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Mathieu, Timothée. "M-estimation and Median of Means applied to statistical learning Robust classification via MOM minimization MONK – outlier-robust mean embedding estimation by median-of-means Excess risk bounds in robust empirical risk minimization". Thesis, université Paris-Saclay, 2021. http://www.theses.fr/2021UPASM002.
Pełny tekst źródłaThe main objective of this thesis is to study methods for robust statistical learning. Traditionally, in statistics we use models or simplifying assumptions that allow us to represent the real world. However, some deviations from the hypotheses can strongly disrupt the statistical analysis of a database. By robust statistics, we mean methods that can handle on the one hand so-called abnormal data (sensor error, human error) but also data of a highly variable nature. We apply robust techniques to statistical learning, giving theoretical efficiency results of the proposed methods as well as illustrations on simulated and real data
Genetay, Edouard. "Quelques problématiques autour du clustering : robustesse, grande dimension et détection d'intrusion". Thesis, Rennes, École Nationale de la Statistique et de l'Analyse de l'Information, 2022. http://www.theses.fr/2022NSAIM001.
Pełny tekst źródłaClustering aims at grouping observed data into different subsets sharing similar properties. Most often this clustering is done through the optimization of a criterion chosen in advance. In this CIFRE thesis, we have studied clustering under three different aspects.In a first part, we propose a robust estimation method of K centroids based on the so-called "K-means" criterion. We also propose a robust initialization method for the procedure. On the one hand, the robustness of the proposed procedures has been tested by numerous numerical simulations. On the other hand, we have shown a theorem giving the rate of convergence of an idealized estimator in the presence of outliers and a theorem giving the breakdown point of the method.In a second part, we place ourselves in the framework of a balanced mixture of two isotropic Gaussians, centered at the origin, in order to provide the first theoretical analysis of a clustering estimator based on a conditional entropy criterion. We show that the criterion is locally convex, offering on the one hand fast learning rates and on the other hand an oracle inequality in high dimension when the mean separation vector is sparse.In a third part, more practical and devoted to graphs in cybersecurity, we investigate whether the evolution of the number of clusters obtained by a modularity optimization method can reveal anomalies caused by an intrusion in a computer system
Depersin, Jules. "Statistical and Computational Complexities of Robust and High-Dimensional Estimation Problems". Electronic Thesis or Diss., Institut polytechnique de Paris, 2021. http://www.theses.fr/2021IPPAG009.
Pełny tekst źródłaStatistical learning theory aims at providing a better understanding of the statistical properties of learning algorithms. These properties are often derived assuming the underlying data are gathered by sampling independent and identically distributed gaussian (or subgaussian) random variables. These properties can thus be drastically affected by the presence of gross errors (also called "outliers") in the data, and by data being heavy-tailed. We are interested in procedures that have good properties even when part of the data is corrupted and heavy-tailed, procedures that we call extit{robusts}, that we often get in this thesis by using the Median-Of-Mean heuristic.We are especially interested in procedures that are robust in high-dimensional set-ups, and we study (i) how dimensionality affects the statistical properties of robust procedures, and (ii) how dimensionality affects the computational complexity of the associated algorithms. In the study of the statistical properties (i), we find that for a large range of problems, the statistical complexity of the problems and its "robustness" can be in a sense "decoupled", leading to bounds where the dimension-dependent term is added to the term that depends on the corruption, rather than multiplied by it. We propose ways of measuring the statistical complexities of some problems in that corrupted framework, using for instance VC-dimension. We also provide lower bounds for some of those problems.In the study of computational complexity of the associated algorithm (ii), we show that in two special cases, namely robust mean-estimation with respect to the euclidean norm and robust regression, one can relax the associated optimization problems that becomes exponentially hard with the dimension to get tractable algorithm that behaves polynomially in the dimension
Laforgue, Pierre. "Deep kernel representation learning for complex data and reliability issues". Thesis, Institut polytechnique de Paris, 2020. http://www.theses.fr/2020IPPAT006.
Pełny tekst źródłaThe first part of this thesis aims at exploring deep kernel architectures for complex data. One of the known keys to the success of deep learning algorithms is the ability of neural networks to extract meaningful internal representations. However, the theoretical understanding of why these compositional architectures are so successful remains limited, and deep approaches are almost restricted to vectorial data. On the other hand, kernel methods provide with functional spaces whose geometry are well studied and understood. Their complexity can be easily controlled, by the choice of kernel or penalization. In addition, vector-valued kernel methods can be used to predict kernelized data. It then allows to make predictions in complex structured spaces, as soon as a kernel can be defined on it.The deep kernel architecture we propose consists in replacing the basic neural mappings functions from vector-valued Reproducing Kernel Hilbert Spaces (vv-RKHSs). Although very different at first glance, the two functional spaces are actually very similar, and differ only by the order in which linear/nonlinear functions are applied. Apart from gaining understanding and theoretical control on layers, considering kernel mappings allows for dealing with structured data, both in input and output, broadening the applicability scope of networks. We finally expose works that ensure a finite dimensional parametrization of the model, opening the door to efficient optimization procedures for a wide range of losses.The second part of this thesis investigates alternatives to the sample mean as substitutes to the expectation in the Empirical Risk Minimization (ERM) paradigm. Indeed, ERM implicitly assumes that the empirical mean is a good estimate of the expectation. However, in many practical use cases (e.g. heavy-tailed distribution, presence of outliers, biased training data), this is not the case.The Median-of-Means (MoM) is a robust mean estimator constructed as follows: the original dataset is split into disjoint blocks, empirical means on each block are computed, and the median of these means is finally returned. We propose two extensions of MoM, both to randomized blocks and/or U-statistics, with provable guarantees. By construction, MoM-like estimators exhibit interesting robustness properties. This is further exploited by the design of robust learning strategies. The (randomized) MoM minimizers are shown to be robust to outliers, while MoM tournament procedure are extended to the pairwise setting.We close this thesis by proposing an ERM procedure tailored to the sample bias issue. If training data comes from several biased samples, computing blindly the empirical mean yields a biased estimate of the risk. Alternatively, from the knowledge of the biasing functions, it is possible to reweight observations so as to build an unbiased estimate of the test distribution. We have then derived non-asymptotic guarantees for the minimizers of the debiased risk estimate thus created. The soundness of the approach is also empirically endorsed
Sahaly, Ridha. "Effet de la consigne sur les indices mécaniques et électromyographiques de la contraction musculaire isométrique". Paris 6, 2004. http://www.theses.fr/2004PA066294.
Pełny tekst źródłaElastal, Abdelaziz. "Evolution des moyens de lutte palestinienne à travers la presse". Paris 2, 1986. http://www.theses.fr/1986PA020044.
Pełny tekst źródłaMahmoudi, Sabah. "Les Grands moyens d'information et les femmes rurales tunisiennes". Lille 3 : ANRT, 1988. http://catalogue.bnf.fr/ark:/12148/cb37615513h.
Pełny tekst źródłaYang, Le. "Médianes de mesures de probabilité dans les variétés riemanniennes et applications à la détection de cibles radar". Phd thesis, Université de Poitiers, 2011. http://tel.archives-ouvertes.fr/tel-00664188.
Pełny tekst źródłaCarayre, Guillaume. "Les relations juridiques entre les territoires décentralisés et les moyens de communications immatérielles". Toulouse 1, 2007. http://www.theses.fr/2007TOU10034.
Pełny tekst źródłaKamkar, Caroline. "Les limites de la faute : essai sur la détermination de l'obligation de moyens en matière médicale". Lyon 3, 2006. https://scd-resnum.univ-lyon3.fr/out/theses/2006_out_kamkar_c.pdf.
Pełny tekst źródłaFollowing the medical contract, an error is evaluated according to the professional obligations, which has been determined and widened by jurisprudence. However, once this principle defined, a practical difficulty still remains in the application of the law on the medical responsibility. The error must be identified considering that its limits very often reveal the mistake. The doctor commits many more mistakes than errors and the law should take that into consideration. Theoretically, we should question ourselves first on when can we talk about an error on the doctor's part and whether any error implies the doctor's responsibility. Thus, it becomes a matter of identifying the error as not being a mistake in medical practice, particularly because the remedy and the responsibility should be distinguished. And not only because they have completely different roots, they belong to two different logical systems but also because the making of the law has to tightly go hand in hand with the reality of the medical field
Robine, Jean-Pierre. "Enquête d'opinion sur le SAMU et les déclenchements des moyens de secours". Bordeaux 2, 1989. http://www.theses.fr/1989BOR25277.
Pełny tekst źródłaPoulin, Anne-Marie. "Rôle du thalamus médian dorsal dans la régulation de l'axe hypophyso-cortico-surrénalien et le comportement alimentaire". Thesis, Université Laval, 2008. http://www.theses.ulaval.ca/2008/25474/25474.pdf.
Pełny tekst źródłaAmahmoul, Jawad. "Les moyens d'information entre la liberté d'expression et le régime répressif : étude comparée du droit français et du droit marocain". Perpignan, 2003. http://www.theses.fr/2003PERP0470.
Pełny tekst źródłaThe liberty of expression is a fundamental public liberty of which benefits the press and means of information. It allows journalists to reveal their own ideas as well as information of wich they could have had knowledge freely in public. The liberty of expression is however not an absolute liberty. Because it stays submissive to certain limits that determine the law, and that have for objective to protect interests of the state and the individual interests. The report between the liberty and the repression is far to be a merely contradictory report. Beyond of this simplistic conception there is a real connivance which is in all profitable to the exercice of the liberty
Tixador, Jean-Christophe. "Clientèle médicale et exercice en société des médecins". Phd thesis, Université d'Avignon, 2010. http://tel.archives-ouvertes.fr/tel-00594988.
Pełny tekst źródłaSaulpic, David. "Approximation Algorithms and Sketches for Clustering". Electronic Thesis or Diss., Sorbonne université, 2022. https://accesdistant.sorbonne-universite.fr/login?url=https://theses-intra.sorbonne-universite.fr/2022SORUS194.pdf.
Pełny tekst źródłaThis thesis presents contributions to the theoretical study of clustering problems.The broad objective of these problems is to partition a data set into groups, such that data in the same group are similar. The k-medians and k-means problems are common ways of formally modeling this problem, which we focus on in this thesis.In the first part of the thesis, we show the first linear time approximation scheme when the input is in a constant dimensional Euclidean space (or, more generally, doubling space), i.e., a very fast algorithm that computes a very good approximation of the optimal solution. We extend the techniques used to treat the problem from the point of view of differential privacy. In the second part, we aim at designing algorithm to compute simplified representations of the input, which preserve the structure of the problem: we introduce several techniques to reduce the number of input data, while ensuring that solving the problem after the reduction is almost equivalent to solving it on the original set. We also show that in several cases, our techniques are optimal.In the particular case of Euclidean spaces, a different way to simplify the input is to reduce the dimension (preserving the structure of the input in the same way). We present the first deterministic algorithm to achieve near-optimal dimension. Finally, we show how to use those compression schemes in order to answer fast statistical queries
Perrot, Michel. "Les Moyens de communication publique chez les Inuit : étude anthropologique du développement de la radio et de la télévision au groenland, au Canada et en Alaska". Bordeaux 3, 1986. http://www.theses.fr/1986BOR30002.
Pełny tekst źródłaThe inuit today have three distinct systems as far as media for public communication are concerned. In greenland, it is a state monopoly. In alaska, three types of organisations work side : commercial stations, the public network and religious stations. In canada finally beside the national network one finds a private distribution network. In spite of a constant increase of programs made by the inuit themselves the supply of broadcasts from the south is by far the most important. The development of radio and television in the arctic has objective bases an increase of population, a more sedentary population, geographic concentration, strategic or economic interests - but also it has a symbolic base - political evolution, the weight of the inuit community among the artic natives as a whole, the pan-inuit movement. The present strutures are clearly influenced by colonization, but they are not just a reflection of it and to reduce the evolution of the arctic to an opposition between inuit and the whites is an ideological analysis : each of these groups undergo conflicts. The real effects of radio and television are few, notably the effects on the inuit language, on social togetherness, on violence. . . These are far from being clearly proved. The only field were media influence can be clearly stated is in the media themselves : each new technology creates changes in the role of the previous technology. The taking into account of individual actions at behaviour and audience study level reveals both characteristics that belong to the inuit - (high consumption, opposition between young and old, slight differences between men and women) - and universal features - (preferences for actions programs. . . ). But mainly such an analysis shows first that radio and television are the tools of rites aimed at keeping social cohesion, and are the occasion for a specific perception and partially work with reference to traditional mythic thought
Diara, Marie-Claire. "Projet de mutualité des moyens Samu/Smur face à un A. C. E. L (accidents catastrophiques à effets limités) Aquitaine". Bordeaux 2, 1994. http://www.theses.fr/1994BOR2M180.
Pełny tekst źródłaLeal-Choy, Florence. "Des médecins généralistes et leur association locale de formation médicale continue : marge pour un processus d'autoformation et consèquences ; analyse d'une association professionnelle de formation continue dans une ville moyenne : 1995-1996". Bordeaux 2, 1999. http://www.theses.fr/1999BOR21020.
Pełny tekst źródłaFrétard, Jean-Luc. "Évacuations sanitaires aériennes lourdes longue et moyenne distances : aspects médicaux, logistiques et techniques, expérience du SAMU de l'ile de la Réunion de 1980 à 1989". Bordeaux 2, 1990. http://www.theses.fr/1990BOR25207.
Pełny tekst źródłaCadot, Emmanuelle. "Espace urbain, santé et offre de soins : géographie d'un centre régional africain (Daloa, Côte d'Ivoire)". Paris 10, 2001. http://www.theses.fr/2001PA100134.
Pełny tekst źródłaIn Côte d'Ivoire, as in numerous African countries, medium sized towns are distinguished by a constant demographic dynamism. These towns are the preferential spatial support of the convergence of local needs and State politic and they become sanitary reference poles to the regional space they manage. With the example of Daloa, this study tries to understand the articulation between health care supply and population needs trough some scale changes, from region to town, and from city to districts. The double polarisation of the regional space settles spatial disparity of health care delivery system. City's spatial configuration is the consequence of a poor or uncontrolled urban process. The recent growth of private health care facilities is the sign of the local actor's ability to make up for public health system inadequation. Some of sanitary identified risks in the city are consecutive to urbanisation, when others look to be determinate by urban agriculture and rural space proximity. Addition of those two types of risks makes the intermediate towns specificity. The analysis of modern care access determinants in the town, reveals an opposition between both types of health care providers, public and private. Private structures respond to proximity needs, but they are most used by men and non-Ivorian people. These results confirm that intermediate towns are one preferential place of a public and local competence growth. However, they suggest that it will be possible only taking in consideration the population needs and the local situations
Schmauch, Jean-François. "Identification et description des trois principales écoles d'organisation des services ayant en charge de répondre aux situations d'urgence. Analyse et comparaison de la rationalité, de l'efficacité et de la rentabilité de ces services à partir de la résolution d'équations simples s'écrivant sous la forme générale f(risques, moyens opérationnels, délais d'intervention)". Evry-Val d'Essonne, 2007. http://www.theses.fr/2007EVRY0012.
Pełny tekst źródłaMost Fire and Rescue services and Medical Emergency services are organised along the lines of one of two schools originating in the United Kingdom and in Germany. In order to present these schools we first decided to analyse the history of the regulations they operate under, by writing them in the form of a generic equation: f(Risks, Operational Resources, Time to attend). Fundamental differences regarding officer status, allocation, operational resources quality and quantity, recording of planned vs. Actual performance indicators, etc. Became apparent. We then solved the proposed equation for Austria, Denmark, Sweden, Finland, Switzerland and France. Finally, we demonstrated the cost-efficiency of Fire and Rescue services and Medical Emergency services when considered in association with the economic structures they have to protect
Kassie, Daouda. "Segmentations urbaines et disparités de santé dans une ville moyenne africaine : du paludisme aux états nutritionnels à Bobo-Dioulasso (Burkina Faso)". Thesis, Paris 10, 2015. http://www.theses.fr/2015PA100020.
Pełny tekst źródłaThe urbanization is a phenomenon which modifies the living conditions and the environment on all the continents. Since 2007, more half of the world population lives in urban areas. However, much of cities of the developing countries are growing without control, exposing the populations to many environmental risks which have complex medical consequences, rather badly known. It is particularly the case of the small and medium-sized cities of Africa.By developing a research program on the town of Bobo-Dioulasso, the second city of Burkina Faso, where the relations between urbanization and health were sparsely analyzed, particularly by the medical geographers, we aim to analyze the production of the inequalities of health taking into account urbanization process according to an original methodological approach. Several health indicators were used, among them malaria and nutritional states, both on adults from 35 to 59 years and on children from 6 to 59 months, resulting from districts which have been chosen to illustrate urban diversity in order to thus maximize the amplitude of the differences in health between the districts but also within the districts. Our work constitutes the bases of more elaborate analyses of the relations between the processes of urbanization and the inequalities of health in order to understand socio-territorial constructions of them. It allowed important methodological projections as regards sampling of urban space and it introduces a typology of the city showing that its segmentation is implied in the production of the inequalities of health
Morin, Sylvain. "L'utilisation de moyens de pression alternatifs par les syndicats en négociation collective : le cas du Média matin Québec dans le conflit du Journal de Québec en 2007". Master's thesis, Université Laval, 2016. http://hdl.handle.net/20.500.11794/27431.
Pełny tekst źródłaChwaikani, Rola. "Les obligations du médecin dans le contrat médical, étude comparée entre le droit français et le droit libanais". Thesis, Rennes 1, 2016. http://www.theses.fr/2016REN1G007.
Pełny tekst źródłaSince 1936 French courts acknowledged the presence of a contract between patient and physician. The obligation to treat was the determinant aspect in this binding document. The main goal was to ensure a balanced relationship between the physician and his patient and an efficient treatment services, therefore, other obligations had to be enforced by the Supreme Court to guarantee an efficient system in an evolving society. In 2002, security and information became an added legal bond between patient and doctor in France. Despite being mush needed, these innovations did not create the same positive echo inside the Lebanese legal system. On this matter, a law detailing the obligation of security is absent, physicians must only answer to ethical codes regarding the medical treatment of their patients. Progress was made in February 2004 with the n° 574 patient’s rights and consent law. Nonetheless, mirroring the French legal system with a new reform on this subject comes with a great value, and will give the Lebanese professional and his patient a new solid ground capable of coping with the evolution of our society
Abensour, Corinne. "La place de l'image dans la communication religieuse : Eglise du visible, Eglise de la parole : incidence de l'iconophobie chrétienne sur la prise en compte des moyens de communication par les Eglises catholique et protestante". Paris 13, 2000. http://www.theses.fr/2000PA131030.
Pełny tekst źródłaLenoir, christophe. "Télévision et convergence des médias : vers un nouvel espace public ?, 2000-2005 : usages économiques et politiques de la convergence, conditions d'acceptabilité des énoncés et des moyens de contrôle dans un cadre de communication dématérialisé". Paris 3, 2006. https://tel.archives-ouvertes.fr/tel-00683153v1.
Pełny tekst źródłaHow can one assess the impact of the new digital framework of communication on the Public Sphere, on regulation bodies, on acceptability standards and on the autonomy of cultural audiovisual fields ? This thesis is organized in five parts, successively tackling the symbolic, economic, lawful and legal aspects of Convergence in relation to the specificities of cultural industries, especially television, with an aesthetic and political focus
Candido-Custodio, Juliana. "La relation supérieure comme une capacité dynamique dans des restaurants de petite et de moyenne tailles au Brésil, en France et au Maroc : une analyse à partir des processus d'apprentissage et contrôle de risques stratégiques". Thesis, Paris 9, 2013. http://www.theses.fr/2013PA090031.
Pełny tekst źródłaThe objective of this thesis is to analyze the forms in which the presence of a strategic risk control implementation process of collaborative relationships between small business and its stakeholders, influence its performance and learning, and can characterize the "Relation Superior". The research is based on small-and medium-sized sector catering, established in Brazil, France and Morocco. Research is a multiple case study, which has the information's analysis according to the contextual approach, using the technique of discourse analysis and mapping risks. The results indicate that the Relationship Superior how the dynamic capacity of the company, which adds uniqueness, competitive differentials and the durability to relational strategy, because this strategy is created from control mechanisms strategic risks and organizational learning, which strengthens the existing collaboration processes, thereby increasing engagement between the company and its public and obtaining greater profit to compete
O objetivo deste trabalho é analisar as formas pelas quais a presença de um controle estratégico de riscos, observados na implementação de processos colaborativos entre as pequenas empresas e seus stakeholders, influencia o desempenho e a aprendizagem organizacional, caracterizando o "Relacionamento Superior". Esta pesquisa está fundamentada em um estudo de caso múltiplo de empresas de pequeno e médio portes, do setor de restaurantes, estabelecidas no Brasil, na França e no Marrocos. A análise de informações é realizada de acordo com a abordagem contextual e uso das técnicas de análise proposital do discurso e da cartografia de riscos. Os resultados indicam que a Relação Superior é uma capacidade dinâmica da empresa, que agrega singularidade, diferenciais competitivos e durabilidade aos processos colaborativos estabelecidos entre a empresa e seus públicos, pois é criada a partir de mecanismos de controle de riscos estratégicos e da aprendizagem organizacional. Estes fatores diretivos reforçam as interações já existentes, aumentando o compromisso entre as partes e obtendo, como consequência, o aumento da competitividade da organização
Ben, Salah Hanene. "Gestion des actifs financiers : de l’approche Classique à la modélisation non paramétrique en estimation du DownSide Risk pour la constitution d’un portefeuille efficient". Thesis, Lyon 1, 2015. http://www.theses.fr/2015LYO10249/document.
Pełny tekst źródłaThe DownSide Risk (DSR) model for portfolio optimization allows to overcome the drawbacks of the classical Mean-Variance model concerning the asymmetry of returns and the risk perception of investors. This optimization model deals with a positive definite matrix that is endogenous with respect to the portfolio weights and hence leads to a non standard optimization problem. To bypass this hurdle, we developed a new recursive minimization procedure that ensures the convergence to the solution and gives a smooth portfolio efficient frontier. Our method consists in replacing all the returns by their nonparametric estimators counterpart using kernel mean or median regressions. This technique provides an effect similar to the case where an infinite number of observations is available. We also develop a new portfolio optimization model where the risks are measured through conditional variance or semivariance. This strategy allows us to take advantage from returns prediction which are obtained by nonparametric univariate methods. The prediction step uses kernel estimation of the conditional mean. Data from different markets are used to test and validate the proposed approaches, and results indicate better overall performance
Dahroug, Bassem. "Micro-Robotic Cholesteatoma Surgery : clinical requirements analysis and image-based control under constraints". Thesis, Bourgogne Franche-Comté, 2018. http://www.theses.fr/2018UBFCD016/document.
Pełny tekst źródłaA disease called cholesteatoma affects the middle ear, in the absence of treatment, it could lead to serious complications. The only treatment in current medical practice is a surgical procedure. Incidences of residual or recurrent cholesteatoma are high and the patient may have more than one surgical procedure. Therefore, a novel robotic system was proposed to eliminate the incidence of residual cholesteatoma by removing efficiently all infected cells from the first surgery, and make a less invasive surgery. Thus, this manuscript shows the different challenges that face the surgeon through such a micro-procedure. It also is specified the requirements for achieving a futuristic system dedicated to cholesteatoma surgery. In addition, a controller is proposed as a first step toward the ideal system. Such a controller allows to guide a rigid surgical tool for following a reference path under the constraints of the incision hole. The proposed controller can guide either a straight tool or a curved one. Indeed, the proposed controller is a high level control which is formulated in the task-space (or Cartesian-space). This controller is a modular layer which can be added to different robotics structures. The proposed controller showed a good results in term of accuracy while assessed on a parallel robot and a serial one
Constanzo, Julie. "Développement de la plateforme Radiograaff d'irradiation protons pour des études en radiobiologie". Phd thesis, Université Claude Bernard - Lyon I, 2013. http://tel.archives-ouvertes.fr/tel-00977357.
Pełny tekst źródłaBomtempo, Denise Cristina. "Dinâmica territorial, atividade industrial e cidade média : as interações espaciais e os circuitos espaciais da produção das indústrias alimentícias de consumo final instaladas na cidade de Marília - SP /". Presidente Prudente : [s.n.], 2011. http://hdl.handle.net/11449/105059.
Pełny tekst źródłaBanca: Sandra Lencioni
Banca: Silvia Selingardi Sampaio
Banca: Paulo Fernando Cirino Mourão
Banca: Everaldo Santos Melazzo
Resumo: Fazer a leitura do território, do ponto de vista do desenvolvimento das atividades econômicas, no período da globalização, é uma tarefa complexa. Novos paradigmas estão postos, novas dinâmicas são sentidas e novas configurações notadas. É preciso identificar os agentes, entender os processos e as relações que influenciam nas decisões, nas normatizações que (re) organizam, reestruturam e, portanto, usam o território. Neste contexto, apresentamos esta pesquisa, que tem como perspectiva a leitura das dinâmicas territoriais pela via da atividade industrial do ramo alimentício de consumo final na cidade de Marília/SP, no período da globalização. A metologia da pesquisa está estruturada em três eixos, são eles: leituras; levantamento, sistematização e mapeamento de dados secundários; pesquisa de campo (realização de entrevistas e aplicação de questionários). Tal análise se justifica, pois o ramo industrial alimentício de consumo final instalado nessa cidade teve sua origem atrelada à ação de agentes locais, anterior ao processo de desconcentração industrial, iniciado a partir da metrópole paulistana na década de 1970. No entanto, a partir desse período, devido à expansão das indústrias locais, grupos empresariais de capital nacional e transnacional foram atraídos para escala dessa cidade média. Assim, com o desenvolvimento da pesquisa, verificamos que Marília, por aglomerar empresas industriais de um mesmo ramo produtivo, complexificou e ampliou sua função na divisão territorial do trabalho e na rede urbana em que está inserida e mantém relações... (Resumo completo, clicar acesso eletrônico baixo)
Résumé: Faire la numérisation du territoire, du point de vue du développement des activités économiques, dans la période de la mondialisation, c'est une tâche complexe. De nouveaux paradigmes sont faites, de nouvelles dynamiques sont expérimentés et de nouveaux paramètres notés. Il faut identifier les agents, comprendre les processus et les relations qui influencent les décisions, dans les normes qui réorganisent, qui restructurent, et,donc, qui utilisent le territoire. Dans ce contexte, nous présentons cette recherche, qui a comme perspective la lecture des dynamiques territoriales par la voie de l'activité industrielle dans le secteur de consommation finale des aliments dans la ville de Marília-SP, dans la période de la mondialisation. La méthodologie de la recherche est structurée autour de trois axes, ils sont: les lectures; l'enquête, la cartographie systématique des données secondaires, la recherche de terrain (la réalisation d'entretiens et l'aplication de questionnaires). Telle analyse est justifiée, puisque le secteur industrielle de la consommation alimentaire finalement installé dans cette ville a eu son origine liée à l'action des agents locaux, avant le processus de déconcentration industriel, lancé à partir de la métropole de São Paulo dans les années 1970. Cependant, à partir de ce moment, en raison de l'expansion des industries locales, les groupes d'entreprises de capital national et transnational ont été attirés par cette moyenne échelle de la ville... (Résumé complet accès életronique cidessous)
Abstract: Making the analysis, from the development of economical activities point of view, in times of globalization, is a complex task. There are new paradigms, new dynamics are felt and new configurations are noticed. It is needed to identify the agents, to understand the processes and relationships that have influence in the decisions and in the laws the (re)organize, restructure and, therefore, use the territory. In this context, we present this research, that has as perspective the analysis of territorial dynamics by the industrial activity of the final consumption nourishing field in the city of Marilia/SP, in the period of globalization. The methodology of the research is structured in three guidelines: analysis; survey, systematization and mapping secondary data; field research (realization of interviews and questionnaires). This analysis's reason is that the final consumption industry installed in this city has its origins related to the actions of local agents, preceding the industrial decentralization process that began in the metropolis of Sao Paulo in the decade of 1970. However, from then on, because of the local industry expansion, business groups with national and transnational were attracted by this medium-sized city. Then, with the development of this research, we verified that Marília, by concentrating industrial companies of the same productive field made more complex and extended its function in the territorial work division and in the urban network in which it is inserted and relates to... (Complete abstract click electronic access below)
Doutor
Bomtempo, Denise Cristina [UNESP]. "Dinâmica territorial, atividade industrial e cidade média: as interações espaciais e os circuitos espaciais da produção das indústrias alimentícias de consumo final instaladas na cidade de Marília – SP". Universidade Estadual Paulista (UNESP), 2011. http://hdl.handle.net/11449/105059.
Pełny tekst źródłaCoordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
Faire la numérisation du territoire, du point de vue du développement des activités économiques, dans la période de la mondialisation, c’est une tâche complexe. De nouveaux paradigmes sont faites, de nouvelles dynamiques sont expérimentés et de nouveaux paramètres notés. Il faut identifier les agents, comprendre les processus et les relations qui influencent les décisions, dans les normes qui réorganisent, qui restructurent, et,donc, qui utilisent le territoire. Dans ce contexte, nous présentons cette recherche, qui a comme perspective la lecture des dynamiques territoriales par la voie de l'activité industrielle dans le secteur de consommation finale des aliments dans la ville de Marília-SP, dans la période de la mondialisation. La méthodologie de la recherche est structurée autour de trois axes, ils sont: les lectures; l´enquête, la cartographie systématique des données secondaires, la recherche de terrain (la réalisation d´entretiens et l´aplication de questionnaires). Telle analyse est justifiée, puisque le secteur industrielle de la consommation alimentaire finalement installé dans cette ville a eu son origine liée à l´action des agents locaux, avant le processus de déconcentration industriel, lancé à partir de la métropole de São Paulo dans les années 1970. Cependant, à partir de ce moment, en raison de l´expansion des industries locales, les groupes d'entreprises de capital national et transnational ont été attirés par cette moyenne échelle de la ville... (Résumé complet accès életronique cidessous)
Fazer a leitura do território, do ponto de vista do desenvolvimento das atividades econômicas, no período da globalização, é uma tarefa complexa. Novos paradigmas estão postos, novas dinâmicas são sentidas e novas configurações notadas. É preciso identificar os agentes, entender os processos e as relações que influenciam nas decisões, nas normatizações que (re) organizam, reestruturam e, portanto, usam o território. Neste contexto, apresentamos esta pesquisa, que tem como perspectiva a leitura das dinâmicas territoriais pela via da atividade industrial do ramo alimentício de consumo final na cidade de Marília/SP, no período da globalização. A metologia da pesquisa está estruturada em três eixos, são eles: leituras; levantamento, sistematização e mapeamento de dados secundários; pesquisa de campo (realização de entrevistas e aplicação de questionários). Tal análise se justifica, pois o ramo industrial alimentício de consumo final instalado nessa cidade teve sua origem atrelada à ação de agentes locais, anterior ao processo de desconcentração industrial, iniciado a partir da metrópole paulistana na década de 1970. No entanto, a partir desse período, devido à expansão das indústrias locais, grupos empresariais de capital nacional e transnacional foram atraídos para escala dessa cidade média. Assim, com o desenvolvimento da pesquisa, verificamos que Marília, por aglomerar empresas industriais de um mesmo ramo produtivo, complexificou e ampliou sua função na divisão territorial do trabalho e na rede urbana em que está inserida e mantém relações...
Making the analysis, from the development of economical activities point of view, in times of globalization, is a complex task. There are new paradigms, new dynamics are felt and new configurations are noticed. It is needed to identify the agents, to understand the processes and relationships that have influence in the decisions and in the laws the (re)organize, restructure and, therefore, use the territory. In this context, we present this research, that has as perspective the analysis of territorial dynamics by the industrial activity of the final consumption nourishing field in the city of Marilia/SP, in the period of globalization. The methodology of the research is structured in three guidelines: analysis; survey, systematization and mapping secondary data; field research (realization of interviews and questionnaires). This analysis’s reason is that the final consumption industry installed in this city has its origins related to the actions of local agents, preceding the industrial decentralization process that began in the metropolis of Sao Paulo in the decade of 1970. However, from then on, because of the local industry expansion, business groups with national and transnational were attracted by this medium-sized city. Then, with the development of this research, we verified that Marília, by concentrating industrial companies of the same productive field made more complex and extended its function in the territorial work division and in the urban network in which it is inserted and relates to... (Complete abstract click electronic access below)
Delingette, Hervé. "Modélisation, déformation et reconnaissance d'objets tridimensionnels à l'aide de maillages simplexes". Phd thesis, Ecole Centrale Paris, 1994. http://tel.archives-ouvertes.fr/tel-00632191.
Pełny tekst źródłaYang, Feng. "Interpolation des données en imagerie cardiaque par résonance magnétique du tenseur de diffusion". Phd thesis, INSA de Lyon, 2011. http://tel.archives-ouvertes.fr/tel-00578777.
Pełny tekst źródłaDiakhate, Djibril. "Veille technologique et intelligence économique en PME et TPE : réalités d'une approche nouvelle avec le Web 2.0". Thesis, Aix-Marseille 3, 2011. http://www.theses.fr/2011AIX32089.
Pełny tekst źródłaWith the web as a platform and the development of collaborative tools (blogs, RSS feeds, social networking, information sharing ...) information is changing and its production becomes increasingly simple. The average user, who since the advent of the Internet has merely a short role as consumer of information, is transformed into a "consumer-producer" of information. He is at the heart of the new system of production and dissemination of information. This change whose characteristics cannot be ignored: blogs, personal monitoring, social bookmarking, personalization tools for research, collaboration in social networks etc. and known under the names "Web 2.0", "social web", "collaborative web" would undermine the achievements of companies in terms of information monitoring and Competitive Intelligence (CI); hence the importance of measuring the ins and outs of this renewal informational practices. In addition to questions about the real or supposed changes in information monitoring and Competitive Intelligence in the Age of social web, our research also wanted to measure the degree of recovery skills of web 2.0’s users in SMEs CI‘s systems. With a field survey covering a sample of 70 companies from different regions of the world (France, USA, Great Britain, Morocco, Senegal ...) we noticed that the Web 2.0 is fairly well known by companies regardless of their size, but the recovery of its applications in a process to monitor information is dispersed (using disparate, breach of certain tools potential, lack of information policy incorporating tools 2.0...). This result has convinced us to propose to the SME an approach of establishing a collaborative information monitoring system which has the originality to include the tools of Web 2.0 since the phases of design, planning and implementation. In order to respect the logic of a second generation Information Monitoring System (Lietzelman et al.), the proposed approach is an improvement of existing ones like the AFNOR system or that of Paul Degoul. It is accompanied, for sensitizing SME by a statement of operational techniques of some social media tools for their possible inclusion in a Competitive Intelligence System
Langeo, Gaëlle. "Jeunesse, culture, société en Grande-Bretagne 1978-2009 : l'exemple du "Hitchhiker's Guide to the Galaxy"". Thesis, Bordeaux 3, 2019. http://www.theses.fr/2019BOR30039.
Pełny tekst źródłaThis research focuses on The Hitchhiker’s Guide to the Galaxy, a British science-fiction comedy series created for BBC Radio 4 in 1978. Over the study period (1978-2009), the series was provided to the public in all possible formats that mass culture can offer. In its first years the series attracted a strong audience among teenagers, students and young adults. Douglas Adams, the series’ author, maintained control over all the incarnations of The Hitchhiker’s Guide to the Galaxy. Over the course of his life, the author of this science fiction series, made to make people laugh, gradually became known as a ‘‘technology guru” by the press. Indeed, Douglas Adams had four great passions : computers, evolution of species, the Beatles and the Pythons. Therefore, this research endeavours to understand how these four topics were expressed in Douglas Adams’ life, the influence they had on Hitchhiker’s and how this series’ success shows the evolution of British society. The Hitchhiker’s Guide to the Galaxy occurs at a time when expectations towards comedy were changing, as shown by the rise of Alternative Comedy. Hitchhiker’s breakthrough also takes place at a time when technology was gaining importance in daily life and geek culture was developing, at the crossroads of imaginary worlds and computer science. The series’ impact can also be considered as evidence of what the sociologist Mike Savage called the technical middle class. In addition, by creating a rock album for the radio, Douglas Adams created a fantasy consistent with the musical universe of the 1970s youth. The technology used in the radio studio stimulates creativity, just like the personal computer will do in the 1980s
Gutierrez, Andriei. "Engenheiro, política e sociedade no contexto da reestruturação capitalista brasileira". Thesis, Aix-Marseille 1, 2011. http://www.theses.fr/2011AIX10064.
Pełny tekst źródłaThis thesis analyses Brazilian engineers professional group in the context of the neoliberal policies and of the productive restructuring. It studies how the fractions of the professional group have been affected by these structural transformations and how their different political organizations have reacted in the political conjuncture.On one hand, the thesis shows how the combination of opening up the economy,privatization, States' reform and financial liberalization could raise private sector activities and Brazilian economic dependence. This thesis describes how both transformations have been qualitatively touched engineers activities. On the other hand, it suggests that the liberalization of labor market, the reform of the public retirement system and the policies of focusing State social investments have had an effect on the professional group: a trend towards an individual career and well being management.Through quantitative analyses amongst engineers and qualitative studies among them and their interest organizations, the thesis focuses on analyzing the evolution of political history of the professional group. First, it describes the literature which shows the Brazilian engineers interest organizations during the 1970s and 1980s. Second, it studies in depth how these organizations have acted in the political context of the 1990s and early 2000s.This thesis also makes an exploratory analysis of the political profiles of the engineers of state companies, particularly Petrobras, in direct comparison with the changes occurring in their labor conditions. In general, the thesis argues that the dynamics of the macrosocial conflicts carries considerable weight in the political positioning of the different fractions of the professional group and its interest organizations
Lenoir, Christophe. "Télévision et convergence des médias : vers un nouvel Espace Public ? 2000-2005 : usages économiques et politiques de la Convergence. Conditions d'acceptabilité des énoncés et des moyens de contrôle dans un cadre de communication dématérialisé". Phd thesis, 2006. http://tel.archives-ouvertes.fr/tel-00683153.
Pełny tekst źródłaAlmeida, Joaquim Armindo Pinto de. "Sustentabilidade: importância e influência das dimensões ambiental, social e cultural na dimensão económica – caso da Indústria do Metal, em Portugal". Doctoral thesis, 2019. http://hdl.handle.net/10284/8269.
Pełny tekst źródłaThe objectives of sustainable development, approved unanimously by all the countries belonging to the United Nations (UN), form a new paradigm, concerned with all living things, and advocate the development of countries supported in four fundamental vectors: economy, respect for the environment, social cohesion and the defense of cultural heritage. The research work presented here seeks to systematize the concepts inherent to Sustainable Development, the dialogue among all living things, presenting a brief description of the historical evolution of these concepts. Using survey data collected from a sample of 211 industries, this research aims to explore the role of organizations in the contribution to Sustainable Development, presenting the specific case of the Metal Industry in Portugal, due to its importance in the context of the Portuguese society and economy. Statistical analysis of the collected answers shows that the sampled industries revealed different degrees of perceived importance for the different dimensions of sustainability: the greatest importance was given to the economic dimension, and culture was considered the least important sustainability dimension. However, the respondents' perception is that these differences will be less relevant in the future. The results of the present research study also demonstrate the perception that the influence exerted by the economic dimension on the other sustainability dimensions is dominant, both in present and future perspectives. There is also the perception that the economic dimension is influenced by the environmental and social dimensions, and in a less extent, by the cultural dimension, and all these mutual influences are perceived to increase in the future. The results also show that industries with higher values of annual turnover, number of employees and export sales, and with certified management systems, perceive higher levels of importance of Sustainability dimensions. However, even small-sized industries have shown a high degree of awareness regarding Sustainability issues. Considering the economic, environmental and social impacts of metal industries at an international level, the awareness of this industrial sector regarding the importance of Sustainability is a relevant step to the commitment towards Sustainable.
Les objectifs du développement durable, approuvés à l’unanimité par tous les pays membres des Nations Unies, constituent un nouveau paradigme en matière d’êtres vivants, et ils préconisent le développement des pays, par rapport à quatre vecteurs considérés comme fondamentaux : l’économie, le respect de l'environnement, la cohésion sociale et la défense de la culture des peuples. Le présent travail cherche à systématiser les concepts inhérents au thème du développement durable, au dialogue entre tous les êtres vivants, en présentant un bref historique de l’évolution de ces thèmes. À l'aide d'une enquête par questionnaire, auprès d'un échantillon de proximité de 211 entreprises, nous avons cherché à approfondir la connaissance du rôle des organisations contribuant au développement durable, en présentant le cas spécifique de l'industrie des métaux au Portugal, en raison de son importance dans le contexte de la société et de l’économie portugaises. Le traitement statistique des données montre que les entreprises interrogées ont révélé différents degrés de perception de l’importance des différentes dimensions de la durabilité: la dimension économique et la dimension culturelle étaient celles qui présentaient respectivement le degré le plus élevé et le plus faible d’importance perçue. que ces différences seront atténuées à l'avenir. Les résultats montrent également la perception selon laquelle l'influence exercée par la dimension économique sur les autres dimensions de la durabilité est prédominante, aujourd'hui et à l'avenir. On se rend compte que la dimension économique est également influencée par les dimensions environnementale et sociale et, dans une moindre mesure, par la dimension culturelle. Toutes ces influences mutuelles sont perçues comme se renforçant à l'avenir. Les résultats montrent également que les entreprises avec des volumes d'activité plus importants, des effectifs plus importants, des volumes d'exportation plus importants et des systèmes de gestion certifiés sont celles qui perçoivent des niveaux d'importance plus importants des différentes dimensions de la durabilité. Cependant, même les PME ont fait preuve d'une grande sensibilité aux problèmes de durabilité. Considérant les impacts économiques, environnementaux, sociaux et culturels importants de l’industrie métallurgique, au niveau international, la sensibilité des entreprises de ce secteur à l’importance de la durabilité dans ses différentes dimensions, comme le montre la présente étude, constitue un pas important vers engagement en faveur du développement durable.