搜索结果: 1-15 共查到“知识库 理学 Landsat-like”相关记录29条 . 查询时间(0.171 秒)
基于Landsat与Sentinel-3A卫星数据的当惹雍错1988-2018年湖泊水位-水量变化及归因
Sentinel-3 合成孔径雷达 Landsat 水位 水量 当惹雍错
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2020/9/16
湖泊变化是气候变化的指示器.为探索利用单一短时间尺度的卫星水位数据源估算长时间序列的湖泊水量变化的可行性，本文利用短时间尺度（2016—2018年） Sentinel-3A合成孔径雷达高度计（SRAL）作为唯一卫星水位数据源，以藏北高原内陆湖泊当惹雍错为例，结合基于Landsat光学遥感数据提取的1988—2018年的湖泊面积，综合分析2016—2018年间的非结冰期遥感湖泊面积与遥感湖泊水位变化...
EXTRACTION OF BUILT-UP AREA BY COMBINING TEXTURAL FEATURES AND SPECTRAL INDICES FROM LANDSAT-8 MULTISPECTRAL IMAGE
Built-up Support Vector Machine Texture
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2019/2/28
Remote sensing techniques provide efficient and cost-effective approach to monitor the expansion of built-up area, in comparison to other traditional approaches. For extracting built-up class, one of ...
DEVELOPMENT OF SCHEME FOR THE ATMOSPHERIC CORRECTION OF LANDSAT-8 OLI DATA
Atmospheric Correction Landsat-8 Surface reflectance Aerosol Water vapor Ozone
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2019/2/28
In the present study, a physics based method called Scheme for Atmospheric Correction of Landsat-8 (SACLS8) is developed for the Operational Land Imager (OLI) sensor of Landsat-8. The Second Simulatio...
SPECTRAL UNMIXING ANALYSIS OF TIME SERIES LANDSAT 8 IMAGES
Time series Landsat 8 image Endmember Estimation K-P-Means Purified Pixels Spectral Unmixing
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2018/5/17
Temporal analysis of Landsat 8 images opens up new opportunities in the unmixing procedure. Although spectral analysis of time series Landsat imagery has its own advantage, it has rarely been studied....
REMOTE SENSING ANALYSIS OF VOLUME IN TAIHU LAKE: APPLICATION FOR ICESAT/HYDROWEB AND LANDSAT DATA
Taihu Lake Surface area Water level Lake Volume variation Water balance
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2018/5/15
In order to evaluate the fluctuation of Taihui Lake, ICESat/Hydroweb and Landsat data recorded from 1975 to 2015 were used to examine changes in lake level and area, derived from Normalized Difference...
UTILIZATION OF LANDSAT-8 DATA FOR LITHOLOGICAL MAPPING OF BASEMENT ROCKS OF PLATEAU STATE NORTH CENTRAL NIGERIA
Landsat-8 Plateau State Lithological Map Remote Sensing
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2016/10/14
This paper utilized the Landsat-8 image data to map the lithology’s of Plateau state north central Nigeria. This is includes the rocks, with particular emphasis on their description and classification...
LANDSAT-BASED DETECTION AND SEVERITY ANALYSIS OF BURNED SUGARCANE PLOTS IN TARLAC, PHILIPPINES USING DIFFERENCED NORMALIZED BURN RATIO (dNBR)
Landsat dNBR Sugarcane cultivation Agriculture
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2016/10/14
The Philippines has a booming sugarcane industry contributing about PHP 70 billion annually to the local economy through raw sugar, molasses and bioethanol production (SRA, 2012). Sugarcane planters a...
Evaluation of the Wetland Mapping Methods using Landsat ETM+ and SRTM Data
wetlands remote sensing mapping delineation automated methods semi-automated methods Limpopo river basin
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2015/8/13
Overarching goal of this paper was to evaluate automated and semi-automated methods of mapping wetlands using Landsat ETM+ and SRTM data. Automated methods consisted of: (a) slope derived from SRTM, (...
MULTISPECTRAL LANDSAT IMAGES CLASSIFICATION USING A DATA CLUSTERING ALGORITHM
Multispectral Image Classification Networks Fuzzy Logic
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2015/7/29
This paper presents a new application of a data-clustering algorithm in Landsat image classification, which improves on
conventional classification methods. Neural networks have been widely used in ...
ANALYSIS OF THE SHORELINE POSITION EXTRACTED FROM LANDSAT TM AND ETM+ IMAGERY
Shoreline position Landsat imagery
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2015/5/7
A statistical analysis of the results obtained by the tool SELI (Shoreline Extraction from Landsat Imagery) is made in order to characterise the medium and long term period changes occurring on beac...
A comparison of Landsat 8 (OLI) and Landsat 7 (ETM+) in mapping geology and visualising lineaments: A case study of central region Kenya
Band rationing False colour Combinations (FCC) Principal Component Analysis
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2015/5/7
Availability of multispectral remote sensing data cheaply and its higher spectral resolution compared to remote sensing data with higher spatial resolution has proved valuable for geological mapping...
Statistical downscaling of MODIS thermal imagery to Landsat 5tm + resolutions
Statistical downscaling MODIS thermal Landsat 5tm + resolutions
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2015/1/9
Statistical downscaling of MODIS thermal imagery to Landsat 5tm + resolutions.
Evaluation of the Wetland Mapping Methods using Landsat ETM+ and SRTM Data
wetlands remote sensing mapping, delineation
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2015/1/7
Overarching goal of this paper was to evaluate automated and semi-automated methods of
mapping wetlands using Landsat ETM+ and SRTM data.
Automated methods consisted of: (a) slope derived from SRTM,...
Digital image processing and geospatial analysis of landsat 7 ETM+ for mineral exploration, Abidiya area, North Sudan
Landsat 7 Spectral enhancement image transformation FPCS alteration zone
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2014/11/25
Digital data of Landsat Enhanced Thematic Mapper Plus (ETM+
7) was used in mineral
exploration investigations for the area around Abidiya area, North Sudan. The studied area
consists of Precambri...
Environmental monitoring of estuaries: Estimating and mapping various environmental indicators in Matla estuarine complex, using Landsat TM digital data
Estuaries chlorophyll suspended solids salinity temperature turbidity
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2014/11/25
The spatial and temporal distribution of suspended solids, turbidity, temperature, salinity,
chlorophyll a and total phosphorus were estimated and mapped with various degrees of
success in Matla E...