扫描技术,研究了三维激光倒置扫描关键技术。研究倒置扫描入射角技术,确定了硬件三脚架倒置安装条件,满足合理的扫描入射角,达到点云的较好采集效果。在软件方面研究了高效自动去除噪点技术,实现倒置扫描噪点的自动高效去除。通过试验比较,采用三维激光倒置扫描关键技术,能够较好实现倒置扫描且扫描效果较好,降低了现场工作强度,提高了工作效率,拓展了三维激光扫描技术应用领域,为采用倒置扫描技术、自动高效噪点处理技术等方面提供参考,同时,也为红外技术在图像融合、影像信息识别、图像降噪等方面提供借鉴。The key technologies of 3D laser inverted scanning are mainly studied through the introduction of conventional 3D laser positive scanning technology.The inverted scanning incident angle technology was researched,and the hardware tripod inverted installation conditions were determined to attain a reasonable scanning incident angle and achieve a good acquisition effect of point clouds.On the software side,the technology of efficient and automatic noise removal was examined to realize the automatic and efficient removal of noise in inverted scanning.Through experimental comparison,the key technology of 3D laser inversion scanning can be used to achieve better inversion scanning and scanning results.Moreover,it can be used to reduce the intensity of work,improve work efficiency,and expand the application field of 3D laser scanning.The application fields of 3D laser scanning technology have expanded,and can be used as a reference in the application of inverted scanning technology,automatic and high-efficiency noise processing technology,and so on.Furthermore,this method provides a reference for infrared technology in image fusion,image information recognition,image noise reduction,and so on.

关 键 词：三维激光 倒置扫描 点云 噪点 红外技术 

分 类 号：TP391[自动化与计算机技术—计算机应用技术]