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Proceedings of the Technical university of Sofia, 1995 -
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Последно депозирани

Proceedings of the Technical university of Sofia, 1995 -: Последно депозирани

Показване на публикации 81-100 от 853

Заглавие: Качествен контрол чрез методи за разпознаване на образи и анализ на акустични сигнали Автор: Гълъбов, Васил Тотев; Galabov, Vassil Totev; Маринов, Марин Беров; Marinov, Marin Berov Дата: 1995 Резюме: The possibility for applying of pattern recognition and signal analysis methods is investigated in order to develop a quality control system for serial products through their classification on the base of the emitted acoustic noises in operation mode. From the time-domain analysis of these noises are detected such typical defects as ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Higher-order rational s-to-z transformations Автор: Georgiev, Vladimir Ivanov; Георгиев, Владимир Иванов; Gurova, Elissaveta Vassileva; Гурова, Елисавета Василева Дата: 1995 Резюме: A number of different s-z transformations either based on numerical integration methods or derived directly from the mapping function are considered. The transformations and their properties are compared on an uniform basis. A study of the relationship between the continuous-time and the discrete-time frequency, the stability region and the ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Алгоритми за диспечиране в системи за реално време Автор: Мизхер, Уалид Казем; Mizher, Waleed Kasem; Патрашков, Румен Йорданов; Patrashkov, Rumen Jordanov Дата: 1995 Резюме: В статията е направен опит да се обобщи състоянието на разработва¬ните алгоритми в системите за реално време. Дискутирани са четири постановки, подчертаващи подходите за диспечиране. Това са: статично-таблично управляемо диспечиране, статично диспечиране с прекъсване на приоритетите; динамично, пла¬нирано диспечиране; динамично с най-добър ефект диспечиране. Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Scheduling algorithms for real -time systems (2) Автор: Mizher, Waleed Kasem; Мизхер, Уалид Казем; Patrashkov, Rumen Jordanov; Патрашков, Румен Йорданов Дата: 1995 Резюме: In the first paper we summarized the state of the real-time field in the area of scheduling. Also we have categorized the state of the art into four paradigms are: static table- driven scheduling, static priority preemptive scheduling, dynamic planning-based scheduling and dynamic best effort scheduling. In this paper we will discuss these ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Модел и алгоритъм за определяне на семантичната структура на локативни наименования в български, полски и руски език Автор: Виларова, Маргарита Димитрова; Vilarova, Margarita Dimitrova; Ангелов, Николай Петров; Angelov, Nikolai Petrov Дата: 1995 Резюме: The structural semantic model for description of word group with a common lo¬cation indicating semantics was formulated based on a study of word-building types in common for three Slavonic languages (Bulgarian, Polish and Russian). Based upon a specific linguistic material, an algorithm and PC software were developed, by means of which a ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Съвременни проблеми на теорията на автоматичното управление Автор: Томов, Илия Иванов; Tomov, Ilia Ivanov Дата: 1995 Резюме: A brief review of the results of the automatic control theory is presented in the first part of the paper. The main part of the paper is devoted to the problems of control in the case of a priory uncertainty. The recent results of theory of robust and adaptive control systems and the directions of future investigations in this area are discussed. Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Синтез на cap с използуване на интервален метод Автор: Пенев, Д. H .; Penev, D. N.; Колев, Л. В.; Kolev, L. V. Дата: 1995 Резюме: Presently, there exist a number of methods for parametric synthesis of Unear control systems. Most of then are based on the assumption that all the parameters of the plant have fixed well-know values. In the present paper, use of interval approach is suggested for the parametric synthesis of control systems. An algorithm is developed for ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Критерий за робастна устойчивост на линейни вериги и системи Автор: Колев, Любомир Варадинов; Kolev, lyubomir Varadinov Дата: 1995 Резюме: A criterion (necessary and sufficient conditions) for robust stability of linear circuits (systems) with interval parameters is suggested, which is applicable to circuits described by their characteristic polynomial. It reduces to checking the inconsistency of a corresponding system of non-linear equalities and inequalities. An appropriate ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Подход на интервалния анализ и алгоритми за решаване на мрежови задачи и задачи на динамичното програмиране при параметрична неопределеност Автор: Гатев, Гео Иванов; Gatev, Geo Ivanov Дата: 1995 Резюме: Interval analysis approach and algorithms for solving network and dynamic programming problems under parametric uncertainty are presented. An appropriate metric is introduced on the set of all intervals and simple necessary a sufficient conditions for checking the relation < are proposed. The offered algorithms are more effective than the ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Изследване на формални модели на аристотелевата силогистика чрез компютърно моделиране Автор: Янков, Боян Янков; Yankov, Boyan Yankov; Шойлев, Христо Захариев; Shoilev, Christo Zahariev Дата: 1995 Резюме: The problems of computer modeling with Aristoteles Syllogismus is discuss in this paper. It is possible inference of the new knowledge make with different logic, classic and nonclassic (Russel, Frege, Luis). In this work is applied the operators of sententional logic and here is present the predicament of produce. Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Някои възможности за оптимизация на операциите в процесори за обработка на масиви от данни Автор: Манолов, Петър Георгиев; Manoilov, Peter Georgiev Дата: 1995 Резюме: The article investigates some possibilities for optimization of data operations in specialized integrated circuits, intended for design of array processors. The optimization work uses two methods - the method of vectorization and the method of pipelined execution of the program cycles. Examined are the operations of applied programs, executed ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Изследване на рекурсия и итерация в процедурното програмиране Автор: Бонев, Стоян Бонев; Bonev, Stoyan Bonev Дата: 1995 Резюме: Recursion and iteration as alternate approaches applied to procedure-oriented programming to solve a wide range of practical problems are compared. Different kinds of recursion and iteration as well as modes for their program implementation are under discussion. Space and time consumption characteristics for alternate solutions of four ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Невронно-размит модел и приложение в задачата за банков кредит Автор: Трифонов, Румен Иванов; Trifonov, Roumen Ivanov Дата: 1995 Резюме: A hybrid model, which is integration of two different directions of the Artificial Intelligence -neural networks and fuzzy systems, is presented. The cooperation of the both in one model aim to overcome the weaknesses of the particular paradigms and to give most potential possibilities for application. A hyrarchical system of back propagation ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Зависимост между вида на форманта и структурно- семантичното уравнение на производни лексеми с локативно значение в славянските езици Автор: Виларова, Маргарита Димитрова; Vilarova, Margarita Dimitrova; Ангелов, Николай Петров; Angelov, Nikolai Petrov Дата: 1995 Резюме: A correlation analysis based on a generalized structural-semantic model, was applied by the study of a differentiated word-building group of words, featuring location indication as a common semantic parameter, and having similar structures in the three Slavonic languages Bulgarian, Polish and Russian. The obtained results show the relationship ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Планиране на ресурсите в разпределени паралелни компютърни архитектури Автор: Боровска, Пламенка Иванова; Borovska, Plamenka Ivanova Дата: 1995 Резюме: This paper develops a new method for resource scheduling in distributed parallel computer architectures based on priority levels with communication costs minimization. The main goal is to achieve maximum performance of the parallel computer system of broad topological spectrum for various applications which is a combinatorial optimization ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Regular computer structures for fast solving of partial differential equations Автор: Borovska, Plamenka Ivanova; Боровска, Пламенка Иванова Дата: 1995 Резюме: In this paper an efficient 3-D systolic computer architecture of cube topology is presented for fast solving of partial differential equations (PDE’S). The main goal is to acocommodate the existing parallel versions of algorithms for solving PDE’s to the specific computation geometry of the nearest neighbor connectivity of the cube topology ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Изследвания на въздушните потоци, обтичащи корпусите на металорежещите машини Автор: Попов, Георги Тодоров; Popov, Georgi Todorov Дата: 1995 Резюме: Experimental results concerning the velocity field of air flows blowing the body walls of machine tools at compulsory convection and discussed. Information is obtained about some aspects of an flows distribution and velocity field the researches provide a basis for mathematical description of the velocity field and creation of data base ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Евpиcтични методи в обучението по техническите дисциплини Автор: Колева, Нели Любенова; Koleva, Nelly Lubenova Дата: 1995 Резюме: Teaching always needs variety and quality. Qualitative new teaching methods have been elaborated as for that purpose, being based on a flexible balance between academic and pragmatic type of knowledge and both standard and not standard skills for problematic situations resolving. A didactic technological module has been drawn and motivated ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Относно причините за получаване на неточности на размерите при установяване на заготовките за обработка и настройване на технологическата система на размер Автор: Пангелов, Иван; Pangelov, Ivan Дата: 1995 Резюме: As a result of an analysis of different cases for the billet setting and the adjustment of the technical system on size we have found the reasons for size deviations and dispersions in the processing of an individual billet and a lot of billets. It is shown that in the indirect orientation of the initial technological basis towards the tool ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA
Заглавие: Особености на кристализацията в заваръчната вана Автор: Ямболиев, Тeофил Ангелов; lamboliev, Theofil Angelov Дата: 1995 Резюме: The influence of the G ГА welding parameters on the weld pool solidification of an Al- alloy is investigated. 5 types of solidification structure can be distinguished. UTS as high as 94-99% and elongation 89% compared with these of the base metal performs the stray-axial grain structure. Nucleous availability is necessary condition for ... Библиотека:
TECHNICAL UNIVERSITY - SOFIA

Показване на публикации 81-100 от 853

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