搜索结果: 1-15 共查到“遥感信息工程 Airborne Lidar”相关记录31条 . 查询时间(0.125 秒)
IMAGE-BASED AIRBORNE LiDAR POINT CLOUD ENCODING FOR 3D BUILDING MODEL RETRIEVAL
Point Cloud Encoding Spatial Histogram 3D Model Retrieval Cyber City Modeling
2016/12/1
With the development of Web 2.0 and cyber city modeling, an increasing number of 3D models have been available on web-based model-sharing platforms with many applications such as navigation, urban pla...
AN OBJECT-BASED WORKFLOW DEVELOPED TO EXTRACT AQUACULTURE PONDS FROM AIRBORNE LIDAR DATA:A TEST CASE IN CENTRAL VISAYAS,PHILIPPINES
Object-Based Image Analysis (OBIA) multiresolution segmentation coastal land use fishpond
2016/12/1
Traditional remote sensing approach for mapping aquaculture ponds typically involves the use of aerial photography and high resolution images. The current study demonstrates the use of object-based im...
ESTIMATING CARBON STOCK CHANGES OF MANGROVE FORESTS USING SATELLITE IMAGERY AND AIRBORNE LiDAR DATA IN THE SOUTH SUMATRA STATE,INDONESIA
LiDAR Satellite imagery Biomass Carbon stock change Mangrove forest
2016/11/30
The purposes of this study were 1) to estimate the biomass in the mangrove forests using satellite imagery and airborne LiDAR data, and 2) to estimate the amount of carbon stock changes using biomass ...
SUBTROPICAL FOREST BIOMASS ESTIMATION USING AIRBORNE LiDAR AND HYPERSPECTRAL DATA
ubtropical Forest Biomass Airborne Lidar Hyperspectral Fusion
2016/11/30
Forests have complex vertical structure and spatial mosaic pattern. Subtropical forest ecosystem consists of vast vegetation species and these species are always in a dynamic succession stages. It is ...
HIERARCHICAL HIGHER ORDER CRF FOR THE CLASSIFICATION OF AIRBORNE LIDAR POINT CLOUDS IN URBAN AREAS
Classification Point Cloud Higher Order Random Fields Contextual Lidar Urban
2016/7/28
We propose a novel hierarchical approach for the classification of airborne 3D lidar points. Spatial and semantic context is incorporated via a two-layer Conditional Random Field (CRF). The first laye...
A MIN-CUT BASED FILTER FOR AIRBORNE LIDAR DATA
LiDAR graph-cuts ground filtering classification optimization
2016/7/27
LiDAR (Light Detection and Ranging) is a routinely employed technology as a 3-D data collection technique for topographic mapping. Conventional workflows for analyzing LiDAR data require the ground to...
AUTOMATIC EXTRACTION AND REGULARIZATION OF BUILDING OUTLINES FROM AIRBORNE LIDAR POINT CLOUDS
Buildings Outlines Algorithm LiDAR Extraction Regularization
2016/7/27
Building outlines are needed for various applications like urban planning, 3D city modelling and updating cadaster. Their automatic reconstruction, e.g. from airborne laser scanning data, as regulariz...
FOREST STAND SEGMENTATION USING AIRBORNE LIDAR DATA AND VERY HIGH RESOLUTION MULTISPECTRAL IMAGERY
lidar multispectral imagery fusion feature extraction supervised classification energy minimisation forest stand delineation tree species
2016/7/27
Forest stands are the basic units for forest inventory and mapping. Stands are large forested areas (e.g., ≥ 2 ha) of homogeneous tree species composition. The accurate delineation of forest stands is...
TENSOR MODELING BASED FOR AIRBORNE LiDAR DATA CLASSIFICATION
Feature Selection Tensor Processing KNN classification
2016/7/27
Feature selection and description is a key factor in classification of Earth observation data. In this paper a classification method based on tensor decomposition is proposed. First, multiple features...
STUDY ON THE EXPLAINABLE ABILITY BY USING AIRBORNE LIDAR IN STAND VALUE AND STAND COMPETITION
Airborne laser scanning LiDAR characteristic values Stand height Stand competition index
2016/7/4
Forest canopy structure is composed by the various species. Sun light is a main factor to affect the crown structures after tree competition. However, thinning operation is an appropriate way to contr...
A SEGMENT-BASED APPROACH FOR DTM DERIVATION OF AIRBORNE LIDAR DATA
LIDAR DTM Segment-based Topological
2016/7/4
With the characteristics of LIDAR system, raw point clouds represent both terrain and non-terrain surface. In order to generate DTM, the paper introduces one improved filtering method based on the seg...
ANALYSIS OF THE EFFECT OFWAVE PATTERNS ON REFRACTION IN AIRBORNE LIDAR BATHYMETRY
Airborne LiDAR bathymetry multimedia photogrammetry refraction wave pattern accuracy analysis
2016/7/4
This contribution investigates the effects of wave patterns on 3D point coordinate accuracy in LiDAR bathymetry. The finite diameter refracted laser pulse path passing the air/water interface is model...
CO-REGISTRATION AIRBORNE LIDAR POINT CLOUD DATA AND SYNCHRONOUS DIGITAL IMAGE REGISTRATION BASED ON COMBINED ADJUSTMENT
Airborne LiDAR Point Cloud Data synchronous digital image co-registration combined adjustment
2016/7/4
Aim at the problem of co-registration airborne laser point cloud data with the synchronous digital image, this paper proposed a registration method based on combined adjustment. By integrating tie poi...
Airborne Lidar (light detection and ranging) sensors provide dense height information of large areas in an efficient manner. But for the production of digital elevation model (DEM) from thepoint cloud...
APPLICATION AND PRECISION ANALYSES OF AIRBORNE LIDAR TECHNIQUE IN ZHEJIANG AREA
Laser scanning (LiDAR) Filtering Aerial Survey Accuracy
2016/3/17
This article presents the application research of airborne LIDAR (LIght Detection And Ranging) and accuracy analyses in southern part of China. First, the increasing demand of LIDAR and its principles...