928 research outputs found

    AUMENTANDO A TRANSPARÊNCIA DO GOVERNO POR MEIO DA TRANSFORMAÇÃO DE DADOS GOVERNAMENTAIS ABERTOS EM DADOS LIGADOS

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    Since its inception, the Web has undergone constant evolution in order to improve itself as a mean of global communication and information sharing. Open Government Data are increasingly being published on the Web, contributing to the transparency and the reusability of public data. At the same time, the use of Linked Data has been increasing in recent years, enabling the development of better and smarter applications. In this context, this paper proposes the publication of Open Government Data using the Linked Data practices, by creating a data set of Brazilian politicians with information collected from different sources.Desde o seu surgimento, a Web vem sofrendo constantes evoluções a fim de se aprimorar cada vez mais como meio de comunicação global e compartilhamento de informações. Dados Governamentais Abertos estão sendo cada vez mais publicados na Web, contribuindo para a transparência e a sua reutilização. Ao mesmo tempo, a prática de disponibilizar dados em formato RDF com significados explicitamente definidos e com ligações para outros dados externos, conhecida como dados ligados, vem crescendo muito nos últimos anos, permitindo o desenvolvimento de aplicações melhores e mais inteligentes. Neste contexto, este trabalho tem como proposta apresentar o projeto "Ligado nos Políticos", que utilizou práticas de dados ligados para criar um conjunto de dados abertos de políticos brasileiros com informações coletadas de diferentes fontes

    A Method for Bridging the Gap between Business Process Models and Services

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    Many proposals in the literature are consensual in making business processes as the starting point of a Service-Oriented system development lifecycle. However, there is no systematic approach that can be easily applied in practice. We argue that an effective SOA approach requires an integrated view of organizational business processes, where services are explicitly related to business models components. Accomplishing these requirements is vital for bridging the gap between business needs and their supporting services. This work proposes a top-down method for service identification and analysis from business process models. Each step of the method implements a set of heuristics that are also specified. The method is presented in detail, and constitutes a systematic guide for service identification and analysis. A case study is conducted to demonstrate the use of the method in practice

    Framework for Knowledge Discovery in Educational Video Repositories

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    The ease of creating digital content coupled with technological advancements allows institutions and organizations to further embrace distance learning. Teaching materials also receive attention, because it is difficult for the student to obtain adequate didactic material, being necessary a high effort and knowledge about the material and the repository. This work presents a framework that enables the automatic metadata generation for materials available in educational video repositories. Each module of the framework works autonomously and can be used in isolation, complemented by another technique or replaced by a more appropriate approach to the field of use, such as repositories with other types of media or other content

    0023/2009 - Metodologia para Análise e Projeto de Serviços em uma abordagem SOA

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    Serviços devem ter descrição bem definida e serem publicados em um repositório, permitindo serem facilmente localizados. Aplicações baseadas em serviços são desenvolvidas como conjuntos independentes de serviços oferecendo interfaces bem definidas para seus usuários potenciais utilizando o princípio de baixo acoplamento. Métodos tradicionais, tais como “orientado a objeto” e “baseado em componentes” especialmente nos aspectos de análise e projeto são inadequados para os desafios e características necessárias para a construção de serviços. Portanto, um importante desafio em SOA é a definição de uma metodologia de análise e projeto de serviços que seja adequada às características da organização. Este trabalho tem o objetivo de propor uma metodologia para análise e projeto de serviços considerando como base a identificação de serviços a partir da modelagem de processos de negócio

    0020/2009 - Estudos do Módulo Aris for SOA

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    A arquitetura orientada a serviços (SOA – Service Oriented Architecture) apresenta-se como sendo mais flexível e capaz de suportar serviços independentes de plataforma e protocolo em um ambiente distribuído. Neste trabalho, apresentamos o módulo SOA da ferramenta ARIS, explicitando suas funcionalidades e os aspectos de SOA que a ferramenta atende

    I Diretrizes do Grupo de Estudos em Cardiogeriatria da Sociedade Brasileira de Cardiologia

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    O idoso apresenta características próprias na manifestação das doenças, na resposta à terapêutica e no efeito colateral dos medicamentos. Constitui um grupo de maior risco para o aparecimento das doenças degenerativas, em geral, e cardiovasculares, em particular, além de apresentar maior número de comorbidades

    Multidifferential study of identified charged hadron distributions in ZZ-tagged jets in proton-proton collisions at s=\sqrt{s}=13 TeV

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    Jet fragmentation functions are measured for the first time in proton-proton collisions for charged pions, kaons, and protons within jets recoiling against a ZZ boson. The charged-hadron distributions are studied longitudinally and transversely to the jet direction for jets with transverse momentum 20 <pT<100< p_{\textrm{T}} < 100 GeV and in the pseudorapidity range 2.5<η<42.5 < \eta < 4. The data sample was collected with the LHCb experiment at a center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of 1.64 fb1^{-1}. Triple differential distributions as a function of the hadron longitudinal momentum fraction, hadron transverse momentum, and jet transverse momentum are also measured for the first time. This helps constrain transverse-momentum-dependent fragmentation functions. Differences in the shapes and magnitudes of the measured distributions for the different hadron species provide insights into the hadronization process for jets predominantly initiated by light quarks.Comment: All figures and tables, along with machine-readable versions and any supplementary material and additional information, are available at https://cern.ch/lhcbproject/Publications/p/LHCb-PAPER-2022-013.html (LHCb public pages

    Study of the BΛc+ΛˉcKB^{-} \to \Lambda_{c}^{+} \bar{\Lambda}_{c}^{-} K^{-} decay

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    The decay BΛc+ΛˉcKB^{-} \to \Lambda_{c}^{+} \bar{\Lambda}_{c}^{-} K^{-} is studied in proton-proton collisions at a center-of-mass energy of s=13\sqrt{s}=13 TeV using data corresponding to an integrated luminosity of 5 fb1\mathrm{fb}^{-1} collected by the LHCb experiment. In the Λc+K\Lambda_{c}^+ K^{-} system, the Ξc(2930)0\Xi_{c}(2930)^{0} state observed at the BaBar and Belle experiments is resolved into two narrower states, Ξc(2923)0\Xi_{c}(2923)^{0} and Ξc(2939)0\Xi_{c}(2939)^{0}, whose masses and widths are measured to be m(Ξc(2923)0)=2924.5±0.4±1.1MeV,m(Ξc(2939)0)=2938.5±0.9±2.3MeV,Γ(Ξc(2923)0)=0004.8±0.9±1.5MeV,Γ(Ξc(2939)0)=0011.0±1.9±7.5MeV, m(\Xi_{c}(2923)^{0}) = 2924.5 \pm 0.4 \pm 1.1 \,\mathrm{MeV}, \\ m(\Xi_{c}(2939)^{0}) = 2938.5 \pm 0.9 \pm 2.3 \,\mathrm{MeV}, \\ \Gamma(\Xi_{c}(2923)^{0}) = \phantom{000}4.8 \pm 0.9 \pm 1.5 \,\mathrm{MeV},\\ \Gamma(\Xi_{c}(2939)^{0}) = \phantom{00}11.0 \pm 1.9 \pm 7.5 \,\mathrm{MeV}, where the first uncertainties are statistical and the second systematic. The results are consistent with a previous LHCb measurement using a prompt Λc+K\Lambda_{c}^{+} K^{-} sample. Evidence of a new Ξc(2880)0\Xi_{c}(2880)^{0} state is found with a local significance of 3.8σ3.8\,\sigma, whose mass and width are measured to be 2881.8±3.1±8.5MeV2881.8 \pm 3.1 \pm 8.5\,\mathrm{MeV} and 12.4±5.3±5.8MeV12.4 \pm 5.3 \pm 5.8 \,\mathrm{MeV}, respectively. In addition, evidence of a new decay mode Ξc(2790)0Λc+K\Xi_{c}(2790)^{0} \to \Lambda_{c}^{+} K^{-} is found with a significance of 3.7σ3.7\,\sigma. The relative branching fraction of BΛc+ΛˉcKB^{-} \to \Lambda_{c}^{+} \bar{\Lambda}_{c}^{-} K^{-} with respect to the BD+DKB^{-} \to D^{+} D^{-} K^{-} decay is measured to be 2.36±0.11±0.22±0.252.36 \pm 0.11 \pm 0.22 \pm 0.25, where the first uncertainty is statistical, the second systematic and the third originates from the branching fractions of charm hadron decays.Comment: All figures and tables, along with any supplementary material and additional information, are available at https://cern.ch/lhcbproject/Publications/p/LHCb-PAPER-2022-028.html (LHCb public pages
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