Precipitation Doppler Spectrum Reconstruction With Gaussian Process Prior

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Abstract

The challenge of reconstructing the Doppler spectrum of a precipitation-like event observed by a fast-scanning weather radar is addressed. A novel method is proposed where the echo sequence in time is assumed to be a complex Gaussian process with a known covariance structure. It is a two-step approach where the first step is the estimation of the hyperparameters of the covariance function with a maximum likelihood approach, and the second step is the reconstruction of the spectrum directly in the time or spectral domain. The proposed approach is applied to simulated data for hyper-parameter estimation performance analysis and real radar data for the complete Doppler spectrum reconstruction.
Original languageEnglish
Title of host publication2023 IEEE Conference on Antenna Measurements and Applications, CAMA 2023
Pages909-914
Number of pages6
ISBN (Electronic)9798350323047
DOIs
Publication statusPublished - 2024
EventIEEE International Conference on Antenna Measurements and Applications - Genoa, Italy
Duration: 15 Nov 202316 Nov 2023

Publication series

NameIEEE Conference on Antenna Measurements and Applications, CAMA
ISSN (Print)2474-1760
ISSN (Electronic)2643-6795

Conference

ConferenceIEEE International Conference on Antenna Measurements and Applications
Abbreviated titleIEEE CAMA 2023
Country/TerritoryItaly
CityGenoa
Period15/11/2316/11/23

Bibliographical note

Green Open Access added to TU Delft Institutional Repository ‘You share, we take care!’ – Taverne project https://www.openaccess.nl/en/you-share-we-take-care
Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

Keywords

  • Bayesian Inference
  • Weather Doppler Radar

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