1,721,069 research outputs found
Internet Gaming Research Group 3: Internet Gaming Disorder (IGD) Psychopathology & Culture: IGRG3: IGD, Psychopathology & Culture
The present data set involves online survey/scale data of anonymous/de-identified adult players of massively multiplayer online-role playing with residency in Australia, the USA, the UK, Canada, and New Zealand [N = 1032 Mage = 24, SDage = 7, males = 503 (48.7%), females = 529 (51.3%)]. The estimated maximum sampling error (at the 95% confidence interval) for 1032 participants is 3.11%. Participants provided informed consent for the use of the data for future research purposes by researchers other than the collection research team. Measures included in the present base involve: a)The Individualism and Collectivism Scale/Culture Orientation Scale (ICS; Triandis and Gelfand, 1998); b) The Depression Anxiety Stress Scale (DASS-21;Lovibond & Lovibond, 1995); c) The ADHD Self-Report Scale (ASRS; Kessler, 2005); d) The Internet Gaming Disorder Scale-Short Form (IGD9-SF; Pontes & Griffiths, 2015) and; e) socio-demographic and Internet Use/ Internet Gaming information
Athens Resilience and Adaptation Study Group Internet Use and Abuse Data 2012: ASTRA Internet Use and Abuse Data
The present data involves a large normative and representative sample of Greek adolescents (2012). Participants were selected in urban (Athens) and rural areas (Peloponnese, Korinthia prefecture) using the proportional stratified random sampling method, based on the latest inventory card of the Ministry of Education (Ministry of Education). The sample consisted of 2090 students attending 91 classes in 21 Greek public, academic and vocational track high schools of the extended Athens Area and Korinthia. One thousand thirty six participants (49.7% vs 51.55% in the population) were males and 1050 (50.3% vs 49.45% in the population) were females (mean age ¼ 16.16, SD ¼ 0.911). The ratios of high schools and students were identified: 1) between the extended Athens area and Korinthia; 2) between academic vs vocational track high schools within these areas. Based on these quotas school units and participants were randomly selected. The significantly higher proportions of adolescents, who are residents of urban areas and enrolled in academic track high schools, reflect the nation’s high urbanization and strong academic tendencies (National Statistical Authority of Greece, 2012) respectively. Additionally, chi square tests were conducted to confirm that the distribution of the valid sample did not differ significantly from that of the original population in terms of area of residence and type of school. The estimated maximum sampling error with a sample size of 2090 is 2.14% at the 95% confidence level (Z ¼ 1.96). Response and parental consent rates were obtained for over 95% of the sample Parental consent refers to the ratio of students whose guardians approved their participation to the initial number selected (98%). As the research was approved by the ministry of education, the method of negative consent was applied, which means that only parents who did not consent had to inform the school principal. Response rate was calculated by the ratio between students who participated and the selected number of students who received parent consent (95%). A research activity during school time was perceived as highly desired compared to regular teaching. However, there were cases of students whose guardians may have consented but they were absent from class (illness) during the scheduled data collection day (5%). Instruments used in the data include the (i) Internet Addiction Test (IAT; Young 1998a ); (ii) Presence II questionnaire (Witmer and Singer 1998); (iii) Online Flow Questionnaire (Chen, Wigand, and Nilan 1999); (iv) Symptom Check List 90 (Derogatis and Savitz 1999 ); (v) Rosenberg Self-Esteem Scale (Rosenberg 1965); (vi) Five-Factor Questionnaire for Children (Fünf-Faktoren-Fragebogen für Kinder) (Asendorpf and Van Aken 2003); (vii) Generalized Self-Efficacy Scale (Schwarzer 1993); (viii) Family Adherence and Cohesion Evaluation Scale (Olson 2000); (ix) Sociometric Questionnaire (Coie, Dodge, and Coppotelli, 1982); (x) Greek version of the Experience of Close Relationships Revised (Tsagarakis, Kafetsios, and Stalikas 2007); (xi) demographic and Internet use questions; and (xii) school grades of the participants retrieved from their school records
Going Beyond Counting First Authors in Author Co-citation Analysis
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
“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
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
Dispelling the Myths Behind First-author Citation Counts
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
koamabayili/VECTRON-author-checklist: VECTRON author checklist
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
Author-wise bibliometric analysis based on entropy.
Author-wise bibliometric analysis based on entropy.</p
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