1,722,524 research outputs found

    FRED S. KELLER, UM REFORÇADOR CONDICIONADO GENERALIZADO

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    This tribute to Fred S. Keller describes how he dedicated his career to applying scientific knowledge about behavior to the improvement of education. In his later years he acknowledged his disappointment at the failure of his Personalized System of Instruction to be generally applied in universities and in school systems, and pointed out reasons why education has remained untouched by applications of the science of behavior. He realized that science must go beyond the study of individual behavior and must seek an understanding of behavior in whole cultures, adding to its many successful remedial techniques procedures that extend in scope to total populations.Key words: Fred Keller, Personalized System of Instruction, PSI, applications of the science of behavior, educationEste tributo a Fred S. Keller descreve como ele dedicou sua carreira a aplicar conhecimento científico sobre o comportamento para o avanço da educação. Em seus últimos anos ele externou seu desapontamento com o fracasso da aplicação de forma generalizada em universidades e no sistema escolar de seu Sistema Personalizado de Instrução, e apontou as razões porque a educação permaneceu intocada por aplicações da ciência do comportamento. Ele reconheceu que a ciência deve ir além do comportamento individual e deve procurar um entendimento do comportamento na cultura, acrescentando, a suas técnicas remediativas bem sucedidas, procedimentos que ampliem seu alcance a populações como um todo.Palavras-chave: Fred Keller, Sistema Personalizado de Instrução, PSI, aplicações da ciência do comportamento,educaçã

    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

    Robert S. Keller\u27s comments on the state of the judiciary

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    District Judge Robert S. Keller\u27s comments on the state of the judiciary for the Judicary Committee.https://scholarworks.umt.edu/montanaconstitution/1287/thumbnail.jp

    Obituary: Fred S. Keller (1899–1996)

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    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

    Studies in the History of Psychology: CVI. An Appreciation of Fred S. Keller, 1899–1996

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    To casual acquaintances, Fred S. Keller may have been known chiefly for his excessive humility, his deadpan wit, his winning way with words, and his propensity for noting and reinforcing the best of the behavior of everyone with whom he came into contact. But to those familiar with the history of the experimental analysis of behavior he was also known as an innovative figure who introduced the use of nonverbal organisms as the laboratory material for the first course in psychology, as coauthor with W. N. Schoenfeld of the classic textbook in the analysis of behavior, as an academic progenitor of something like half of the first generation of behavior analysts, as the founder of scientific psychology in Brazil, and as the principal author of a teaching procedure known as the Personalized System of Instruction. </jats:p

    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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