A reconstruction of observed profiles in the sea East of Japan using vertical coupled temperature-salinity EOF modes

Journal of Oceanography

Volumn 59, Issue 2, 2003, Pages 173-186

  Fujii, Yosuke ^a   Kamachi, Masafumi ^a  

^a METEOROLOGICAL RESEARCH INSTITUTE   (Japan)

Author keywords

Data assimilation; EOF mode; NPIW; Salinity; Salinity estimation; Sea surface; Sea surface height; Variational method

Indexed keywords

DATA ASSIMILATION; EMPIRICAL ANALYSIS; ESTIMATION METHOD; NUMERICAL METHOD; SALINITY; SEA SURFACE HEIGHT; SEA SURFACE TEMPERATURE;

EID: 0037741312     PISSN: 09168370     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1025539104750     Document Type: Article

References (31)

1. Behringer, D. W., M. Ji and A. Leetmaa (1998): An improved coupled model for ENSO prediction and implications for ocean initialization. Part I: The ocean data assimilation system. Mon. Wea. Rev., 126, 1013-1021.
2. Cohn, S. E. (1997): An introduction to estimation theory. J. Met. Soc. Japan, 75, 257-288.
3. Conkright, M. E., S. Levitus, T. O'Brien, T. P. Boyer, C. Stephens, D. Johnson, L. Stathoplos, O. Baranova, J. Antonov, R. Gelfeld, J. Burney, J. Rochester and C. Forgy (1998): World Ocean Database 1998 CD-ROM Data Set Documentation Version 1.2. National Oceanographic Data Center Internal Report 14, NOAA, Washington, D.C., 37 pp.
4. Cooper, M. and K. Haines (1996): Altimetric assimilation with water property conservation. J. Geophys. Res., 101, 1059-1077.
5. Cooper, N. S. (1988): The effect of salinity on tropical ocean models. J. Phys, Oceanogr., 18, 697-707.
6. Courtier, P. (1997): Dual formulation of four-dimensional variational assimilation. Q. J. R. Meteorol. Soc., 123, 2449-2461.
7. De Mey, P. and A. Robinson (1987): Assimilation of altimeter eddy fields in a limited-area quasi geostrophic model. J. Phys. Oceanogr., 17, 2280-2293.
8. Fujii, Y. and M. Kamachi (2003): Nonlinear preconditioned descent methods without inversion of a first-guess covariance matrix in variational analysis. Tellus (submitted).
9. Fukumori, I. (1995): Assimilation of TOPEX sea level measurements with a reduced-gravity, shallow water model of tropical Pacific Ocean. J. Geophys. Res., 100, 25,027-25,039.
10. Fukumori, I. and P. Mallanotte-Rizzoli (1995): An approximate Kalman filter for ocean data assimilation. An example with an idealized Gulf Stream model. J. Geophys. Res., 100, 6777-6793.
11. Fukumori, I. and P. Wunsch (1991): Efficient representation of the North Atlantic hydrographic and chemical distributions. Prog. Oceanogr., 27, 111-195.
12. Garvart, M. and P. De Mey (1997): Isopycnal EOFs in the Azores current region: a statistical tool for dynamical analysis and data assimilation. J. Phys. Oceanogr., 27, 2146-2157.
13. Hanawa, K. (1998): A study of ocean variability in the mid latitude Pacific Ocean using historical data analysis. Rep. JAMSTEC, JAMSTEC, Yokosuka, Kanagawa, 59 pp.
14. Ji, M., A. Leetmaa and J. Derber (1995): An ocean analysis system for seasonal to interannual climate studies. Mon. Wea. Rev., 123, 460-481.
15. Ji, M., R. W. Reynolds and D. Behringer (2000): Use of TOPEX/ Poseidon sea level data for ocean analysis and ENSO prediction. Some early results. J. Climate, 13, 216-231.
16. Kuragano, T. and A. Shibata (1997): Sea surface dynamic height of the Pacific Ocean derived from TOPEX/POSEIDON altimeter data: calculation method and accuracy. J. Oceanogr., 53, 585-599.
17. Lagerloef, G. S. E., C. T. Swift and D. M. Le Vine (1995): Sea surface salinity: the next remote sensing challenge. Oceanography, 8, 44-50.
18. Le Traon, P. Y., M. Rienecker, P. Bahurel, M. Bell, H. Hurlburt and P. Dandin (1999): Operational oceanography and prediction-a GODAE perspective. In Solicited Papers in the Ocean Observing System for Climate, Ocean OBS 99, session 5B.
19. Le Vine, D., M. Kao, R. Garvine and T. Sanders (1998): Remote sensing of ocean salinity: Results from the Delaware coastal current experiment. J. Atmos. Oceanic Technol., 15, 1478-1484.
20. Lorenc, A. C. (1988): Optimal nonlinear objective analysis. Q. J. R. Meteorol. Soc., 114, 205-240.
21. Maes, C. (1998): Estimating the influence of salinity on sea level anomaly in the ocean. Geophys. Res. Lett., 25, 3551-3554.
22. Maes, C. (1999): 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.
23. Maes, C. and D. Behringer (2000): Using satellite-derived sea level and temperature profiles for determining the salinity variability. A new approach. J. Geophys. Res., 105, 8537-8548.
24. Maes, C., D. Behringer, R. W. Reynolds and M. Ji (2000): Retrospective analysis of the salinity variability in the western tropical Pacific Ocean using an indirect minimization approach. J. Atmos. Oceanic Technol., 17, 512-524.
25. Navon, I. M. and D. M. Legler (1987): Conjugate-gradient methods for large-scale minimization in Meteorology. Mon. Wea. Rev., 115, 1479-1502.
26. Smith, N.R., J. E. Blomley and G. Meyers (1991): A univariate statistical interpolation scheme for subsurface thermal analyses in the tropical oceans. Prog. Oceanogr., 28, 219-256.
27. Troccoli, A. and K. Haines (1999): Use of the temperature-salinity relation in a data assimilation context. J. Atmos. Oceanic Technol., 16, 2011-2025.
28. UNESCO (1981): Tenth report of the joint panel on oceanographic tables and standard, Sidney, B.C., September 1980. Unesco Technical Papers in Marine Science, 36, 25 pp.
29. Vossepoel, F. C. and D. W. Behringer (2000): Impact of sea level assimilation on salinity variability in the western equatorial Pacific. J. Phys. Oceanogr., 30, 1706-1721.
30. Vossepoel, F. C., R. W. Reynolds and L. Miller (1999): Use of sea level observations to estimate salinity variability in the tropical Pacific. J. Atmos. Oceanic Technol., 16, 1401-1415.
31. Woodgate, R. A. (1997): Can we assimilated temperature data alone into a full equation of state model? Ocean Modeling (unpublished manuscripts), 114, 4-5.