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Downscaling model

Assessment of future temperature change scenario by statistical downscaling model (canesm2) in abaya chamo sub basin, Ethiopia

Assessment of future temperature change scenario by statistical downscaling model (canesm2) in abaya chamo sub basin, Ethiopia

... statistical downscaling model (SDSM) and the second generation Canadian Earth System Model (CanESM2) General Circulation Model (GCM) output, which is significant for assessment of temperature ...

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An Urban-Conscious Rapid Wind Downscaling Model for Early Design Stages

An Urban-Conscious Rapid Wind Downscaling Model for Early Design Stages

... wind downscaling model that can rapidly assess urban contexts to relate climate data in a large spatial resolution for a smaller-scale ...new model strives for prediction accuracy and computational ...

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Solving the Uniform Density Constraint in a Stochastic Downscaling Model

Solving the Uniform Density Constraint in a Stochastic Downscaling Model

... prediction model, we simulate some particles that are moved thanks to a Stochastic Lagrangian model adapted from the PDF methods proposed by ...atmospheric model imposes that the mass density ρ is ...

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Reducing Downscaling & Model Uncertainties in CMIP5 Decadal Hindcasts/ Projections.

Reducing Downscaling & Model Uncertainties in CMIP5 Decadal Hindcasts/ Projections.

... single model is to pool ensembles from all the models which is known as equal ...combing model results into single or multivariate ...skillful model as model strengths and weaknesses are ...

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Statistical Downscaling of General Circulation Model Outputs to Precipitation - part 1: calibration and validation

Statistical Downscaling of General Circulation Model Outputs to Precipitation - part 1: calibration and validation

... the downscaling models in each calendar ...the downscaling models consisted of: surface precipitation rate; specific humidity, relative humidity and geopoten- tial heights at various pressure levels; mean ...

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Uncertainty in Precipitation Projection under Changing Climate Conditions: A Regional Case Study

Uncertainty in Precipitation Projection under Changing Climate Conditions: A Regional Case Study

... and downscaling model for the assessment of the climate change impacts on total monthly precipitation in the Campbell River basin, BC, Canada (Figure ...six downscaling methods. GCM simulations from ...

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ENSO influence on surface energy and mass balance at Shallap Glacier, Cordillera Blanca, Peru

ENSO influence on surface energy and mass balance at Shallap Glacier, Cordillera Blanca, Peru

... process-based model driven by observa- tions at Shallap Glacier (Cordillera Blanca, ...regression-based downscaling model that links the local SEB/SMB fluxes to atmospheric reanaly- sis variables on ...

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Multi-model ensemble approach for statistically downscaling general circulation model outputs to precipitation

Multi-model ensemble approach for statistically downscaling general circulation model outputs to precipitation

... the downscaling model for the projection of climate into ...the downscaling model is developed with some reanalysis outputs which are of higher quality (due to quality controlling and ...

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Chaotic Statistical Downscaling (CSD): Application and Comparison in the Bogotá River Basin

Chaotic Statistical Downscaling (CSD): Application and Comparison in the Bogotá River Basin

... Statistical Downscaling model (CSD) evaluate the presence of deterministic chaos for different rainfall accumulation intervals for both of the time series (rainfall gauge stations and the global climate ...

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Catchment Scale Downscaling of Hydroclimatic Variables from
General Circulation Model Outputs

Catchment Scale Downscaling of Hydroclimatic Variables from General Circulation Model Outputs

... statistically downscaling monthly precipitation. The first model was developed with National Centers for Environmental Prediction/National Center for Atmospheric Research (NCEP/NCAR) reanalysis outputs and ...

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Incorporation of Long Term Climate Changes in Hydrological Modelling

Incorporation of Long Term Climate Changes in Hydrological Modelling

... circulation model (GCM) to project future global climate scenarios; (2) establishing statistical relationships between GCM data and observed data using Statistical Downscaling Model (SDSM); (3) ...

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An adaptive two stage analog/regression model for probabilistic prediction of small scale precipitation in France

An adaptive two stage analog/regression model for probabilistic prediction of small scale precipitation in France

... log/regression downscaling model for the probabilistic pre- diction of small-scale daily precipitation: for each predic- tion day, the statistical downscaling link between some large- scale ...

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Comparison of data driven methods for downscaling ensemble weather forecasts

Comparison of data driven methods for downscaling ensemble weather forecasts

... statistical downscaling model (SDSM), a time lagged feedforward neural network (TLFN), and an evolutionary polynomial regression (EPR) technique for downscaling numerical weather ensemble forecasts ...

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Evaluation of Various Linear Regression Methods for Downscaling of Mean Monthly Precipitation in Arid Pichola Watershed

Evaluation of Various Linear Regression Methods for Downscaling of Mean Monthly Precipitation in Arid Pichola Watershed

... Seven predictor variables namely air temperature at 925 mb, 500 mb and 200 mb, zonal wind (925 mb); merido- inal wind (925 mb); zeo-potential height 500 mb and 200 mb at 9 NCEP grid points with a dimensionality of 63, ...

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The effect of empirical statistical correction of intensity dependent model errors on the temperature climate change signal

The effect of empirical statistical correction of intensity dependent model errors on the temperature climate change signal

... like in the single-model case, and secondly the covariance term, which adds an offset. Figure 6b visualizes the corre- sponding error in the CCS in relative terms: positive multi- model mean error slopes ...

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Expected Future Precipitation in Central Iraq Using LARS WG Stochastic Weather Generator

Expected Future Precipitation in Central Iraq Using LARS WG Stochastic Weather Generator

... Weather generators are classified as statistical models used to generate a long synthetic series of data, fill in missing data and produce different realizations of the same data [16]. They employ random number ...

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Comparison of Historical Precipitation Data between Cordex Model and Imd Over Malaprabha River Basin, Karnataka State, India

Comparison of Historical Precipitation Data between Cordex Model and Imd Over Malaprabha River Basin, Karnataka State, India

... The precipitation data (CORDEX) for all the 250 grid points covering Karnataka state were downloaded from Centre for Climate Change Research, Pune, India (http://cccr.tropmet.res.in/home/data_cccrdx.jsp). Since the data ...

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Support Vector Regression In Statistical Downscaling For Rainfall Forecasting

Support Vector Regression In Statistical Downscaling For Rainfall Forecasting

... Statistical Downscaling (SD) is a downscaling technique in which data on a large-scale grid over a certain period and time period is used as a basis for determining data on a smaller scale ...SD ...

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Online Full Text

Online Full Text

... three downscaling models—relevance vector machine (RVM), least square support vector machine (LSSVM) and back propagation neural network ...RVM model was an effective way to assess climate change impact on ...

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Multi-year downscaling application of two-way coupled WRF v3.4 and CMAQ v5.0.2 over east Asia for regional climate and air quality modeling: model evaluation and aerosol direct effects

Multi-year downscaling application of two-way coupled WRF v3.4 and CMAQ v5.0.2 over east Asia for regional climate and air quality modeling: model evaluation and aerosol direct effects

... dynamical downscaling and chemical composition downscaling from the CESM-NCSU were ap- plied following the work of Yahya et ...dynamical downscaling methods fully take advantage of global ...

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