• Title/Summary/Keyword: computer technologies

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An Analysis of Indoor Positioning Technologies using Wireless Signals

  • Choi, Min-Seok;Jang, Beakcheol
    • Journal of the Korea Society of Computer and Information
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    • v.21 no.6
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    • pp.55-62
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    • 2016
  • In this paper, we present indoor positioning technologies using the wireless signal categorizing them into triangulation based, fingerprinting based, and cell ID based technologies. We describe several representative techniques for each of them emphasizing their strengths and weaknesses. We define important performance issues for indoor positioning technologies and analyze recent technologies according to the performance issues. We believe that this paper provide wise view and necessary information for recent indoor positioning technologies using wireless signals.

The Role of Computer Technologies in Contemporary Jewelry

  • Romanenkova, Julia;Bratus, Ivan;Gnatiuk, Liliia;Zaitseva, Veronika;Karpenko, Olga;Misko, Nataliia
    • International Journal of Computer Science & Network Security
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    • v.22 no.11
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    • pp.71-76
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    • 2022
  • The article aims to consider the role of computer technologies in contemporary jewelry art. The importance of computer programming, 3D-modeling and 3D-printing for the process of jewelry creating, its advertising and sales is emphasized. Both the positive features of the possibility of using computer technologies in jewelry and their shortcomings are considered. The process of changing the nature of jewelry design after the start of the use of digital technologies is highlighted. The issue of changing the perception and evaluation of a work of jewelry art, the creation of which uses mechanization, has been updated.

Computer Technologies as A Method to Create A Contemporary Ex-Libris

  • Romanenkova, Julia;Bratus, Ivan;Varyvonchyk, Anastasia;Sharikov, Denis;Karpenko, Olga;Tkachuk, Olena
    • International Journal of Computer Science & Network Security
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    • v.22 no.6
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    • pp.332-338
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    • 2022
  • The article is dedicated to the phenomenon of modern ex-libris created with the help of computer graphics. The process of evolution in the use of various techniques of book plate creating is analyzed, the role of computer technologies in the popularization of the modern book plate is emphasized. The debatable nature of the issue of the danger of displacement, replacement of traditional techniques of printed graphics with computer technologies is emphasized. Computer graphics are positioned as an effective way to popularize the Ukrainian ex-libris in the foreign art space. The characteristic features of the Ukrainian computer ex-libris are highlighted, a parallel with the book plate created with the help of computer graphics by masters of other countries (Belgium, China, the Netherlands, Poland, Turkey) is drawn

Improving the Professional Competence of a Specialist in Poland by Implementing Multimedia Technologies

  • Kravchenko, Tetiana;Varga, Lesia;Lypchanko-Kovachyk, Oksana;Chinchoy, Alexander;Yevtushenko, Nataliia;Syladii, Ivan;Kuchai, Oleksandr
    • International Journal of Computer Science & Network Security
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    • v.22 no.9
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    • pp.51-58
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    • 2022
  • The article emphasizes the features of the modern education system in Poland, reveals the peculiarities of improving the professional competence of a specialist in Poland through the implementation of multimedia technologies. Various forms of innovations implemented in improving the professional competence of a specialist are listed: improvement (rationalization), modernization, innovation. The forms of professional improvement through the introduction of computer technologies in general and multimedia technologies, in particular, primarily include various professional courses, qualification, preparatory, methodological conferences, seminars, postgraduate studies, foreign and state internships. At the same time, the main direction is self-education. The subject of professional improvement in the application of computer technologies by specialists is the updating of existing knowledge, exchange of professional experience, planning, as well as discussion of innovative works in which specialists participate. Professional growth of specialists can occur both during work and in higher education institutions during their studies. Modernization of computer technologies, especially multimedia ones, is a necessary condition for the functioning of specialists in modern society, since specialists are at the center of the educational process, during the improvement of professional competence. The main functions of the educational process necessary for improving the professional competence of specialists through the implementation of multimedia technologies are revealed. These functions not only contribute to the professional improvement of specialists, but also affect their solutions and optimize the maintenance of contacts between specialists. The importance of creating conditions that are consistent with the modern needs of innovative education is emphasized.

Latest Information Technologies in the UK Adults Education System

  • Tverezovska, Nina;Bilyk, Ruslana;Rozman, Iryna;Semerenko, Zhanna;Orlova, Nataliya;Vytrykhovska, Oksana;Oros, Ildiko
    • International Journal of Computer Science & Network Security
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    • v.22 no.8
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    • pp.25-34
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    • 2022
  • Today, further education of adults in the UK is one of the developing areas of continuing education. The Open University with distance learning, in the process of which innovative forms and methods based on computer and telecommunication technologies are used, is particularly successful in the organization of additional education of the adult population. The advantages of distance learning, multimedia - the latest information technologies, which provide the combination of graphic images, video, sound with the help of modern computer tools, are noted. The basic principles and forms underlying the technologies and forms of work with the elderly are defined. The international experience of implementing "Universities of the Third Age" is summarized. The most widespread approach in adult education in Great Britain is informational. The use of computer technologies motivates a new paradigm in educational methods and strategies, which requires new approaches, forms of learning, and innovative ways of delivering educational materials to adult learners. Information technologies have gained great popularity in such activities as distance learning, online learning, assistance in the education management system, development of programs and virtual textbooks in various subjects, online search for information for the educational process, computer testing of students' knowledge, creation of electronic libraries, formation of a single scientific electronic environment, publication of virtual magazines and newspapers on pedagogical topics, teleconferences, expansion of international cooperation in the field of Internet education. The information technology of synchronous distance learning "online" has gained considerable popularity in the educational process today. A promising direction is the use of multimedia technologies in educational activities to create a design of a virtual computer environment by decoding audiovisual information.

Decision Support System Regarding the Possibility of Using the Reproductive Technologies Taking into Account Civil Law

  • Hnatchuk, Yelyzaveta;Hovorushchenko, Tetiana;Medzatyi, Dmytro
    • International Journal of Computer Science & Network Security
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    • v.22 no.7
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    • pp.413-420
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    • 2022
  • The review of known methods and decision support systems regarding the possibility of using the reproductive technologies showed that currently there are no methods and decision support systems regarding the possibility of using reproductive technologies taking into account civil law. Although the analyzed methods and systems have great potential for use in different contexts, these methods and systems do not take into account the civil law requirements of any country. The paper has developed a decision support system regarding the possibility of using the reproductive technologies taking into account civil law, which automatically and free of charge determines the possibility/impossibility of surrogate motherhood or in vitro fertilization. If it is determined that surrogate motherhood or in vitro fertilization is impossible, the sufficiency of the information in the analyzed contract is evaluated, and the reasons for the impossibility of surrogate motherhood or in vitro fertilization are presented to the user.

Security in Network Virtualization: A Survey

  • Jee, Seung Hun;Park, Ji Su;Shon, Jin Gon
    • Journal of Information Processing Systems
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    • v.17 no.4
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    • pp.801-817
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    • 2021
  • Network virtualization technologies have played efficient roles in deploying cloud, Internet of Things (IoT), big data, and 5G network. We have conducted a survey on network virtualization technologies, such as software-defined networking (SDN), network functions virtualization (NFV), and network virtualization overlay (NVO). For each of technologies, we have explained the comprehensive architectures, applied technologies, and the advantages and disadvantages. Furthermore, this paper has provided a summarized view of the latest research works on challenges and solutions of security issues mainly focused on DDoS attack and encryption.

The Use of Innovative Distance Learning Technologies in the Training of Biology Students

  • Biletska, Halyna;Mironova, Nataliia;Kazanishena, Natalia;Skrypnyk, Serhii;Mashtakova, Nataliia;Mordovtseva, Nataliia
    • International Journal of Computer Science & Network Security
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    • v.22 no.11
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    • pp.115-120
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    • 2022
  • The main purpose of the study is to identify the key aspects of the use of innovative distance learning technologies in the training of biology students. Currently, there is a modernization, the evolution of the education system from a classical university to a virtual one, from lecture material teaching to computer educational programs, from a book library to a computer one, from multi-volume paper encyclopedias to modern search databases. During studies in higher education, distance learning ensures the delivery of information in an interactive mode through the use of information and communication technologies. The main disadvantage of distance learning is the emotional interaction of the teacher with students. It is necessary to increase the level of methodological developments for independent studies of students. The methodology includes a number of theoretical methods. Based on the results of the study, the main elements of the use of innovative distance learning technologies in the training of biology students were identified.

Theoretical Principles Of Using Innovative Modern Technologies In Higher Education Institutions

  • Komar, Olha;Bazhenkov, Ievgen;Vnukova, Оlga;Kolomoiets, Halyna;Yanchyshyn, Anatolii;Polishchuk, Oksana
    • International Journal of Computer Science & Network Security
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    • v.21 no.9
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    • pp.185-190
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    • 2021
  • The article is assigned to a prelude to the joke of effective pedagogical technologies in professional education in the minds of її continuity. Analyzed the definitions "innovation", "technology", "pedagogical technology", "Innovation pedagogical technology". Blocks have been added, which are stored in innovation processes in the light. The significant role of innovation in education is stated. Presented warehouses pedagogical technologies: conceptual, conceptual-processual and professional. The purpose of introducing innovative technologies into the educational process of vocational education institutions has been clarified. The reasons for finding and implementing innovative pedagogical technologies in education are analyzed.

Cloud System Security Technology Trend

  • Yoon, Jeong-Won;Jang, Beakcheol
    • Journal of the Korea Society of Computer and Information
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    • v.20 no.7
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    • pp.49-56
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    • 2015
  • In this paper, we introduce recent cloud system security technologies categorizing them according to Reliability, Availability, Serviceability, Integrity, and Security (RASIS), terms that evaluate robustness of the computer system. Then we describe examples of security attacks and corresponding security technologies for each of them. We introduce security technologies based on Software Defined Network (SDN) for Reliability, security technologies based on hypervisor and virtualization for Availability, disaster restoration systems for Serviceability, authorization and access control technologies for Integrity, and encryption algorithms for Security. We believe that this paper provide wise view and necessary information for recent cloud system security technologies.