搜索结果: 1-15 共查到“自然地理学 using”相关记录21条 . 查询时间(0.625 秒)
Unravelling winter diatom blooms in temperate lakes using high frequency data and ecological modeling
temperate lakes winter diatom blooms winter phytoplankton ecological mode
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2021/7/27
In temperate lakes, it is generally assumed that light rather than temperature constrains phytoplankton growth in winter. Rapid winter warming and increasing observations of winter blooms warrant more...
WETLAND CLASSIFICATION FOR BLACK DUCK HABITAT MANAGEMENT USING COMBINED POLARIMETRIC RADARSAT 2 AND SPOT IMAGERY
Wetlands Synthetic Aperture Radar Polarimetric data Decomposition Classification
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2018/5/16
The black duck population has decreased significantly due to loss of its breeding habitat. Wetlands are an important feature that relates to habitat management and requires monitoring. Synthetic Apert...
INVENTORY, MAPPING, GEOMORPHIC CHARACTERIZATION, AND VALIDATION OF DEEP-SETATED LANDSLIDES USING SKY-VIEW FACTOR VISUALIZATION: NORTHERN, CENTRAL, AND SOUTHERN TAIWAN
Deep-seated landslide LiDAR DEMs Sky-view factor Landslide micro-topography interpretation Landslide susceptibility
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2018/4/18
Extreme rainfall with long-term period plays a principal role in triggering deep-seated landslide around the mountainous area. A well-known typhoon Morakot, the most destructive event occurred in Augu...
FLASH FLOOD MAPPING FOR MOUNTAIN STREAMS USING HIGH-RESOLUTION ALOS-2 DATA
ALOS-2 Capacity building Flood detection Valley floodplain
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2018/4/18
This paper introduces a practical way to improve the risk management capacity and resilience of communities by utilizing a prompt flash flood map produced from very high spatial resolution ALOS-2 data...
INVENTORY, MAPPING, GEOMORPHIC CHARACTERIZATION, AND VALIDATION OF DEEP-SETATED LANDSLIDES USING SKY-VIEW FACTOR VISUALIZATION: NORTHERN, CENTRAL, AND SOUTHERN TAIWAN
Deep-seated landslide LiDAR DEMs Sky-view factor Landslide micro-topography interpretation Landslide susceptibility
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2018/5/8
Extreme rainfall with long-term period plays a principal role in triggering deep-seated landslide around the mountainous area. A well-known typhoon Morakot, the most destructive event occurred in Augu...
EXTREME HEAT EVENT RISK MAP CREATION USING A RULE-BASED CLASSIFICATION APPROACH
extreme heat wave vulnerability knowledge-based classification knowledge classifiers expert systems data mining risk mapping maps emergency management
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2015/1/9
During a 2011 summer dominated by headlines about an earthquake and a hurricane along the East Coast, extreme heat that silently killed scores of Americans largely went unnoticed by the media and publ...
Using high resolution satellite imagery to map aquatic macropyhtes on multiple lakes in northern Indiana
aquatic plants aquatic macropyhtes high resolution satellite imagery remote sensing Quickbird freshwater lakes Indiana Lagrange Noble
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2015/1/9
Resource managers need to be able to quickly and accurately map aquatic plants in freshwater lakes and ponds for regulatory purposes, to monitor the health of native species and to monitor the spread ...
Remote Sensing of Cyanobacteria in Case II Waters Using Optically Active Pigments, Chlorophyll a and Phycocyanin
Hyperspectral Remote Sensing Cyanobacteria Phycocyanin Chlorophyll a Blue-green Algae
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2015/1/9
Nuisance blue-green algal blooms contribute to aesthetic degradation of water resources and produce toxins that can have serious adverse human health effects. Current field-based methods for detecting...
Capacity survey of Nagarjuna Sagar reservoir, India using Linear Mixture Model (LMM) approach
Reservoir water-spread area capacity estimation sub-pixel approach.
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2014/11/19
Satellite data has long been in use to estimate the water-spread area at different water levels of
a reservoir. Traditional approaches such as maximum likelihood classification and band
threshold ...
Study of coal fire dynamics of Jharia coalfield using satellite data
Landsat-5 and Landsat-7 ETM+ data Fire dynamics
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2014/11/12
Jharia coalfield (JCF) is a treasure trove of the best quality prime coking coal of the country.
In the present paper, study reveals the coal fire propagation of JCF during the period from
1990 to...
Impact of urbanization on land use/land covers change using Geo-spatial techniques
GIS Land Use/Land Cover Remote Sensing Urbanization
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2014/11/12
Urbanization is the method of urban areas growth, which result in population growth, increase of built-up area, high density of population and it also psychological stage of urban way of life. Uncontr...
Computing pit excavation volume using Multiple Regression Analysis
Estimate Excavation Regression Pit Volume
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2014/11/12
Volume estimation of borrow pits is common application in civil Engineering. Several methods for volume estimation have been presented in literature. In general, they rely on a specific polynomial to ...
Drainage characteristics of Manchi basin, Karauli district, Eastern Rajasthan using remote sensing and GIS techniques
Basin Morphometric analysis ASTER data GIS Remote Sensing
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2014/11/12
An attempt has been made to study drainage morphometry of Manchi basin, which covers an area of 235.67 km2.Drainage Map prepared from Survey of India (SOI) toposheet and later updated from IRS-1C (LIS...
Simulation of rainfall-runoff process using HEC-HMS model for Balijore Nala watershed, Odisha, India
Hydrologic modeling rainfall-runoff simulation Balijore Nala watershed
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2014/11/11
Simulation of rainfall-runoff process using HEC-HMS model for Balijore Nala watershed, Odisha, India。
Assessment of spatio-temporal variations in land use land cover over pimipri chinch wad Municipal corporation using Remote sensing data
Land use/land cover (LULC) supervised classification
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2014/11/11
The status and trends of urban land use/land cover (LULC) significantly impacts the quality
of human life and urban ecosystems. Pimpri-Chinchwad (PCMC) is one of the rapidly
urbanizing municipal c...