Abstracts of number Journal Scientific and Technical Of Information Technologies, Mechanics and Optics

2011 , VOLUME 11, NUMBER 6 ( NOVEMBER-DECEMBER )

ISSN 2226-1494 (print), ISSN 2500-0373 (online)

Publications

2024

Editor-in-Chief

Nikiforov
Vladimir O.
D.Sc., Prof.

Partners

Summaries of the Issue

OPTICAL AND OPTICAL ELECTRONIC SYSTEMS. OPTICAL TECHNOLOGIES

SELECTION METHODOLOGY OF OPTIMAL LENS MOUNTING MODE IN COMPUTER-AIDED DESIGN Andrey Kolpakov, Nadezhda D. Tolstoba

The article deals with optimal lens mounting mode selection of round optics details in computer-aided design. This process requires formalization and mathematical model creation implementing solution selection. Technique of optimal solution selection is suggested.

ELLIPSOMETRIC RESEARCH MODEL OF THE OPTICAL GLUE CONNECTIONS CHARACTERISTICS Maxim Aleksandrov, Nagibin Yuri T., Trofimov Vladimir A., Maria Shvanova

An opportunity to carry out researches of the glue connections stress state for the optical parts with the help of the compensatory type ellipsometer, working at PCSA scheme, is considered. Ellipsometric research mathematical model of the induced birefringence in connection layer caused by the integral effect of photoelasticity is described

RADIATION LOSS DETERMINATION ON THE OPTICAL ELEMENTS BY ELLIPSOMETRY AND IMPULSE PHOTOMETRY METHODS Maxim Aleksandrov, Tatyana Danilova, Polina S. Belomutskaya, Khramtsovsky Igor Anatolievich

Ellipsometric method of standard elements certification for spectrophotometrical equipment has been considered. Comparison of certification results of standard elements for spectrophotometrical equipment by ellipsometric method with the data obtained by impulse photometry method has been carried out. Particularities of the temporal change for standard elements photometric characteristics in petroleum etherand in the atmosphere have been determined under normal conditions.

PHOTONICS AND OPTICAL INFORMATICS

3D RECONSTRUCTION AND VISUALIZATION OF MICROSCOPIC IMAGES FROM MULTIFOCUS IMAGE SEQUENCE ФОКУСИРОВКОЙ Anton Averkin, Potapov Alexey Sergeevich, Alexey Rozhkov

A method is proposed for depth field reconstruction from a set of layers – microscopic images obtained with different focus length. The method is based on local value estimation of gradient amplitude field dispersion. Analysis of its distribution in different layers leads to estimation of distance to the corresponding scene point and to separation of object and background. Visualization system of reconstructed depth field and sharp image is implemented.

RED CELLS COUNT METHOD ON BLOOD SMEARS IMAGES Alexey Dyrnaev

Within the framework of blood preparations computer analysis the problem of red cells count on images obtained by a microscope often arises. The article deals with segmentation method of such images based on borders detection by Cunny method with the following determination of curves centers which are in return expected to be the cells centers. The method is stable to cells structure, texture and colour and gives the possibility to count cells even overlapping each other due to the images disturbances.

SPECTRAL-TEMPORAL EVOLUTION OF THE ELECTRICAL FIELD OF TERAHERTZ PULSE BY FRAUNHOFER SLIT DIFFRACTION Maxim Kulya, Yaroslav Grachyov, Andrei Gorodetsky, Bespalov Viktor G

Time dependencies of the electric field amplitude for terahertz electromagnetic pulse of a few oscillations for various angles of slit diffraction in the far field are theoretically and experimentally obtained. Significant changes in a temporary form of the electric field of pulse with the increasing of diffraction angle have been revealed, as well as corresponding changes in the spectrum. Comparison of the findings shows a good agreement of calculations and experimental results. Obtained outcomes can be used in pulse terahertz optics and spectroscopy.

COMPONENTRY AND APPLIANCIES OF TECHNICAL SYSTEMS

PHYSICAL PROCESSES RESEARCH IN THE PULSE XENON LAMP WITH THE PUMP CURRENT LIMITATION BY EXTERNAL ELECTRICAL CIRCUIT Мандрыко Ю. А., Vyacheslav Togatov

The article deals with the physical processes research while the pulse forming of the pump current in the plasmic channel of the pulse xenon lamp in the pump current limitation mode by external electrical circuit.

UNIVERSAL ANALYTICAL COMPLEX ON THE BASIS OF ATOMIC - EMISSION SPECTROMETER WITH INDUCTIVELY COUPLED PLASMA AND HYDRIDE GENERATOR Elena Bykovskaya, Irina Maksakova

The paper addresses the need for new measurement procedure of mass concentration of toxic metals in water samples. Due to these reasons new universal analytic complex based on atomic-emission spectrometer with inductively coupled plasma and hydride generator was developed. Spectrometer operating modes with hydride generator and without it were estimated. Universal analytic complex work was investigated in dependence with inert carrier-gas feeding velocity. It was established that researching should be continued for determining reagent dosing for sensitiveness decreasing and working range increasing. It will allow detecting polluting substances at low range of content in view of natural background radiation dose with a higher sensitiveness and accuracy.

ANALYSIS AND SYNTHESIS OF COMPLEX SYSTEMS

WATCHING SYSTEM OF THE COMBINED CONTROL Nikiforov Vladimir O, Galina Lukyanova

The article deals with synthesis of the tracking system providing asymptotic reproduction of a task signal, generated by the linear command generator. The offered decision doesn't demand measurement of vector coordinates of the command generator condition and is based on the special observer of task signal derivatives application.

MAIN FEATURES OF THE ELECTROMAGNETIC FIELDS STRUCTURE GENERATED IN THE LOWER IONOSPHERE GROUND-LEVEL SOURCES. NUMERICAL RESULTS Svetlana Rybachek, Maxim A. Belyansky

This paperis a continuation of the articleby S. Rybachek and M. Belyansky "Main features of the electromagnetic fields structure generated in the lower ionosphere by low-frequency ground-level sources” and presents the results of numerical calculations and analysis of electric and magnetic fields in the lower ionosphere. The fields structure depending of the height of the receiver, propagation conditions, the distances between corresponding points and frequency are being studied.

ANALYSIS OF NOTICEABLE RADAR STATIONS SIGNALS BASED ON COMPLEX TIME-FREQUENCY DISTRIBUTION METHOD Andrey Korotkov

Applying only traditional time-frequency analysis (TFA) techniques, based on Fourier transform, is often not efficient for analysis of noticeable radar stations signals. The article shows that the best result can be reached only by applying the complex method of TFA, based on three different TFA methods. It will give us the possibility to take over the disadvantages of one method by the advantages of the others.

SPECTRUM FORMATION OF SINGULAR VALUES FOR THE SIMPLE STRUCTURE SQUARE MATRIX Akunov Taalaybek A, Dmitriy Biryukov, Dudarenko Natalya Alexandrovna, Maya V. Polyakova, Ushakov Anatoly Vladimirovich

Possibility of singular values spectrum formation for a simple structure square matrix is investigated. A link of these singular values spectrum with its eigenvalues spectrum defined by condition number of modal matrix is used. The problem of singular values placement design is solved by use of algorithmic possibilities of the generalized modal control. An example is given.

COMPUTER SYSTEMS AND INFORMATION TECHNOLOGIES

ANALYSIS OF BLUR AND NOISE INFLUENCE ON DIGITAL IMAGE QUALITY Bezzubik Vitaly Veniaminovich, Nickolay R. Belashenkov, Nikiforov Vladimir O

The combined method of evaluation of digital image contrast and sharpness is proposed. Analysis of blur and noise influence on digital image quality is carried out. The dependences of image contrast and sharpness on defocusing under different levels of noise are calculated. The joint consideration of contrast and sharpness for digital image quality evaluation is found to be important precondition.

PROGRAMMING METHOD OF TOP-LEVEL FINITE AUTOMATA CREATION FOR THE UNMANNED AIRPLANE MODEL CONTROL BY TRAINING EXAMPLES Sergey Kazakov, Fedor Tsarev, Shalyto Anatoly A.

Finite automata system for the complex behavior objects control is described in the paper. It consists of top-level finite automaton used for switching between control modes and low-level automata for the unmanned airplane control in one mode. This work is a continuation of low-level automata creation study by genetic programming algorithm based on training examples. The article deals with top-level finite automata creation using training examples and already created low-level automata. So genetic programming isn’t used. Experimental investigation results of the suggested method are given.

REGIONAL POPULATION MODEL OF DRUG ADDICTION EXTENSION Mityagin Sergey A, Yury Zakharov, Boukhanovsky Alexander V, Sloot Petrus M. A

The paper presents the mathematical model creation of the population dynamic and drug addiction forecasting in the region territory. The aim is defining the structure, status and trends in drug addiction for quick and perspective analysis of possible trends. There are numerical forecasting results in the best and worst scenario case. The results interpretations in terms of economic and psychological well-being of the society are considered.

RELIABILITY OF THE DUPLEX COMPUTER COMPLEXES Bogatyrev Vladimir A, Svetlana Bashkova, Bezzubov Vladimir F, Anastasiya Polyakova, Elena Kotelnikova, Golubev Ivan Yu

The Markov reliability model for the restored duplex computer complex functioning in a loading division mode is offered, stationary and non-stationary factors of readiness are estimated and factor of efficiency preservation as well.

FAST SEQUENTIAL INTEGER RADIX-4 DIVIDER Alexander Rumyantsev

One-clock divisor and dividend normalization unit, which occupies slightly more area compared to the sequential (multi cycle) normalization units is designed. A novel method to determine the overflow situation in signed and unsigned integer division, which minimizes the hardware resources footprint and reduces their energy consumption, is proposed. The various architectural options for pipelining the integer radix-4 divider, using the designed one-clock normalization unit and proposed overflow detection method, are compared.

LASER SYSTEMS AND BIOMEDICAL TECHNOLOGIES

ROUGHNESS PARAMETERS AND SURFACE DEFECTS DETECTION OF AIRCRAFT PARTS WITH SPIRAL LASER BEAMS Pavel Pavlov, Nikolay V. Petrov, Alexander Malov

The method of speckle patterns of optical radiation with the use of spiral laser beams to determine the parameters of roughness and surface flaw detection of optically opaque parts of the aircraft. Diagrams for correlation interval dependence of recorded speckle patterns from high roughness parameters and controlled surface defect depth are obtained. During the simulation it is set up and experimentally confirmed that the use in probing the wave front of the spiral increases the sensitivity of the speckle patterns.

THE ABSORPTION SPECTRUM OF RESTORED NICOTINAMIDE ADENINE DINUCLEOTIDE OBTAINED BY EXPERIMENT AND QUANTUM-CHEMICAL COMPUTATION Kon`kova Elena Petrovna

Ab initiocomputation of the absorption spectrum of restored nicotinamide adenine dinucleotide is carried out in the present work. Spectra of the coenzyme segments were calculated by the semi empirical method. Comparison of results obtained by semi empirical and ab initio methods shows that simplification (division into segments) does not give essential error. Calculation and experimental data are in good agreement.The division of complex organic molecules into segments is useful in terms of computation time decrease.

EARLY CARIES DIAGNOSIS OF TEETH HARD TISSUES BY TERAHERTZ RANGE LASER RADIATION Ezerskaya Anna A, Romanov Ilya R, Smolyanskaya Olga A, Yaroslav Grachyov

The angular distribution of transmitted and reflected terahertz signal and the terahertz transmission and reflection spectra of human hard tissues (normal and with caries) were investigated. Characteristic terahertz absorption lines were found, which might allow diagnosing the disease oninitiatory stages. The carious spot increases the reflectivity of the terahertz signal, which provides a unique opportunity to diagnose caries quite accurate in vivo on initiatorystages.

INFORMATION SECURITY METHODS AND SYSTEMS

AN INTEGRATED INFORMATION ENVIRONMENT FOR REGIONAL DEVELOPMENT SAFETY MANAGEMENT SUPPORT: ARCHITECTURE AND FORMATION TECHNOLOGIES Maxim Shishaev

The paper considers global safety management information and analytical support problems of the regional scale socio-economic systems development and their solution directions based on cognitive information technologies and simulation toolkits. An agent-based integrated information environment conceptual model for global safety management support of the regional development has been designed. The architecture and formation technologies of problem-oriented distributed information systems used for regional safety management support on the basis of peer-to-peer telecommunications networks and multi-agent approach, which provide the possibility for heterogeneous information resources and systems integration within the framework of unified information environment of the region, have been proposed.

COMPUTER-AIDED DESIGN SYSTEMS

DEVELOPMENT AND APPLICATION OF COMPLEX AUTOMATED METHODS FOR KINEMATIC, DYNAMIC AND STRENGTH ANALYSIS TO SOLVE ENGINEERING PROBLEMS Anastasiya Terletskaya, Nаdezhda Raits, Inna Limareva, Elena Fomicheva, Elena Murykh

104

Application possibility of modern CAE-systems (ADAMS, ANSYS) for carrying out kinematic, dynamic and strength analyses is considered. The developed technique of the complex automated analysis allows carrying out the analysis of difficult mechanisms with the big accuracy in shorter terms. Researches in the field of spatial mechanisms, occurrence of contact pressure, and destruction mechanics of welded designs are made on the basis of the developed technique.

INSTRUMENT-MAKING TECHNIQUE. ORGANIZATION OF PRODUCTION

IMPLEMENTATION OF THE VALUATION METRICS FOR PRODUCTION TECHNOLOGICAL BACKGROUND Kulikov Andrey Vladimirovich, Yablochnikov Yevgeny I.

109

The article deals with the valuation methodology for the automation level of the production technological background using “automation area”. The set of metrics is offered, including volume automation coefficient, complete automation coefficient and coefficient of readiness. Different types of projects and their valuation by the offered metrics are described.

IMPLEMENTATION OF THE VIRTUAL ENTERPRISE COMMON INFORMATION FIELD Afanasiev Maksim Ya , Andrey A. Gribovskiy

113

Implementation features of the virtual enterprise common information field in view of modern information technologies application, as well as multi-agent cluster control model are considered.

NEW TECHNOLOGIES IN EDUCATION

ADAPTIVITY IN SIMULATORS Sergey Sergeev

118

The article contains a general overview of modern approaches to the adaptive regimes forming in the ergatic systems stimulators. We discuss the limits associated with classical stimulator-constructing paradigm, based on effective case adaptation criteria. We provide the new approaches to adaptation mode choice that takes into account the self-organizing processes of learning environment.

TEST GENERATION FOR PROGRAMMING CHALLENGE TASKS IN GRAPH THEORY BY EVOLUTION STRATEGIES Maxim V. Buzdalov

123

An automated method for generation of tests against inefficient solutions for programming challenge tasks in graph theory is given. This method is based on evolution strategies. The use of the method in generation of new tests for a programming challenge task from the Internet archive acm.timus.ru is described.

ECONOMICS AND FINANCES. MANAGEMENT

SOFTWARE IMPLEMENTATION ARCHITECTURE OF AN AUTOMATED TRADING SYSTEM WITH TECHNICAL ANALYSIS Alexander Lukashev

128

The article analyzes the existing approaches to the development of automated trading systems and their capabilities. A variant of the software solution architecture for a securities trading system which is using technical analysis is considered.

NUMERICAL ANALYSIS OF THE FORECAST ACCURACY INFLUENCE OF THE PASSENGERS’ DEMAND ON THE AIR TICKETS SALES EFFICIENCY IN VIEW OF OVERBOOKING Kristina Mozgovaya, Maria Yablochkina, Gregory Fridman

132

This work presents numerical results of air tickets sales computer simulation taking into account the overbooking and passengers’ preflight registration with compensation in refusal from place giving in the plane. The analysis of accuracy influence on the forecast of passengers’ demand for efficiency of various sales strategies is made. It is established that the account of overbooking can lead to the general profit increase connected with tickets sale by 5-20 % depending on the demand forecast accuracy.

BRIEF REPORTS

REFERENCES AUTOMATIC SYNTHESIS IN DISSERTATIONS BY BIBTEX Melnikov Vitaly G, Polina Kasikova, Maksim Belinka

138

The problem of automatic synthesis and formatting of reference lists in dissertations and other publications satisfying to the latest national standards is considered. Some aspects of a new BibTeX style file development and application are considered.

3D MODELING OF THE PRINTED CIRCUIT BOARD Kuznetsova Olga V, Romanova Eva B.

139

Analysis of 3D modeling methods of the printed circuit board in CAD systems is done. Main advantages and disadvantages are given. Conclusion about application of 3D modeling methods for the printed circuit board is given.

OPTIMIZATION OF COMPUTING SYSTEMS WITH ASSOCIATION OF GATEWAY SCREENS IN FAULT TOLERANCE CLUSTERS Bogatyrev Vladimir A, Marina Popova, Bogatyrev Stanislav Vladimirovich, Veronika Kudryavtseva, Фокин А. Б.

140

Optimization of the multilevel computing system is considered with association of gateway screens in faulttolerance clusters.

NON-CONTACT PARAMETER IDENTIFICATION OF ROTATING MACHINES Artur Seferyan, Alexander Topchiy, Alexander Nesterov

142

We propose a method for parameter identification of engine rotor mathematical model by non-contact way based on acoustic measurements. It is experimentally shown that the precision of this method is acceptable for engineering practice.

GRADIENT BOOSTING TREES METHOD FOR PREDICTION OF PROTEIN HYDROGEN BOND STABILITY Pavel Druzhkov, Zolotykh Nikolay Yu

144

Gradient boosting trees method is used for prediction of hydrogen bond stability in protein molecule. This approach allows improving the prediction quality in comparison with the method [1] that uses single decision trees.

CONTEXT APPROACH TO THE IMPLEMENTATION OF INTELLECTUAL SYSTEMS Bessmertny Igor Alexandrovich, Aida Balgayrakova, Dmitry Kovbasko

145

The paper develops a context approach to knowledge representation and acquisition in intellectual systems providing an automatic context extending during the query.