ICS93.080.01 CCSP11 团 体 标 准 T/JSJTQX37—2023 公路路基路面施工智能测量技术规程 激光点云测量 Technicalspecificationforintelligentmeasurementofhighwaysubgradeand pavementconstruction——Laserpointcloudmeasurement 2023-05-20发布 2023-06-01实施 江苏省交通企业协会 发布 全国团体标准信息平台 全国团体标准信息平台 T/JSJTQX37－2023 I目  次 前  言........................................................................................................................................................II 1范围..........................................................................................................................................................1 2规范性引用文件......................................................................................................................................1 3术语和定义..............................................................................................................................................1 4符号和缩略语..........................................................................................................................................2 5基本要求..................................................................................................................................................3 6仪器及软件..............................................................................................................................................3 6.1仪器...............................................................................................................................................3 6.2软件...............................................................................................................................................4 7施工测量..................................................................................................................................................4 7.1测量流程.......................................................................................................................................4 7.2测量准备.......................................................................................................................................4 7.3点云数据采集...............................................................................................................................4 7.4点云数据预处理...........................................................................................................................7 7.5点云数据深化处理.......................................................................................................................8 7.6点云数据优化建模.....................................................................................................................10 7.7路基路面点云数据的提取.........................................................................................................10 7.8成果输出.....................................................................................................................................11 8点云质量评价与改进..............................................................................................................................12 附录A（资料性）滤波算法...........................................................................................................14 附录B（资料性）基于高程阈值的非地面点过滤方法...............................................................16 附录C（资料性）基于坡度的滤波方法.......................................................................................18 C.1算法流程图.................................................................................................................................18 C.2数据组织与预处理....................................................................................................................18 C.3地形判断与多尺度滤波............................................................................................................19 C.4优化处理与数据输出..............................................................................................................20 附录D（资料性）Bezier曲线道路边界拟合方法.......................................................................21 参 考 文 献...............................................