搜索结果: 1-10 共查到“水文物理学 uncertainty”相关记录10条 . 查询时间(1.363 秒)
Spatial uncertainty assessment in modelling reference evapotranspiration at regional scale
evapotranspiration regional scale
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2010/12/22
Evapotranspiration is one of the major components of the water balance and has been identified as a key factor in hydrological modelling. For this reason, several methods have been developed to calcul...
Uncertainty in the determination of soil hydraulic parameters and its influence on the performance of two hydrological models of different complexity
soil hydraulic parameters performance two hydrological models different complexity
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2010/2/20
Data of soil hydraulic properties forms often a limiting factor in unsaturated zone modelling, especially at the larger scales. Investigations for the hydraulic characterization of soils are time-cons...
Estimation and propagation of parametric uncertainty in environmental models
Estimation propagation parametric uncertainty environmental models
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2009/12/4
It is proposed that a numerical environmental model cannot be justified for predictive tasks without an implicit uncertainty analysis which uses reliable and transparent methods. Various methods of un...
Spatial decisions under uncertainty:fuzzy inference in urban water management
Spatial decisions under uncertainty fuzzy inference urban water management
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2009/12/4
The endogenous complexity and spatial nature of the problems encountered in the urban water management environment present decision-makers with three major problems: (a) in the urban environment, ever...
Sensitivity and uncertainty analysis for river quality modelling
Sensitivity analysis uncertainty analysis river quality modelling
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2009/12/4
Uncertainty analysis for model simulation is of growing importance in the field of water quality management. The importance of this concern is provided by recent public awareness over health risks fro...
A spatial multi-objective decision-making under uncertainty for water resources management
spatial multi-objective decision-making uncertainty water resources management
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2009/12/4
Water resources decision-making is a spatial problem. Topographical features of the region, location of water resources management infrastructure, interaction between the water resources system and ot...
Meteorological uncertainty and rainfall downscaling
Meteorological uncertainty rainfall downscaling
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2009/11/3
We explore the sources of forecast uncertainty in a mixed dynamical-stochastic ensemble prediction chain for small-scale precipitation, suitable for hydrological applications. To this end, we apply th...
A novel approach to parameter uncertainty analysis of hydrological models using neural networks
hydrological models neural networks Artificial Neural Network
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2009/7/22
In this study, a methodology has been developed to emulate a time consuming Monte Carlo (MC) simulation by using an Artificial Neural Network (ANN) for the assessment of model parametric uncertainty. ...
Spatial and temporal patterns of land surface fluxes from remotely sensed surface temperatures within an uncertainty modelling framework
Generalised Likelihood Uncertainty Estimation land surface fluxes surface temperatures
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2009/5/18
Characterising the development of evapotranspiration through time is a difficult task, particularly when utilising remote sensing data, because retrieved information is often spatially dense, but temp...
Precipitation forecasts and their uncertainty as input into hydrological models
rainstorms European Centre for Medium-Range Weather Forecasts
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2009/5/18
Torrential streams and fast runoff are characteristic of most Slovenian rivers and extensive damage is caused almost every year by rainstorms affecting different regions of Slovenia. Rainfall-runoff m...