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A Localized Adaptive Particle Filter within an Operational NWP Framework
Publisher: American Meteorological Society
Abstract: Particle filters are well known in statistics. They have a long tradition in the framework of ensemble data assimilation (EDA) as well as Markov chain Monte Carlo (MCMC) methods. A key challenge today is to employ such ...
On the Orthogonalization of Bred Vectors
Publisher: American Meteorological Society
Abstract: The key to the improvement of the quality of ensemble forecasts assessing the inherent flow uncertainties is the choice of the initial ensemble perturbations. To generate such perturbations, the breeding of growing modes ...
The Use of GPS Measurements for Water Vapor Determination
Publisher: American Meteorological Society
Abstract: A workshop on the use of Global Positioning System (GPS) measurements in weather and climate with emphasis on water vapor determination, was organized by the National Environmental Research Council's (NERC) Environmental ...