965 resultados para Specification languages
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Universidade Estadual de Campinas . Faculdade de Educação Física
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Universidade Estadual de Campinas . Faculdade de Educação Física
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Universidade Estadual de Campinas . Faculdade de Educação Física
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Universidade Estadual de Campinas. Faculdade de Educação Física
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Universidade Estadual de Campinas. Faculdade de Educação Física
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Universidade Estadual de Campinas . Faculdade de Educação Física
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OBJECTIVE: To estimate the spatial intensity of urban violence events using wavelet-based methods and emergency room data. METHODS: Information on victims attended at the emergency room of a public hospital in the city of São Paulo, Southeastern Brazil, from January 1, 2002 to January 11, 2003 were obtained from hospital records. The spatial distribution of 3,540 events was recorded and a uniform random procedure was used to allocate records with incomplete addresses. Point processes and wavelet analysis technique were used to estimate the spatial intensity, defined as the expected number of events by unit area. RESULTS: Of all georeferenced points, 59% were accidents and 40% were assaults. There is a non-homogeneous spatial distribution of the events with high concentration in two districts and three large avenues in the southern area of the city of São Paulo. CONCLUSIONS: Hospital records combined with methodological tools to estimate intensity of events are useful to study urban violence. The wavelet analysis is useful in the computation of the expected number of events and their respective confidence bands for any sub-region and, consequently, in the specification of risk estimates that could be used in decision-making processes for public policies.
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O estudo apresenta uma revisão bibliográfica, cujo objetivo foi conhecer e divulgar a evolução histórica da violência contra a criança, bem como as políticas desenvolvidas na atenção à violência contra menores, além de discutir a importância da prevenção e da atuação dos profissionais de saúde. A pesquisa bibliográfica foi realizada na base de dados MEDLINE, LILACS e SciELO, selecionando-se os estudos com os descritores: Violência, Agressão, Maus-Tratos, Síndrome da Criança Maltratada, Pediatria, não se fazendo restrição aos idiomas espanhol, inglês e francês. A literatura mostra a importância de ações preventivas e a necessidade de discussões e reflexões entre os diferentes setores que possam culminar em políticas e estratégias preventivas, diagnósticas e terapêuticas, além da relevância de incluir o tema na formação dos profissionais de saúde para que possam contribuir para o diagnóstico, tratamento e profilaxia do abuso infantil, rompendo as cadeias de determinação e fatalidade.
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A pesquisa de conhecimentos no campo da oftalmologia constitui processo dinâmico que requer divulgação, em especial por meio de relatos escritos. A redação científica vale-se da terminologia greco-latina. Discutem-se aspectos referentes à clareza, objetividade e precisão da escrita e oferece-se glossário sucinto desses termos aplicados a textos científicos.
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OBJETIVO: realizar revisão sistemática de estudos de prevalência dos sintomas depressivos na perimenopausa.MÉTODO: A pesquisa foi efetuada a partir das bases de dados MEDLINE e EMBASE. Foram incluídos estudos transversais originais com populações adultas (idade de 40 a 55 anos), no período de 1996 a 2006, que estimaram a prevalência de sintomas depressivos na perimenopausa nos idiomas: inglês, francês, espanhol e português. A seleção dos estudos pela estratégia de busca foi feita de forma independente por dois avaliadores. Foram incluídos os estudos que preencheram os seguintes critérios metodológicos: características epidemiológicas, definições de perimenopausa, instrumentos válidos utilizados para sintomas depressivos.RESULTADOS: Após a avaliação de 1.345 artigos, restaram apenas cinco que caracterizaram uma população de 11.020 mulheres com idades entre 40 e 60 anos. Constatamos que a prevalência de sintomas depressivos na perimenopausa variou entre 19% e 73%.CONCLUSÃO: A presente revisão sistemática mostrou expressiva variação na prevalência de sintomas depressivos na perimenopausa; ademais, não foi possível caracterizar se a sintomatologia depressiva na perimenopausa decorreu exclusivamente de flutuações hormonais observadas neste estágio da vida ou de antecedentes prévios de depressão
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Bibliographic review study on the evolution of Documentary Languages and its field of study, the documentary linguistics. Based upon the researches developed by the french approach in Europe notably by jean-claude gardin and in brazil by grupo temma. It is proposes a framework of the main characteristics of documentary languages having the appropriation of the structural linguistics by the documentation as a focus. It anayses the evolution of the denomination of documentary languages, their functions, and it compares both approaches.
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Background: Drosophila retinal architecture is laid down between 24-48 hours after puparium formation, when some of the still uncommitted interommatidial cells (IOCs) are recruited to become secondary and tertiary pigment cells while the remaining ones undergo apoptosis. This choice between survival and death requires the product of the roughest (rst) gene, an immunoglobulin superfamily transmembrane glycoprotein involved in a wide range of developmental processes. Both temporal misexpression of Rst and truncation of the protein intracytoplasmic domain, lead to severe defects in which IOCs either remain mostly undifferentiated and die late and erratically or, instead, differentiate into extra pigment cells. Intriguingly, mutants not expressing wild type protein often have normal or very mild rough eyes. Methodology/Principal Findings: By using quantitative real time PCR to examine rst transcriptional dynamics in the pupal retina, both in wild type and mutant alleles we showed that tightly regulated temporal changes in rst transcriptional rate underlie its proper function during the final steps of eye patterning. Furthermore we demonstrated that the unexpected wild type eye phenotype of mutants with low or no rst expression correlates with an upregulation in the mRNA levels of the rst paralogue kin-of-irre (kirre), which seems able to substitute for rst function in this process, similarly to their role in myoblast fusion. This compensatory upregulation of kirre mRNA levels could be directly induced in wild type pupa upon RNAi-mediated silencing of rst, indicating that expression of both genes is also coordinately regulated in physiological conditions. Conclusions/Significance: These findings suggest a general mechanism by which rst and kirre expression could be fine tuned to optimize their redundant roles during development and provide a clearer picture of how the specification of survival and apoptotic fates by differential cell adhesion during the final steps of retinal morphogenesis in insects are controlled at the transcriptional level.
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P>During the lifetime of an angiosperm plant various important processes such as floral transition, specification of floral organ identity and floral determinacy, are controlled by members of the MADS domain transcription factor family. To investigate the possible non-cell-autonomous function of MADS domain proteins, we expressed GFP-tagged clones of AGAMOUS (AG), APETALA3 (AP3), PISTILLATA (PI) and SEPALLATA3 (SEP3) under the control of the MERISTEMLAYER1 promoter in Arabidopsis thaliana plants. Morphological analyses revealed that epidermal overexpression was sufficient for homeotic changes in floral organs, but that it did not result in early flowering or terminal flower phenotypes that are associated with constitutive overexpression of these proteins. Localisations of the tagged proteins in these plants were analysed with confocal laser scanning microscopy in leaf tissue, inflorescence meristems and floral meristems. We demonstrated that only AG is able to move via secondary plasmodesmata from the epidermal cell layer to the subepidermal cell layer in the floral meristem and to a lesser extent in the inflorescence meristem. To study the homeotic effects in more detail, the capacity of trafficking AG to complement the ag mutant phenotype was compared with the capacity of the non-inwards-moving AP3 protein to complement the ap3 mutant phenotype. While epidermal expression of AG gave full complementation, AP3 appeared not to be able to drive all homeotic functions from the epidermis, perhaps reflecting the difference in mobility of these proteins.
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This paper presents a framework to build medical training applications by using virtual reality and a tool that helps the class instantiation of this framework. The main purpose is to make easier the building of virtual reality applications in the medical training area, considering systems to simulate biopsy exams and make available deformation, collision detection, and stereoscopy functionalities. The instantiation of the classes allows quick implementation of the tools for such a purpose, thus reducing errors and offering low cost due to the use of open source tools. Using the instantiation tool, the process of building applications is fast and easy. Therefore, computer programmers can obtain an initial application and adapt it to their needs. This tool allows the user to include, delete, and edit parameters in the functionalities chosen as well as storing these parameters for future use. In order to verify the efficiency of the framework, some case studies are presented.
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Optical monitoring systems are necessary to manufacture multilayer thin-film optical filters with low tolerance on spectrum specification. Furthermore, to have better accuracy on the measurement of film thickness, direct monitoring is a must. Direct monitoring implies acquiring spectrum data from the optical component undergoing the film deposition itself, in real time. In making film depositions on surfaces of optical components, the high vacuum evaporator chamber is the most popular equipment. Inside the evaporator, at the top of the chamber, there is a metallic support with several holes where the optical components are assembled. This metallic support has rotary motion to promote film homogenization. To acquire a measurement of the spectrum of the film in deposition, it is necessary to pass a light beam through a glass witness undergoing the film deposition process, and collect a sample of the light beam using a spectrometer. As both the light beam and the light collector are stationary, a synchronization system is required to identify the moment at which the optical component passes through the light beam.