1,721,267 research outputs found

    UMNH:Mamm:25978

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    UMNH:Mamm:25978 Voucher specimen study ski

    An Initial Evaluation of ROP-based JIT-Compilation

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    International Conference on Communication Technology and Application (CTA) (2nd. 2015. Bangkok, Thailand)This work was partially funded by the Department of Science and Innovation (Spain) under the National Program for Research, Development and Innovation: project TIN2011-25978. We have also received funds from the Principality of Asturias to support the Computational Reflection research group, grant GRUPIN14-100

    A Comprehensive Evaluation of Common Python Implementations

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    The Department of Science and Innovation (Spain) partially funded this research under the National Program for Research, Development, and Innovation, project TIN2011- 25978

    Design and implementation of a efficient hybrid dynamic and static typing language

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    This work was also funded by the Department of Science and Innovation (Spain) under the National Program for Research, Development and Innovation: project TIN2011-25978, entitled Obtaining Adaptable, Robust and Efficient Software by Including Structural Reflection in Statically Typed Programming Languages

    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

    Immobilization of Nitrosomonas europaea ATCC 25978 onto Ca-Alginate

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    本実験では、固定化硝化細菌によるアンモニア除去に関して検討を行った。その結果を以下に要約する。1)Nitrosomonas europaea ATCC 25978を固定化し、亜硝酸生成に供する担体の選択を行った。寒天、k-カラギーナン、アルギン酸ナトリウム、光硬化樹脂(ENT)、セライト、ゼオライト、ビスキットビーズ、活性炭などの担体の中から、固定化操作の容易さ、固定化条件の穏和さ、および非固定化時と比較した場合の亜硝酸生成盛の増加の割合より、アルギン酸ナトリウムを選択した。2)菌体の固定化および亜硝酸生成反応の至適条件は、初発pH8.0、温度30℃、(NH_4)_2SO_4濃度、1g/ℓであった。また、Mo^6+およびC.S.L.の添加により生育量がそれぞれ65%および85%高くなった。3)固定化菌体は、カラム中で通気培養することにより、13日間連続培養できた。また、培養10日目に初めてアンモニアから亜硝酸へ100%転換した。A nitrifing bacterial strain Nitrosomonas europaea ATCC 25978 was succesfully immobilized onto calcium alginate, which was selected as a suitable carrier among many other material tested. The optimal conditions for immobilization were: Na-alginate, 4% (w/v); concentration of CaCl_2, 0.1 M; immobilizing time, 20 min; cell concentration 60 μg/ml, diameter of alginate bead, 5 mm; precultivation time of cells for immobilization, 24-48 hr. Optimal cultivations for the immobilized cells were: ammonium sulfate concentration, 1 g/l; initial pH, 8.0; temperature, 30°C. One mM Mo^6+ and 0.2% C. S. L. accerelated the growth 65 and 85%, respectively. Continuous cultivation was performed for 13 days

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis
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