Estimation of vectors similarity by their randomized binary projections
DA Rachkovskij - Cybernetics and Systems Analysis, 2015 - Springer
We analyze the estimation of the angle, scalar product, and the Euclidean distance of real-
valued vectors using binary vectors with controlled sparsity. Transformation is carried out by …
valued vectors using binary vectors with controlled sparsity. Transformation is carried out by …
Analytical study of error components for solving discrete ill-posed problems using random projections
EG Revunova - Cybernetics and Systems Analysis, 2015 - Springer
This article analytically studies the dependence of components of the error of reconstructing
the true signal on the number of rows of a random projection matrix. It is shown that, with …
the true signal on the number of rows of a random projection matrix. It is shown that, with …
[PDF][PDF] Randomization approach to the reconstruction of signals resulted from indirect measurements
EG Revunova - Proc. ICIM, 2013 - astrid.irtc.org.ua
This paper proposes an approach to the stable solution of the output transformation
problem, based on random projections and QR-decomposition. The behavior of the error …
problem, based on random projections and QR-decomposition. The behavior of the error …
A linear system output transformation for sparse approximation
OV Tyshchuk, OO Desiateryk, OE Volkov… - … and Systems Analysis, 2022 - Springer
We propose an approach that provides a stable transformation of the output of a linear
system into the output of a system with the desired basis. The matrix of basis functions of the …
system into the output of a system with the desired basis. The matrix of basis functions of the …
Method for Converting the Output of Measuring System into the Output of System with Given Basis
E Revunova, V Burtniak, Y Zabulonov… - Systems, Decision and …, 2023 - Springer
The chapter reviews the methods of data processing aimed at improving the accuracy of
measurements in radiation monitoring systems. The accuracy of radionuclide activity …
measurements in radiation monitoring systems. The accuracy of radionuclide activity …
Устойчивое преобразование выхода линейной системы в выход системы с заданным базисом
ЕГ Ревунова - Управляющие системы и машины, 2013 - dspace.nbuv.gov.ua
Рассмотрен подход, обеспечивающий устойчивое преобразование выхода линейной
системы в выход системы с заданным базисом для случая, когда матрица базисных …
системы в выход системы с заданным базисом для случая, когда матрица базисных …
Дослідження точності розв'язання дискретних некоректних задач методом випадкових проекцій
ОГ Ревунова - Управляющие системы и машины, 2018 - dspace.nbuv.gov.ua
Для розв'язання дискретних некоректних задач на основі аналітичного усереднення
випадкового проектування розроблено метод визначення оптимальної розмірності …
випадкового проектування розроблено метод визначення оптимальної розмірності …
Roku Inc., Kyiv, Ukraine
OV Tyshchuk, OO Desiateryk, OE Volkov… - kibernetika.org
We propose an approach that provides a stable transformation of the output of a linear
system into the output of a system with a desired basis. The matrix of basis functions of a …
system into the output of a system with a desired basis. The matrix of basis functions of a …
[HTML][HTML] CCE Journal
OV TYSHCHUK - kvt-journal.org.ua
Issue 4 (210), article 2 – CCE Journal Skip to content CCE Journal Cybernetics and Computer
Engineering Journal website, ISSN (print): 2663-2578, ISSN (online): 2663-2586, DOI …
Engineering Journal website, ISSN (print): 2663-2578, ISSN (online): 2663-2586, DOI …
[PDF][PDF] OG RevunOva, Doctor of Engineering Sciences, Senior Researcher, International Research and Training Center for Information Technologies and Systems of …
O Tyshcuk, ОО DesiaTeRyk - jnas.nbuv.gov.ua
We considered the problem of object signals recovery in the systems where an input-output
transformation is described by models of convolution type. To find a solution for such …
transformation is described by models of convolution type. To find a solution for such …