Bulletin of the National Technical University KhPI

3-8

Authors: D.S. Biriukov, O.V. Zaslavska

In this article we propose formalization of optimal allocation problem for emergency services, to determine their abundance and professional staff under consideration of the characteristics of the territories and distribution of possible emergencies. Refs.: 12 titles.

15-21

Authors: Bondina N.N., Kalmychkov A.S.. Kоzina O.A.

Algorithms filtering of medical images to eliminate additive, pulse and combined noise were considered. Algorithms of filtering were compared based on received quantitative estimates of image quality, visual evaluation and image's profiles. Tables of peak signal/noise ratio and the time of algorithms executing were represented. The recommendations for the selection of filters based on effectiveness and timing of their work were proposed. Figs.: 3. Tabl.: 2. Refs.: 8 titles.

28-34

Authors: Bukatova I.L.

Based on means of evoinformatics, solutions to global problems caused by globalization (integration, intellectualization etc.) are proposed. We analyze methodology for fragmentary simulation where on interrelations of nested systems partial models of global systems are developed. Basic conceptual principles, models and metatechnologies required to solve global problems are described. Refs.: 12 titles.

41-47

Authors: Gvay A.S., Averyanova L.A.

The questions of control doses to patients with X-ray computed tomography (CT) are discussed. The physical factors of CT dose index values, which form the basis for the most common method for determining radiation dose in patients with CT, are analyzed. As a result of the shortcomings of this method are analyzed and for its refinement are suggested. Figs.: 1. Tabl.: 1. Refs.: 11 titles.

57-67

Authors: Dmitrienko V.D., Zakovorotnyi A.Y.

Analyzed disadvantages known Hamming neural network not capable of recognizing the images in the same minimum Hamming distance between two or more reference images. A new neural network, using the Hamming distance and read the images on the border of two or three classes. Figs.: 2. Refs.: 9 titles.

73-81

Authors: Zhilyakov E.G., Firsov A.A.

The concepts of the normalized sub-banding correlation and sub-banding distance. A new method for segmentation of speech signals on the limits of the sounds of speech, based on the use sub-banding distance. A new method for isolation of segments of speech signals generated by the sounds of speech from the post of a periodic structure. Refs.: 8 titles.

97-103

Authors: Karasiuk V.V., Ivanov S.N.

The paper presents the material of research of features representation of educational information in the field of Law. The components of the integrated area of educational information of modern university are defined. The results of the experimental operation the training complex in the Moodle system are shown in the example of a single discipline. The guidelines for improving tests are formulated. Tasks of representation a structure of knowledge are defined in this article also. Figs.: 2. Refs.: 12 titles.

115 – 128

Authors: Leonov S.Yu.

This article discusses how to use the K-Valued neural network Adaptive resonance theory for classification K-Valued output signal of logic elements and devices of computer engineering. This allows to automate the processes of identifying situations that may cause crashes in digital devices. Figs.: 5. Refs.: 10 titles.

134 – 139

Authors: Moroz B.I., Konovalenko S.N.

Considered the aspects of improving the quality of training neural networks such as multilayer perceptron, by analyzing and adjusting the parameters such as: the learning step of gradient method, capacity of the input vector parameters of regularization. Graphically shown the possible dependence of the target function of these parameters and given the means of reducing the negative influence of a particular situation. Figs: 3. Refs: 9 titles.

150 – 155

Authors: Povoroznyuk A.I., Steblina K.V., Beleckiy K.A.

The formalized stages diagnostic-medical process at development computer decision support system in medicine. For complex estimation stage diagnostic-medical process for the reason minimization risk doctor-mistake is designed method to clusterizations diagnosis in space pharmacological action and correction threshold in diagnostic solving rule. Refs.: 8 titles.

162 – 168

Authors: Ruchkin K.A., Shevchenko E.O.

In this work the researches devoted to the decision of the task of search of several spherical surfaces in space, the points set by a three-dimensional array are continued. The approach allowing to localize in space such objects and to calculate their parameters is offered. Explicitly computing complexity of the offered algorithm is researched. Figs.: 1. Refs.: 8 titles

177 – 181

Authors: Telishevskaya A.V., Povoroznyuk A.I.

In this paper we consider the formalization of the initial information for the diagnosis of neurological diseases. The possibility of application of fuzzy logic and artificial neural networks. Performed structural and parametric identification of a model of health systems based on fuzzy logic to build a computer decision support system for the diagnosis of neurological diseases. Refs.: 10 titles.

189 – 198

Authors: Snegirev Yu.V., Tutatrova V.D.

Mathematical models of melting of reagents in liquid metall during secondary treatment are analyzed in the article. Model comparison is accomplished according to the following criteria: source data, reagents melting temperature, conditions to finish modeling process, geometrical parameters of added reagents. Mind-maps are employed in order to classify data about models. Figs.: 3. Refs.: 14 titles.

3 – 9

Authors: Volyanskiy R.S., Sadovoy A.V., Slipchenko N.V.

Matrix equation of generalized closed-loop complex order dynamic system (GCDS) motion is given. Frequency interpretation of complex order integrator is found. Frequency transfer function matrix (MCHPF) investigated GCDS is shown. MCHPF for DC electric drive is determined. Figs. 1. Ref: 8 titles.

16 – 23

Authors: Danilenko A.F., Dyakov A.G.

The approaches to construction of control system to NMR-spectrometer are considered. The most attention is given to the measurement of self-diffusion coefficient as one of principal indices which are used by the research of food products. On the base of the analysis of demands to the precision of parameters` measurement the structural scheme of control system to NMR-spectrometer is grounded and proposed the use ARM microcontroller. Figs.: 2. Refs.: 8 titles.

30 – 45

Authors: Dmitrienko V.D., Zakovorotnyi A.Y., Brechko V.А.

For the first time architectures and algorithms of the discrete stable and plastic neural networks based on neural networks Hemming and Hebb are proposed. And these algorithms and architectures can not only to learn, but also to recognize new information. New networks can be an alternative to discrete neural network adaptive resonance theory. Figs.: 5. Tabl.: 4. Refs.: 10 titles.

53 – 59

Authors: Kruk Y.E.

The possibility of using the multi-objective optimization of Boolean variables in the organization of radiation protection is considered. It is shown that the use of well-known mathematical tool allows solving the problem of minimizing the exposure of workers without any additional financial costs. Tabl.: 3. Refs.: 8 titles.

75 – 80

Authors: Logunova O.S., Pavlov V.V., Posohov I.A., Matsko I.I., Matsko O.S.

Identified the need to develop a universal technology for building the intellectual management support multistage processes that can perform negotiation process values between local loops at each stage of production. Suggest a structure of an integrated system of intelligent management support multistage metallurgical processes and models stages of production. Figs.: 3. Refs.: 9 titles.

87 – 96

Authors: Moroz V.V.

The linear and non-linear, adaptive and geometric methods have been considered for smooth approximations for compact image representation to improve performance of subsequent processing, storage and transmission. This allows you to increase the effectiveness of methods for removing noise, segmentation, detection of the edges and pattern recognition. Comparative analysis of approximation methods for image compression tasks is performed on the basis of quantitative and qualitative visual assessment. The conclusion regards the methods of dynamic adaptation to the structure of images. Refs.: 22.

106 – 112

Authors: Nechyporenko A.S., Garyuk O.G., Chmovzh V.V.

The method of active anterior rhinomanometry was described. A new method for objective assessment of nasal breathing function by rhinomanometry’s data. Separation nasal respiratory cycle phases by means of analyzing the dynamics of changes in nasal resistance coefficient. The criterion for the identification phase is the point of the air flow rate at which the turbulent start to get over the lossz of laminar. Figs.: 5. Refs.: 8 titles.

121 – 127

Authors: Nikolenko A.A., Babilunga O.Ju., Nguyen T.K. Tien

Method of localization of the text area on the images with a difficult background, using a convolution neural network and multi-scale representation of the image based on discrete wavelet transform was proposed. Testing of neuron network is conducted.Figs.: 2. Refs.: 13 titles.

134 – 138

Authors: Povorozniuk N.I., Chornyi K.V.

Auscultation – a study of the heart sound signals for early detection has been widely used in medical practice. Above the sounds of the heart, removed from the sensor and converted to digital form (phonocardiogram), the segmentation is performed, the extraction of informative parameters on the basis of wavelet analysis and the formation of the feature vector for classification. Figs.: 1. Refs.: 10 titles.

146 – 152

Authors: Skarga-Bandurova I.S.

The model for automation of the waste flow control was proposed. It grounded on the methods of interval-parameter linear programming and was developed according to the requirements of the legislation of Ukraine. The general approach is applicable to a wide range of environmental problems. Figs.: 1. Refs.: 18 titles.

160 – 166

Authors: Khudayarov B.A., Abdikarimov R.

In the work on the basis of integral models developed mathematical model for research of nonlinear vibrations of viscoelastic plates, circular cylindrical panel and cylindrical shell with variable rigidity. Figs.: 1. Refs.: 8 titles.