搜索结果: 1-13 共查到“测绘科学技术 Water quality”相关记录13条 . 查询时间(0.213 秒)
UTILIZATION OF LANDSAT DATA FOR WATER QUALITY OBSERVATION IN SMALL INLAND WATER BODIES
Landsat cloud cover temporal resolution data gap water quality
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2016/11/30
Many studies deal with water quality evaluation using remotely sensed data. In the field of remote sensing, there have been proposed several procedures how to observe selected parameters of water qual...
Integrated use of spatial data and learning algorithms to detect water quality trends
Integrated spatial data learning algorithms detect water quality trends
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2016/5/20
This paper presents the first results of a study which investigates river basin water quality management based on the ability of GIS to integrate different data sources into a common geographical data...
MODELING WATER QUALITY USING TERRA/MODIS 500M SATELLITE IMAGES
ChlorophyII a Coast MODIS Suspended Solids Turbidity Water quality
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2015/12/28
A study was conducted in Hong Kong with the aim of deriving algorithms for the retrieval of turbidity, chlorophyII a and suspended solids concentrations from Terra/MODIS 500m level 1B reflectance data...
A Study of GIS-SD Based Temporal-Spatial Modeling Spatial and Temporal Patterns of Global H5N1 Outbreaks of Water Quality in Water Pollution Accidents
Temporal Spatial Simulation Pollution Decision Support Hydrology
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2015/12/1
In this paper, the one-dimension river quality system dynamics model was applied to the water quality simulation, and the conceptual GIS-SD frame was constructed. Based on the component GIS and system...
THE USE OF SPECTRAL SIGNATURES IN EXTRACTING INFORMATION FROM WATER QUALITY PARAMETERS IN THE LAKE URMIA, IRAN
Lake Urmia causeway Landsat燭M water quality parameters
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2015/9/8
Lake Urmia, the second hyper璼aline lake in the world, because of its climatic and?
economical importance has燾reated燼 populated region in Iran, and爄n爎eturn its fragile ecosystem?
has?been affected by...
INNOVATIVE FEATURE SELECTION USED IN MULTISPECTRAL IMAGERY CLASSIFICATION FOR WATER QUALITY MONITORING
Remote Sensing ASTER Feature Selection Classifi cation Algorithms Land cover
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2015/7/30
For the purposes of our study, an ASTER satellite image was used, acquired on 5 October, 2001, with
14 spectral bands resampled at the spatial resolution of 15 m. The study area concerns the geograph...
USE OF LANDSAT IMAGERY TO DEVELOP A WATER QUALITY ATLAS OF MINNESOTA'S 10,000 LAKES
Lakes entertainment resources resources satellite remote sensing regional water quality
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2015/5/13
Lakes are important environmental, economic and recreational resources and contribute significantly to the quality
of life in Minnesota. However, because of expense and time requirements for monitor...
EVALUATION METHOD OF WATER QUALITY FOR RIVER BASED ON MULTI-SPECTRAL REMOTE SENSING DATA
Han River Multi-Spectral Data Retrieval
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2015/5/7
With the rapid development of the regional economy, water pollution has gradually become an environmental problem that cannot be ignored. As an important water source in central China, the Han River...
INTEGRATION OF REMOTE SENSING AND GIS IN GROUND WATER QUALITY ASSESSMENT AND MANAGEMENT
Ground Water Quality Potable Drinkable Irrigation
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2015/5/7
Spatial variations in ground water quality in the Khartoum state, Sudan, have been studied using geographic information system (GIS) and remote sensing technique. Gegraphical informtion system a too...
TOWARDS OPERATIONAL AIRBORNE REMOTE SENSING OF WATER QUALITY IN THE NETHERLANDS
Algorithms Coastal zones Hyperspectral Sensors Simulation
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2015/2/3
Optical imaging techniques can be used to produce maps of concentrations of chlorophyll-a, total suspended matter and
coloured dissolved organic carbon. The Rijkswaterstaat sets up a production chain...
Study Relating to the Spatial Distribution of Ground Water Quality for Different Elements using Legacy Data of RWS&S, Andhra Pradesh, India
Ground water quality Chemical elements Water Level Decline Global Warming GIS Remote Sensing
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2014/12/15
The state of Andhra Pradesh, India falls in water stress4 area. The primary objective of this study is to examine the spatial distribution of different chemical elements with respect to its contaminat...
REMOTE SENSING OF WATER QUALITY IN OPTICALLY COMPLEX LAKES
Lakes remote sensing water quality aquatic optics chlorophyll-a CDOM suspended matter
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2014/4/29
Solving of several global and regional problems requires adequate data about lake water quality parameters like the amount and type of phytoplankton dominating in the lakes, the amount of dissolved an...
THE HUAIHE BASIN WATER RESOURCE AND WATER QUALITY MANAGEMENT PLATFORM IMPLEMENTED WITH A SPATIO-TEMPORAL DATA MODEL
Watershed management WebGIS Object-oriented spatio-temporal data model
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2014/4/29
Presently, planning and assessment in maintenance, renewal and decision-making for watershed hydrology, water resource
management and water quality assessment are evolving toward complex, spatially ...