Review of the different sources of uncertainty in single polarization radar-based estimates of rainfall

G Villarini, WF Krajewski - Surveys in geophysics, 2010 - Springer
It is well acknowledged that there are large uncertainties associated with radar-based
estimates of rainfall. Numerous sources of these errors are due to parameter estimation, the …

Rainfall and sampling uncertainties: A rain gauge perspective

G Villarini, PV Mandapaka… - Journal of …, 2008 - Wiley Online Library
Rain gauge networks provide rainfall measurements with a high degree of accuracy at
specific locations but, in most cases, the instruments are too sparsely distributed to …

Rainfall uncertainty in hydrological modelling: An evaluation of multiplicative error models

H McMillan, B Jackson, M Clark, D Kavetski… - Journal of Hydrology, 2011 - Elsevier
This paper presents an investigation of rainfall error models used in hydrological model
calibration and prediction. Traditional calibration methods assume input error to be …

Real‐time radar–rain‐gauge merging using spatio‐temporal co‐kriging with external drift in the alpine terrain of Switzerland

IV Sideris, M Gabella, R Erdin… - Quarterly Journal of the …, 2014 - Wiley Online Library
The problem of the optimal combination of rain‐gauge measurements and radar
precipitation estimates has been investigated. A method that attempts to generalize well …

Comparison of radar and gauge precipitation data in watershed models across varying spatial and temporal scales

K Price, ST Purucker, SR Kraemer… - Hydrological …, 2014 - Wiley Online Library
Precipitation is a key control on watershed hydrologic modelling output, with errors in rainfall
propagating through subsequent stages of water quantity and quality analysis. Most …

Correcting of real-time radar rainfall bias using a Kalman filtering approach

S Chumchean, A Seed, A Sharma - Journal of Hydrology, 2006 - Elsevier
This paper presents a method to adjust the mean field bias of radar rainfall estimates in real
time. The underlying philosophy for estimation of radar rainfall in real-time used in this study …

Improving radar-based estimation of rainfall over complex terrain

T Dinku, EN Anagnostou… - Journal of Applied …, 2002 - journals.ametsoc.org
This paper investigates a multicomponent radar-based rainfall estimation algorithm that
includes optimum parameter estimation and error correction schemes associated with radar …

An integrated approach to error correction for real-time radar-rainfall estimation

S Chumchean, A Sharma… - Journal of Atmospheric and …, 2006 - journals.ametsoc.org
A procedure for estimating radar rainfall in real time consists of three main steps: 1) the
measurement of reflectivity and removal of known sources of errors, 2) the conversion of the …

Estimating rainfall intensities from weather radar data: The scale-dependency problem

E Morin, WF Krajewski, DC Goodrich… - Journal of …, 2003 - journals.ametsoc.org
Meteorological radar is a remote sensing system that provides rainfall estimations at high
spatial and temporal resolutions. The radar-based rainfall intensities (R) are calculated from …

[HTML][HTML] Citizen rain gauges improve hourly radar rainfall bias correction using a two-step Kalman filter

PP Mapiam, M Methaprayun, T Bogaard… - Hydrology and Earth …, 2022 - hess.copernicus.org
The low density of conventional rain gauge networks is often a limiting factor for radar
rainfall bias correction. Citizen rain gauges offer a promising opportunity to collect rainfall …