搜索结果: 1-15 共查到“测绘科学技术 Stream”相关记录15条 . 查询时间(0.102 秒)
GEOSPATIAL DATA STREAM PROCESSING IN PYTHON USING FOSS4G COMPONENTS
Geospatial data streaming platform Data velocity Python FOSS4G geospatial libraries performance SpS10-FOSS4G
2016/11/24
One viewpoint of current and future IT systems holds that there is an increase in the scale and velocity at which data are acquired and analysed from heterogeneous, dynamic sources. In the earth obser...
CHANGE SEMANTIC CONSTRAINED ONLINE DATA CLEANING METHOD FOR REAL-TIME OBSERVATIONAL DATA STREAM
Real-time observational data stream Change semantic constraint Kalman filtering
2016/7/8
Recent breakthroughs in sensor networks have made it possible to collect and assemble increasing amounts of real-time observational data by observing dynamic phenomena at previously impossible time an...
REMOTE SENSING ANALYSIS ON DYNAMIC CHANGES OF THE SOIL SALINIZATION IN THE UPPER STREAM OF THE TARIM RIVER
Feature Extraction Dynamic Change Spatial Analysis Soil Salinization Remote Sensing Tarim River
2015/12/31
This research attempts to collect and interpret the soil salinization in the upper stream of the Tarim River on the basis of the multi-source and multi-type remote sensing images and basis background ...
EXTRACTING TIDAL STREAM NETWORKS FROM HIGH-RESOLUTION REMOTE SENSOR IMAGERY:A PRELIMINARY STUDY
Coastal Marshes Tidal Stream Networks High-Resolution Imagery Classification Distance Modeling NonDirectional Filtering Interactive Editing
2015/12/29
In this paper we report the results of a pilot project we conduct to develop a semi-automated approach for tidal stream network extraction from remote sensor data. Our test site is part of the North I...
STREAM PROCESSES AND DYNAMICS IN THE MORPHOLOGY OF THE DENSU RIVER CHANNEL IN GHANA
Densu River Stream Processes Channel Morphology Geographic Information System Sakumo Lagoon Weija Dam Pot-holes In a River Bed River Braiding Meanders
2015/12/29
The Densu River Basin has come under serious threat from a number of human activities such as farming, lumbering, sand winning, animal grazing, dam construction among others. These activities have sig...
LAND COVER TRANSFORMATION FEATURE UNDERSTANDING BY MODIS AND RESPONSE TO CLIMATE IN UPPER STREAM OF YELLOW RIVER
Vegetation transformation Correlation analysis MODIS Climatic variation Yellow River
2015/12/28
The vegetation quality in upper catchment of the Yellow River is critical for ecological stability in the whole watershed, which is also sensitive to climate change. The dominant land covers in this r...
DETERMINATION OF NATURAL DISASTER BY INTEGRATION OF REMOTE SENSING AND GIS:THE YENİÇİFTLİK STREAM BASIN MODEL IN ISTANBUL,TURKEY
Remote Sensing GIS Disaster Yeniciftlik Stream DTM IKONOS LANDSAT
2015/12/28
Various methods have been developed to minimise the consequences of natural disasters. GIS and Remote Sensing methods are very attractive, fast and reliable tools for various natural disaster applicat...
DEM-based Investigation on Stream Network Nodes and Their Features
DEM Feature Distributed Hydrology Geomorphology
2015/12/2
Surface runoff is one of dominant factors in hydrological environment, whose spatial pattern and hydrological feature represent the composite factors of its corresponding drainage. And the stream netw...
EXPERIMENTAL STUDY ON THE EFFECT OF CHEONG-GYE STREAM RESTORATION ON URBAN ENVIRONMENT (LONG-PATH MEASUREMENT OF ATMOSPHERIC POLLUTANT SPECIES WITH AN OBSTRUCTION FLASHLIGHT)
Spectral CCD Environmen
2015/8/24
The expressway was dismantled in Seoul in July, 2003, and the municipal river was restored in October, 2005. In this study, it is
intended that the atmospheric pollutant data and the air temperature...
REAL-TIME STREAM PROCESSING FOR ACTIVE FIRE MONITORING ON LANDSAT 8 DIRECT RECEPTION DATA
Real-time Processing Near-real-time processing
2015/5/7
Some remote sensing applications are relatively time insensitive, for others, near-real-time processing (results 30-180 minutes after data reception) offer a viable solution. There are, however, a f...
APPLICATION OF MULTIVARIATE STATISTICS TO STUDY STREAM SEDIMENT DATA FROM THE VICINITY OF LEAD-ZINC OCCURRENCES AT GABAL-RUSAS AREA, EASTERN DESERT,EGYPT
Stream Sediment Survey Lead-Zinc Multivariate Statistics Egypt
2015/2/4
Sixty-seven stream sediment samples were collected in the vicinity of the Miocene Lead-Zinc
occurrences near Gabal El-Rusas Area, and analyzed for their Pb, Zn, Cu, Ni, Co, Mn and Fe contents.
In th...
APPLICATION OF LASERSCAN TO FLOOD MAPPING OF AN URBAN STREAM
Laserscan Floods Hydrology Fluvial DEM Disaster planning Natural hazards
2014/12/31
The advent of air-borne laserscan systems capable of recording land elevation with a precision of 15 cm makes it possible to measure rivers cross sectional area with such accuracy as to calculate floo...
Modelling Uncertainty of Stream Networks Derived from Elevation Data Using Two Free Softwares: R and SAGA
DEM Stream Network Uncertainty Modeling R SAGA
2013/3/5
Stream networks are considered important units in many environmental decision making processes. The extraction of streams using digital elevation models (DEMs) presents many advantages. However it is ...
Identifying the Stream Erosion Potential of Cave Levels in Carter Cave State Resort Park, Kentucky, USA
Karst, Erosion Geomorphology Speleogenesis Terrain Analysis
2013/3/5
Cave levels, passages found at similar elevations and formed during the same constant stream base level event, reveal information about paleoclimates and karst geomorphology. The investigation present...
OBJECT-BASED ANALYSIS AND MULTISPECTRAL LOW-ALTITUDE REMOTE SENSING FOR LOW-COST MAPPING OF CHALK STREAM MACROPHYTES
Classification Object Texture Multispectral Low Altitude Aerial Photography Submerged Vegetation
2014/6/12
Their small size and high biodiversity have until now made UK chalk streams unsuitable subjects for study with remote sensing techniques. Future technological developments are however likel...