Grant:rfbr:19-01-00645

Surrogate modeling assistant software

Computer modeling is designed to predict the behavior of complex systems by solving the corresponding mathematical equations of the physical process. The simulation requires a huge …

anastasia-vyacheslavovna-demidova

Implementation of an analytical-numerical approach to stochastization of one-step processes in the Julia programming language

In this paper, we use the method of stochastization of one-step processes to demonstrate the advantages of a stochastic representation of the system. To achieve this goal, the …

arseny-vitalievich-fedorov

Computer simulation of the stochastic RED algorithm

The purpose of this work is to study the capabilities of the Julia language for numerical modeling of stochastic systems. As a stochastic system we consider the model of …

anna-maria-yurievna-apreutesey

Computer Algebra in JULIA

Recently, the place of the main programming language for scientific and engineering computations has been little by little taken by Julia. Some users want to work completely within …

dmitry-sergeevich-kulyabov

Using a Template Engine as a Computer Algebra Tool

In research problems that involve the use of numerical methods for solving systems of ordinary differential equations (ODEs), it is often required to select the most efficient …

migran-nelsonovich-gevorkyan

Hybrid modelling of the RED algorithm in the Julia language

This work is devoted to studying the possibilities of hybrid modeling of communication network algorithms in the Julia programming language. A simulation of the system, which …

anna-maria-yurievna-apreutesey

Comparative analysis of machine learning methods by the example of the problem of determining muon decay

The history of using machine learning algorithms to analyze statistical models is quite long. The development of computer technology has given these algorithms a new breath. …

migran-nelsonovich-gevorkyan

Application of a numerical-analytical approach in the process of modeling differential equations in the Julia language

It is known that modeling consists of a few stages. Analytic calculations are made first and afterwards, they are converted into numerical ones. It is a fairly complicated task, …

arseny-vitalievich-fedorov

The multi-model approach to the study of complex systems using the example of the RED active queue management algorithm

Different kinds of models are used to study various natural and technical phenomena. Usually, the researcher is limited to using a certain kind of model approach, not using others …

anna-vladislavovna-korolkova

Paralinguistic model for emotions recognition with deep neural networks

In this paper the computer paralinguistic model for emotions recognition based on deep neural networks is proposed. The main stages of its construction were studied and relevant …

eugene-yurievich-shchetinin

On improving the accuracy of the classification on imbalanced classes with machine learning

Imbalance of the classes, characterized by a disproportional ratio of observations in each class, is one of the significant problems in machine learning. Class imbalances can be …

eugene-yurievich-shchetinin

Languages for modeling the RED active queue management algorithms: Modelica vs. Julia

This work is devoted to the study of the capabilities of the Modelica and Julia programming languages for the implementation of a continuously discrete paradigm in modeling hybrid …

anna-maria-yurievna-apreutesey

Approaches to the implementation of generalized complex numbers in the Julia language

In problems of mathematical physics in order to study the structures ofspaces by using the Cayley–Klein models in theoretical calculations, the generalized complex numbers are …

migran-nelsonovich-gevorkyan

Deep Neural Networks for Emotion Recognition

The paper investigates the problem of recognizing human emotions by voice using deep learning methods. Deep convolutional neural networks and recurrent neural networks with …

eugene-yurievich-shchetinin

Structural Approach to the Deep Learning Method

According to the modest opinion of the authors, data science, machine learning, neural networks are extremely relevant areas of science. Around them there was an expectation that …

leonid-antonovich-sevastianov

Numerical analysis of eikonal equation

The Maxwell equations have a fairly simple form. However, finding solutions of Maxwell's equations is an extremely difficult task. Therefore, various simplifying approaches are …

dmitry-sergeevich-kulyabov

Finslerian representation of the Maxwell equations

When the Maxwell equations are geometrized, the Maxwell Lagrangian is usually reduced to the Yang-Mills Lagrangian. In this case, the effective quadratic metric, usually …

dmitry-sergeevich-kulyabov

Essay on the study of the self-oscillating regime in the control system

The authors for a long time have investigated the phenomenon of global synchronization. Specifically, the occur- rence of a self-oscillatory regime in a control system was …

anna-vladislavovna-korolkova

Constrained Hamiltonian approach to the Maxwell theory

The most common physical formalisms are the Lagrangian formalism and the Hamiltonian formalism. From the superficial point of view, they are one and the same, but rewritten in …

dmitry-sergeevich-kulyabov