搜索结果: 1-15 共查到“测绘科学技术 delineation”相关记录20条 . 查询时间(0.044 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...
ACCURACY ASSESSMENT OF CROWN DELINEATION METHODS FOR THE INDIVIDUAL TREES USING LIDAR DATA
Forest Canopy LiDAR Pit-free Stand-level
2016/11/30
Forest canopy density and height are used as variables in a number of environmental applications, including the estimation of biomass, forest extent and condition, and biodiversity. The airborne Light...
PLASTIC AND GLASS GREENHOUSES DETECTION AND DELINEATION FROM WORLDVIEW-2 SATELLITE IMAGERY
Greenhouses SVM RF Boundary Tracing Line Simplification WorldView-2
2016/11/23
Greenhouse detection using remote sensing technologies is an important research area for yield estimation, sustainable development, urban and rural planning and management. An approach was developed i...
Delineation of eco watersheds by integration of Remote Sensing and GIS techniques for management of water and land resources
Eco watersheds PC analysis Water Resources Hierarchical Clustering
2016/5/20
Present study describes the concept of eco-watersheds. Eco watershed is described as the homogenous watershed which have similar characteristics for natural resources development and management practi...
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...
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, ...
Delineation of Healthy and Diseased Tea Patches Using MXL and Texture Based Classification
Remote Sensing Geographic Information System (GIS) GLCM Texture
2015/12/18
Recently, a rapid decline in the quality of Indian tea production has been observed due to the old age of the plantations, disease and pests infestations and frequent application of pesticides and ins...
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 ...
COLOR AND LIDAR DATA FUSION:APPLICATION TO AUTOMATIC FOREST BOUNDARY DELINEATION IN AERIAL IMAGES
Forest Boundary Delineation Gabor Filters LIDAR Aerial images Data Fusion
2015/9/17
Forest boundary delineation is one of the key issues of forest management for Swiss National Forest Inventory (NFI). The proposed approach in this paper focuses on the delineation of forest boundaries...
Delineation of palm swamps using segmentation of radarsat data and spatial knowledge
Forestry RADARSAT GIS
2015/8/20
Among the alluvial communities of the cerrado (Brazilian savanna), palm swamps represents an important and fragile ecosystem that
develop under very specific geomorphologic conditions associated with...
SEMI-AUTOMATED FOREST STAND DELINEATION USING WAVELET-BASED SEGMENTATION OF VERY HIGH RESOLUTION OPTICAL IMAGERY IN FLANDERS,BELGIUM
image segmentation forest stand delineation wavelets
2015/8/19
Stand delineation estimation is one of the cornerstones of forest inventory mapping and a key element to forest management decision making. Stands are forest management units defined mainly by similar...
OBJECT BASED CLASSIFICATION OF L-BAND SAR DATA FOR THE DELINEATION OF FOREST COVER MAPS AND THE DETECTION OF DEFORESTATION
JERS ALOS L-band Forest Cover Forest Cover Change Kyoto ARD Object Based Classification
2015/8/19
This paper assesses the feasibility of forest cover mapping and the delineation of deforestation using Japanese Earth Resource Satellite (JERS-1) Synthetic Aperture Radar (SAR) data. The assessment is...
AUTOMATIC BUILDING DETECTION AND DELINEATION FROM HIGH RESOLUTION SPACE IMAGES USING MODEL-BASED APPROACH
Building Detection Map Revision Building Models IKONOS nDSM Batikent
2015/8/17
An approach was developed for updating the buildings of an existing vector database from high resolution space images by using
spectral values, Digital Elevation Models (DEM) and model-based extract...
A FULL GIS-BASED WORKFLOW FOR TREE IDENTIFICATION AND TREE CROWN DELINEATION USING LASER SCANNING
LiDAR Laser scanning region growing algorithm GIS identification crown delineation
2015/8/7
Laser scanning or LiDAR data are increasingly used in forestry applications but also e.g. in urban environments or for building reconstructions. Huge point clouds are usually converted to a grid or ar...
Altimetry Applications to Continental Shelf Delineation Under the United Nations Convention on the Law of the Sea
seafloor ridges ocean space
2015/7/29
The United Nations Convention on the Law of the Sea subdivides ocean space into zones that lie under either the jurisdiction of a Coastal State or of the International Seabed Authority. Although most ...