Oral Programme NP5.2

Data assimilation and inverse problems in the presence of nonlinearities
Convener: Olivier Talagrand 
Co-Conveners: Peter Jan van Leeuwen , Jeannot Trampert
Session DetailsPoster Programme

Related event:PSD52 – NP5.2



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Wednesday, 05 May 2010
Room: 19
Chairperson: Peter Jan van Leeuwen
10:30–10:45
EGU2010-2413
Ionel Michael Navon
Comparison of Ensemble Data Assimilation methods for the shallow water equations with nonlinear observation operators

10:45–11:00
EGU2010-8351
Xiaodong Luo, Irene Moroz, and Ibrahim Hoteit
Handling nonlinearity in two nonlinear Kalman filters with symmetric analysis ensembles

11:00–11:15
EGU2010-9259
Jelena Bojarova and Nils Gustafsson
The implementation of the hybrid ETKF-Variational data assimilation scheme in the HIRLAM forecasing system

11:15–11:30
EGU2010-6198
Alexandre Chorin, Robert Miller, and Xuemin Tu
Implicit particle filters and applications

11:30–11:45
EGU2010-4638
Anna Trevisan, Massimo D'Isidoro, and Olivier Talagrand
4DVar Assimilation in the Unstable Subspace : existence of an optimal subspace dimension

11:45–12:00
EGU2010-11435
Amit Apte and Christopher Jones
Saddles and centers: effects of nonlinearity on assimilation

LUNCH BREAK
Chairperson: Olivier Talagrand
13:30–13:45
EGU2010-1809
Andreas Fichtner
Full seismic waveform tomography: methodological developments and phenomenology of non-linear effects

13:45–14:00
EGU2010-2739
Yajing Yan, Virginie Pinel, Emmanuel Trouvé, and Erwan Pathier
Assimilation of D-InSAR and sub-pixel image correlation displacement measurements for coseismic fault parameter estimation: Application to the 2005 Kashmir earthquake

14:00–14:15
EGU2010-10637
Haroldo Campos Velho, Fabricio Härter, Rosangela Cintra, and Helaine Furtado
Some experiments with artificial neural networks in data assimilation (withdrawn)

14:15–14:30
EGU2010-4640
Werner Kramer, Peter Jan van Leeuwen, Stefano Pierieni, and Henk Dijkstra
An Optimal Observing System Study for the Kuroshio Extension using Particle Filters

14:30–14:45
EGU2010-10412
Peter Bauer, Roberto Buizza, Carla Cardinali, and Jean Noel Thepaut
Singular vector-based thinning of satellite data

14:45–15:00
EGU2010-12373
Joanna Pelc, Ghada El Serafy, and Arnold Heemink
Model-reduced 4D-Var data assimilation in ecological modeling


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