Zobrazeno 1 - 10
of 24
pro vyhledávání: '"V. P. Shutyaev"'
Autor:
E. I. Parmuzin, V. P. Shutyaev
Publikováno v:
Computational Mathematics and Mathematical Physics. 63:623-632
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1862043baacff87b6eab94f5aad81ab9
https://doi.org/10.1134/s0965542523040127
https://doi.org/10.1134/s0965542523040127
Autor:
E. I. Parmuzin, V. P. Shutyaev
Publikováno v:
Numerical Analysis and Applications. 13:382-392
A problem of variational assimilation of data is considered in order to simultaneously reconstruct sea surface heat fluxes and the initial state of a mathematical model of sea thermodynamics developed at the Institute of Numerical Mathematics of the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::12c2c6c062e224ff124952415bcc100b
https://doi.org/10.1134/s1995423920040084
https://doi.org/10.1134/s1995423920040084
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
https://doi.org/10.1515/rnam-2020-0016
Autor:
V. P. Shutyaev, F.-X. Le Dimet
Publikováno v:
Доклады Академии наук. 486:421-425
The problem of variational data assimilation for a nonlinear evolutionary model is formulated as an optimal control problem to find simultaneously unknown parameters and the initial state of the model. The response function is considered as a functio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e0b50c377a59d7fff106cd8e4cd48ef8
https://doi.org/10.31857/s0869-56524864421-425
https://doi.org/10.31857/s0869-56524864421-425
Autor:
V. P. Shutyaev
Publikováno v:
Известия Российской академии наук. Физика атмосферы и океана. 55:17-34
In this paper we review and analyze approaches to data assimilation in geophysical hydrodynamics problems, starting with the simplest successive schemes of assimilation and ending with modern variational methods. Special attention is paid to the the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6f66a8b56ec0e63d2150f706fc2ca524
https://doi.org/10.31857/s0002-351555117-34
https://doi.org/10.31857/s0002-351555117-34
Autor:
Valery Agoshkov, Tatiana O. Sheloput, Eugene Parmuzin, N. R. Lezina, V. P. Shutyaev, N. B. Zakharova
Publikováno v:
Morskoy gidrofizicheskiy zhurnal. 35
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e89275db14f18963d3cae6c1253c5814
https://doi.org/10.22449/0233-7584-2019-6-585-599
https://doi.org/10.22449/0233-7584-2019-6-585-599
Publikováno v:
Journal of Physics: Conference Series. 2131:022010
This work is aimed at using the marine data of the Shared Use Centre (SUC) “IKI-Monitoring” in the variational assimilation procedures of the Informational Computational System (ICS) “INM RAS - Black Sea”. SUC “IKI - Monitoring” is a tool
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::890619381f06a0cee247fbebe5247fe8
https://doi.org/10.1088/1742-6596/2131/2/022010
https://doi.org/10.1088/1742-6596/2131/2/022010
Publikováno v:
Journal of Physics: Conference Series. 2099:012031
The sensitivity of functionals of the optimal solution to a variational data assimilation problem for the sea thermodynamics model is studied. The variational data assimilation problem is formulated as an optimal control problem to find the initial s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a4e07ddb51eece472e4eba8394fb95c8
https://doi.org/10.1088/1742-6596/2099/1/012031
https://doi.org/10.1088/1742-6596/2099/1/012031
Publikováno v:
Information Technologies in Remote Sensing of the Earth - RORSE 2018.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1feedd53aaadd143f9415974e5a83f8a
https://doi.org/10.21046/rorse2018.1
https://doi.org/10.21046/rorse2018.1
Autor:
E. I. Parmuzin, V. P. Shutyaev
Publikováno v:
IOP Conference Series: Earth and Environmental Science. 666:032034
In the present paper, we formulate an inverse problem of assimilation of sea surface temperature for a sea thermodynamics model aimed at the reconstruction of the heat flux and the initial state. We assume, that the unique function which is obtained
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9370d683dd2f0a2162b203dcefe135b5
https://doi.org/10.1088/1755-1315/666/3/032034
https://doi.org/10.1088/1755-1315/666/3/032034