913 resultados para Just in Time


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A contínua transformação no competitivo ambiente empresarial vem concorrendo para a mudança de paradigmas e o surgimento de novas práticas de gestão. Nesse contexto, a área de Controladoria das empresas assume fundamental importância, vez que é o centro gerador das informações que norteiam decisões, negócios, bem como a avaliação dessas performances. Cada segmento econômico, por suas especificidades, acaba desenvolvendo e aprimorando atribuições que geram modelos particulares de Controladoria, como o caso das instituições financeiras. O presente trabalho compreendeu um estudo comparativo da Controlado ria enquanto ciência (conceito, funções e estrutura organizacional) e o modelo encontrado na instituição financeira objeto da análise: o Banco do Brasil S.A. A exposição incluiu, ainda, breve histórico da instituição estudada e descreveu as principais atribuições e funções de sua Controladoria, principalmente aquelas relacionadas ao processo orçamentário, indicadores para a avaliação de desempenho corporativo e gestão de riscos. Apresentou, também, breve descrição dos principais projetos em andamento e propôs um modelo simplificado de Controladoria aplicável às instituições financeiras. Como contribuição fundamental, essa dissertação buscou demonstrar que a Controladoria Bancária corresponde a uma evolução particular da ciência da informação gerencial - afirmação que se baseia na amplitude de estratégias tecnológicas e ferramentas de gestão adotadas pelos bancos face à necessidade de decisões 'Just in time ", multiplicidade de riscos, canais de atendimento, abrangência geográfica de seus negócios, diversidade de unidades sujeitas à avaliação, e pela pluralidade de serviços e produtos ofertados à sua clientela.

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This thesis aimed at designing and developing a system that can a) infer individuals’ need for a break from sedentary behaviour in the workplace, and b) persuade them to take a break through the use of different techniques from persuasive psychology. We postulated three variables, namely, individuals’ posture, stress levels and involvement in their computer mediated activity. We developed and field-studied a system that could infer these using a web camera and a key presses and mouse clicks log. We found that the system could predict posture from viewing depth and stress from the movement detected. We then created a general formula that predicts individuals’ need for a break using only the posture and stress predictors. Once the first objective was set, we built and field-studied a system that used three ways to communicate a recommendation for a break to a user: implicit, just-in time and ambient feedback. The implicit feedback was operationalized through changes in the users’ computer wallpaper that provided subtle visual cues. The just-in time feedback employed prompting at the bottom right side of the user’s screen. In addition, we implemented an intuitive behind-screen interaction technique where people can snooze a notification using simple gestures. The ambient feedback mechanism employed an origami sculpture sitting on the user’s desk. This prototype was continuously reflecting the user’s posture and performed rhythmic movements when to recommend breaks. A field study demonstrated the overall success of the system, with 69% of the break recommendations received by users were accepted. The study further revealed the strengths and weaknesses of the three persuasive mechanisms.

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Incluye Bibliografía

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Pós-graduação em Geografia - FCT

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Arguments that lean manufacturing can positively relate with the operational performance of companies have been spreading the literature since the 1990s. However, there is a theoretical and empirical gap on this issue that needs further empirical evidence to validate or refute these arguments to the Brazilian reality. Hence, this research aims to, empirically, verify if the lean manufacturing positively influences the performance of the operations of companies in the Brazilian automotive industry, focusing on the segment of automotive parts and components. Methodologically, we carried out a survey of 75 companies in the mentioned sector. The data were analyzed using Structural Equation Modeling, a second-generation multivariate analysis. The main results of this research are: in fact, lean manufacturing positively affects the operational performance of the studied companies, validating the main hypothesis stated in this article, but this relation is just considered weak, although positive; all lean manufacturing practices analyzed were encountered in the reality, especially for the variable continuous improvement, with the highest average and the correlation between the adoption of Kanban and Just in Time; the operational performance construct has some practices/measures identified by the literature, which have not been validated by the studied sector, as innovation (new products) and quality.

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We will discuss the new determinations of the degradation of work in the historical conditions of the 21st century. Thus, considering the determinations of the structural value appreciation crisis and the prevalence of machinefacture as a new form of capital production, the degradation of work sets itself not only as wage degradation but also as existential degradation, changing the historical records of the social issue in the 21st century. We will briefly explain the concepts of global capitalism, machinefacture, structural value appreciation crisis, existential degradation, just-in-time way of life, and ideological work.

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The Brazilian automotive industry has undergone profound changes during the 90’s decade, as a consequence of the market opening up through the liberation of automobile imports. The exposure of the Brazilian domestic market to competition with imported products of high quality and lower prices indicated the need for significant changes in those auto industries operating in this country, with the intention of making them competitive. To achieve these objectives management and production concepts were adopted, such as: the just-in-time philosophy; lean manufacturing; outsourcing; reengineering and increasing the rate of automation in both production and management systems. These changes helped to increase productivity and, in turn, reduced the level of employment in the sector, especially in activities where the required qualification levels were low. Despite this modernization, the Brazilian companies have committed themselves to meet the specific needs of the Brazilian market. The objective of this paper is to analyze and present manufacturing strategies from six manufacturers of automotive vehicles: Toyota in Japan, Fiat in Italy, Volkswagen in Brazil and Germany and General Motors in the U.S. and Brazil. The predominant method of research was from reviewing relevant literature, whereas the empirical data was analyzed qualitatively. The article seeks to identify the manufacturing strategies adopted by manufacturers located in the above countries, electing one automotive manufacturer to represent each country. The research demonstrated that the processes for production of automobiles in four plants located in, the U.S. (GM); Italy (Fiat); Japan (Toyota) and Germany (VW) are similar to those adopted in Brazilian industrial plants of the same companies (GM and VW), with differences of operations only in the business strategies adopted by each of them.

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The objective of this study is to analyze the adoption of lean thinking practices at Brazilian auto part companies. For such, a survey was conducted at 75 sector companies. The results reveal that among all practices, the “systematic search for continuous improvement" obtained the highest implementation average. In terms of correlation, interdependence was observed among all Lean Manufacturing variables, most especially between LM5 (Kanban) and LM6 (Just-in-Time). This correlation can be explained by the importance of Kanban systems when implementing Just-inTime.

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Pós-graduação em Engenharia de Produção - FEG

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What a great pleasure to welcome you to the 95th annual meeting of the Association of American State Geologists. I truly hope you enjoy your stay the next few days here in Lincoln, our state's capitol and Nebraska's second-largest city. Mark mentioned that I'm from Texas. My family started there, our first family home in the United States, when my maternal great-grandfather immigrated to this country from Germany, to escape military conscription -- just as the Civil War broke out here. With remarkably bad timing, he landed at the port of Galveston just in time to be rounded up and sworn, under gunpoint, into the Confederacy.

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A comprehensive new inventory of Brazilian plants and fungi was published just in time to meet a 2010 Convention on Biological Diversity target and offers important insights into this biodiversity's global significance. Brazil is the home to the world's richest flora (40,989 species; 18,932 endemic) and includes two of the hottest hotspots: Mata Atlantica (19,355 species) and Cerrado (12,669 species). Although the total number of known species is one-third lower than previous estimates, the absolute number of endemic vascular plant species is higher than was previously estimated, and the proportion of endemism (56%) is the highest in the Neotropics. This compilation serves not merely to quantify the scale of the challenge faced in conserving Brazil's unique flora but also serves as a key resource to direct action and monitor progress. Similar efforts by other megadiverse countries are urgently required if the 2020 targets of the Convention on Biological Diversity and the Global Strategy for Plant Conservation are to be attained.

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Máster Universitario en Sistemas Inteligentes y Aplicaciones Numéricas en Ingeniería (SIANI)