搜索结果: 1-15 共查到“Envisat”相关记录64条 . 查询时间(0.1 秒)
NEURAL NETWORK-BASED ANALYTICAL MODEL FOR BIOMASS ESTIMATION IN POYANG LAKE WETLAND USING ENVISAT ASAR DATA
biomass sar wetland monitoring
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2016/1/3
Poyang Lake is the largest freshwater lake in China with an area of about 3,000 km2. Its wetland ecosystem has a significant impact on China' s environment change. Traditional way to monitor biomass c...
MONITORING AGRICULTURAL ACTIVITIES USING MULTI-TEMPORAL ASAR ENVISAT DATA
Land Cover Classification Change Detection SAR Multi-temporal Agriculture
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2015/12/31
Agricultural activities affect strongly their environment. Therefore and because of their other economic, industrial and political effects, monitoring agricultural areas is increasingly demanded. Spac...
REDUCTION OF ATMOSPHERIC WATER VAPOUR EFFECTS ON ENVISAT ASAR INTERFEROGRAMS USING MERIS NEAR IR MEASUREMENTS
SAR Change Detection Radar Integration Monitoring Mapping Surface Geodesy
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2015/12/30
Atmospheric water vapour effects represent a major limitation of repeat-pass Interferometric SAR (InSAR) techniques including InSAR time series approaches (e.g. permanent scatterers (PS) and small bas...
ESTIMATION OF SOURCE PARAMETERS OF 2003 BAM (IRAN) EARTHQUAKE FROM ENVISAT SAR IMAGES USING GENETIC ALGORITHM TECHNIQUE
Satellite Remote Sensing Earthquakes Spatial Modeling Disaster SAR Image Radar Interferometric SAR (InSAR)
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2015/12/29
In this paper, we analyze synthetic aperture radar (SAR) interferograms derived from Envisat radar data. Use of interferograms from both ascending and descending satellite passes enables usto indicate...
PERCENT TREE COVER MAPPING FROM ENVISAT MERIS AND MODIS DATA
Forestry Percentage vegetation cover Mapping Metrics Prediction Algorithms
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2015/12/28
The aim of this study was to compare percent tree cover products of Envisat MERIS and MODIS data of Seyhan River Basin at the Eastern Mediterranean Region of Turkey. In this study, Regression Tree (RT...
FUZZY CLASSIFICATION OF MEDITERRANEAN TYPE FOREST USING ENVISAT MERIS DATA
Fuzzy classification Linear mixture modeling Artificial neural networks Envisat MERIS
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2015/12/28
The aim of this study was to classify Envisat MERIS and Landsat ETM satellite sensor imagery using fuzzy classification techniques such as, linear mixture modelling and artificial neural networks. The...
STUDY ON ENVISAT ASAR DATA ASSIMILATION IN RICE GROWTH MODEL FOR YIELD ESTIMATION
Rice Yield Map Crop Model Radar Model Data Assimilation Optimization Algorithm Classification
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2015/12/28
In this paper, a practical scheme for assimilation of multi-temporal and multi-polarization ENVISAT ASAR data in rice crop model to map rice yield has been presented. To achieve this, rice distributio...
LAND COVER CLASSIFICATION USING MULTI-SOURCE DATA FUSION OF ENVISAT-ASAR AND IRS P6 LISS-III SATELLITE DATA–A CASE STUDY OVER TROPICAL MOIST DECIDUOUS FORESTED REGIONS OF KARNATAKA,INDIA
Remote sensing Land cover Classification Multisensor Fusion ASAR
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2015/12/23
The present study addresses the potential of Synthetic Aperture Radar (SAR) data for land cover classification in parts of Dandeli forested regions, Karnataka, India. a FCC has been generated from coh...
MAPPING OF AGRICULTURAL ACTIVITIES USING MULTI-TEMPORAL ASAR ENVISAT DATA
ASAR Classification Multi-Temporal Land-use Monitoring
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2015/9/17
Space borne radar data facilitates continuous monitoring of almost any location on the earth (limitations in polar zones) at quite low costs. Almost weather-independent operation of radar systems enab...
evaluation of the potential of sar ers and asar envisat sensors in multi-incidence and multi-polarisation modes for landscape study in french guyana: examples of kourou and saint laurent du maroni
Calibration Comparison Polarization Landscape Radar SAR
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2015/9/1
This study aims to assess the contribution of ENVISAT ASAR data for the monitoring of the littoral plains of Kourou and Saint Laurent du Maroni (French Guyana).
Land cover classification in ukrainian carpathians using the meris terrestrial chlorophyl index and red edge position from envisat meris data
MERIS Terrestrial Chlorophyll Index Red Edge Position Ecosystems monitoring
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2015/8/20
This paper describes the results of a preliminary study towards the use of MERIS data for land cover classification in the Ukrainian
Carpathians. The work is carried out in the frames of BEAR initiat...
STUDIES ON URBAN HEAT ISLANDS USING ENVISAT AATSR DATA
Satellite Data Surface Albedo Surface Energy Balance Evapotranspiration Thermal Inertia Urban Heat Island Surface Temperature
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2015/8/3
In the studies related to surface energy balance, satellite data provides important inputs for estimating regional surface albedo and evapotranspiration. The paper describes the analysis of day and ni...
THE USE OF ENVISAT ALTERNATING POLARIZATION SAR IMAGES IN AGRICULTURAL MONITORING IN COMPARISON WITH RADARSAT-1 SAR IMAGES
Agriculture SAR polarization satellite monitoring
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2015/7/29
In this paper Envisat alternating polarization SAR images were used in the agricultural monitoring and yield damage assessment. The
main advantage of using synthetic aperture radar (SAR) is that sat...
RICE-PLANDTED AREA EXTRACTION BY TIME SERIES ANALYSIS OF ENVISAT ASAR WS DATA USING A PHENOLOGY-BASED CLASSIFICATION APPROACH: A CASE STUDY FOR RED RIVER DELTA, VIETNAM
Rice phenology Time series ENVISAR ASAR WS
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2015/5/6
Recent studies have shown the potential of Synthetic Aperture Radars (SAR) for mapping of rice fields and some other vegetation types. For rice field classification, conventional classification tech...
基于ENVISAT ASAR的海洋钻井平台遥感检测方法——以越南东南海域为例
钻井平台 目标检测 遥感 ENVISAT ASAR 恒虚警率 越南东南海域
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2014/3/14
海洋钻井平台的位置信息对溢油监测和航道安全有重要意义。针对目前海洋钻井平台遥感信息提取难、验证难的现状，根据海洋钻井平台位置基本保持不变的特性，本文提出了一种基于恒虚警率算法的海洋钻井平台提取方法。该方法包括三个主要步骤：首先利用GDEM数据制作陆地掩膜，然后基于双参数恒虚警率算法对两景成像时间靠近的ENVISAT ASAR影像进行海上目标提取，最后对两时期提取结果进行对比，去除舰船虚警目标，完成...