1,721,222 research outputs found

    Introduzione a E. Cassirer, Da Cusano a Leibniz

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    Il saggio introduce saggi e studi di storia della filosofía di Cassirer tra Umanesimo e Rinascimento, da Cusano a Leibniz, da Pico della Mirandola a Galileo, da Ficino a Vesalio, da Cartesio, Leibniz e Newton. La scelta di 'estrarre' i due capitoli cusaniani dal volume del 1927 su Individuo e cosmo nella filosofia del Rinascimento ha richiesto opportune precisazioni critiche per rimarcare la fondamentale incidenza in sede storiografica dell'elaborazione, agli inizi degli anni Venti, di una "filosofia delle forme simboliche"; un documento, quest’ultima, della novità di impostazione rispetto al periodo neocriticistico vissuto alla scuola di Cohen e, soprattutto, di Natorp che avevano privilegiato le ricerche di carattere logico-gnoseologico

    Multifunctional lab-on-fiber smart cavity for biochemical sensing

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    Functionalized smart microgels are employed to form a 'swelling' optical cavity directly integrated onto an optical fiber tip, resulting in a multifunctional miniaturized device to be used for different applications in biochemical sensing field

    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

    Wi-Fi Multi-Path Parameter Estimation for Sub-7 GHz Sensing: A Comparative Study

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    Thanks to the definition of the new IEEE 802.11bf standard, the development of Wi-Fi sensing applications is gaining momentum in the research community. In this regard, several studies have shown that learning-based approaches that leverage the frequency response of the Wi-Fi channel in the sub-7GHz bands can reach high accuracy in different classification tasks, such as activity recognition, or person identification. Instead, more fine-grained applications - e.g., human localization and tracking, or respiration and heartbeat monitoring - require implementing model-based approaches to estimate the Wi-Fi multi-path parameters and analyze the time evolution of the paths associated with specific targets (the human body or chest). In this paper, we investigate the performance of six super-resolution algorithms for sub-7GHz multi-path parameter estimation. Our extensive evaluation indicates that the estimation accuracy that can be achieved through commercial devices allows implementing human localization and tracking strategies but is insufficient to effectively design human vital signs monitoring applications due to the limited frequency and spatial diversity. We pledge to release our implementations for further investigations
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