搜索结果: 1-15 共查到“理学 lidar data”相关记录23条 . 查询时间(0.11 秒)
FEATURE RELEVANCE ASSESSMENT OF MULTISPECTRAL AIRBORNE LIDAR DATA FOR TREE SPECIES CLASSIFICATION
Multispectral Lidar 3D point clouds Intensity Tree Species Classification Feature Analysis
2018/5/11
The presented experiment investigates the potential of Multispectral Laser Scanning (MLS) point clouds for single tree species classification. The basic idea is to simulate a MLS sensor by combining t...
OBJECT-ORIENTED CLASSIFICATION OF LIDAR DATA FOR POST-EARTHQUAKE DAMAGE DETECTION
LiDAR Earthquake Classification Object Oriented Image Analysis Buildings Damage Detection
2018/4/18
The collapse of buildings during the earthquake is a major cause of human casualties. Furthermore, the threat of earthquakes will increase with growing urbanization and millions of people will be vuln...
INDOOR MOBILE POSITIONING BASED ON LIDAR DATA AND CODED SEQUENCE PATTERN
LiDAR Coded Sequence Pattern Mobile Positioning SLAM algorithm POSIT algorithm
2016/10/14
This paper proposed a coded sequence pattern for automatic matching of LiDAR point data, the methods including SIFT features, Otsu segmentation and Fast Hough transformation for the identification, po...
OPEN-SOURCE DIGITAL ELEVATION MODEL (DEMs) EVALUATION WITH GPS AND LiDAR DATA
Digital Elevation Model inundation mapping vertical accuracy LiDAR scale factor coastal inundation risk assessment
2016/10/14
Advanced Spaceborne Thermal Emission and Reflection Radiometer-Global Digital Elevation Model (ASTER GDEM), Shuttle Radar Topography Mission (SRTM), and Global Multi-resolution Terrain Elevation Data ...
ESTIMATION OF AERODYNAMIC ROUGHNESS AND ZERO PLANE DISPLACEMENT USING MEDIUM DENSITY OF AIRBORNE LIDAR DATA
Airborne LiDAR Aerodynamic Roughness Length Zero Plane Displacement Forest
2016/10/14
This paper presents a framework to estimate aerodynamic roughness over specific height (zo/H) and zero plane displacement (d/H) over various landscapes in Kelantan State using airborne LiDAR data. The...
A SEGMENTATION PROCEDURE OF LIDAR DATA BY APPLYING MIXED PARAMETRIC AND NONPARAMETRIC MODELS
LIDaR data segmentation process parametric and nonparametric models
2015/8/13
The paper proposes a segmentation procedure inspired to a robust LIDaR filtering data method recently introduced by the authors.
The method is based on the application of a Simultaneous AutoRegressi...
Dense DTM Generalization Aided by Roads Extracted from LiDAR Data
LiDAR High Resolution Extraction DTM Generalization road detection Representation
2015/8/13
The paper concerns the generalization of DTM extracted from LiDAR data. The essence of generalization is reducing details while
enhancing important features at the same time; so for the purpose of te...
AUTOMATIC BUILDING EXTRACTION AND 3-D CITY MODELING FROM LIDAR DATA BASED ON HOUGH TRANSFORMATION
LIDAR Modeling City Graphics
2015/6/1
This paper proposes a new method of LIDAR data processing to automatically extract building and 3-D city modeling. This method
exploits image processing technique including Hough transformation. The...
Pseudo-Grid Based Building Extraction Using Airborne LIDAR Data
LIDAR Building Extraction Building Detection
2015/6/1
This paper proposed a practical method for building detection and extraction using airborne laser scanning data. The proposed
method consists mainly of two processes: low and high level processes. T...
USING STEREO IMAGES TO DENSIFY LIDAR DATA POINTS AT WHERE NEEDED
Image Building Application Algorithm
2015/6/1
For many applications, dense Lidar data is often needed. For instance, for telecommunication antenna network design, 1 meter
spacing Lidar data would be needed for downtown area of a big city. Howev...
APPLICATION OF LIDAR DATA AND 3D-CITY MODELS IN VISUAL IMPACT SIMULATIONS OF TALL BUILDINGS
Tall Buildings 3D Isovists Visual Impact
2015/5/7
The paper examines possibilities and limitations of application of Lidar data and digital 3D-city models to provide specialist urban analyses of tall buildings. The location and height of tall build...
A BOX-COUNTING METHOD TO CHARACTERIZE DEGREES OF FOLIAGE CLUMPING USING AIRBORNE AND SIMULATED LIDAR DATA
LiDAR leaf area index foliage clumping
2015/5/7
Monitoring forest productivity and health is key to sustainable ecosystem management and informed decision making. A key parameter used in monitoring forest resources is the leaf area index (LAI), w...
Comparison between high-resolution aerial imagery and lidar data classification of canopy and grass in the NESCO neighborhood, Indianapolis, Indiana
GIS Remote Sensing LiDAR Classification Canopy
2015/1/9
Urban forestry is a very important element of urban structures that can improve the environment and life quality within the urban areas. Having an accurate classification of urban forests and grass ar...
Some remarks about lidar data preprocessing and different implementations of the gradient method for determining the aerosol layers
Lidar Aerosol Wavelet Preprocessing
2015/8/17
The determination of atmospheric aerosol layers from lidar returns is possible through automated algorithms. This product is useful, for example, in monitoring the Boundary Layer Height (BLH) as well ...
FILTERING AIRBORNE LIDAR DATA BY AN IMPROVED MORPHOLOGICAL METHOD BASED ON MULTI-GRADIENT ANALYSIS
LIDAR Filtering Airborne laser scanning Morphological gradient DEM
2014/4/24
The technology of airborne Light Detection And Ranging (LIDAR) is capable of acquiring dense and accurate 3D geospatial data. Although many related efforts have been made by a lot of researchers in th...