搜索结果: 1-8 共查到“工学 individual tree”相关记录8条 . 查询时间(0.14 秒)
FULLY AUTOMATED GIS-BASED INDIVIDUAL TREE CROWN DELINEATION BASED ON CURVATURE VALUES FROM A LIDAR DERIVED CANOPY HEIGHT MODEL IN A CONIFEROUS PLANTATION
Crown Delineation Canopy Height Model (CHM) Local Maxima Curvature Slope Thiessen Polygons
2016/11/30
The generation of high resolution canopy height model (CHM) from LiDAR makes it possible to delineate individual tree crown by means of a fully-automated method using the CHM’s curvature through its s...
INDIVIDUAL TREE OF URBAN FOREST EXTRACTION FROM VERY HIGH DENSITY LIDAR DATA
Tree Extraction LiDAR Point Cloud OPTICs Clustering Principal Components Analysis
2016/7/27
Airborne LiDAR (Light Detection and Ranging) data have a high potential to provide 3D information from trees. Most proposed methods to extract individual trees detect points of tree top or bottom firs...
COMPARISON BETWEEN AN AREA-BASED AND INDIVIDUAL TREE DETECTION METHOD FOR LOW-PULSE DENSITY ALS-BASED FOREST INVENTORY
Forest inventory Laser scanning k-NN Individual tree detection Accuracy
2016/2/29
Airborne laser scanning (ALS)-based forest inventories are being increasingly used. The two main approaches in deriving forest
information from small-footprint laser scanner data are the area-based a...
Comparison of Different Image Fusion Techniques for Individual Tree Crown Identification using QUICKBIRD Images
Forestry Image fusion QuickBird High resolution Individual tree crown Zagros
2016/1/25
With the advent of a new generation of high resolution satellites, images are now available with less than 1 meter spatial resolution in
panchromatic mode. For successful individual tree crown ident...
ESTIMATING INDIVIDUAL TREE HEIGHTS OF THE BOREAL FOREST USING AIRBORNE LASER ALTIMETRY AND DIGITAL VIDEOGRAPHY
Laser altimetry Tree Height Boreal Forest Videography
2014/12/22
Estimation of tree heights for large territories is either expensive if done in the field or imprecise when accomplished through automated stereophotogrammetry. While scanning laser altimetry provides...
THE FUSION OF INDIVIDUAL TREE DETECTION AND VISUAL INTERPRETATION IN ASSESSMENT OF FOREST VARIABLES FROM LASER POINT CLOUDS
Forest inventory plot-wise measurements individual tree detection
2014/6/5
In this study we searched the obtainable accuracy of forest inventory based on the individual tree detection (ITD) by using fusion of automatic ITD (ITDauto) and visual interpretation of laser point c...
A NEW METHOD FOR INDIVIDUAL TREE DELINEATION AND UNDERGROWTH REMOVAL FROM HIGH RESOLUTION AIRBORNE LIDAR
Airborne LiDAR Individual tree delineation undergrowth vegetation
2016/2/29
High density airborne LiDAR, for example FLI-MAP 400 data, has opened an opportunity for individual tree measurement. This
paper presents a method for individual tree delineation and undergrowth veg...
INDIVIDUAL TREE DETECTION BASED ON DENSITIES OF HIGH POINTS OF HIGH RESOLUTION AIRBORNE LIDAR
Airborne LiDAR densities of high points tree detection Inverse Watershed segmentation
2015/11/16
The retrieval of individual tree location from Airborne LiDAR has focused largely on utilizing canopy height. However, high resolution
Airborne LiDAR offers another source of information for tree de...