EGU General Assembly 2007
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  Oral Programme - NP5.02 Data assimilation in the presence of nonlinearities (co-listed in AS)

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Convener: Talagrand, O.
Co-Convener:
Co-Sponsorship: AGU Nonlinear Focus Group

Thursday, 19 April 2007

Lecture Room: Lecture Room 22

Chairperson: N.N.

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11:15 - 11:30
EGU2007-A-07092;  NP5.02-1TH2O-004
Ueno, G.; Higuchi, T.; Kagimoto, T.; Hirose, N.
State estimation of an intermediate coupled model by the ensemble Kalman filter and smoother

11:30 - 11:45
EGU2007-A-02566;  NP5.02-1TH2O-006
Frydendall, JF; Sørensen, JTS; Madsen, HM
Comparison of the SIRF and EnKF on the Lorenz two scale system

11:45 - 12:00
EGU2007-A-03584;  NP5.02-1TH2O-005
Van Leeuwen, P.J.
A two-step particle smoother for large-scale problems

12:00
LUNCH BREAK

Chairperson: N.N.

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13:30 - 13:45
EGU2007-A-03147;  NP5.02-1TH3O-001
Nakano, S.; Ueno, G.; Higuchi, T.
A particle filter with merging procedure for sequential data assimilation

13:45 - 14:00
EGU2007-A-11380;  NP5.02-1TH3O-002
Zhang, F.; Zhang, M.; Hansen, J.
Coupling ensemble Kalman filter with 4-D variational data assimilation

14:00 - 14:15
EGU2007-A-06891;  NP5.02-1TH3O-003
Carrassi, A.; Trevisan, A.; Descamps, L.; Talagrand, O.; Uboldi, F.
Controlling the instabilities along a 3DVar analysis cycle by assimilating in the unstable subspace: a comparison with the EnKF

14:15 - 14:30
EGU2007-A-04013;  NP5.02-1TH3O-004
El Akkraoui, A.; Gauthier, P.; Pellerin, S.
Intercomparison of the primal and dual formulations of variational data assimilation

14:30 - 14:45
EGU2007-A-01946;  NP5.02-1TH3O-005
Auroux, D.; Blum, J.
Back and forth nudging algorithm for data assimilation problems

14:45 - 15:00
EGU2007-A-00862;  NP5.02-1TH3O-006
Parmuzin, E.I.; Shutyaev, V.P.
Numerical solution of variational data assimilation problem for 3D ocean model with 1D nonlinear vertical heat exchange

15:00
COFFEE BREAK

Chairperson: N.N.

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15:30 - 15:45
EGU2007-A-04022;  NP5.02-1TH4O-001
Ricci, S.; Weaver, A.
Variational assimilation of sea surface temperature data in global ocean general circulation model

15:45 - 16:00
EGU2007-A-04834;  NP5.02-1TH4O-002
Korotaev , G.K.; Huot, E.; Le Dimet, F.-X; Herlin, I.; Stanichny, S.V.; Solovyev, D.M.
Assimilation of space imagery for retrieving of marine surface currents

16:00 - 16:15
EGU2007-A-09938;  NP5.02-1TH4O-003
Papadakis, N.; Memin, E.; Corpetti, T.
Variational estimation of 2D time consistent dense motion from image sequence

16:15 - 16:30
EGU2007-A-05031;  NP5.02-1TH4O-004
Ide, K.; Jones, C.; Liu, L.
Issues in Lagrangian data assimilation

16:30 - 16:45
EGU2007-A-07598;  NP5.02-1TH4O-005
Du, H.; Judd, K.; Khare, S.; Smith, L.A.
Nowcasting with Indistinguishable States

16:45 - 17:00
EGU2007-A-03176;  NP5.02-1TH4O-006
Ismail-Zadeh, A.; Schubert, G.; Tsepelev, I.; Korotkii, A.
Data assimilation in models of Earth’s mantle dynamics

17:00 - 17:15
EGU2007-A-05384;  NP5.02-1TH4O-007
Kurapov, A.; Egbert, G. ; Allen, J.; Miller, R.
Representer-based variational data assimilation in a nonlinear model of nearshore circulation

17:15
END OF SESSION




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