102,040 research outputs found

    Thomas Howells and Glen T. Walker

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    Thomas Howells and Glen T. Walker launched a fund drive to raise money for the Boy Scouts. The drive raised $8,000

    Cover of We Went to Spain

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    We went to Spain /​ by A.F. Howells ; with section on aid for children by M.J. Howells ; foreword by Nettie Palmer ; cover design and map by L.P. Fox

    Multi-dimensional key generation of ICMetrics for cloud computing

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    Despite the rapid expansion and uptake of cloud based services, lack of trust in the provenance of such services represents a significant inhibiting factor in the further expansion of such service. This paper explores an approach to assure trust and provenance in cloud based services via the generation of digital signatures using properties or features derived from their own construction and software behaviour. The resulting system removes the need for a server to store a private key in a typical Public/Private-Key Infrastructure for data sources. Rather, keys are generated at run-time by features obtained as service execution proceeds. In this paper we investigate several potential software features for suitability during the employment of a cloud service identification system. The generation of stable and unique digital identity from features in Cloud computing is challenging because of the unstable operation environments that implies the features employed are likely to vary under normal operating conditions. To address this, we introduce a multi-dimensional key generation technology which maps from multi-dimensional feature space directly to a key space. Subsequently, a smooth entropy algorithm is developed to evaluate the entropy of key space

    High-Tech Kit – The set of advanced activities from the MOSEM project.

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    One of the most tangible outcomes of the MOSEM (Minds-On experimental equipment kits in Superconductivity and ElectroMagnetism for the continuing vocational training of upper secondary school physics teachers—LLPLdV- TOI-2007-NO/165.009) project is the set of advanced experiments—High-Tech Kit (HTK). The Kit contains the experiments, prototyped and tested among the project partners’ schools and teacher training institutions. The activities are combined with e-modules comprising videos, animations, and modeling as well as with new support material for teachers and teacher seminars. The paper briefly shows some of the HTK materials as appropriate use of real and virtual multimedia in physics teaching and learning. The authors discuss the process of setting up same of the experiments and illustrate activities with the results of measurements obtained within

    ICmetrics for Low Resource Embedded Systems

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    The ICmetrics technology is based on extracting features from digital devices' operation that may be integrated together to generate unique identifiers for each of the devices or create unique profiles that describe the devices' actual behaviour. Any changes in these identifiers (profiles) during consequent devices' operation would signal about a possible safety or security breach within the electronic system. This paper explores the program counter (PC) of a processor core as a potential source for ICmetrics features and discusses several methods of feature values acquisition with the aim to achieve a maximum level of information gain with a minimal impact on a system's performance. The main finding of this study is that while isolated PC values may not always allow to generate a stable identifier (profile) for a device that would distinguish the device from the rest in the considered set, the PC sequences and frequencies in the execution flow may serve as suitable ICmetrics features, which has yet to be tested in complex scenarios

    Arm, Australians! [music] : Australian war song /

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    "Dedicated to the Bushmen's Corps and the Australian Contingents".; "Sung by Miss Lawrie Carrigg"; Also available online http://nla.gov.au/nla.mus-an13620745; Library's N copy in fair condition, with brittle edges and large chip of paper missing from bottom left edge. Item has received preservation treatment
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