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Browsing Кафедра інформатики та прикладної математики by Author "Соловйов, Володимир Миколайович"

Browsing Кафедра інформатики та прикладної математики by Author "Соловйов, Володимир Миколайович"

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  • Lyapunov exponent for the construction of crisis phenomena precursors at stock markets 
    Соловйов, Володимир Миколайович; Соловйова, Вікторія Володимирівна; Тулякова, А. Ш. (КНЕУ, 2010-11-01)
    We briefly describe the idea and the formal foundations of the method, introduce new measures of complexity and illustrate their effectiveness with the example of the Dow Jones index. As a tool, we choose the scale-dependent ...
  • Lyapunov Exponents as Indicators of the Stock Market Crashes 
    Соловйов, Володимир Миколайович; Bielinskyi, Andrii; Serdyuk, Oleksandr; Solovieva, Victoria; Семеріков, Сергій Олексійович (Oleksandr Sokolov, Grygoriy Zholtkevych, Vitaliy Yakovyna, Yulia Tarasich, Vyacheslav Kharchenko, Vitaliy Kobets, Olexandr Burov, Serhiy Semerikov, Hennadiy Kravtsov, 2020-11-08)
    The frequent financial critical states that occur in our world, during many centuries have attracted scientists from different areas. The impact of similar fluctuations continues to have a huge impact on the world ...
  • M3E2 2019 – Towards a new economy in the public interest 
    Семеріков, Сергій Олексійович; Соловйов, Володимир Миколайович; Kibalnyk, Liubov; Chernyak, Oleksandr; Danylchuk, Hanna (EDP Sciences, 2019)
  • Machine learning for prediction of emergent economy dynamics 
    Ків, Арнольд Юхимович; Соловйов, Володимир Миколайович; Семеріков, Сергій Олексійович; Danylchuk, Hanna B.; Kibalnyk, Liubov O.; Matviychuk, Andriy V.; Striuk, Andrii M.; Данильчук, Ганна Борисівна; Кібальник, Л.О.; Матвійчук, Андрій Вікторович; Стрюк, Андрій Миколайович (2021-12-18)
    This is an introductory text to a collection of selected papers and revised from the M3E2 2021: 9th International Conference on Monitoring, Modeling & Management of Emergent Economy, which held in Odessa National University ...
  • Machine learning of emerging markets in pandemic times 
    Ків, Арнольд Юхимович; Hryhoruk, Pavlo; Khvostina, Inesa; Solovieva, Victoria; Соловйов, Володимир Миколайович; Семеріков, Сергій Олексійович (Arnold Kiv, 2020-10-26)
    This is an introductory text to a collection of selected papers from the M3E2 2020 Summer: The Special Edition of International Conference on Monitoring, Modeling & Management of Emergent Economy, which was held in ...
  • Markov Chains application to the financial-economic time series prediction 
    Соловйов, Володимир Миколайович; Saptsin, Vladimir; Chabanenko, Dmitry (2011-11-22)
    In this research the technology of complex Markov chains is applied to predict financial time series. The main distinction of complex or high-order Markov Chains and simple first-order ones is the existing of aftereffect ...
  • Markov chains applications to the financial-economic time series predictions 
    Соловйов, Володимир Миколайович; Saptsin, V.; Chabanenko, D. (Transport and Telecommunication Institute, 2011)
    In this research the technology of complex Markov chains is applied to predict financial time series. The main distinction of complex or high-order Markov Chains and simple first-order ones is the existing of after-effect ...
  • Mask and Emotion: Computer Vision in the Age of COVID-19 
    Семеріков, Сергій Олексійович; Vakaliuk, Tetiana A.; Мінтій, Ірина Сергіївна; Гаманюк, Віта Анатоліївна; Соловйов, Володимир Миколайович; Бондаренко, Ольга Володимирівна; Нечипуренко, Павло Павлович; Шокалюк, Світлана Вікторівна; Моісеєнко, Наталя Володимирівна; Ruban, Vitalii R.; Вакалюк, Тетяна Анатоліївна; Рубан, Віталій Романович (Association for Computing Machinery, 2022-04-11)
    Computer vision systems since the early 1960s have undergone a long evolution and are widely used in various fields, in particular, in education for the implementation of immersive educational resources. When developing ...
  • MD simulation of the ion-stimulated processes in Si surface layers 
    Ків, Арнольд Юхимович; Maximova, Tatiana I.; Соловйов, Володимир Миколайович (Kluwer Academic Publishers, 2001)
    In this paper we described calculations of relaxation processes of Si surface layers at elevated temperatures and caused by ion beam bombardment. New details in microstructure of relaxed Si surface layers ...
  • MD Simulation of the Ion-Stimulated Relaxation in Silicon Surface Layers 
    Ків, Арнольд Юхимович; Maximova, T. I.; Соловйов, Володимир Миколайович (2000-06)
    Thus it was established that ion bombardment of silicon surface in the energy region of the threshold of elastic displacement of atoms might allow to improve structural characteristics of surface lavers and to decrease the ...
  • Methodic quest: Reinventing the system 
    Семеріков, Сергій Олексійович; Теплицький, Ілля Олександрович; Соловйов, Володимир Миколайович; Hamaniuk, V. A.; Ponomareva, N. S.; Kolgatin, O. H.; Kolgatina, L. S.; Byelyavtseva, T. V.; Amelina, S. M.; Tarasenko, R. O.; Пономарева, Надія Сергіївна (IOP Publishing, 2021-03-19)
    This article is an attempt to rethink the concepts of "methodic" and "methodologic / methodical system" as basic to educational technology. What should be the structure of a methodical system? What is primary – the methodical ...
  • Methods of nonlinear dynamics and the construction of cryptocurrency crisis phenomena precursors 
    Соловйов, Володимир Миколайович; Бєлінський, Андрій Олександрович (2018)
    This article demonstrates the possibility of constructing indicators of critical and crisis phenomena in the volatile market of cryptocurrency. For this purpose, the methods of the theory of complex systems such as recurrent ...
  • Microscopic Mechanisms of Nucleatlon and Diffusion in Quenched Al-Si Alloys 
    Ків, Арнольд Юхимович; Maximova, T. I.; Соловйов, Володимир Миколайович (2002-08)
    Si precipitates formation in Al-Si alloys is a subject of many investigations. Al alloys are widely used as structural materials in nuclear reactors and have many other important applications.
  • Microstructure of the relaxed (001) Si surface 
    Ків, Арнольд Юхимович; Соловйов, Володимир Миколайович; Maximova, Tatiana I. (2000)
    MD computer simulation with the Stillinger-Weber potential have been performed to study a microstructure of silicon surface layers and relaxation processes induced by low energy ion beams. New peculiarities of relaxed (001) ...
  • Microstructure of the relaxed (001) Si surface 
    Ків, Арнольд Юхимович; Maximova, T. I.; Соловйов, Володимир Миколайович (1999-10)
    We have applied molecular dynamics method and semi-empirical potential [1] to obtain the realistic picture of Si surface layers relaxation. The starting configuration was taken as a parallelepiped containing 864 atoms. ...
  • Microstructure of the relaxed (001) Si surface 
    Ків, Арнольд Юхимович; Maximova, T. I.; Соловйов, Володимир Миколайович (1999-12)
    We have applied molecular dynamics method and semi-empirical potential [1] to obtain the realistic picture of Si surface layers relaxation.The starting configuration was taken as a parallelepiped containing 864 atoms. There ...
  • Model of using cloud-based environment in training databases of future IT specialists 
    Korotun, Olha V.; Vakaliuk, Tetiana A.; Соловйов, Володимир Миколайович (Arnold E. Kiv, Mariya P. Shyshkina, 2020-07-20)
    The authors substantiates and develops the model of using cloud-based environment (CBE) in the training of databases of future information technology (IT) specialists, which consists of interrelated units: target (purpose, ...
  • Modeling of cognitive process using complexity theory methods 
    Соловйов, Володимир Миколайович; Моісеєнко, Наталя Володимирівна; Тарасова, Олена Юріївна (Vadim Ermolayev, Frédéric Mallet, Vitaliy Yakovyna, Vyacheslav Kharchenko, Vitaliy Kobets, Artur Korniłowicz, Hennadiy Kravtsov, Mykola Nikitchenko, Serhiy Semerikov, Aleksander Spivakovsky, 2019)
    The features of modeling of the cognitive component of social and humanitarian systems have been considered. An example of using multiscale, multifractal and network complexity measures has shown that these and other ...
  • Multifractal properties of the Ukraine stock market 
    Ganchuk, A.; Derbentsev, V.; Соловйов, Володимир Миколайович (2006)
    Recently the statistical characterizations of financial markets based on physics concepts and methods attract considerable attentions. We used two possible procedures of analyzing multifractal properties of a time series. ...
  • Nonlinear Low-Temperature Absorption of Ultrasound and Electromagnetic Waves in Glasses 
    Galperin, Yu. M.; Parshin, D. A.; Соловйов, Володимир Миколайович (1989-08)
    Our aim is to consider nonlinear absorption of ultrasonic (or electromagnetic) waves by two-level systems (TLS's ) in glasses. We are interested in the relaxational contribution to the absorption (the resonant one, if ...

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