170,579 research outputs found

    Interventions, Productions and Collaborations:the relationship between RAI and visual artists

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    On the 17th May 1952, before RAI Radiotelevisione Italiana Studios began their regular broadcast from Milan, the Spatialist painter and sculptor Lucio Fontana broadcast his own experimental ‘artwork’ on Italian television, beginning a fruitful relationship between RAI and visual artists. For some, it provided careers as designers and art directors, such as the painter Mario Sasso and the Arte Povera artist Pino Pascali, while for others, who were given unique access to RAI’s television apparatus, it was an opportunity to explore their own artistic experimentations with an expensive and exclusive medium, such as Carlo Quartucci and Gianni Toti. RAI also hosted seminal artists’ performances on screen including John Cage and Fabio Mauri. This article, based on documents and interviews collected during the Arts and Humanities Research Council funded project REWINDItalia, discusses these and other seminal cases as well as tracing and assessing the history of this fruitful and complex exchange between RAI and visual artists

    A Relational Unsupervised Approach to Author Identification

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    In the last decades speaking and writing habits have changed. Many works faced the author identification task by exploiting frequencybased approaches, numeric techniques or writing style analysis. Following the last approach we propose a technique for author identification based on First-Order Logic. Specifically, we translate the complex data represented by natural language text to complex (relational) patterns that represent the writing style of an author. Then, we model an author as the result of clustering the relational descriptions associated to the sentences. The underlying idea is that such a model can express the typical way in which an author composes the sentences in his writings. So, if we can map such writing habits from the unknown-author model to the known-author model, we can conclude that the author is the same. Preliminary results are promising and the approach seems viable in real contexts since it does not need a training phase and performs well also with short texts

    Leucodistrofia metacromatica: un caso di pubertà precoce

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    Leucodistrofia metacromatica: un caso di pubertà precoce Nardecchia F 1 , Poratti E 1 , Dimiccoli P 1 , Di Maggio C 1 , Commone A 1 , Pucci C 1 , Leuzzi V 1 1DAI Neurosc e Sal Ment, Univ Sapienza, Roma INTRODUZIONE/BACKGROUND: La leucodistrofia metacromatica è una malattia lisosomiale, autosomica recessiva, caratterizzata dall'accumulo di solfatidi a livello della mielina del sistema nervoso e, in minor quantità, nei tessuti a funzione escretoria, tra cui reni, fegato e cistifellea. E’ stato descritto, inoltre, coinvolgimento di tipo deficitario dell’ipofisi anteriore, surreni, testicoli, ovaie ed endometrio. METODI / PAZIENTI:Il caso presentato è una bambina di 7,6 anni con esordio tipico intorno ai 2,6 anni, caratterizzato da rapida regressione psicomotoria e ipotono. La RMN dell’encefalo mostarva diffusa e marcata iperintensità di segnale della sostanza bianca biemisferica sovratentoriale, con coinvolgimento del corpo calloso. Il dosaggio dell dell’attività dell’arilsulfatasi A rivelava una riduzione del 91% e l’indagine genetica una eterozigosi composta per [p.Tyr201Cys] e [p.Leu428Pro] nel gene ARSA. A 6 mesi dalla diagnosi comparsa di episodi critici polimorfi. Intorno ai 4 anni osservato telarca bilaterale isolato e incremento della lanuggine corporea, con successiva comparsa di pubarca. RISULTATI:Il GnRH test evidenziava un’attivazione dell’asse ipotalamo-ipofisi- gonadi, definendo un quadro di pubertà precoce centrale. L’ecografia pelvica mostrava alcuni follicoli bilaterali con diametro di 3 mm. L’Rx polso evidenziava un’età ossea avanzata rispetto a quella cronologica, con uno scarto superiore ad un anno. La progressione del quadro neurologico ha determinato un quadro di tetraparesi spastico-distonica, assenza di linguaggio e residuo ed incostante contatto di sguardo. Assume terapia antiepilettica con crisi plurisettimanali e trattamento ormonale con analoghi del GnRH. DISCUSSIONE:A differenza del riscontro di ipofunzionamento dell’asse ipotalamo-ipofisi- gonadi descritto nelle leucodistrofie e consensuale al processo degenerativo, si segnala in questo caso l’iperattivazione dell’asse, finora non descritta in letteratura

    Coronary artery disease: clinical presentation, diagnosis and prognosis in women.

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    Recent advances in the field of cardiovascular medicine have not led to significant declines in case-fatality rates for women as in men. There are gender-specific differences in symptoms profile, diagnosis and treatment of coronary disease in women. For women presenting for coronary heart disease (CHD) evaluation, traditional disease management approaches that focus on detection of a 'critical stenosis' often fail to identify those women critically at-risk. Symptoms do not help physicians in differential diagnosis of chest pain in women; indeed the most common presentation of obstructive CHD in women is atypical symptoms. In 50% of the cases, non-obstructive CHD at coronary angiography, due to 'noncardiac chest pain' or coronary microvascular dysfunction is frequently reported. For these reasons, the evidence reviewed suggests that prognostic risk assessment may work relatively better than diagnostic obstructive coronary disease assessment for women

    E l'uomo educò la donna

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    Indagine interdisciplinare sulla storia dell'educazione delle donne nella realtà europe

    Le mille e una notte di Shahrazàd

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    Lettura “altra” di Shahrazàd perché uscisse dall’icona di donna seduttiva di un mondo lontano e favoleggiato come turquerie alla Corte del Re Sole e perché contrastasse la rappresentazione di simbolo, nell’immaginario maschile, dell’erotismo durante il XIX e il XX Secolo sia in opere letterarie che nelle composizioni musicali. Qui, Shahrazàd è vista come una donna che, attraverso il suo narrare al sultano di altri e di altro, allargando i suoi scenari mentali, dice di sé nel disvelare la volontà di una voluta memoria da condividere con il suo sposo-sultano intuendo e rispettando quel tempo lungo di maturazione del suo sposo

    4-th International Conference on Unsolved Problems of Noise and Fluctuations in Physics, Biology anf High Technology, (UPoN - 2005)

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    The previous editions of this conference were taken in Szeged (Hungary), Adelaide (Australia) and Washington, DC (USA). The 4-th edition with chairman L. Reggiani, Co-chairman C. Pennetta and local organizing committe C. Pennetta, E. Alfinito, M. Leuzzi, V. Akimov, M. Rosini, was taken in Gallipoli (Lecce), the 6-10 June 2005 and it had 110 partecipants coming from 4 continents and 27 countries. Since its first edition held in 1996 in Szeged, the aim of the UPoN conference is to provide a forum for researchers working on noise and fluctuations, where they can present and discuss their scientific problems which do resist solutions. These unsolved problems needs a more thorough, more open-minded, and less biased refereeing process than the presentation of solved problems typical in the publications of the standard literature. The conference tradition dictates that to be accepted each proposal (invited, contributed oral and poster papers) has to be reviewed using double-blind refereeing process by appropriate members of the Scientific Committee. The conference will focus on noise and fluctuations at the nanometric scale-length in electron-devices, biomaterials and mesoscopic systems
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