1,721,027 research outputs found

    El Triticum Dicoccum (ezkandia) en Navarra: de la agricultura prehistórica a la extinción de un trigo arcaico.

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    , Se han prospectado los territorios de Álava, Navarra y Baja Navarra con el fin de recuperar datos acerca del cultivo tradicional de Triticum dicoccum Schübl. (ezkandia). La especie de encuentra en la actualidad extinguida. Sin embargo, se ha contactado con personas que la han sembrado hasta al menos 1960. La zona donde se ha utilizado corresponde a la Navarra Media y el fin del cultivo era exclusivamente pienso para ganado.Triticum dicoccum Schübl. edo ezkandia kultibo tradizionalari buruz datuak biltzeko Araba, Nafarroa eta Behe Nafarroa mihatu dira. Gaur egunean, espezie hau ahituta dago. Dena den, gutxienez 1960era arte ezkandia erein duen jende asko topo egin dugu. Barreiatu den alde geografikoa Erdiko Nafarroa da eta kultibo honen helburu bakarra abereentzako pentsua izaten zen.Les territoires d'Alava, de Navarre et de Basse Navarre ont été prospectés dans le but de récupérer des données concernant la culture traditionnelle de Triticum dicoccum Schùbl (ezkandia). Actuellement, l'espèce est éteinte. Toutefois, on a pu contacter des personnes qui l'on semée jusqu'en 1960. La zone où elle a été cultivée correspond à la Moyenne Navarre et cette culture était exclusivement destinée aux aliments pour le bétail

    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

    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

    Los recursos vegetales en el mundo romano: estudio de los macrorrestos botánicos del yacimiento Calle Santiago de Irún (Guipúzcoa)

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    Se exponen los resultados del análisis arqueobotánico de tres muestras procedentes del yacimiento romano CSI (Irún, s. I - III d.C). Corresponden a una zona portuaria en la que confluye material botánico de origen vario: vegetación estuarina y de ribera, desechos urbanos de diverso origen y especies características de un medio alterado. La población de la Oiasso romana tuvo acceso a una amplia gama de recursos vegetales tanto silvestres como cultivados. Se han identificado especies de interés económico importadas e introducidas en la zona en esta época.Peer reviewe

    Higos, ciruelas y nueces: aportación de la arqueobotánica al estudio del mundo romano

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    Se trata sobre el potencial de los estudios arqueobotánicos de macrorrestos vegetales para conocer los diferentes aspectos de la vida cotidiana en la Euskal Herria de la época romana. La comunicación se centra en aspectos metodológicos, utilizando como referencias los resultados del análisis del yacimiento de la Calle Santiago de Irun (Gipuzkoa

    Bibliografía sobre arqueoetnobotánica. El uso humano del medio en el pasado: alimentación vegetal, agricultura prehistórica y combustible

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    Se proporciona una bibliografía sobre el uso del medio en el pasado por el hombre, la alimentación, la agricultura y el combustible que utilizaba

    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

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