Envíos recientes

  • Hadoop cluster deployment: A methodological approach

    Correia, Ronaldo Celso Messias Autor UNESP; Spadon, Gabriel; Gomes, Pedro Henrique De Andrade Autor UNESP; Eler, Danilo Medeiros Autor UNESP; Garcia, Rogério Eduardo Autor UNESP; Junior, Celso Olivete Autor UNESP (Information (Switzerland), 2018) [Artigo]
    For a long time, data has been treated as a general problem because it just represents fractions of an event without any relevant purpose. However, the last decade has been just about information and how to get it. Seeking ...
  • Hybrid visualization approach to show documents similarity and content in a single view

    Andreotti, Andre Luiz Dias Autor UNESP; Silva, Lenon Fachiano Autor UNESP; Eler, Danilo Medeiros Autor UNESP (Information (Switzerland), 2018) [Artigo]
    Multidimensional projection techniques can be employed to project datasets from a higher to a lower dimensional space (e.g., 2D space). These techniques can be used to present the relationships of dataset instances based ...
  • Double distance-calculation-pruning for similarity search

    Pola, Ives Renê Venturini; Pola, Fernanda Paula Barbosa; Eler, Danilo Medeiros Autor UNESP (Information (Switzerland), 2018) [Artigo]
    Many modern applications deal with complex data, where retrieval by similarity plays an important role. Complex data main comparison mechanisms are based on similarity predicates. They are usually immersed in metric spaces ...
  • Statistical evaluation and analysis of road extraction methodologies using a unique dataset from remote sensing

    Cardim, Guilherme Pina Autor UNESP; da Silva, Erivaldo Antônio Autor UNESP; Dias, Mauricio Araújo Autor UNESP; Bravo, Ignácio; Gardel, Alfredo (Remote Sensing, 2018) [Artigo]
    In the scientific literature, multiple studies address the application of road extraction methodologies to a particular cartographic dataset. However, it is difficult for any study to perform a more reliable comparison ...
  • Analysis of document pre-processing effects in text and opinion mining

    Eler, Danilo Medeiros Autor UNESP; Grosa, Denilson Autor UNESP; Pola, Ives; Garcia, Rogério Autor UNESP; Correia, Ronaldo Autor UNESP; Teixeira, Jaqueline Autor UNESP (Information (Switzerland), 2018) [Artigo]
    Typically, textual information is available as unstructured data, which require processing so that data mining algorithms can handle such data; this processing is known as the pre-processing step in the overall text mining ...
  • Motivating engineering students to math classes: Practical experience teaching ordinary differential equations

    Brandi, Analice Costacurta Autor UNESP; Garcia, Rogério Eduardo Autor UNESP (Proceedings - Frontiers in Education Conference, FIE, 2017) [Trabalho apresentado em evento]
    Teaching mathematics for engineering students is very important. New undergraduate students are aware that they will need mathematical concepts in professional activities. It is still usual to observe not only the difficulty ...
  • An Approach to Perform Local Analysis on Multidimensional Projection

    Marcilio, Wilson Estecio Autor UNESP; Eler, Danilo Medeiros Autor UNESP; Garcia, Rogerio Eduardo Autor UNESP (Proceedings - 30th Conference on Graphics, Patterns and Images, SIBGRAPI 2017, 2017) [Trabalho apresentado em evento]
    In the context of Visualization, Multidimensional Projection techniques are employed to show similarity relations among instances of a multidimensional dataset. Distinct projection techniques use different approaches to ...
  • Risco de lesões de ombro em cortadores de cana-de-açúcar: Análise baseada na simulação dos movimentos

    Messias, Iracimara de Anchieta Autor UNESP; de Andrade, Fabiana Rodrigues Autor UNESP; Artero, Almir Olivette Autor UNESP; Nóbrega, Líria Akie Okai de Albuquerque (Scientia Medica, 2017) [Artigo]
    AIMS: To evaluate whether the amplitude angles of shoulder flexion and abduction, in the movements performed during a simulation of the sugarcane cutting task, exceed the limits considered safe. METHODS: Non-randomized ...
  • On how characteristics that hinder test data generation using symbolic execution combine: An analysis of the SF100 benchmark

    Eler, Marcelo Medeiros; Endo, Andre Takeshi; Durelli, Vinicius H. S.; Eler, Danilo Medeiros Autor UNESP (Proceedings - International Conference of the Chilean Computer Science Society, SCCC, 2017) [Trabalho apresentado em evento]
    Symbolic execution has made great strides in the last two decades. However, some characteristics of programs still pose significant challenges to test data generation techniques that use symbolic execution and constraint ...
  • An evaluation of the Volume on Surface (VoS) approach

    Santos, Rafael Silva Autor UNESP; Eler, Danilo Medeiros Autor UNESP; Garcia, Rogerio Eduardo Autor UNESP; Correia, Ronaldo Celso Messias Autor UNESP (Proceedings - 2016 29th SIBGRAPI Conference on Graphics, Patterns and Images, SIBGRAPI 2016, 2017) [Trabalho apresentado em evento]
    Hybrid volume rendering algorithms combine techniques of different categories of volume visualization. Volume on Surface (VoS) is a hybrid volume rendering technique that maps volume information to isosurfaces, intending ...
  • Avaliação da qualidade de dados ambientais por meio de técnicas de analítica visual

    do Carmo, Alisson Fernando Coelho Autor UNESP; Shimabukuro, Milton Hirokazu Autor UNESP; de Alcântara, Enner Herenio Autor UNESP (Boletim de Ciencias Geodesicas, 2016) [Artigo]
    The technological advances has boosted automated and periodic data collections using sensors, such as those performed in Integrated Environmental Monitoring System (SIMA), which dataset is used in this work. Despite of the ...
  • Performance indicators analysis in software processes using semi-supervised learning with information visualization

    Bodo, Leandro Autor UNESP; de Oliveira, Hilda Carvalho Autor UNESP; Breve, Fabricio Aparecido Autor UNESP; Eler, Danilo Medeiros Autor UNESP (Advances in Intelligent Systems and Computing, 2016) [Capítulo de livro]
    Software development process requires judicious quality control, using performance indicators to support decision-making in the different processes chains. This paper recommends the use of machine learning with the semi ...
  • Performance evaluation of data migration methods between the host and the device in CUDA-based programming

    Santos, Rafael Silva Autor UNESP; Eler, Danilo Medeiros Autor UNESP; Garcia, Rogério Eduardo Autor UNESP (Advances in Intelligent Systems and Computing, 2016) [Capítulo de livro]
    CUDA-based programming model is heterogeneous – composed of two components: host (CPU) and device (GPU). Both components have separated memory spaces and processing units. A great challenge to increase GPU-based application ...
  • An immersive and interactive visualization system by integrating distinct platforms

    Neto, Mario Popolin; Eler, Danilo Medeiros Autor UNESP; Moraes, Alessandro Campanha De Autor UNESP; Brega, Jose Remo Ferreira Autor UNESP (Proceedings of the International Conference on Information Visualisation, 2015) [Trabalho apresentado em evento]
    Visualization applications can be performed on distinct platforms, such as mobile devices and multi-projection systems. Each platform offers specific features to provide further data understanding, and a system that ...
  • Plasma structure extraction from lasco images by the dual-tree complex wavelet transform

    Souza, Vitor Moura; Domingues, Margarete Oliveira; Mendes, Odim; Pagamisse, Aylton Autor UNESP (Revista Brasileira de Geofisica, 2015) [Artigo]
    Images of the Sun obtained in distinct electromagnetic ranges can be very useful to investigate electrodynamical processes that occur in this star. This work analyzes the application of a two-dimensional version of the ...
  • Enhancement of Space Plasma Images by Complex Wavelets

    Souza, Vitor Moura; Domingues, Margarete Oliveira; Mendes, Odim; Pagamisse, Aylton Autor UNESP; Stenborg, Guillermo Adrian (Brazilian Journal of Physics, 2015) [Artigo]
    The Sun is a natural laboratory for plasma processes. A myriad of instruments aboard satellites and on ground record(ed) the plasma emission in different ranges of the electromagnetic spectrum to help understand such ...
  • Stock closing price forecasting using ensembles of constructive neural networks

    João, Rafael Stoffalette; Guidoni, Tarcisio Fonseca; Bertini, Joao Roberto; Nicoletti, Maria Do Carmo; Artero, Almir Olivette Autor UNESP (Proceedings - 2014 Brazilian Conference on Intelligent Systems, BRACIS 2014, 2014) [Trabalho apresentado em evento]
    Efficient automatic systems which continuously learn over long periods of time, and manage to evolve its knowledge, by discarding obsolete parts of it and acquiring new ones to reflect recent data, are difficult to be ...
  • Teaching software quality via source code inspection tool

    De Andrade Gomes, Pedro Henrique; Garcia, Rogério Eduardo; Spadon, Gabriel; Eler, Danilo Medeiros; Olivete, Celso; Correia, Ronaldo Celso Messias (Proceedings - Frontiers in Education Conference, FIE, 2017) [Trabalho apresentado em evento]
    Software Quality Assurance is a sub-process that ensures that developed software meets and complies with defined or standardized quality specifications. Focusing on source code, there are characteristics that can be used ...
  • Nehari method for locally Lipschitz functionals with examples in problems in the space of bounded variation functions

    Figueiredo, Giovany M.; Pimenta, Marcos T. O. Autor UNESP (Nonlinear Differential Equations and Applications, 2018) [Artigo]
    In this work we prove some abstract results about the existence of a minimizer for locally Lipschitz functionals, over a set which has its definition inspired in the Nehari manifold. As applications we present a result of ...
  • Multiplicity Results for the Fractional Laplacian in Expanding Domains

    Figueiredo, Giovany M.; Pimenta, Marcos T. O. Autor UNESP; Siciliano, Gaetano (Mediterranean Journal of Mathematics, 2018) [Artigo]
    In this paper, we establish a multiplicity result of nontrivial weak solutions for the problem (- Δ) αu+ u= h(u) in Ω λ, u= 0 on ∂Ω λ, where Ω λ= λΩ , Ω is a smooth and bounded domain in RN, N> 2 α, λ is a positive parameter, ...

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