1,721,168 research outputs found

    Exact asymptotics for the probability of exit from a domain and applications to simulation

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    Baldi, Paolo. (1994). Exact asymptotics for the probability of exit from a domain and applications to simulation. Retrieved from the University Digital Conservancy, https://hdl.handle.net/11299/2584

    Crustal Velocity and Strain-Rate fields in Italy and Surrounding Regions: New Results From the Analysis of Permanent and Non- Permanent GPS Networks.

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    A new geodetic velocity solution for Italy and surrounding areas, obtained from the analysis of continuous and survey-mode Global Positioning System observations collected between 1991 and 2002, is presented

    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

    Non-monotonic bounded reasoners

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    We put forward a proposal for logics handling both non-monotonic reasoning and boundedly rational agents. We propose a hierarchy of depth-bounded non-monotonic logics. As the parameter k, which controls the level of reasoning depth, increases, non-monotonicity decreases while inferential power, in a classical sense, increases. Ultimately, these logics aim to provide non-monotonic approximations of classical logic. We present arguments and evidence supporting the adoption of this framework.

    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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