48 research outputs found

    Research and Development Workstation Environment: the new class of Current Research Information Systems

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    Against the backdrop of the development of modern technologies in the field of scientific research the new class of Current Research Information Systems (CRIS) and related intelligent information technologies has arisen. It was called - Research and Development Workstation Environment (RDWE) - the comprehensive problem-oriented information systems for scientific research and development lifecycle support. The given paper describes design and development fundamentals of the RDWE class systems. The RDWE class system's generalized information model is represented in the article as a three-tuple composite web service that include: a set of atomic web services, each of them can be designed and developed as a microservice or a desktop application, that allows them to be used as an independent software separately; a set of functions, the functional filling-up of the Research and Development Workstation Environment; a subset of atomic web services that are required to implement function of composite web service. In accordance with the fundamental information model of the RDWE class the system for supporting research in the field of ontology engineering - the automated building of applied ontology in an arbitrary domain area, scientific and technical creativity - the automated preparation of application documents for patenting inventions in Ukraine was developed. It was called - Personal Research Information System. A distinctive feature of such systems is the possibility of their problematic orientation to various types of scientific activities by combining on a variety of functional services and adding new ones within the cloud integrated environment. The main results of our work are focused on enhancing the effectiveness of the scientist's research and development lifecycle in the arbitrary domain area.Comment: In English, 13 pages, 1 figure, 1 table, added references in Russian. Published. Prepared for special issue (UkrPROG 2018 conference) of the scientific journal "Problems of programming" (Founder: National Academy of Sciences of Ukraine, Institute of Software Systems of NAS Ukraine

    Conceptual Based Hidden Data Analytics and Reduction Method for System Interface Enhancement Through Handheld devices

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    With the increasing demand placed on online systems by users, many organizations and companies are seeking to enhance their online interfaces to facilitate the search process on their hidden databases. Usually, users issue queries to a hidden database by using the search template provided by the system. In this thesis, a new approach based mainly on hidden database reduction preserving functional dependencies is developed for enhancing the online system interface through a small screen device. The developed approach is applied to online market systems like eBay. Offline hidden data analysis is used to discover attributes and their domains and different functional dependencies. In this thesis, a comparative study between several methods for mining functional dependencies shows the advantage of conceptual methods for data reduction. In addition, by using online consecutive reductions on search results, we adopted a method of displaying results in order of decreasing relevance. The validation of the proposed designed and developed methods prove their generality and suitability for system interfacing through continuous data reductions.NPRP-07-794-1-145 grant from the Qatar National Research Fund (a member of Qatar foundation

    Research and development workstation environment: the new class of Current Research Information Systems

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    Against the backdrop of the development of modern technologies in the field of scientific research, the new class of Current Research Information Systems (CRIS) and related intelligent information technologies have arisen. It was called – Research and Development Workstation Environment (RDWE) – the comprehensive problem-oriented information systems for scientific research and development lifecycle support. The given paper describes design and development fundamentals of the RDWE class systems. The general information model of the RDWE class systems is developed. Also the paper represents the information model of the RDWE class system for supporting research in the field of ontology engineering – the automated building of applied ontology in an arbitrary domain area, scientific and technical creativity – the automated preparation of application documents for patenting inventions in Ukraine. It was called – Personal Research Information System. The main results of our work are focused on enhancing the effectiveness of the scientist’s research and development lifecycle in the arbitrary domain area.На фоні розвитку сучасних технологій в сфері наукових досліджень, виник новий клас засобів комп'ютерних систем і відповідних інтелектуальних інформаційних технологій, що підтримують основні етапи життєвого циклу наукових досліджень. Цей клас систем отримав назву – Автоматизоване робоче місце наукових досліджень (АРМ-НД) – складні проблемно-орієнтовані інформаційні системи підтримки повного циклу наукових досліджень. В роботі наведено основи проектування і розробки систем класу АРМ-НД, розроблено узагальнену інформаційну модель систем класу АРМ-НД, а також наведена інформаційна модель розробленої АРМ-НД системи підтримки науково-технічної творчості та досліджень в області онтологічного інжинірингу. Отримані результати орієнтовані на підвищення ефективності повного науково-дослідного циклу роботи наукових співробітників в довільних предметних галузях.На фоне развития современных технологий в сфере научных исследований, возник новый класс средств компьютерных систем и соответствующих интеллектуальных информационных технологий, поддерживающих основные этапы жизненного цикла научных исследований. Этот класс систем получил название – Автоматизированное рабочее место научных исследований (АРМ-НИ) – сложные проблемно-ориентированные информационные системы поддержки полного цикла научных исследований. В работе описаны основы проектирования и разработки систем класса АРМ-НИ, разработана обобщённая информационная модель систем класса АРМ-НИ, а также описана информационная модель разработанной АРМ-НИ системы поддержки научно-технического творчества и исследований в области онтологического инжиниринга. Полученные результаты ориентированы на повышение эффективности полного научно-исследовательского цикла работы научных сотрудников

    How do companies collaborate in open source ecosystems? An empirical study of OpenStack

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    OpenSourceSoftware (OSS) has come to play a critical role in the software industry. Some large ecosystems enjoy the participation of large numbers of companies, each of which has its own focus and goals. Indeed, companies that otherwise compete, may become collaborators within the OSS ecosystem they participate in. Prior research has largely focused on commercial involvement in OSS projects, but there is a scarcity of research focusing on company collaborations within OSS ecosystems. Some of these ecosystems have become critical building blocks for organizations worldwide; hence, a clear understanding of how companies collaborate within large ecosystems is essential. This paper presents the results of an empirical study of the Open Stack ecosystem, in which hundreds of companies collaborate on thousands of project repositories to deliver cloud distributions. Based on a detailed analysis, we identify clusters of collaborations, and identify four strategies that companies adopt to engage with the Open Stack ecosystem. We also find that companies may engage in intentional or passive collaborations, or may work in an isolated fashion. Further, we find that a company’s position in the collaboration network is positively associated with its productivity in Open Stack. Our study sheds light on how large OSS ecosystems work, and in particular on the patterns of collaboration within one such large ecosystem

    The Eternal Network:The Ends and Becomings of Network Culture

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    The Never-ending Network:A Repetitive and (thus) Differentiating Concept of Our Time

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    The Eternal Network:The Ends and Becomings of Network Culture

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    ‘The network is everlasting’ wrote Robert Filliou and George Brecht in 1967, a statement that, at first glance, still seems to be true of today’s world. Yet there are also signs that the omnipresence of networks is evolving into another reality. In recent times, the limits of networks rather than their endless possibilities have been brought into focus. Ongoing media debates about hate speech, fake news, and algorithmic bias swirl into a growing backlash against networks. Perhaps it is time to reconsider the contemporary reach and relevance of the network imaginary.Accompanying transmediale 2020 End to End’s exhibition ‘The Eternal Network’, this collection gathers contributions from artists, activists, and theorists who engage with the question of the network anew. In referencing Filliou’s eternal notion, the exhibition and publication project closes the loop between pre- and post-internet imaginaries, opening up possible futures with and beyond networks. This calls many of the collection’s authors to turn to instances of independent and critical net cultures as historical points of inspiration for rethinking, reforming, or refuting networks in the present
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