1,721,056 research outputs found

    Empowering Human Interaction: A Socially Assistive Robot for Support in Trade Shows

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    Social robots are increasingly finding applications in sectors such as industry, retail, and healthcare. They employ a combination of verbal and non-verbal cues in order to allow an empathetic and efficient interaction with the humans. In contrast to traditional robots, social robots possess contextual awareness, enabling intelligent responses to human interactions. Within this context, in this paper we propose a framework for social robots, integrating advanced audio and video analytics capabilities with a novel engagement algorithm, designed and developed to facilitate effective communication in multi-user settings. Furthermore, other than conversation skills, the proposed social robot is enhanced with the capability to interactively play games with the human. The effectiveness of the proposed system was tested in real-world scenarios, during two trade shows in Italy, providing valuable insights into its performance and adaptability to different contexts and different audiences

    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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