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ESTIMATION OF STAND HEIGHT AND FOREST VOLUME USING HIGH RESOLUTION STEREO PHOTOGRAPHY AND FOREST TYPE MAP
Stand Height Forest Volume normalized DSM Aerial Photo
2016/11/30
Traditional field methods for measuring tree heights are often too costly and time consuming. An alternative remote sensing approach is to measure tree heights from digital stereo photographs which is...
USE OF A MULTISPECTRAL UAV PHOTOGRAMMETRY FOR DETECTION AND TRACKING OF FOREST DISTURBANCE DYNAMICS
UAV Photogrammetry Multispectral Sensor Forest Disturbance Vegetation Indices Change Detection
2016/11/30
This study presents a new methodological approach for assessment of spatial and qualitative aspects of forest disturbance based on the use of multispectral imaging camera with the UAV photogrammetry. ...
New Approach for forest inventory estimation and timber harvesting planning in mountain areas: the SLOPE project
Digital Forest models 3D Terrestrial Laser scanning UAV Computer Graphics Forest production
2016/7/28
Forests represent an important economic resource for mountainous areas being for a few region and mountain communities the main form of income. However, wood chain management in these contexts differs...
TRACKING FOREST AND OPEN AREA EFFECTS ON SNOW ACCUMULATION BY UNMANNED AERIAL VEHICLE PHOTOGRAMMETRY
Unmanned Aerial Vehicle Digital Photogrammetry Structure from Motion Snow Depth Leaf Area Index Snowpack modelling
2016/7/5
Airborne digital photogrammetry is undergoing a renaissance. The availability of low-cost Unmanned Aerial Vehicle (UAV) platforms well adopted for digital photography and progress in software developm...
RANDOM FOREST AND OBJECTED-BASED CLASSIFICATION FOR FOREST PEST EXTRACTION FROM UAV AERIAL IMAGERY
Superpixel Simple Linear Iterative Cluster (SLIC) texture Forest Pest Random Forest unmanned aerial vehicle (UAV) aerial imagery
2016/7/5
Forest pest is one of the most important factors affecting the health of forest. However, since it is difficult to figure out the pest areas and to predict the spreading ways just to partially control...
Aerial photographs of forest trees details
Aerial Photographs Forestry experimental Plots physiotogical Activity
2016/5/20
The aerial photographs showing details of forest trees, e.g. young shoots, leaves, flowers, fruit, twigs and parts of the trunk, partly displayed the forest soil and the plants in the undergrowth laye...
INTERGRATION OF HIGH RESOLUTION AERIAL IMAGES AND AIRBORNE LIDAR DATA FOR FOREST DELINEATION
Aerial images Airborne LIDAR Image Segmentation Texture Forest Delineation Remote Sensing
2015/12/31
Forest boundary is one of the important parameters in Swiss National Forest Inventory (NFI). It is mainly delineated by aerial photo interpretation according to the defined “Forest/Non-forest decision...
FUSION OF REMOTELY SENSED MULTISPECTRAL IMAGERY AND LIDAR DATA FOR FOREST STRUCTURE ASSESSMENT AT THE TREE LEVEL
Airborne remote sensing Classification Digital photogrammetry Fusion Forestry Lidar Multispectral imagery
2015/12/31
A new feature-level fusion is presented for modelling individual trees by applying watershed segmentation and subsequent classification, using tree heights and tree crown signatures derived from light...
ANALYSIS OF MIDDLE PULSE DATA BY LIDAR IN THE FOREST
Laser scanning (LiDAR) Classification Aerial Survey Spatial modeling Forestry
2015/12/29
About 2/3 of Japanese land is covered with the forest. The forest has many functions, such as security of the source of a river or prevention of soil erosion. In addition, in recent years the role of ...
A FULLY AUTOMATED PROCEDURE FOR DELINEATION AND CLASSIFICATION OF FOREST AND NON-FOREST VEGETATION BASED ON FULL WAVEFORM LASER SCANNER DATA
Laser scanning (LiDAR) Classification Aerial Survey Feature extraction Environmental monitoring Forestry
2015/12/28
Detailed geo-referenced information on the distribution and occurrence of forest and non-forest vegetation is essential for many different disciplines e.g. forestry, nature conservation, agriculture, ...
LIDAR POINT CLOUD BASED FULLY AUTOMATIC 3D SINGL TREE MODELLING IN FOREST AND EVALUATIONS OF THE PROCEDURE
LIDAR Modelling Aerial Survey Feature Extraction Forestry Inventory Precision
2015/12/23
A whole procedure of fully automatic 3D single tree modelling based on LIDAR point cloud is introduced in the paper. The evaluation of the procedure is then delivered by verifying the modelling result...
ACCURACY OF CROWN SEGMENTATION AND ESTIMATION OF SELECTED TREES AND FOREST STAND PARAMETERS IN ORDER TO RESOLUTION OF USED DSM AND NDSM MODELS GENERATED FROM DENSE SMALL FOOTPRINT LIDAR DATA
Airborne Scanner System Segmentation Aerial photogrammetry Comparative analysis Forestry
2015/12/23
The purpose of this study is to categorize how different surface model resolutions impact the estimation of trees and forest stands parameters: number of recognized trees, crown area, treetop location...
UAV-BORNE THERMAL IMAGING FOR FOREST HEALTH MONITORING:DETECTION OF DISEASE-INDUCED CANOPY TEMPERATURE INCREASE
Stress detection unmanned aerial vehicle unmanned aerial system UAV UAS camera calibration
2015/9/21
Climate change has a major influence on forest health and growth, by indirectly affecting the distribution and abundance of forest pathogens, as well as the severity of tree diseases. Temperature rise...
AN OBJECT-ORIENTED CLASSIFICATION OF AN ARID URBAN FOREST WITH TRUE-COLOR AERIAL PHOTOGRAPHY
urban forest land cover classification high resolution aerial photography objectoriented
2015/8/3
In order to adequately model ecosystems services of the urban environment, it is necessary to accurately inventory urban vegetation abundance and spatial distribution. An object-based, methodological ...
OBJECT BASED CHANGE DETECTION OF HISTORICAL AERIAL PHOTOGRAPHS REVEALS ALTITUDINAL FOREST EXPANSION
High Resolution Forest Temporal Change Detection Soil
2015/11/16
Object based image classification is applied to assess the upward advance of tree species in Finnish Lapland caused by the current
global warming. An automated Feature Extraction Module (Fx) impleme...