搜索结果: 1-15 共查到“水文学 Remote sensing”相关记录38条 . 查询时间(0.14 秒)
中国科学院地理科学与资源研究所莫兴国研究团队提出一个新的河道水位遥感反演方法新近在Remote Sensing of Environment 发表（图）
莫兴国 水位遥感 水文 水资源管理
2024/1/14
河道水位是洪水预报的关键变量，也是地表水资源供给能力的晴雨表。河道水位一般通过水文站实测，但由于全球水文站网密度稀疏，流域内存在大量的无河道水位观测断面，成为全流域精准防洪和水资源管理的硬件短板。测高卫星观测的水位数据可以覆盖全河道，这有力地提高了水位数据的空间代表能力。然而测高卫星要么空间分辨率太粗糙，无法识别小于80米的窄河道的水位；要么回访周期太长，无法探测河宽的关键时间变化节点。因此如何获...
Flood susceptible mapping and risk area delineation using logistic regression, GIS and remote sensing
Flood susceptibility analysis logistic regression model
2015/8/14
Recently, in the year 2006, 2007 and 2008 heavy monsoons rainfall have triggered floods along Malaysia's east coast as well as in different parts of the country. The hardest hit areas are along the ea...
Evaluating Groundwater Potential of a Hard-rock Aquifer Using Remote Sensing and Geophysics
Groundwater remote sensing geophysics well-yield
2015/8/14
Water constitutes one of the sensitive environmental parameters of the hydrological processes. Therefore, the study of water resources exploitation sustainable to the environment is important. Water r...
Sedimentation Study of Hirakud Reservoir through Remote Sensing Techniques
Sedimentation Reservoir Remote Sensing Techniques NIR
2015/8/13
Any reduction in water spread area at a specified elevation over a time period is indicative of sediment deposition at this level. This when integrated over a range of water stages helps in computing ...
Modeling and Understanding the Relationship between Vegetation and Rainfall of a Tropical Watershed using Remote Sensing Data and GIS
NDVI rainfall modelling calibration verification
2015/8/13
A model is developed to understand the relationship between satellite-derived NDVI and rainfall data in a large tropical catchment. Two Fourier-based modeling techniques with a seasonal component, viz...
Spatial Modeling for Hydrological Response Behavior of an Arid Watershed, India-Remote Sensing and GIS approach
land use land cover vegetation vigour runoff soil erosion remote sensing Geographic Information System GIS
2015/8/11
The paper discusses the applications of satellite remote sensing and GIS on characterization and spatial modeling of runoff and soil erosion of Birantiya Kalan, an arid watershed in the district of Pa...
Evaluation of Land Development Impact on a tropical Watershed Hydrology Using Remote Sensing and GIS
Land Development runoff HEC Water Resources GIS Remote Sensing
2015/8/11
Understanding how the land use change influence the river basin hydrology will enable planners to formulate policies to minimize the undesirable effects of future land use changes. Land cover changes ...
Land Use/Land Cover Changes and Groundwater Potential Zoning in and around Raniganj coal mining area, Bardhaman District, West Bengal - A GIS and Remote Sensing Approach
Land Use Land Cover Groundwater Zoning
2015/8/6
The Raniganj area has a long history of coal mining starting from 1744. This has resulted in major change in land use pattern and high groundwater abstraction leading to drinking water crisis especial...
Remote sensing & GIS applications for drainage detection and modeling in agricultural watersheds
Remote Sensing GIS
2015/1/16
The primary objective of this research involves mapping out and validating the existence of sub surface drainage tiles in a given cropland using Remote Sensing and GIS methodologies. The process is de...
REMOTE SENSING DATA ASSIMILATION IN WATER QUALITY NUMERICAL MODELS FOR SIMULATION OF WATER COLUMN TEMPERATURE
data assimilation numerical model water temperature
2015/1/16
Numerical models are important tools for simulating processes within complex natural systems, such as hydrodynamics and water quality processes within a water body. From decision makers’ perspectives,...
Evaluating Groundwater Potential of a Hard-rock Aquifer Using Remote Sensing and Geophysics
remote sensing geophysics well-yield
2015/1/8
Water constitutes one of the sensitive environmental parameters of the hydrological processes. Therefore, the study of water resources exploitation sustainable to the environment is important. Water r...
Evaluating Groundwater Potential of a Hard-rock Aquifer Using Remote Sensing and Geophysics
remote sensing geophysics well-yield
2015/1/8
Water constitutes one of the sensitive environmental parameters of the hydrological processes. Therefore, the study of water resources exploitation sustainable to the environment is important. Water r...
Flood susceptible mapping and risk area delineation using logistic regression, GIS and remote sensing
Flood susceptibility analysis logistic regression model Geographic Information System GIS Remote Sensing
2015/1/8
Recently, in the year 2006, 2007 and 2008 heavy monsoons rainfall have triggered floods along Malaysia's east coast as well as in different parts of the country. The hardest hit areas are along the ea...
Sedimentation Study of Hirakud Reservoir through Remote Sensing Techniques
Remote Sensing Techniques NIR
2015/1/7
Any reduction in water spread area at a specified elevation over a time period is indicative of sediment deposition at this level. This when integrated over a range of water stages helps in computing ...
Modeling and Understanding the Relationship between Vegetation and Rainfall of a Tropical Watershed using Remote Sensing Data and GIS
NDVI rainfall modelling calibration verification
2015/1/7
A model is developed to understand the relationship between satellite-derived NDVI and rainfall
data in a large tropical catchment. Two Fourier-based modeling techniques with a seasonal
component, v...