广州市空间地理信息与物联网促进会 发布 ICS 07.040 A 75 物联位置网应用 倾斜摄影数据技术规范 Application of LBIoT Technical specification for oblique photography data 广州市空间地理信息与物联网促进会团体标准 T/KJDL 015-2021 2021 -12-01发布 2022 -01-01实施 全国团体标准信息平台 T/KJDL 015-2021 I 目 次 前 言 ................................ ................................ ................................ ................................ ......... III 引 言 ................................ ................................ ................................ ................................ ........ IV 1. 范围 ................................ ................................ ................................ ................................ ............ 1 2. 规范性引用文件 ................................ ................................ ................................ ......................... 1 3. 术语与缩略语 ................................ ................................ ................................ ............................. 1 3.1 术语 ................................ ................................ ................................ ................................ ...... 1 3.2 缩略语 ................................ ................................ ................................ ................................ .. 4 4. 基本规定 ................................ ................................ ................................ ................................ ..... 4 4.1 空间参考系 ................................ ................................ ................................ ........................... 4 4.2 时间参考系 ................................ ................................ ................................ ........................... 4 4.3 地图投影 ................................ ................................ ................................ ............................... 4 4.4 数据格式 ................................ ................................ ................................ ............................... 4 5. 原始数据规格要求 ................................ ................................ ................................ ..................... 4 5.1 格式 ................................ ................................ ................................ ................................ ...... 4 5.2 像片重叠度 ................................ ................................ ................................ ........................... 4 5.3 影像质量 ................................ ................................ ................................ ............................... 5 5.4 其他要求 ................................ ................................ ................................ ............................... 5 6. 技术流程 ................................ ................................ ................................ ................................ ..... 5 6.1 技术设计 ................................ ................................ ................................ ............................... 5 6.2 倾斜摄影数据采集 ................................ ................................ ................................ ............... 5 6.3 建立工程 ................................ ................................ ................................ ............................... 6 6.4 空中三角测量 ................................ ................................ ................................ ....................... 6 6.5 自动匹配 DSM ................................ ................................ ................................ ........................ 6 6.6 构建TIN模型 ................................ ................................ ................................ ....................... 6 6.7 3D纹理映射 ................................ ................................ ................................ .......................... 6 6.8 模型检查 ................................ ................................ ...........................