搜索结果: 16-30 共查到“知识库 雷达工程 LiDAR”相关记录152条 . 查询时间(0.139 秒)
ESTIMATING VERTICAL LEAF AREA DENSITY PROFILES OF TREE CANOPIES USING THREE-DIMENSIONAL PORTABLE LIDAR IMAGING
Broad leaf Canopy Leaf area density Lidar Point cloud 3D Voxel
2016/2/29
In this paper, a new method for estimation of vertical leaf area density (LAD) profile of tree canopy using portable scanning lidar is
proposed. In this method, which we refer to as the voxel-based ...
A DECIDIOUS-CONIFEROUS SINGLE TREE CLASSIFICATION AND INTERNAL STRUCTURE DERIVATION USING AIRBORNE LIDAR DATA
LiDAR species classification geometrical analysis bole derivation branch derivation
2016/2/29
This project has two main purposes; the first is to perform deciduous-coniferous classification for 65 trees by using the leaf-on single
flight LiDAR data. It was done by looking at the geometrical ...
OBJECT DETECTION IN AIRBORNE LIDAR DATA FOR IMPROVED SOLAR RADIATION MODELING IN URBAN AREAS
Airborne LiDAR 3D Point Cloud Solar Potential 3D Horizon Segmentation Vegetation
2016/2/29
In times of higher market prices of fossil fuels and to meet the increasingly environmental and economic threads of climate change
renewable energy must play a major role for global energy supply. Th...
NEW INTEGRATION APPROACH OF PHOTOGRAMMETRIC AND LIDAR TECHNIQUES FOR ARCHITECTURAL SURVEYS
Integration Image Edge Matching LIDAR Automation Architecture
2016/2/29
In the last few years, LIDAR and image-matching techniques have been employed in many application fields because of their
quickness in point cloud generation. Nevertheless, these techniques do not a...
LIDAR FILTERING ALGORITHMS FOR URBAN FLOOD APPLICATION: REVIEW ON CURRENT ALGORITHMS AND FILTERS TEST
LiDAR Filtering Algorithm Digital terrain model (DTM) Urban flood modelling Classification Urban Flood
2016/2/29
Digital terrain model (DTM) is one of the important input parameters in urban flood application. This is because it influences the
flow direction, flow velocity, flood extend and flood depth. LiDAR ...
AUTOMATIC ROAD EXTRACTION FROM LIDAR DATA BASED ON CLASSIFIER FUSION IN URBAN AREA
LIDAR Road Extraction Classifier Fusion Classifier selection Genetic Algorithm
2016/2/29
LIDAR is a powerful remote sensing technology for acquisition of 3D information from terrain surface. Algorithms used for LIDAR
data in urban area are used mostly to deal with the 3D points cloud an...
Extraction of 3D Straight Lines Using LIDAR Data and Aerial Images
Building Edge Extraction Feature LIDAR Reconstruction
2015/12/18
Light Detection and Ranging (LIDAR) is a technology used for collecting topographic data. Nowadays there are diverse application areas of LIDAR data that include DTM generation and building extraction...
Digital Elevation Models of Great Wall by a Combination of Airborne and Terrestrial LIDAR
Lidar DEM Photogrammetry Scanner Accuracy GPS
2015/12/18
The Great Wall is one of the biggest man-made wonders of the world! The wall consists of bricks made by different dynasties and built on thousands of kilometers of steep mountain terrain. It has many ...
Research on Analyze Accuracy of LIDAR Data in Surveying Projects
LiDAR Surveying Analysis DEM/DTM Accuracy Test
2015/12/17
There are over 10 sets of LiDAR system into China until end of 2007, but they did not in full of working. One reason is big capacity of the market need a long period time. Another is author of this ar...
Automatic Building Detection from LIDAR Point Cloud Data
Building Detection LIDAR DSM DTM Normalized DSM
2015/12/16
This paper proposes an automatic system which detects buildings in urban and rural areas by the use of first pulse return and last pulse return LIDAR data. Initially both first and last pulse return p...
Automatic Generation of Digital Building Models for Complex Structures from LIDAR Data
LiDAR Ground/non-ground Separation Building Hypotheses
2015/12/16
Automated and reliable 3D reconstruction of man-made structures is important for various applications in virtual reality, city modeling, military training, etc. This paper is concerned with the automa...
Automatic Classification of LIDAR Data into Ground and Non-Ground Points
LiDAR DEM/DTM Extraction Photogrammetry Classification Laser Scanning Point Cloud
2015/12/16
Recently, automatic object extraction from Light Detection And Ranging (LiDAR) data has attracted great attention. The level of detail and the quality of the collected point cloud motivated the resear...
Intensity Normalization by Incidence Angle and Range of Full-Waveform LIDAR Data
Laser Data Full-Waveform Point Clouds Intensity
2015/12/16
The analysis of LIDAR data to extract surface features is of great interest in photogrammetric research. Our investigations show that the same material of a surfaces (e.g. gabled roof) yields to diffe...
Extraction of Buildings and Trees Using Images and LIDAR Data
DTMs/DSMs Lidar Data Processing Multispectral Classification Image Matching
2015/12/16
The automatic detection and 3D modeling of objects at airports is an important issue for the EU FP6 project PEGASE. PEGASE is a feasibility study of a new 24/7 navigation system, which could either re...
LIDAR Applications in the Electrical Power Industry
Lidar Route Design Optimization Powerline Checking Asset Management
2015/12/11
For the moment the total length of Chinese powerline is at the second place of the whole world. During the Eleventh Five-Year Plan the government will enhance the construction of power grid to supply ...