搜索结果: 1-5 共查到“光信息技术 Lidar”相关记录5条 . 查询时间(0.087 秒)
Automated Extraction of 3D Trees from Mobile LiDAR Point Clouds
Mobile LiDAR Tree Extraction Shape Context Segmentation Point Cloud
2014/7/30
This paper presents an automated algorithm for extracting 3D trees directly from 3D mobile light detection and ranging (LiDAR) data. To reduce both computational and spatial complexities, ground point...
Evaluations of Three-Dimensional Building Model Reconstruction from LiDAR Point Clouds and Single-View Perspective Imagery
3D Building Model Reconstruction LiDAR Single View Reconstruction Image-based Reconstruction Close-range Photogrammetry
2014/7/30
This paper briefly presents two approaches for effective three-dimensional (3D) building model reconstruction from terrestrial laser scanning (TLS) data and single perspective view imagery and assesse...
Processing lidar waveform data for 3D visual assessment of forest environments
Forestry Full Waveform Lidar 3D modelling Visual representation
2014/7/30
The objective of this report is to present and discuss a work-flow for extracting, from full-waveform (FW) lidar data, formats which are compatible with common information systems (GIS) and statistica...
基于平面延展方法的LiDAR数据滤波
LiDAR 平面延展法 DEM 预处理
2016/8/31
在对目前机载LiDAR 数据后处理典型算法分析比较的基础上，针对机载LiDAR 技术实际应用中对数据处理稳定性、智能性与适应性的更高需求，提出了一种快速稳健滤波方法，即平面延展方法。它利用单元平面的生长形成整个地表，相对常规方法增加了栅格化数据、填充空白数据及剔除错误冗余数据等操作，利用可靠的判定条件选择了基础点。采用平面延展方法对不同地形区域的LiDAR 数据进行了滤波，将滤波前后的数据图像进行...
SIMPLIFIED 3D CITY MODELS FROM LIDAR
LiDAR Point Cloud TIN Data Reduction Segmentation Reconstruction 3D City Model
2014/4/25
Aerial laser scan data is widely used to produce 2 1/2D digital elevation models automatically. However, creating full 3D city models from this data is a complex task. A simplified 3D model, like a 2 ...