30 articles in this issue
V. V. Vashchenko,V. P. Chumachenko
A homogeneously filled triangular region with waveguide arms is considered as a possible building block when analyzing complicated H-plane structures by means of generalized scattering matrices. For triangular boundaries, a specific field representation i... see more
L. M. Logacheva,S. V. Kutsak,V. P. Bondarev
Rigorous solution of the principal H10 wave diffraction problem at the joint of regular and non-regular (narrow walls are formed by secondary waveguides) rectangular waveguides has been obtained using the method of projection matching. On the basis of num... see more
S. S. Samoylik,V. P. Bondarev
Parameters of a rectangular transmission resonator partially filled with dielectric and having strong coupling are calculated by the method of partially intersecting fields using integral equations of macroscopic electrodynamics. This method permits to co... see more
S. P. Gulin,A. S. Gulin
Algorithms of resistive nonlinear circuit elements (NSE) characterization are proposed based on the concept of controlled dynamic saturation. Incremental ratios «input – output» of NSE are hypergeometric Gauss series achieved using the dynamic saturation ... see more
L. M. Karpukov,R. U. Korolkov
The function of filtration is entered for pass-band filters with a symmetric structure, composed of quarter-wave sections of lines and shorted stubs. The method of determination of polynomial dependences for numerators and denominator of filter dispersion... see more
?. ?. Petrishchev
The signal sources output resistance measurement technique is improved for the range of frequencies up to 10 MHz.
N. I. Furmanova,O. S. Antonenko,E. M. Shinkarenko,O. U. Farafonov,O. U. Voropay
The synthesis of the band-pass filters on the coupled microstrip lines of different thickness with the holes in screen are accomplished. Influence of microstrip line thickness on impendances is analysed. On results calculations a nomogram is built which a... see more
N. V. Bilous,I. V. Kutsevich
In this paper the model for adaptive knowledge control is described and the basic stages of knowledge control process are examined. A teaching and testee knowledge control conception is presented using the different test forms. The authors propose the mod... see more
E. V. Vysotskaya,A. I. Dovnar,A. P. Porvan
The authors consider the approach to estimation of experts’ opinion consistency when determining the patient’s organism condition. The hierarchy analysis method has been chosen to determine a degree of experts’ opinion consistency. The method permits to s... see more
V. I. Dubrovin,V. M. Liovkin
Investment portfolio optimization approaches (proposed in the works by Markowitz, Sharpe and Value-at-Risk methodology, fuzzy approach based on possibility theory) were analyzed. Risk assessment tools (based on standard, semiquadratic and median semi-quad... see more
S. P. Yevseev,O. G. Korol,A. I. Goncharova
Threats to information data in an internal-payment banking system (IPBS) are being analyzed. The realization model of information data threats in IPBS as well as the mathematical models of passive and active attacks are being developed. The general protec... see more
T. G. Kalekina,T. N. Kovalenko
In this work the integrated reliability indicators for telecommunication systems and networks are proposed, that consider both structural and functional network characteristics. The indicators make it possible to evaluate not only potential reliability of... see more
G. G. Kirichek
The training system is presented in the form of a multilevel construction of units interacting with other units and with the environment. The model of distributed system is developed for information streams control at all hierarchy levels of training and ... see more
N. D. Koshevoy,?. ?. Kalashnikov,?. ?. Kostenko,G. A. Cherepashchuk
In this article the mathematical models of a weight measuring system have been developed with the use of optimum price expenses experiment planning. The optimum modes of its operation have been determined.
R. K. Kudermetov
The problem of optimization is formulated for a hierarchic multilevel system which uses the foundations of Service-oriented architecture. The objective functions of each of such system levels are determined and it is shown that this system has an interlev... see more
I. Sh. Nevludov,B. A. Shostak,O. N. Babay,S. V. Yurieva
A new method of memory chips diagnostics is described which makes it possible to perform diagnostics of operating memory devices. The block diagram of hardware component is shown and software structure is described, which permits to implement the develope... see more
O. I. Rybin,S. S. Natalenko,U. H. Nizhebetska
Precision of discrete RTF (Root domain Transfer Function) and Fourier transform is compared using the differentiation and integration operations. Expedience of using nonminimum difference formulae of differentiation in the RTF transform is stated.
V. V. Romanuk
By the example of two nonstrictly convex antagonistic games, where the second player has the single optimal pure strategy, it has been asserted, that there exists a subclass of nonstrictly convex antagonistic games, in which by the known method there cann... see more
N. B. Shakhovska
Problems of different sources data processing are analyzed. A formal data space model and operations performed in it are described.
Ye. Bodyanskiy,A. Dolotov
Analog-digital architecture of self-learning fuzzy spiking neural network is proposed in this paper.Spiking neuron synapse and some are treated in terms of classical automatic control theory.Conventional unsupervised learning algorithm of spiking neural n... see more
?. ?. Kupin
The block diagram of the prototype of an iron ore magnetic separation intellectual control system is presented. On the basis of industrial tests results cost-effectiveness of this system introduction at the concentration plant has been estimated.
S. A. Subbotin
The problem of neuro-fuzzy approximator constructing has been solved with the aim to automate the construction of numerical models of quantitative relationships. The neuro-fuzzy network model and method of synthesis are proposed. It allows to build a neur... see more
?. ?. Barkalov,I. Y. Zeleniova,?. ?. Gritsenko
The method of control automata synthesis within the parallel or distributed systems is proposed in this paper. Solving of the synthesis problem implies, in this case, search of the optimal solution, its verification and actually synthesis on the basis of ... see more
V. I. Dubrovin,?. ?. Kolpakova,A. V. Kozlov
The problem of decision-making in the management of construction projects was considered; existing software support for project management and decision support was analyzed; the necessity of development of a specialized decision support system for use in ... see more
S. U. Skrupskiy,A. G. Markin,L. S. Skrupskaya
Methods of workstations preparation in local computer networks are analyzed. Time expenditure for different methods is calculated, the most effective method is determined.
M. U. Yurich
In this article analysis of the most common and active at the moment Resource Management Systems (RMS) is presented. We give a lot of references to Internet-resources by which you can find more information about those RMS. As a result a summary table has ... see more
V. I. Gostev
Analytical expressions for control actions at the input of a fuzzy controller are derived at identical bell-shaped membership functions, fuzzy controller designing problems are discussed and practical design of a fuzzy controller is proposed.
V. V. Zimovkin,E. M. Kulinich
The structure-algorithmic scheme of aerocrete preparation process control is proposed. Control is carried out using optimization criteria by the gradient method by a set of control and check signals and actuators. Results of multiparameter control system ... see more
O. I. Riazantsev,V. S. Kardashuk
The author proposes an automatic control system for the process of aerosol nanocatalysis with vibrating bed to be used in environmentally appropriate systems of organic-chlorine synthesis products neutralization using modern programtechnical means. Functi... see more