Zobrazeno 1 - 10 of 10 pro vyhledávání: '"Eugene Parmuzin"'
1
Akademický článek
Four-Dimensional Variational Data Assimilation and Sensitivity of Ocean Model State Variables to Observation Errors
Autor: Victor Shutyaev, Vladimir Zalesny, Valeriy Agoshkov, Eugene Parmuzin, Natalia Zakharova
Publikováno v: Journal of Marine Science and Engineering, Vol 11, Iss 6, p 1253 (2023)
The use of Four-Dimensional variational (4D-Var) data assimilation technology in the context of sea dynamics problems, with a sensitivity analysis of model results to observation errors, is presented. The technology is applied to a numerical model of
Externí odkaz: https://doaj.org/article/44b36b5120eb42c2827a819174871a2a
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2
Akademický článek
Numerical Modeling of Marine Circulation with 4D Variational Data Assimilation
Autor: Vladimir Zalesny, Valeriy Agoshkov, Victor Shutyaev, Eugene Parmuzin, Natalia Zakharova
Publikováno v: Journal of Marine Science and Engineering, Vol 8, Iss 7, p 503 (2020)
The technology is presented for modeling and prediction of marine hydrophysical fields based on the 4D variational data assimilation technique developed at the Marchuk Institute of Numerical Mathematics, Russian Academy of Sciences (INM RAS). The tec
Externí odkaz: https://doaj.org/article/6647cd62f30041b48792170d45465c7f
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3
Four-Dimensional Variational Data Assimilation and Sensitivity of Ocean Model State Variables to Observation Errors
Autor: Zakharova, Victor Shutyaev, Vladimir Zalesny, Valeriy Agoshkov, Eugene Parmuzin, Natalia
Publikováno v: Journal of Marine Science and Engineering; Volume 11; Issue 6; Pages: 1253
The use of Four-Dimensional variational (4D-Var) data assimilation technology in the context of sea dynamics problems, with a sensitivity analysis of model results to observation errors, is presented. The technology is applied to a numerical model of
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=multidiscipl::ec2a9d4797b3a2474135bcde4863ca19
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5
Stability analysis of functionals in variational data assimilation with respect to uncertainties of input data for a sea thermodynamics model
Autor: Victor Shutyaev, Eugene Parmuzin, Igor Gejadze
Publikováno v: Russian Journal of Numerical Analysis and Mathematical Modelling. 36:347-357
The problem of stability and sensitivity of functionals of the optimal solution of the variational data assimilation of sea surface temperature for the model of sea thermodynamics is considered. The variational data assimilation problem is formulated
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1fb317669f8209fadaf48e6363b327fc
https://doi.org/10.1515/rnam-2021-0028
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7
Methods of variational data assimilation with application to problems of hydrothermodynamics of marine water areas
Autor: Eugene Parmuzin, Tatiana O. Sheloput, Valery Agoshkov, N. R. Lezina, V. P. Shutyaev, N. B. Zakharova
Publikováno v: Russian Journal of Numerical Analysis and Mathematical Modelling. 35:189-202
A series of problems related to the class of inverse problems of ocean hydrothermodynamics and problems of variational data assimilation are formulated in the present paper. We propose methods for solving the problems studied here and present results
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2b98f699e3f246ca0886c066990bc0cc
https://doi.org/10.1515/rnam-2020-0016
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