889,657 research outputs found

    Grid infrastructures supporting paediatric endocrinology across Europe

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    Paediatric endocrinology is a highly specialised area of clinical medicine with many experts with specific knowledge distributed over a wide geographical area. The European Society for Paediatric Endocrinology (ESPE) is an example of such a body of experts that require regular collaboration and sharing of data and knowledge. This paper describes work, developed as a corollary to the VOTES project [1] and implementing similar architectures, to provide a data grid that allows information to be efficiently distributed between collaborating partners, and also allows wide-scale analyses to be run over the entire data-set, which necessarily involves crossing domain boundaries and negotiating data access between administrations that only trust each other to a limited degree

    Sharing a conceptual model of grid resources and services

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    Grid technologies aim at enabling a coordinated resource-sharing and problem-solving capabilities over local and wide area networks and span locations, organizations, machine architectures and software boundaries. The heterogeneity of involved resources and the need for interoperability among different grid middlewares require the sharing of a common information model. Abstractions of different flavors of resources and services and conceptual schemas of domain specific entities require a collaboration effort in order to enable a coherent information services cooperation. With this paper, we present the result of our experience in grid resources and services modelling carried out within the Grid Laboratory Uniform Environment (GLUE) effort, a joint US and EU High Energy Physics projects collaboration towards grid interoperability. The first implementation-neutral agreement on services such as batch computing and storage manager, resources such as the hierarchy cluster, sub-cluster, host and the storage library are presented. Design guidelines and operational results are depicted together with open issues and future evolutions.Comment: 4 pages, 0 figures, CHEP 200

    Project Overview of the Beijing-Arizona Sky Survey

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    The Beijing-Arizona Sky Survey (BASS) is a wide-field two-band photometric survey of the Northern Galactic Cap using the 90Prime imager on the 2.3 m Bok telescope at Kitt Peak. It is a four-year collaboration between the National Astronomical Observatory of China and Steward Observatory, the University of Arizona, serving as one of the three imaging surveys to provide photometric input catalogs for target selection of the Dark Energy Spectroscopic Instrument (DESI) project. BASS will take up to 240 dark/grey nights to cover an area of about 5400 deg2^2 in the gg and rr bands. The 5σ\sigma limiting AB magnitudes for point sources in the two bands, corrected for the Galactic extinction, are 24.0 and 23.4 mag, respectively. BASS, together with other DESI imaging surveys, will provide unique science opportunities that cover a wide range of topics in both Galactic and extragalactic astronomy.Comment: 10 pages, submitted to PAS

    Cascading Effects and Escalations in Wide Area Power Failures: A Summary for Emergency Planners

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    This special report is the result of a collaboration between academics and practitioners. It aims to provide a synthetic overview of the cascading effects caused by wide-area power failures, and to define the recurrent impacts and sources of escalation. It provides a reference for the training and the situational awareness of decision makers and emergency operators. The format uses bullet points and examples to facilitate reading in conditions of limited availability of time. The following topics have been developed:- âš« A definition of cascading effects. âš« An introduction for of wide area power failures (PF) policies and practices. âš« Illustrative examples. âš« A table listing cascading effects and escalations caused by wide area PF. âš« Resources for training and essential references for further reading

    Implementing Tiny Tusks: Breastfeeding and Infant Support Tent

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    Tiny Tusks: Breastfeeding and Infant Support Tent provided the first designated clean, private area to nurse, pump or change an infant’s diaper at University of Arkansas home athletic events. Tiny Tusks offered comfortable rocking chairs, changing tables, bottled water, and engaging projects for siblings and young children at a wide variety of University of Arkansas home athletic events, including football games, men’s basketball games, and women’s gymnastics meets. The project was created and designed by two Eleanor Mann School of Nursing professors, Dr. Allison Scott and Dr. Kelly Vowell-Johnson, in collaboration with the University of Arkansas Athletic Department. Women’s Giving Circle was an organization that supported the project with a monetary grant. Along with the guidance of our two mentors, the project was implemented by myself and three other honors students pursuing a Bachelor of Science in Nursing: Brittany Lyons, Lacey Schroeder, and Blair Willheim. We created and distributed educational handouts and pamphlets for anyone utilizing the tent. In collaboration with certified lactation consultants, Eleanor Mann School of Nursing faculty, and senior students pursuing Bachelor of Science in Nursing during their community health clinical, we staffed the Tiny Tusks: Breastfeeding and Infant Support Tent

    A Search for Cosmic-ray Proton Anisotropy with the Fermi Large Area Telescope

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    In eight years of operation, the Fermi Large Area Telescope (LAT) has detected a large sample of cosmic-ray protons. The LAT's wide field of view and full-sky coverage make it an excellent instrument for studying anisotropy in the arrival directions of protons at all angular scales. These capabilities enable the LAT to make a full-sky 2D measurement of cosmic-ray proton anisotropy complementary to many recent TeV measurements, which are only sensitive to the right ascension component of the anisotropy. Any detected anisotropy probes the structure of the local interstellar magnetic field or could indicate the presence of a nearby source. We present the first results from the Fermi-LAT Collaboration on the full-sky angular power spectrum of protons from approximately 100 GeV - 10 TeV.Comment: Presented at ICRC 2017 in Busan, Korea - PoS(ICRC2017)17
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