18 research outputs found

    Understanding Interdependencies among Fog System Characteristics

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    Fog computing adds decentralized computing, storage, and networking capabilities with dedicated nodes as an intermediate layer between cloud data centers and edge devices to solve latency, bandwidth, and resilience issues. However, in-troducing a fog layer imposes new system design challenges. Fog systems not only exhibit a multitude of key system characteristics (e.g., security, resilience, interoperability) but are also beset with various interdependencies among their key characteristics that require developers\u27 attention. Such interdependencies can either be trade-offs with improving the fog system on one characteristic impairing it on another, or synergies with improving the system on one characteristic also improving it on another. As system developers face a multifaceted and complex set of potential system design measures, it is challenging for them to oversee all potentially resulting interdependencies, mitigate trade-offs, and foster synergies. Until now, existing literature on fog system architecture has only analyzed such interdependencies in isolation for specific characteristics, thereby limiting the applicability and generalizability of their proposed system designs if other than the considered characteristics are critical. We aim to fill this gap by conducting a literature review to (1) synthesize the most relevant characteristics of fog systems and design measures to achieve them, and (2) derive interdependences among all key characteristics. From reviewing 147 articles on fog system architectures, we reveal 11 key characteristics and 39 interdependencies. We supplement the key characteristics with a description, reason for their relevance, and related design measures derived from literature to deepen the understanding of a fog system\u27s potential and clarify semantic ambiguities. For the interdependencies, we explain and differentiate each one as positive (synergies) or negative (trade-offs), guiding practitioners and researchers in future design choices to avoid pitfalls and unleash the full potential of fog computing

    NASA/American Society for Engineering Education (ASEE) Summer Faculty Fellowship Program 1989

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    Since 1964, NASA has supported a program of summer faculty fellowships for engineering and science educators. The objectives are: to further the professional knowledge of qualified engineering and science faculty; to stimulate and exchange ideas between participants and NASA; to enrich and refresh the research and teachning activities of participants' institutions; and to contribute to the research objectives of the NASA center. College or university faculty members will be appointed as Research Fellows to spend 10 weeks in cooperative research and study at the NASA Langley Research Center. The Fellow will devote approximately 90 percent of the time to a research problem and the remaining time to a study program. The study program will consist of lecture and seminars on topics of interest or that are directly relevant to the Fellows' research topic

    Research and Technology Objectives and Plans Summary (RTOPS)

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    A compilation of summary portions of each of the Research and Technology Objectives and Plans (RTOPS) used for management review and control of research currently in progress throughout NASA is presented. Subject, technical monitors, responsible NASA organization, and RTOP number indexes are included

    Gumbo Yearbook, Class of 2000

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    The Gumbo yearbook chronicles the entire academic year at LSU. In words and especially photos, the Gumbo shows the people, places, and events that make each year unique. In addition to formal portraits of schools and departments, the book contains hundreds of snapshots of students with their friends and dozens of pages showcasing organizations.https://digitalcommons.lsu.edu/gumbo/1098/thumbnail.jp

    Zukunftsmusik: prototyping the social and technological construction of space

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    This project investigates shaping the design practice of a trans-disciplinary creative agency through engagement with research and prototyping. The intention has been to identify and test prototyping processes that permit the generation of novel technological and design solutions that are then recognised as valuable to the project clients. The project research explores a central question in the prototyping of new design solutions. That of who is given access to the prototyping processes and how this affects the efficacy and relevance of the processes and the acceptance of the results. The project research describes three successive modes of engaging complex client bodies in innovative designs encompassing customer service in new spatial configurations. The first mode takes client representations at face value, the second engages the wider client in workshops, and the third invol ves the wider client in the inclusive design of full-scale prototypes. The findings suggest that the tangible outcomes of a prototyping process can act as uniquely valuable bridges for introducing and testing new design solutions for clients. These processes help reduce the perceived risk of innovation and promote conversation and dialogue among the diverse and often non-aligned project participants. The project describes ways in which this setting up of the prototyping processes can also contribute significantly to the nature and value of the design outcomes. The prototyping process can begin to act as an idea generator and catalyst. The processes can focus all those involved in contemplating the value of innovation rather than the expressing of concern over the risks involved in addressing change

    Bowdoin Orient v.126, no.1-23 (1997-1998)

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    https://digitalcommons.bowdoin.edu/bowdoinorient-1990s/1010/thumbnail.jp

    Bowdoin Orient v.116, no.1-27 (1986-1987)

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    https://digitalcommons.bowdoin.edu/bowdoinorient-1980s/1007/thumbnail.jp

    Bowdoin Orient v.105, no.1-24 (1975-1976)

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    https://digitalcommons.bowdoin.edu/bowdoinorient-1970s/1006/thumbnail.jp
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