100 research outputs found

    Former Ă  l’écrit universitaire, un terrain pour la linguistique ?

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    Introduction Les recherches sur les littĂ©racies universitaires reprĂ©sentent aujourd’hui Ă  l’échelle internationale un champ foisonnant. Sur le terrain, la tradition des Writing Centers des universitĂ©s amĂ©ricaines sert d’exemple et la formation Ă  l’écrit se dĂ©veloppe fortement dans les universitĂ©s : formation Ă  la maĂźtrise des diffĂ©rents genres universitaires ; formation aux genres de l’écrit professionnel, dans le cadre de la professionnalisation des Ă©tudes universitaires ; et formation Ă  une..

    Former Ă  l’écrit universitaire, un terrain pour la linguistique ?

    Get PDF
    Introduction Les recherches sur les littĂ©racies universitaires reprĂ©sentent aujourd’hui Ă  l’échelle internationale un champ foisonnant. Sur le terrain, la tradition des Writing Centers des universitĂ©s amĂ©ricaines sert d’exemple et la formation Ă  l’écrit se dĂ©veloppe fortement dans les universitĂ©s : formation Ă  la maĂźtrise des diffĂ©rents genres universitaires ; formation aux genres de l’écrit professionnel, dans le cadre de la professionnalisation des Ă©tudes universitaires ; et formation Ă  une..

    Make That Sound More 'Metallic': Towards a Perceptually Relevant Control of the Timbre of Synthesizer Sounds Using a Variational Autoencoder

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    In this article, we propose a new method of sound transformation based on control parameters that are intuitive and relevant for musicians. This method uses a variational autoencoder (VAE) model that is first trained in an unsupervised manner on a large dataset of synthesizer sounds. Then, a perceptual regularization term is added to the loss function to be optimized, and a supervised fine-tuning of the model is carried out using a small subset of perceptually labeled sounds. The labels were obtained from a perceptual test of Verbal Attribute Magnitude Estimation in which listeners rated this training sound dataset along eight perceptual dimensions (French equivalents of 'metallic, warm, breathy, vibrating, percussive, resonating, evolving, aggressive'). These dimensions were identified as relevant for the description of synthesizer sounds in a first Free Verbalization test. The resulting VAE model was evaluated by objective reconstruction measures and a perceptual test. Both showed that the model was able, to a certain extent, to capture the acoustic properties of most of the perceptual dimensions and to transform sound timbre along at least two of them ('aggressive' and 'vibrating') in a perceptually relevant manner. Moreover, it was able to generalize to unseen samples even though a small set of labeled sounds was used

    Increased incidence of acute kidney injury requiring dialysis in metropolitan France.

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    BACKGROUND:Acute kidney injury requiring dialysis (AKI-D) is associated with high mortality. Information about its epidemiology is nonetheless sparse in some countries. The objective of this study was to assess its epidemiology and prognosis in metropolitan France. METHODS:Using the French hospital discharge database, the study focused on adults hospitalized in metropolitan France between 2009 and 2014 and diagnosed with AKI-D according to the codes of the French common classification of medical procedures. Crude and standardized incidence rates (SIR) by gender and age were calculated. We explored the changes in patients' characteristics, modalities of renal replacement therapy (RRT), in-hospital care, and mortality, along with their determinants. Trends over time in the SIR for AKI-D, its principal diagnoses, and comorbidities were analyzed with joinpoint models. RESULTS:Between 2009 and 2014, the AKI-D SIR increased from 475 (95% CI, 468 to 482) to 512 per million population (95% CI, 505 to 519). AKI-D was twice as high in men as women. Median age was 68 years. Over the study period, the AKI-D SIR steadily increased in all age groups, particularly in the elderly. The most common comorbidities were cardio-cerebrovascular diseases (64.8%), pulmonary disease (42.2%), CKD (33.8%), and diabetes (26.0%); all of these except CKD increased significantly over time. In 2009, heart failure (17.2%), sepsis (17.0%), AKI (13.0%), digestive diseases (10.7%), and shock (6.6%) were the most frequent principal diagnoses, with a significant increase in heart failure and digestive diseases. The proportion of patients with at least one ICU stay and continuous RRT increased from 80.3% to 83.9% and from 56.9% to 61.8% (p<0.001), respectively. In-hospital mortality was high but stable (47%) and higher in patients with an ICU stay. CONCLUSIONS:This is the first exhaustive study in metropolitan France of the SIR for AKI-D. It shows this SIR has increased significantly over 6 years, together with ICU care and continuous RRT. In-hospital mortality is high but stable
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