Isopyenal empirical orthogonal functions (EOFs) in the North and tropical Atlantic and their use in estimation problems

Journal of Geophysical Research: Oceans

Volumn 107, Issue 8, 2002, Pages

  Faucher, P ^a   Gavart, M ^a   De Mey, P ^a  

^a Lab Etud Geophys/Oceanogr Spat   (France)

Author keywords

EOFs; Isopycnal coordinates; North Atlantic; Order reduction; State estimation; Verticial variability

Indexed keywords

ISOPYCNAL LAYER; PRINCIPAL COMPONENT ANALYSIS; THERMODYNAMICS; VERTICAL PROFILE;

(NORTH); (TROPICAL); ATLANTIC OCEAN;

EID: 0037104886     PISSN: None     EISSN: 21699291     Source Type: Journal    
DOI: None     Document Type: Article

References (38)

1. Armi, L., D. Hebert, N. Oakey, J. F. Price, P. L. Richardson, T. Rossby, and B. Ruddick, Two years in the life of a Mediterranean salt lens, J. Phys. Oceanogr., 19, 354-370, 1989.
2. Bleck, R., and L. T. Smith, A wind-driven isopycnic coordinate model of the North and equatorial Atlantic ocean, 2. Model development and supporting experiments, J. Geophys. Res., 95, 3273-3286, 1990.
3. Carnes, M. R., J. L. Mitchell, and P. W. deWitt, Synthetic temperature profiles derived from Geosat altimetry: Comparison with air-dropped expendable bathythermograph profiles, J. Geophys. Res., 95, 17,979-17,992, 1990.
4. Chassignet, E., Rings in numerical models of ocean general circulation: A statistical study, J. Geophys. Res., 97, 9479-9492, 1992.
5. Chelton, D. B., R. A. Deszoeke, M. G. Schlax, K. El Naggar, and N. Siwertz, Geographical variability of the first baroclinic Rossby radius of deformation, J. Phys. Oceanogr., 28, 433-460, 1998.
6. Cooper, M., and K. Haines, Altimetric assimilation with water property conservation, J. Geophys. Res., 101, 1059-1077, 1996.
7. Dantzler, H. L., Jr., Potential energy maxima in the tropical and subtropical North Atlantic, J. Phys. Oceanogr., 7, 512-519, 1977.
8. De Mey, P., Data assimilation at the oceanic meso-scale: A review, J. Meteorol. Soc. Jpn., 75, 415-427, 1997.
9. De Mey, P., and M. Benkiran, A multivariate reduced-order optimal interpolation method and its application to the Mediterranean basin- scale circulation, in Ocean Forecasting: Conceptual Basis and Applications, edited by N. Pinardi, Springer-Verlag, New York, pp. 281-305, 2002.
10. De Mey, P., and A. R. Robinson, Assimilation of altimeter eddy fields in a limited-area quasi-geostrophic model, J. Phys. Oceanogr., 17, 2280-2293, 1987.
11. Emery, W. J., W. G. Lee, and L. Magaard, Geographic and seasonal distributions of Brunt-Väisälä frequency and Rossby radii in the North Pacific and North Atlantic, J. Phys. Oceanogr., 14, 294-317, 1984.
12. Eymard, L., Study of the air-sea interactions at the mesoscale: The SEMAPHORE experiment, Ann. Geophys., 14, 986-1015, 1996.
13. Fischer, M., and M. Latif, Assimilation of temperature and sea level observations into a primitive equation model of the tropical Pacific, J. Mar. Syst., 6, 31-46, 1995.
14. Fukumori, I., and C. Wunsch, Efficient representation of the North Atlantic hydrographic and chemical distributions, Prog. Oceanogr., 27, 111-195, 1991.
15. Gavart, M., Modélisation et assimilation de données dans un modéle de circulation océanique à méso-échelle: Application à la campagne semaphore, doctoral thesis, 248 pp., Université Paul Sabatier, Toulouse, 1996.
16. Gavart, M., and P. De Mey, Isopycnal EOFs in the Azores Current region: A statistical tool for dynamical analysis and data assimilation, J. Phys. Oceanogr., 27, 2146-2157, 1997.
17. Gavart, M., P. De Mey, and G. Caniaux, Assimilation of satellite altimeter data in a primitive equation model of the Azores-Madeira region, Dyn. Atmos. Oceans, 29, 217-254, 1999.
18. Gilson, J., D. Roemmich, B. Cornuelle, and L. L. Fu, Relationship of TOPEX-POSEIDON altimetric height to steric height and circulation in the North Pacific, J. Geophys. Res., 103, 27,947-27,965, 1998.
19. Hayes, S. P., and D. Halpern, Correlation of current and sea level in the eastern equatorial Pacific, J. Phys. Oceanogr., 14, 811-824, 1984.
20. Lamb, P. J., On the mixed-layer climatology of the North and tropical Atlantic, Tellus, Ser. A, 36, 292-305, 1984.
21. Maes, C., A note on the vertical scales of temperature and salinity and their signature in dynamic height in the western Pacific Ocean: Implications for data assimilation, J. Geophys. Res., 104, 11,037-11,048, 1999.
22. McDougall, T. J., Neutral surfaces, J. Phys. Oceanogr., 17, 1950-1964, 1987.
23. Mellor, G. L., and T. Ezer, A Gulf Stream model and an altimetry assimilation scheme, J. Geophys. Res., 96, 8779-8795, 1991.
24. Mercier, H., and A. Colin de Verdière, Space and time scales of mesoscale motions in the eastern North Atlantic, J. Phys. Oceanogr., 15, 171-183, 1985.
25. Mercier, H., M. Ollitrault, and P. Y. Le Traon, An inverse model of the North Atlantic general circulation using Lagrangian float data, J. Phys. Oceanogr., 23, 689-715, 1993.
26. Miller, L., and R. Chency, Large-scale meridional transport in the tropical Pacific Ocean during the 1986-1987 El Nino from Geosat, J. Geophys. Res., 95, 17,905-17,919, 1990.
27. New, A., and R. Bleck, An isopycnic model study of the North Atlantic, part II, Interdecadal variability of the subtropical gyre, J. Phys. Oceanogr., 25, 2700-2714, 1995.
28. Pedlosky, J., Geophysical Fluid Dynamics, 2nd ed., 710 pp., Springer-Verlag, New York, 1987.
29. Pham, D. T., J. Verron, and M. C. Roubaud, A singular evolutive extended Kalman filter for data assimilation in oceanography, J. Mar. Syst., 16, 323-340, 1998.
30. Preisendorfer, R. W., Principal Component Analysis in Meteorology and Oceanography, 425 pp., Elsevier Sci., New York, 1988.
31. Reynaud, T., P. Legrand, H. Mercier, and B. Barnier, A new analysis of hydrographic data in the Atlantic and its application to an inverse modelling study, Int. World Ocean Circ. Exp. Newsl., 32, 29-31, 1998.
32. Rienecker, M. M., and D. Adamec, Assimilation of altimeter data into a quasigeostrophic ocean model using optimal interpolation and EOFs, J. Mar. Syst., 6, 125-143, 1995.
33. Schmitz, W. J., Jr., and M. S. McCartney, On the North Atlantic circulation, Rev. Geophys., 31, 29-49, 1993.
34. Smith, L. T., E. P. Chassignet, and R. Bleck, The impact of lateral boundary conditions and horizontal resolution on North Atlantic water mass transformations and pathways in an isopycnic coordinate ocean model, J. Phys. Oceanogr., 30, 137-159, 2000.
35. Sy, A., Investigation of large-scale circulation patterns in the central North Atlantic: The North Atlantic current, the Azores current, and the Mediterranean water plume in the area of the Mid-Atlantic Ridge, Deep-Sea Res., 35, 383-413, 1988.
36. UNESCO, Tenth report of the joint panel on oceanographic tables and standards, UNESCO Tech. Pap. in Mar. Sci., 37, Paris, 1981.
37. Wunsch, C., The vertical partition of oceanic horizontal kinetic energy, J. Phys. Oceanogr., 27, 1770-1794, 1997.
38. Zenk, W., B. Klein, and M. Schröder, Cape Verde Frontal Zone, Deep-Sea Res., 38, S505-S530, 1991.