搜索结果: 1-13 共查到“Single tree”相关记录13条 . 查询时间(0.062 秒)
Single Tree Classification Using Multi-Temporal ALS Data and CIR Imagery in Mixed Old-Growth Forest in Poland
tree species classification airborne laser scanning (ALS) colour-infrared (CIR) aerial images multi-temporal data individual tree random forest (RF)
2023/12/5
Tree species classification is important for a variety of environmental applications, including biodiversity monitoring, wildfire risk assessment, ecosystem services assessment, and sustainable forest...
Allometric Models to Predicate Single-Tree Biomass in the Eurasian Larix spp. Forest
genus Larix equations additivity biosphere role of forests biomass of single-trees allometric models sample plots biological productivity transcontinental tables of biomass
2023/12/1
Today, estimating of biological productivity or carbon-depositing ability of forests is going on the global level, and its increase is one of the major factors of climate stabilization. In recent year...
APPLICATION OF A PATTERN RECOGNITION ALGORITHM FOR SINGLE TREE DETECTION FROM LiDAR DATA
LiDAR vegetation forestry single-tree detection geomorphon biomass forest inventory JGrassTools
2017/8/10
In the present study, we applied the Particle Swarming Optimization (PSO) procedure to parametrize two Local Maxima (LM) algorithms and a pattern recognition model based on raster and point-cloud data...
NEW APPROACH FOR SEGMENTATION AND EXTRACTION OF SINGLE TREE FROM POINT CLOUDS DATA AND AERIAL IMAGES
Segmentation Boundary Lines 3D Model Biomass Single Tree
2016/12/1
This paper addresses a new approach for reconstructing a 3D model from single trees via Airborne Laser Scanners (ALS) data and aerial images. The approach detects and extracts single tree from ALS dat...
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 ...
3D Segmentation of Full Waveform LIDAR Data for Single Tree Detection Using Normalized Cut
LIDAR Segmentation Aerial Survey Clustering Forestry
2015/12/4
The study highlights a novel method to segment single trees in 3D from dense airborne full waveform LIDAR data using the normalized cut segmentation. The key idea is to subdivide the tree area in a vo...
DEVELOPMENT OF A PROCEDURE FOR VERTICAL STRUCTURE ANALYSIS AND 3D-SINGLE TREE EXTRACTION WITHIN FORESTS BASED ON LIDAR POINT CLOUD
Canopy Vertical structure Tree crown 3D model Lidar Point cloud
2015/11/10
A procedure for both vertical canopy structure analysis and 3D single tree extraction based on Lidar raw point cloud is presented in this paper. The whole study area is segmented into small study cell...
USING AIRBORNE LASER SCANNER DATA IN FORESTRY MANAGEMENT:A NOVEL APPROACH TO SINGLE TREE DELINEATION
Laser Scanning Single Tree Delineation Forestry 3D GIS
2015/11/10
Lately, laser scanning even of huge areas has become economically sensible due to new airborne laser-scanners delivering higher resolutions and measurement frequency. In this paper we will describe a ...
SINGLE-TREE FOREST INVENTORY USING LIDAR AND AERIAL IMAGES FOR 3D TREETOP POSITIONING,SPECIES RECOGNITION,HEIGHT AND CROWN WIDTH ESTIMATION
Allometry Modeling Mapping Sampling Photo-plot Calibration Multi-Scale Matching Template
2015/11/10
An entire single-tree remote sensing (STRS) system was developed and tested in an inventory of timber resources of a 56.8-hectare forest. A semi-automatic approach with operator intervention is used i...
INCORPORATION OF ALLOMETRY INTO SINGLE-TREE REMOTE SENSING WITH LIDAR AND MULTIPLE AERIAL IMAGES
Forest Inventory Mapping Positioning Adjustment Height Estimation Crown modeling Allometric Modeling
2015/9/17
A complete single-tree remote sensing (STRS) system is presented and a restricted test of performance is given. The system can be used for solving the tasks of STRS: tree positioning, height estimatio...
Using linear mixed model and dummy variable model approaches to construct compatible single-tree biomass equations at different scales – A case study for Masson pine in Southern China
aboveground biomass dummy variable model linear mixed model Pinus massoniana
2015/4/14
The estimation of forest biomass is important for practical issues and scientific purposes in forestry. The estimation of forest biomass on a large-scale level would be merely possible with the applic...
Automatic Single Tree Detection in Plantations using UAV-based Photogrammetric Point clouds
Single Tree Detection UAV Palm plantation Structure From Motion Point Clouds Segmentation Terrain Models
2014/9/9
For reasons of documentation, management and certification there is a high interest in efficient inventories of palm plantations on the single plant level. Recent developments in unmanned aerial vehic...
CURVATURE ANALYSIS OF LIDAR DATA FOR SINGLE TREE SPECIES CLASSIFICATION IN ALPINE LATITUDE FORESTS
LiDAR Tree extraction Curvature analysis Crown delineation Forest typology Species
2016/2/29
In this paper we explore the potential of LiDAR to distinguish between principal forest typology of alpine latitudes surveyed in leafon conditions. To this aim, a complete processing chain was develop...