Response of model simulated weather parameters to round-off-errors on different systems

Environmental Modelling and Software

Volumn 22, Issue 8, 2007, Pages 1164-1174

  Goel, S ^a   Dash, S K ^a  

^a INDIAN INSTITUTE OF TECHNOLOGY DELHI   (India)

Author keywords

Floating point arithmetic; General Circulation Model (GCM); Iterative process; Model simulation; Round off errors; Spectral method

Indexed keywords

COMPUTER ARCHITECTURE; COMPUTER SIMULATION; DIGITAL ARITHMETIC; MATHEMATICAL MODELS; METEOROLOGY; PARAMETER ESTIMATION;

GENERAL CIRCULATION MODELS (GCM); ITERATIVE PROCESS; MODEL SIMULATION; ROUND OFF ERRORS; SPECTRAL METHOD;

WEATHER FORECASTING;

AIR TEMPERATURE; CIRCULATION MODELING; ERROR CORRECTION; NUMERICAL MODEL; PRECIPITATION (CLIMATOLOGY); SEA SURFACE; SIMULATION; SPECTRAL ANALYSIS; TROPICAL REGION; WEATHER FORECASTING; WIND;

EID: 33947729342     PISSN: 13648152     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.envsoft.2006.06.011     Document Type: Article

References (12)

1. Bourke W., McAvaney B., Puri K., and Thurling R. Global modelling of atmospheric flow by spectral methods in computational physics. In: Chang J. (Ed). General Circulation Modes of the Atmosphere 7 (1977), Academic Press, New York 267-324
2. Charles R.P., Szinvelski, Marco T.M.B., Vilhena, Jonas C., and Carvalho G. Semi-analytical solution of the asymptotic Langevin Equation by the Picard Iterative Method. Environmental Modelling & Software 21 3 (2006) 406-410
3. Dash S.K., and Jha B. Global numerical weather model integrated on a transputer-based parallel computer. Computing System Science & Engineering 2 (1996) 93-98
4. Gentleman, W.W., Sande, G., 1966. Fast Fourier transform for fun and profit. Proceedings of AFIPS Fall Joint Computer Conference, Spartan Books, New York, 29, 573-578.
5. Lorenz E.N. The Essence of Chaos (1993), University of Washington Press, Seattle
6. Rosinski J.M., and Williamson D.L. The accumulation of rounding errors and port validation for global atmospheric models. SIAM Journal of Scientific Computing 18 2 (1997) 552-564
7. Selvam A.M. Universal quantification for deterministic chaos in dynamical systems. Applied Math. Modelling 17 (1993) 642-649
8. Selvam A.M., and Fadnavis S. Signatures of a universal spectrum for atmospheric interannual variability in some disparate climatic regimes. Meteorology and Atmospheric Physics 66 (1998) 87-112 (Springer-Verlag, Austria)
9. Sinha, U.N., Ravi, S., Nanjundiah, A., 1996. Decade of parallel meteorological computing on the flosolver, Proceedings of Seventh ECMWF Workshop on the Use of Parallel Processors in Meteorology 449-455.
10. Toshiba K., and Bede L. Accumulation of round-off-errors in fast fourier transforms. Journal of the Association for Computing Machinery 17 4 (1970) 637-654
11. 1. UBC weather forecast team, .
12. 2. Numerical Weather Prediction System Overview, .