1,721,785 research outputs found

    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

    Complessità e dinamismo dei processi insediativi tra bronzo finale e primo ferro in Etruria

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    2012 - 2013The present research focuses on the settlement dynamics observed in Etruria between the Final Bronze Age and the Early Iron Age (about 12th - third quarter of the 8th century BC). .. [edited by Author]La ricerca è incentrata sull'analisi delle dinamiche di sviluppo degli insediamenti nel territorio dell'Etruria tra l'età del Bronzo Finale e la Prima età del Ferro (XII - terzo quarto dell'VIII sec. a. C. circa). .. [a cura dell'Autore]XII n.s

    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

    Breastfeeding with and without the WHO/UNICEF baby-friendly hospital initiative: A cross-sectional survey

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    The World Health Organization and United Nations Children's Fund's Baby-Friendly Hospital Initiative is aimed at the global promotion, protection and support of breastfeeding. In this study, we compared breastfeeding-related information received, knowledge and behaviours among postpartum women in Baby-Friendly Hospital Initiative accredited and non-accredited hospitals. We selected 10 hospitals: 9 non-accredited hospitals in the Campania region in southern Italy and one accredited hospital in the Piedmont region in northern Italy. In total, 786 women (580 (73.8%) in Campania and 206 (26.2%) in Piedmont) in the hospitals' maternity wards completed a questionnaire comprising 5 sections within 24 to 72hours after giving birth. The questionnaire investigated breastfeeding activities in the days immediately following childbirth, as well as the information provided by health personnel, knowledge about breastfeeding before and during hospitalisation, and participation in antenatal classes. To evaluate the comparison between the 2 regions, we performed at first a bivariate analysis and then a multinomial and a multivariate logistic regression. Compared with Piedmont, in Campania hospitals there was a rate of breastfeeding of 44.3% vs 89.3%, a skin-to-skin contact between mother and child of 74.5% vs 90.7% and first milk feed within 2hours of 15.0% vs 87.2%. The Campania group had fewer problems with child latching. The Campania group reported receiving less information about breastfeeding in general compared with the Piedmont group. In general, both groups showed good basic knowledge about different aspects of breastfeeding. In both regions, about 90% reported that the information received during the antenatal classes simplified the breastfeeding experience. Our study confirms the importance of systematic promotion of breastfeeding and subsequent delivery of adequate support to maternity departments, in accordance with international guidelines

    Patient satisfaction and food waste in obstetrics and gynaecology wards

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    Introduction: Patient satisfaction is an indicator of healthcare quality, and expectation is an important determinant. A component of patient satisfaction is the quality of foodservice. An indicator of this quality is the food wasted by hospitalised patients. In the present study, we investigated patient satisfaction regarding food and foodservice, the expectation on food quality and the amount of food wasted in two obstetrics and gynaecology wards in Northern and Southern Italy. Patients and Methods: A questionnaire, including sociodemographic data, rate of food waste, expectations of food quality and characteristics of food and foodservice, was admini-strated to 550 inpatients in obstetrics and gynaecology wards (275 for each hospital). Univariate analysis was performed to describe the results, and multivariate analysis was carried out to control for sociodemographic data. Results: Northern patients were more satisfied with the quality of food (54.2% vs 36.0%) and foodservice (54.5% vs 38.2%) than southern patients. Northern patients had more positive expectations about the quality of food (69.5% vs 31.6%), whereas southern patients stated that they had no expectations. Southern patients gave more importance to mealtime (72.7% vs 26.2%), and many of them brought food from home to the hospital (30.2% vs 2.2%) through relatives who came to visit them. Southern patients discarded about 41.7% of food served, whereas northern patients discarded only about 15.3%. Discussion: Food waste is a worldwide problem due to its economic, social and environmental effects. Especially in hospitals, food waste could have a negative impact on the overall patient satisfaction

    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

    Author Index

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    koamabayili/VECTRON-author-checklist: VECTRON author checklist

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    We have done our best to complete the author checklist relating to the use of animals in the hut study. Note that the objective for the hut study was to evaluate the IRS treatment applications for residual efficacy against Anopheles mosquitoes, including the local An. coluzzii mosquito population. Cows were only used to attract mosquitoes into the huts and no tests were carried out directly on the cows. The author checklist is intended for use with studies where experiments are carried out on animals, which is why we have had such difficulty in completing this for the hut study, as many of the questions do not relate to how the cows were used
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