搜索结果: 76-90 共查到“知识库 雷达工程 LiDAR”相关记录152条 . 查询时间(0.461 秒)
AUTOMATED DELINEATION OF ROOF PLANES FROM LIDAR DATA
Building reconstruction laser scanning step edge detection 3D city models
2015/8/13
In this paper, we describe an algorithm for roof line delineation from LIDAR data which aims at achieving models of a high level of
detail. Roof planes are initially extracted by segmentation based ...
OBJECT EXTRACTION AND RECOGNITION FROM LIDAR DATA BASED ON FUZZY REASONING AND INFORMATION FUSION TECHNIQUES
3D Objects Extraction Recognition Fuzzy logic LIDAR Region growing
2015/7/30
Three dimensional object extraction and recognition (OER) from LIDAR data has been an area of major interest in photogrammetry
for quite a long time. However, most of the existing methods for automa...
TREE-HEIGHT MEASURING CHARACTERISTICS OF URBAN FORESTS BY LIDAR DATA DIFFERENT IN RESOLUTION
LIDAR Urban Vegetation Multiresolution Measurement Accuracy Comparison
2015/7/29
Urban forests are important as valuable green resources to give moisture and tranquillity of mind in our living, requiring an efficient
control of forest increase/decrease and growth rate. In this s...
EXTRACTION OF BUILDINGS FROM HIGH-RESOLUTION SATELLITE DATA AND LIDAR
IKONOS LIDAR Building Reconstruction
2015/6/1
iring accurate detection and description of buildings is a difficult object recognition problem due to a high complexity of the
scene content and the object representation. Since most urban scenes d...
AUTOMATIC ROAD EXTRACTION FROM DENSE URBAN AREA BY INTEGRATED PROCESSING OF HIGH RESOLUTION IMAGERY AND LIDAR DATA
Extraction Road Multisensor High Resolution
2015/6/1
Automated and reliable 3D city model acquisition is an increasing demand. Automatic road extraction from dense urban areas is a
challenging issue due to the high complex image scene. From imagery, t...
JOINT OFFSHORE WIND FIELD MONITORING WITH SPACEBORNE SAR AND PLATFORM-BASED DOPPLER LIDAR MEASUREMENTS
SAR, Wind Energy Turbine Wake LiDAR
2015/5/7
The increasing demand for renewable energy resources has promoted the construction of offshore wind farms e.g. in the North Sea. While the wind farm layout consists of an array of large turbines, th...
Lidar-equipped uav for building information modelling
UAV Lidar GPS point clouds buildings BIM
2014/6/30
The trend to minimize electronic devices in the last decades accounts for Unmanned Airborne Vehicles (UAVs) as well as for sensor technologies and imaging devices, resulting in a strong revolution in ...
Door recognition in cluttered building interiors using imagery and lidar data
3D modelling feature extraction imagery terrestrial laser scanning
2014/6/30
Building indoors reconstruction is an active research topic due to the importance of the wide range of applications to which they can be subjected, from architecture and furniture design, to movies an...
Automatic Classification of coarse density LiDAR data in urban area
LIDAR Vehicle Classification Airborne Urban PCA NDSM DTM
2014/6/30
The classification of different objects in the urban area using airborne LIDAR point clouds is a challenging problem especially with low density data. This problem is even more complicated if RGB info...
Panoramic rendering-based polygon extraction from indoor mobile LiDAR data
Indoor mobile mapping Point-cloud Point-based rendering Point cloud clustering 3D polygon extraction
2014/4/23
In this paper, we propose a method for panoramic point-cloud rendering-based polygon extraction from indoor mobile LiDAR data. Our aim was to improve region-based point-cloud clustering in modeling af...
ENHANCED COMPONENT DETECTION ALGORITHM OF FULL-WAVEFORM LIDAR DATA
Full-waveform LiDAR Component detection Waveform decomposition LM FMM
2013/4/30
When full-waveform LiDAR (FW-LiDAR) data are applied to extract the component feature information of interest targets, there exist a problem of components lost during the waveform decomposition proced...
CLASSIFICATION OF WATER SURFACES USING AIRBORNE TOPOGRAPHIC LIDAR DATA
Lidar airborne classification water support vector machines seashore rivers
2013/4/30
Accurate Digital Terrain Models (DTM) are inevitable inputs for mapping areas subject to natural hazards. Topographic airborne laser scanning has become an established technique to characterize the Ea...
OCCLUSION DETECTION BY HEIGHT GRADIENT FOR TRUE ORTHOPHOTO GENERATION, USING LIDAR DATA
True Orthophoto Occlusion Detection LiDAR Height Gradient Double Mapping DSM
2013/4/30
Nowadays, the use of orthophoto in urban areas has become common. It is known that in most parts of urban areas there are a great number of tall buildings which can cause occlusion regions during imag...
BACKSCATTERING OF INDIVIDUAL LIDAR PULSES FROM FOREST CANOPIES EXPLAINED BY PHOTOGRAMMETRICALLY DERIVED VEGETATION STRUCTURE
Canopy imaging silhouette footprint echo triggering waveform LiDAR
2013/4/30
In recent years, airborne LiDAR sensors have shown remarkable performance in the mapping of forest vegetation. This experimental study looks at LiDAR data at the scale of individual pulses to elucidat...
REAL AND SIMULATED WAVEFORM RECORDING LIDAR DATA IN BOREAL JUVENILE FOREST VEGETATION
Radiative transfer modeling LiDAR Waveform Monte Carlo ray tracing Simulation Vegetation structure
2013/4/30
Airborne small-footprint LiDAR is replacing field measurements in regional-level forest inventories, but auxiliary field work is still required for the optimal management of young stands. Waveform (WF...