WWRP/THORPEX WORKSHOP on 4D-VAR and
ENSEMBLE KALMAN FILTER INTER-COMPARISONS

BUENOS AIRES - ARGENTINA, 10-13 NOVEMBER 2008

POSTER SESSION

 

Last Updated:  November 18,  2008

To get the poster click on the red number px.x 
To get the pdf document click on the pdf icon 

Monday 10 November
 
  Poster Session 1:
 

p1.1

Aravequia Jose A. A080902741.doc

 

p1.2

Cosme Emmanuel : A080829629.pdf

 

p1.3

Ham Yoo-Geun A080830534.pdf

 

POSTER
p1.4

Yuki Honda and Ken Sawada
Comparison of a pre-operational 4D-Var with the operational 4D-Var for mesoscale analysis
 A080926581.doc

  p1.5 Kan Ji-Sun A0810300668.pdf
 

POSTER
p1.6

Takuya Kawabata, Tohru Kuroda , Hiromu Seko , Kazuo Saito.  Development and Results of a Cloud-Resolving Nonhydrostatic 4DVAR Assimilation System (NHM-4DVAR)
 
A080901268.pdf

 

p1.7

Kazuyuki Miyazaki A080826119.pdf

 

POSTER
p1.8

D. McLaughlin, A. Ahanin, D. Entekhabi, P. Malanotte-Rizzoli.  Robust Reduced Rank Filtering for Chaotic Systems

 

POSTER
p1.9

Herschel Mitchell and Peter Houtekamer
Can Ensemble Kalman Filter Performance be Improved by Better Respecting Monte Carlo Principles? A Study with the Logistic Map.  
A081020698.pdf

 

POSTER
p1.10

Manuel Pulido. Using four dimensional variational assimilation to estimate model parameters: subgrid momentum forcing A080319488.pdf

 

p1.11

Xu Liang

 

p1.12

Xu Qin A080707855.doc

 

POSTER
p1.13

J. Zavala-Garay,  J. Wilkin,  H. Arango,  J. Levin, G. Zhang and A. M. Moore. Strong-constraint variational data assimilation in the Ocean Modeling System (ROMS) A081014868.pdf

 
  Poster Session 2: Balance
  p2.1 Bishop Craig
 

POSTER
p2.2

Jean-François Caron, Luc Fillion
Accounting for Particular Balance Properties Over Precipitation Areas within Variational Data Assimilation Systems.

A080927727.pdf

  POSTER
p2.3
Steven J. Greybush, Eugenia Kalnay, Takemasa Miyoshi
EnKF Localization Techniques and Balance
A080829814.pdf
  p2.4 Krymskaya Mariya
  POSTER
p2.5

B. Powell, A. Moore, H. Arango, E. Di Lorenzo, R. Milliff
Near Real-Time 4DVAR Assimilation and Ensemble Prediction with ROMS  
A080408011.pdf

  POSTER
p2.6
Clemente A. S. Tanajura and Konstantin Belyaev
A sequential data assimilation method based on the properties of a diffusion-type process and its applications with the ocean models MOM4 and HYCOM
A080720674.pdf
 
Tuesday 11 November
 
  Poster Session 3: Issues of nonlinearity and non-gaussianity
 

POSTER
p3.1

Konstantin Belyaev and Clemente A. S. Tanajura
A sequential Data Assimilation Method Based on Diffusion Approximation: General and Specific Aspects
A080720649.pdf

 

p3.2

Santos Isimar A080707568.pdf

  POSTER
p3.3

Seung-Jong Baek, Istvan Szunyogh, Brian R. Hunt and Edward Ott.  Correcting for surface pressure background bias in ensemble-based analyses  A080831490.pdf

  p3.4

Vukicevic Tomislava. A080815005.pdf

 
  Poster Session 4: Model error and data assimilation
  p4.1 Boyouk Neda. A070903480.pdf
 

POSTER
p4.2

Alberto Carrassi, Stephane Vannitsem and Catherine Nicolis
Model error and sequential data assimilation. A deterministic formulation
A080901386.pdf
  p4.3 Hanea Remus   A080407627.pdf
  POSTER
p4.4
Martin Verlaan and Alina Barbu.
Square root filters in the presence of model error
 
Wednesday 12 November
 
  Poster Session 5: Background error estimation
 
  POSTER
p5.1
Tijana Janjic, Lars Nerger and J. Schroeter
 On domain localization in ensemble based Kalman Filter algorithms.  
  A080826828.pdf
 

POSTER
p5.2

M. Lindskog, N. Gustafsson, S. Thorsteinsson, T. Landelius, P. Dahlgren and P. Unden
Background Errors in Hirlam 4D-Var 
A080704462.pdf
 

POSTER
p5.3

Laure Raynaud, Loik Berre and Gerald Desroziers
Objective filtering of ensemble-based background-error variances.
A080807356.pdf

  p5.4 Sumihar Julius Harry A080815539.pdf
  POSTER
p5.5
Genta Ueno and Takashi Tsuchiya
Covariance regularization through a Gaussian graphical model
A080830378.pdf
 
  Poster Session 6: Computational Issues
   
 

POSTER
p6.1

Bowler Neill
Revised localisation in the ETKF of the Met Office ensemble
 
   A080922631.txt
 

POSTER
p6.2

Cecile Loo. Incremental 4D-Var convergence study in operational context at Meteo-France
 

p6.3

Saide Pablo  A080901078.pdf
 

p6.4

Sapucci Luiz F. A080901543.pdf
 

POSTER
p6.5

Verlaan Martin.
OpenDA data-assimilation toolbox
 
Thursday 13 November
   
  Poster Session 7: Validation and intercomparations
   
  p7.1

Buehner Mark  A080820921.pdf

  p7.2

Cosme Emmanuel A080829647.pdf

  POSTER
p7.3

G. Desroziers, L. Berre, V. Chabot and B. Chapnik.
A posteriori diagnostics in an ensemble of perturbed analyses
.
A080829513.pdf

  p7.4

Ngodock Hans  A070726855.pdf

  p7.5

Piccolo Chiara A080829371.pdf

 

POSTER
p7.6

Justyna Przybysz-Jarnut
Comparision between Representer Method and the EnKF for flow in porous media applications.
A080416412.pdf

 

POSTER
p7.7

Lin Wu, Vivien Mallet, Marc Bocquet and Bruno Sportisse
A Comparison Study of Data Assimilation Algorithms for Ozone Forecasts.

  POSTER
p7.8

Shu-Chih Yang, Eugenia Kalnay, Matteo Corazza, Alberto Carrassi, Takemasa Miyoshi, Brian Hunt and Neill E. Bowler
Local Ensemble Transform Kalman Filter, 3D-Var and 4D-Var in the Quasi-Geostrophic model 
  A080912379.pdf

  p7.9

Zhao Allen.  A080825635.doc

 
  Poster Session 8: Synergistic
   
  POSTER
p8.1
T.R. Bewley, J.B. Cessna, C.H. Colburn, R.H. Krohn, D.D. Zhang
Hybrid Ensemble/Variational Estimation (EnVE) and Adaptive Observation (EnVO)
 
  POSTER
p8.2
Kayo Ide, Guillaume Verineries, Chris Jones, Amarjit Budhiraja, Elaine Spiller
Some Theoretical Aspects of Lagrangian Data Assimilation
  p8.3 Saynisch Jan
 A081103708.pdf