130,592 research outputs found

    MeSH term explosion and author rank improve expert recommendations

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    Information overload is an often-cited phenomenon that reduces the productivity, efficiency and efficacy of scientists. One challenge for scientists is to find appropriate collaborators in their research. The literature describes various solutions to the problem of expertise location, but most current approaches do not appear to be very suitable for expert recommendations in biomedical research. In this study, we present the development and initial evaluation of a vector space model-based algorithm to calculate researcher similarity using four inputs: 1) MeSH terms of publications; 2) MeSH terms and author rank; 3) exploded MeSH terms; and 4) exploded MeSH terms and author rank. We developed and evaluated the algorithm using a data set of 17,525 authors and their 22,542 papers. On average, our algorithms correctly predicted 2.5 of the top 5/10 coauthors of individual scientists. Exploded MeSH and author rank outperformed all other algorithms in accuracy, followed closely by MeSH and author rank. Our results show that the accuracy of MeSH term-based matching can be enhanced with other metadata such as author rank

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    "Closing the R&D Gap, Evaluating the Sources of R&D Spending"

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    Both spending and tax policies have been implemented in the United States with the goal of stimulating private sector research and development (R&D). Karier questions whether current R&D policy, especially the research and experimentation tax credit, can contribute to closing the gap between nondefense expenditures on R&D in the United States and such expenditures in other countries, such as Japan and Germany. He also explores possible changes to our current R&D policy to make it more effective.

    A. D. Fricke, author

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    Black and white photograph of author, A. D. Fricke

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods

    Low genotyping error rates in wild ungulate faeces sampled in winter

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    We show that Alpine ibex (Capra ibex) and Corsican mouflon (Ovis musimon) faeces yield useful DNA for microsatellite analysis, however, we detected higher genotyping error rates for spring faeces than for winter faeces. We quantified the genotyping error rate by repeatedly genotyping four microsatellites. Respectively, 99 and 95% of mouflon and ibex genotyping repetitions provided a correct genotype using winter samples, whereas spring samples provided only 52 and 59% correct genotypes. Thus, before starting a noninvasive study, we recommend that researchers conduct a pilot study to quantify genotyping error rates for each season, population and species to be studied

    Scholarly Communication and Publishing Lunch and Learn Talk #11: The ULS Open Access Author Fee Fund

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    At the May 2014 talk, you will learn about the ULS Open Access Author Fee Fund--what it is, why we do it, how it works, and how the program is going so far

    Theodori Prodromi Philosophi Rhodanthes Et Dosiclis Amorum Libri IX. : Graecè et Latinè / Interprete Gilb. Gaulmino Molinensi

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    THEODORI PRODROMI PHILOSOPHI RHODANTHES ET DOSICLIS AMORUM LIBRI IX. : GRAECÈ ET LATINÈ / INTERPRETE GILB. GAULMINO MOLINENSI Theodori Prodromi Philosophi Rhodanthes Et Dosiclis Amorum Libri IX. : Graecè et Latinè / Interprete Gilb. Gaulmino Molinensi (1) Text des Hauptwerkes (1) Theodori Prodromi dialogus, amarantus (25) Gilberti Gaulmini Molinensis notarum ad Theodorum Prodromum (69) Gilberti Gaulmini Molinensis notae ad Theodori Prodromi amarantum (155) Carolum de l'orme cognatum suum, ... elegia (177) In orationem D. Talon Patroni ... elegia (185) A dillustrissimum D. cardinalem de Richelieu (191) Fotodokumentation (193

    The R&D Tax Incentives

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    This article sets out some background information and reflections of the author on the R&D tax incentive schemes included in the Common Corporate Tax Base (CCTB) Proposal. In particular the author analyzes the stimulus to private R&D through ad hoc tax incentives included in the CCTB Proposal and dives into the actual provisions included in the Proposal highlighting the most relevant issues connected with their design and interpretation. Moreover, the author explores the interaction between the CCTB Proposal and the granting by Member States of domestic R&D tax incentives

    Taos Pueblo pot

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    Circa 2002"Taos Juanita Dubray was born in Taos Pueblo in 1930 to Tonita and Eliseo Suazo. She is a lifelong resident of Taos Pueblo and descends from an unbroken line of Taos Pueblo natives. Her mother Tonita made traditional micaceous pottery for utilitarian use. Juanita did not learn the art of pottery making as a child. She became interested in the micaceous pottery tradition in 1980 after a career of working as a pharmaceutical technician. She started making micaceous pottery at the age of 50 with the encouragement of a neighbor who gave her some clay. When she first started making pottery she made one-of-a- kind micaceous pots using different ancient designs and symbols. Eventually she began using more contemporary designs and symbols on her pots making them out of both micaceous and white clay. She added an element of sculpture, producing many pieces with icons of corn, turtles, lizards, and kiva steps in relief. Her original corn design has become her most recognized symbol. She also often includes traditional ornamentation of rope fillets, tool-impressed rims and loop handles on her pots. Juanita has also produced sculptured objects including nativity scenes and storyteller dolls. As a self-taught potter Juanita has come a long way in mastering the skills of making traditional micaceous pottery, which are truly beautiful works of art. She has attended numerous shows and exhibitions including the Santa Fe Indian Market, Denver Indian Market, the San Ildefonso and San Juan Eight Northern Indian Markets among others. In 1988 she received first place in the San Ildefonso Eight Northern Indian Market. In 1994 she was designated a Master Potter by the School of American Research and was invited to attend the school's Micaceous Pottery Artists Convocation. She was one of ten master micaceous potters to attend. In June of 2004 she also taught a workshop at the Taos Art School on making traditional Taos Pueblo micaceous pottery." -- From the Morgan Collection of Southwest Pottery website.Gift by John A. Morgan, 200
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