1,720,973 research outputs found

    Undergraduate students’ attitudes and behaviour towards museum visits

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    The present research aims to study undergraduate students’ attitudes and behaviour towards museum visits. University students can be considered a potential important museum public. From museums they can get an informal education on several topics. The research sample consisted of about 500 undergraduate students from four different Faculties of the University of Rome: Education, Law, Literature, Engineering. A questionnaire with different questions formats (closed and open questions) was prepared. In addition to information regarding socio-demographic characteristics, three questions concerned visiting museums. Another part of the questionnaire had open questions regarding definition of a museum, motivation for visiting or not visiting museums, usefulness of visiting a museum and suggestions on how to increase museum visits by young peoples. Results showed that with regards to the question of museums or gallery visits during the last 12 months, 24,5% of the sample did not visit any museum. The explanations for not visiting museums was ascribed to lack of time, or interest; little information about exhibitions; the cost of the tickets and competing interests from other types of cultural activities like films and music shows. On the contrary motivation for visiting museums was due to arts interest. Engineering students preferred visiting science museums, while other students preferred modern and contemporary art museums. Interesting is that even those students who never went to a museum in the last 12 months are willing to make this experience more often, but they need help in acquiring more information, and of sharing this experience with a friend

    The relevance of signal timing in human-robot collaborative manipulation

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    To achieve a seamless human-robot collaboration, it is crucial that robots express their intentions without perturbating or interrupting the task that a human partner is performing at that moment. Although it has not received much attention so far, this issue is important when robots assist humans in physical and manipulation tasks. The main question addressed here is whether there is a more appropriate time to inform a human partner that a robot is requesting to pass them an object. This question is posed in a reference scenario where human individuals are involved in a continuous pick-and-place task that cannot be interrupted. Our findings showed that providing a cue at the beginning of a reach-to-grasp movement could severely interfere with the ongoing human action, increasing the number of errors made by humans, slowing down and degrading the smoothness of their arm movement, and deflecting their gaze. These disruptive interferences strongly decreased, until they disappeared, when the robot provided the cue to the human partners shortly after the participants picked up an object, identifying this as the best signaling timing. The results of this work showed how the signaling timing may have a decisive influence on the performances of the human-robot teamwork and contribute to understanding the mechanisms underpinning the phenomenon of cognitive-motor interference in humans

    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
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