TECHNICAL UNIVERSITY - SOFIA: Последно депозирани

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    Заглавие: A survey of computer frauds and abuses  Автор: Arnaudov, Dimo; Sacramento, Cezario Дата: 1994 Резюме: The computer fraud is a new kind of a crime which practically has no trace. A great deal of specialists in revealing of computer frauds and abuses in the West consider that in the next decade this kind of a crime would be one of the most active events. The excellent knowledge of the underground world about the computer technologies would ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: A midi driver for the Linux kernel - methods of beta-testing  Автор: Georgiev, Luchezar Il. Дата: 1994 Резюме: The ISA bus i386/486 IBM PC/AT based Roland MPU-401 compatible board Linux kernel driver beta testing methods are discussed. The driver has been written by Michael B. Durian for several Unix clones (BSD/386, 386BSD, NetBSD, Linux, SVR4). The Linux version has been brought to life by L.Georgiev (Bulgaria). R.Jaeger (Germany) and M.Durian ... Библиотека:
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    Заглавие: Многозадачна операционна среда за работа в реално време за IBM РС/ХТ/АТ/386/486 в системи за автоматизация на производствени процеси  Автор: Георгиев, Георги Любомиров; Иванова, Стоянка Маринова Дата: 1994 Резюме: A multitasking real-time processing for IBM PC XT/AT/386/486 is presented here. The configurable software architecture contains application software functions for workstations. There are several types of software units: animation in real-time, animation of process control history, operating interventions through the conventional editor, ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: Диалект на език за визуално програмиране  Автор: Стоянова, Р. Дата: 1994 Резюме: В статията са описани резултатите от разработката на подсъвкупност на език за визуално програмиране (ЕВП). Анализирани са използваните подходи и модели за изгралкдане на подобни езици и системи. Дадено е примерно описание на диалект на ЕВП. Предложена е процедура за синтактичен анализ на изразите в ЕВП. Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: An analysis of the structure and a method of programming for array processors  Автор: Manoilov, Peter; Egorov, Aleksei Дата: 1994 Резюме: The designers of systems for high-speed computations (in digital signal processing. 3D computer graphics and animation, research work etc) need higher performance than standard microcomputer parts can deliver. The required precision and speed support has been supplied in microcomputers by specialized array processors with dedicated VLSI ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: Parallel finite element method for contaminant migration analysis  Автор: Stoykov, Vassil Дата: 1994 Резюме: Most currently available finite element packages are the result of developments spread over a number of years. FEM packages consist of many thousands of lines of code usually written in FORTRAN for serial machines. Since the method requires very large amounts of both numerical and nonnumerical resources, in recent years some of the existing ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: Decision support system for reconstruction of 3D objects by planar regularities  Автор: Ivanov, Nikolay; Sirakov, Nikolay; Muge, Fernando H. Дата: 1994 Резюме: In many cases, the problem of image processing, and reconstruction plays a significant role in many different areas of investigation. In order to achieve a better performance in such kind of problem solving, in this paper a small decision support system (DSS) for reconstruction of 3D objects using planar cross sections is described. The ... Библиотека:
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    Заглавие: An object oriented approach to construct a virtual reality model  Автор: Stoyanova, Radmila Дата: 1994 Резюме: The paper presents the results from the analysis of investigations for the modelling of computer virtual reality. This analysis serves as a basis for creating a model of virtual reality, composed of objects and laws that govern them. The model is produced as a hierarchy of extendible alternative environments with techniques provided by ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: Microcontroller-based relay protection of electric drives  Автор: Mircevski, Slobodan A.; Andonov, Dragan; Andonov, Zdravko; Sajnovski, Drago Дата: 1994 Резюме: This paper presents the development strategy of microcontrollcr- based protective devices for electric drives. A model for PROteclion of MOTor drives (PROMOT), based on microcontrollers, is proposed. The functions for measurement and protection are outlined and the protection algorithm is described. Reflecting the systematization of the ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: Program-package for automatic control system simulation in thermal power plants  Автор: Fustik, Vangel; Bosevski, Tome Дата: 1994 Резюме: The modem development of the thermal power parts and their role in the power system, emphasizes the importance of complete process understanding. A number of tasks which appear during dynamic operation have to be solved. The control system has remarkable influence on the quality of the economical operator, as well as on the safety and ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: An off-line procedure for identification of controlled ARMA process under initial information restriction  Автор: Vasilev, Tihomir Pelov Дата: 1994 Резюме: One-shot process dynamics identification procedure is presented. It is assumed that generalized ARMA model adequately describes the process under consideration. Two questions have been addressed The first deals with an easy-to-implement algorithm for titling the optimal model structure by utilizing the repeated ordinary Least-Squares. The ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: Solving system for the control theory problems in nonlinear non-stationary case - MACTEP  Автор: Podchukayev, V.A.; Naumov, E.V. Дата: 1994 Резюме: The article is dedicated to the conception of constructing the "Workstation or designer of automatic control system hard ware/software complex"[1] and includes the following subsystems of draft and technological automatical projecting Библиотека:
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    Заглавие: Knowledge - base for engineering design of electronic digital filters  Автор: Mollova, Gergana Stoycheva Дата: 1994 Резюме: A knowledge base, consisting of topological circuit structures and computational procedures is discussed. It is intended for computer-aided design of recursive digital filters. This knowledge base is an inherent part of a program system for engineering use. The data-transfer between the knowledge base unit and the other units of the system ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: C - Realization of a real-to-complex conversion structure for radar signals  Автор: Tchamova, Albena Plamenova Дата: 1994 Резюме: Complex signals are discussed in digital signal processing for several reasons. In some cases the required processing can be made more efficiently using such kind of signal representation, in other cases the envelop, or phase of considered signal are of interest and it is suitable to extract them from complex data. It is a problem, closely ... Библиотека:
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    Заглавие: Speeding up test generation for combinational digital circuits using transformations  Автор: Roussev, Borislav Nickolov Дата: 1994 Резюме: The theoretical study of Ibarra and Sahni [1] shows that test generation for combinational circuits is an NP-complete problem. The aim of the paper is to speed up the test generation for combinational circuits. The present exploration is inspired by the theory of Petri Nets [2]. A number of NP-complete analysis techniques for Place/transition ... Библиотека:
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    Заглавие: Self-checking implementation of Boolean interpreted Petri nets  Автор: Roussev, Borislav Nickolov Дата: 1994 Резюме: This paper presents a technique of constructing a self-checking synchronous implementation of a Boolean Interpreted Petri Net. The validated Petri net specification is modeled with a circuit that automatically detects faults visible at Petri net level. The so called direct approach is used in modeling Petri nets by hardware. The faults that ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: Fault simulators analysis using fault models refinement  Автор: Georgicv, Ilia K. Дата: 1994 Резюме: The main goal of this research activity is to estimate the matching between fault simulation methods and the need of fault models refinement. Long run times of exhausting simulation has been overcome by several methods: parallel, deduction, concurrent simulation, statistical simulation, hardware acceleration, etc. All these speeding-up ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: A study of the parallelism in some simulation algorithms for analog circuits and digital filters  Автор: Konstantinova, Pavlina Dimitrova; Djerassi, Emanuil Nisim; Gadzheva, Elisaveta Dimitrova Дата: 1994 Резюме: The basic analyses used for computer aided simulation of electronic circuits are frequency analysis, direct current analysis (DC) and transient analysis. Sensitivity analysis and symbolic analysis are also widely used. The requirements to the efficiency of all these kinds of analysis constantly increase and one of the ways to meet them is ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA
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    Заглавие: Industrial development officer engineering industries branch united nations industrial development organization  Автор: Sratravko, Victor Дата: 1994 Резюме: A mould or die design always starts from a product design This is inevitable since the product to be manufactured is the basis of the tool to be used for that purpose. Relevant production information such as material, producton volume, application and- strength, should be available. The design should facilitate uncomplicated production By ... Библиотека:
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    Заглавие: Development of CAD - CAM system in "ELTOS" - JSC  Автор: Radev, Ljobomir G. Дата: 1994 Резюме: The company has been founded about 20 years ago, and its production was based on AEG technology. During the recent years, as a reply to the requirements of the international markets, the company has orientated its activity to smaller production series and wider range of products. A CAD - CAM system aiming to establish the unity between the ... Библиотека:
    TECHNICAL UNIVERSITY - SOFIA

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