72,484 research outputs found

    Discovery Tools and Local Metadata Requirements in Academic Libraries

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    As the second decade of the twenty-first century commences, academic librarians who work to promote collection access must not only contend with a vast array of content available in a wide range of formats, but they must also ensure that new technologies developed to accommodate user search behaviors yield satisfactory outcomes. Next generation discovery tools are designed to streamline the search process and facilitate better search results by incorporating metadata from proprietary and local collections, then by providing relevancy-ranked results. This paper investigates the implications of discovery tool use for accessing materials housed in institutional repositories and special collections, in particular, how the discovery of these materials depends on local metadata creation practices. This paper surveys current research pertaining to metadata quality issues that may put unique local collections at risk for being overlooked in meta-search relevancy rankings, and considers ways in which academic libraries can address this issue as well as areas for future research

    An Unhealthy Case of Mold

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    Mold is a serious problem which threatens the well-being of both collections and staff. Preventative maintenance and a good disaster plan are the most effective way of handling mold. However, unforeseen circumstances can infect a library; in which case, librarians must be able to recognize and treat the problem immediately. Finances can affect the manner in which the mold is cleaned. Librarians need to be aware of a variety of options open to them, as well as, a variety of resources upon whom to call in the event of a breakout. A low budget process is presented as an alternative to professional remediation services

    Metformin use in pregnancy: promises and uncertainties

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    Metformin has been prescribed in pregnancy for over 40 years; for much of this time, use has been limited both in numbers and geographically, and the evidence base has been confined to observational studies. In early years, perceived safety concerns and lack of availability of the drug in many countries acted as a barrier to use. More recently, RCTs have begun to examine the role of metformin in pregnancy in much-needed detail. However, this evidence base has been interpreted differently in different countries, leading to very wide variation in its current application in pregnancy. In this short review, we will discuss the history of metformin in pregnancy and highlight some of the key clinical trials. We will then consider some of the remaining controversies associated with metformin use in pregnancy, most important of these being the potential for long-term ‘programming’ effects on the fetus as a result of metformin being able to cross the placenta. We will also consider clinical situations where metformin might be avoided. Finally, we will discuss some future directions for this drug as it reaches its sixtieth anniversary

    NEW NATIONAL CENTER FOR VALUE-ADDED AGRICULTURE

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    Farm Management,

    Causation in Occupational Disease: Balancing Epidemiology, Law and Manufacturer Conduct

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    Drs. Lynch & Henefin examine evolution of disease causation theory and its impact on public health, as well as how these relate to the courtroom admissibility of expert opinion evidence

    Experimental assembly of structures in EVA: Hardware morphology and development issues

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    A large body of data was obtained by MIT during neutral boyancy testing at Marshall Space Flight Center from 1980 to the present. These efforts, and the most significant results are summarized. The Experimental Assembly of Structure in EVA (EASE) flight experiment was undertaken to validate these results and flown on the STS 61-B in November 1985. The EASE experiment hardware is discussed and how the experiment goals dictate its size, shape, and operational characteristics, are illustrated

    Testing the Effectiveness of Regulation and Competition on Cable Television Rates

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    Regulation of the cable television industry was marked by remarkable periods of deregulation, re-regulation, and re-deregulation during the 1980s and 1990s. Using FCC firm-level survey data spanning 1993 to 2001, we model and econometrically estimate the effect of regulation and competition on cable rates. Our calculations indicate that while regulation lowered rates for small system operators, it raised them for medium and large systems. Meanwhile, competition consistently decreased rates from 5.6 to 8.8 percent, with even larger declines during periods of regulation. Our results suggest that competition is more effective than regulation in containing cable prices.cable rates, regulation, competition

    A Media Librarian's Education: An Assessment of the Availability and Need for Specific Training in Media Librarianship Issues and Practice

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    This article articulates the findings of two research studies. The first, a national survey, explores the educational background and current job responsibilities of media librarians. The second, a web analysis, assesses media-related curriculum components of accredited library and information science programs. Conclusions support anecdotal evidence that media librarians receive the majority of their education regarding media-related issues on the job.published or submitted for publicatio

    Automatic computation of wing-fuselage intersection lines and fillet inserts with fixed-area constraint

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    Procedures for automatic computation of wing-fuselage juncture geometry are described. These procedures begin with a geometry in wave-drag format. First, an intersection line is computed by extrapolating the wing to the fuselage. Then two types of filleting procedures are described, both of which utilize a combination of analytical and numerical techniques appropriate for automatic calculation. An analytical technique for estimating the added volume due to the fillet is derived, and an iterative procedure for revising the fuselage to compensate for this additional volume is given. Sample results are included in graphical form
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