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Abstract The Linux operating system kernel provides all the interfaces between hardware and application software. It is a very large (13 million lines of code) and complex piece of software, written by several thousand contributors. It is developed on a …

Abstract The French primary education system has long chosen to ignore computer science as a subject to be taught, confusing it with competence in the use of computers - which has very little to do with it. It has only been a subject in its own right at …

Access the "Data Challenges" presentation Challenges 2018 results During the first part, some winners of the 2018 Challenges present their algorithms as well as the results obtained: Cyrille Delabre, winner France of the "  Prediction of volatility on …

Abstract The question of the Christianization of the " pagan " culture that prevailed before the triumph of the new Christian religion is a subject on which the bibliography continues to grow, proposing various, even contradictory, models of …

Abstract A neural network transforms input data x by a cascade of linear operators represented by matrices of coefficients, followed by pointwise nonlinearities such as sigmoids or rectifiers. This implements a class of functions that is parameterized by …

A good knowledge of Sino-Japanese or Japanese is required for the seminar. …

Abstract In Proust's youth, the term essayist was not commonplace. This English neologism was slow to establish itself in France in the 19th   century. Criticism of the essay genre dates back to 1842, when, in the third preface to De l'amour , Stendhal …

Abstract For Brunelleschi, as for Le Pogge in the 15th  century, invention in the ruins of the past was first and foremost an urban experience. But a century earlier, Cola di Rienzo was already a pedestrian in the Urbs fracta, faced with the social …

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Abstract Since its introduction by Berni Alder in 1957, molecular dynamics has become a key method for visualizing, interpreting and even predicting physico-chemical phenomena. The principle is simple : simulate the trajectories of a set of atoms over …

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Abstract Emerging diseases can be classified according to the pathogen's mode of emergence. Three modes of emergence are described : 1) the crossing of the species barrier by a pathogen, most often a virus, which, once adapted to its new human host, is …

Abstract The history of the all-solid-state battery, its revival with all its current craze, was previously introduced (end of 2018 lecture). Substantial progress has been made with inorganic ionic conductors. However, the complexity of interfaces means …

Abstract The question of persistence consists in trying to calculate how the probability that a stochastic quantity does not change sign until the instant  t decreases. The seminar began with a presentation of theoretical examples (random walk, domain …

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Abstract The fifth lecture was devoted entirely to the Berezinskii-Kosterlitz-Thouless transition. Starting from the famous example of the one-dimensional Ising chain with interactions in 1/r2 , which was introduced by Anderson, Yval and Hamann in 1971 in …

Abstract In the fifth lecture, we examined the classic question of the temporal, rather than spatial, breakdown of brain activity. Every cognitive operation, no matter how simple, such as reading a letter, involves a whole series of information-processing …