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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

A mobilidade urbana sustentável no discurso de pesquisadores e decisores / Sustainable urban mobility in the discourse of researchers and decision makers

Ferreira, Frank Alves 26 July 2019 (has links)
Este estudo tem por objetivo analisar a visão de pesquisadores e decisores brasileiros, sobre diferentes temas relacionados à mobilidade urbana sustentável. Os dados analisados, parcialmente definidos em grupos focais e coletados por questionários online, são referentes a uma amostra de 2863 profissionais de diversas áreas. Foram identificados respondentes em 676 cidades, de todos os estados e do Distrito Federal. Os tópicos abordados indicam que pedestres e ciclistas estão interessados tanto em ações voltadas para melhoria da infraestrutura dos modos não motorizados, quanto em medidas políticas para reduzir o espaço dos modos motorizados. Em uma análise geral, ficou evidente a diferença de posicionamento para os temas centrais avaliados (economia, engenharia, modos não motorizados, planejamento urbano e sustentabilidade). Os respondentes concordaram mais com os julgamentos que favoreciam medidas para melhores condições de mobilidade urbana. A sentença que representou o discurso sobre planejamento urbano recebeu o maior grau de concordância. A partir destas considerações, fica evidente que os respondentes estão conscientes para uma mudança de paradigma no planejamento de transportes. Para a avaliação em relação à aplicação de investimentos a diferentes tipos de infraestrutura, foi observada uma tendência em favorecer pedestres, ciclistas e o transporte público. Nas análises das questões divididas em grupos, foram observadas divergências de opinião principalmente para os respondentes que indicaram conhecer detalhadamente o texto da Lei da Mobilidade, reforçando a importância dessas diretrizes para a promoção dos modos de transporte sustentáveis. / This study aimed at analyzing the vision of Brazilian researchers and decision makers on different themes related to sustainable urban mobility. The data analyzed, partially defined in focus groups and collected by online questionnaires, refer to a sample of 2863 professionals from different areas. Respondents were identified in 676 cities, from all states and the Federal District. The topics covered indicate that pedestrians and cyclists are interested both in actions aimed at improving the infrastructure of non- motorized modes and in policies to reduce the space of motorized modes. In a general analysis, the difference in position was evident for the central themes evaluated (economy, engineering, non-motorized modes, urban planning and sustainability). The respondents agreed more with the judgments that favored measures for better conditions of urban mobility. The sentence that represented the discourse on urban planning received the highest degree of agreement. From these considerations, it is evident that respondents are aware of a paradigm change in transportation planning. For the evaluation regarding the implementation of investments to different types of infrastructure, there was a tendency to favor pedestrians, cyclists and public transport. In the analysis of the questions divided into groups, differences of opinion were observed mainly for the respondents who indicated to know in detail the text of the Law of Mobility, reinforcing the importance of these guidelines for the promotion of sustainable transport modes.
2

Phases amont du processus d'innovation : proposition d'une méthode d'aide à l'évaluation d'idées / Early stages of innovation process : proposition of a method to support ideas evaluation

Ferioli, Marcelo 15 July 2010 (has links)
L’innovation est un élément efficace pour répondre aux défis et perspectives imposés par les événements contemporains (mondialisation, concurrence, bouleversements politiques…). Des politiques liées aux stratégies d’innovation, des études sur les pratiques et les méthodes pour innover sont conduites par les entreprises et promues par les gouvernements. Afin de consolider la capacité à créer et innover, des recherches sont aujourd’hui axées sur les phases amont du processus d’innovation. Ces phases consistent à générer, évaluer et exploiter très tôt des innovations embryonnaires. Notre problématique de recherche concerne spécifiquement l’évaluation d’idées générées dans les phases amont. Les enjeux de cette action sont d’évaluer des idées très peu finalisées, en grandes quantités. Actuellement, le manque de méthodes adaptées, des restrictions de temps ou encore des budgets limités contraignent cette phase d’évaluation. Afin de pouvoir proposer une méthode d’aide à l’évaluation d’idées, nous réalisons une étude bibliographique puis proposons une démarche et des outils conduisant à une évaluation d’idées formalisée et instrumentée. Notre proposition permet d’appréhender les informations des évaluations réalisées et fournit des éléments de visualisation pour aider notamment les experts lors de cette action. Cette méthode s’est construite à partir d’analyses de situations professionnelles sur le terrain et nous a permis de proposer trois modèles. Ceux-ci ont été testés et expérimentés en milieu académique et industriel. Enfin, cette recherche s’est concrétisée par l’élaboration d’une maquette informatique nommée IdéoVal destinée à aider l’évaluation et la sélection d’idées / Innovation is an effective element to address the challenges and prospects imposed by the contemporary events (globalization, competition, political changes…). Innovation strategies, studies on the practices and methods to innovate are led by several companies and are promoted by the governments. In order to consolidate the capacity to create and innovate, current researches are focused on the early stages of the innovation process. These phases consist of generating, evaluating and exploiting embryonic innovations very early in the process. Our research problematic is specifically related to the evaluation of ideas generated in the early stages. The issues involving this action are to evaluate a large quantity of ideas that are not yet finalized. Currently, the lack of adapted methods, time restrictions or limited budgets constraint this evaluation stage. In order to propose a method for assisting ideas evaluation, we made a bibliographical study, and then we proposed an approach and tools leading to a formalized and instrumented evaluation of ideas. Our proposal enables the capitalization of the information from the evaluations carried out and provides a visualization of elements to, in particular, help the experts carry out this action. This method was built from the analyses of professional situations in the field and allowed us to propose three models. These models were tested in academic and industrial environments. Finally, this research was materialized by the elaboration of a software model called IdéoVal, which purpose is to help evaluate and select ideas

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