搜索结果: 1-15 共查到“Vegetation cover”相关记录27条 . 查询时间(0.067 秒)
Fractional Vegetation Cover Estimation Algorithm for FY-3B Reflectance Data Based on Random Forest Regression Method
fractional vegetation cover FY-3B reflectance data random forest regression method
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2023/12/8
As an important land surface vegetation parameter, fractional vegetation cover (FVC) has been widely used in many Earth system ecological and climate models. In particular, high-quality and reliable F...
Development of Semantic Maps of Vegetation Cover from UAV Images to Support Planning and Management in Fine-Grained Fire-Prone Landscapes
U-Net convolutional neural network (CNN) shrub detection heterogeneous land cover mapping UAV imagery Mediterranean forest
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2023/12/1
In Mediterranean landscapes, the encroachment of pyrophytic shrubs is a driver of more frequent and larger wildfires. The high-resolution mapping of vegetation cover is essential for sustainable land ...
Revealing the Structure and Composition of the Restored Vegetation Cover in Semi-Arid Mine Dumps Based on LiDAR and Hyperspectral Images
ecological restoration hierarchical classification vegetation structure LiDAR vegetation species
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2023/12/1
Remotely sensed images with low resolution can be effectively used for the large-area monitoring of vegetation restoration, but are unsuitable for accurate small-area monitoring. This limits researche...
Vegetation Cover Estimation Using Convolutional Neural Networks
CNN segmentation UAV vegetation cover estimation
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2024/2/4
Vegetation is an important parameter in all bio- and ecosystems, and it should be monitored to conserve and restore the environment. This paper presents a design and implementation of a compact system...
VEGETATION COVER ANALYSIS IN SHAANXI PROVINCE OF CHINA BASED ON GRID PIXEL TERND ANALYSIS AND STABILITY EVALUATION
Vegetation MODIS NDVI Trend analysis Stability evaluation Shaanxi
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2018/5/16
As a key factor affecting the biogeochemical cycle of human existence, terrestrial vegetation is vulnerable to natural environment and human activities, with obvious temporal and spatial characteristi...
THE ESTIMATE OF THE SPATIAL-TEMPORAL FEATURES OF VEGETATION COVER OF KAZAKHSTAN BASED ON TIME SERIES SATELLITE INDECES IN 2000-2015
remote sensing vegetation indices long-term series trend drought
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2016/12/1
The article presents the evaluation of spatial-temporal characteristics of Kazakhstan arid and semi-arid areas' vegetation on the basis of time series of differential and integral vegetation indices. ...
INTER-SEASONAL DYNAMICS OF VEGETATION COVER AND SURFACE TEMPERATURE DISTRIBUTION:A CASE STUDY OF ONDO STATE,NIGERIA
Vegetation Cover Ondo State Surface Temperature Seasonal Dynamics LST NDVI
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2016/12/1
This study employs Landsat ETM+ satellite imagery to access the inter-seasonal variations of Surface Temperature and Vegetation cover in Ondo State in 2013. Also, air temperature data for year 2013 ac...
VEGETATION COVER MAPPING BASED ON REMOTE SENSING AND DIGITAL ELEVATION MODEL DATA
Geographic Information System (GIS) Remote Sensing (RS) Digital Elevation Model (DEM) Vegetation Mapping
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2016/11/30
An algorithm of forest cover mapping based on combined GIS-based analysis of multi-band satellite imagery, digital elevation model, and ground truth data was developed. Using the classification princi...
LANDSAT-BASED WOODY VEGETATION COVER MONITORING IN SOUTHERN AFRICAN SAVANNAHS
Land degradation woody vegetation cover bush encroachment monitoring South Africa Landsat random forests
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2016/11/23
Mapping woody cover over large areas can only be effectively achieved using remote sensing data and techniques. The longest continuously operating Earth-observation program, the Landsat series, is now...
VEGETATION COVER ANNUAL CHANGES BASED ON MODIS/TERRA NDVI IN THE THREE GORGES RESERVOIR AREA
Vegetation Change Analysis Remote Sensing Multi-temporal Accuracy
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2016/1/3
Vegetation coverage change is a very important indication of the ecological enviroment change. In this paper, we detected the vegetation cover change by retrieving the fraction of the vegetation cover...
VEGETATION COVER CHANGE MONITORING AND ANALYZING IN HUANGHE-HUAIHE-HAIHE ZONE BASED ON MULTI-SOURCE INFORMATION FUSION
Holdridge Unsupervised Classification Yellow River-Huai River-Hai River Area Multi-source Information Changing of Vegetation Coverage
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2015/12/31
Vegetation, as the comprehensive reflection of climate and other environmental elements, is closely related with climate changes.The article, on the basis of Holdridge life zone index method and the u...
Vegetation cover analysis using a low budget hyperspectral proximal sensing system
hyperspectral proximal sensing unable filters vegetation classification
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2015/9/7
This report describes the implementation of a hyperspectral proximal sensing low-budget acquisition system and its application to the detection of terrestrian vegetation cover anomalies in sites of hi...
VEGETATION COVER MAPPING USING HYBRID ANALYSIS OF IKONOS DATA
Vegetation High Resolution IKONOS Classification Segmentation Spectral Texture Remote Sensing
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2015/7/29
Detailed mapping of vegetation cover types is often required in various environmental study projects. Very high-resolution satellites,
e.g. IKONOS, are expected to provide a new opportunity to make ...
Study of podzolization process under different vegetation cover in the Jizerské hory Mts. region
grass micromorphological features podzolization process soil water retention spruce forest
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2015/3/9
The development of Podzols is conditioned by many factors. One of them is vegetation cover. The aim of this study was to examine in detail special chemical properties, micromorphological features and ...
Evaluation of Functional Properties of Various Types of Vegetation Cover Using Remotely Sensed Data Analysis
vegetation cover energy fluxes surface temperature
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2015/3/1
: The dissipation of solar energy and consequently the formation of the hydrological cycle are largely dependent on the structural and optical characteristics of the land surface. In our study, we sel...