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10 research outcomes, page 1 of 1
  • publication . Article . 2007
    Open Access Portuguese
    Authors:
    Ana Carolina Lorena; André C. P. L. F. de Carvalho;
    Publisher: Instituto de Informática - Universidade Federal do Rio Grande do Sul

    This paper presents an introduction to the Support Vector Machines (SVMs), a Machine Learning technique that has received increasing attention in the last years. The SVMs have been applied to several pattern recognition tasks, obtaining results superior to those of othe...

  • publication . Article . 2008
    Open Access Portuguese
    Authors:
    Thiago Alexandre Salgueiro Pardo; Maria das Graças Volpe Nunes;
    Publisher: Instituto de Informática - Universidade Federal do Rio Grande do Sul

    We present in this paper the development process and the evaluation procedure of a Brazilian Portuguese discourse parser called DiZer. Based on Rhetorical Structure Theory, DiZer is a symbolic cue phrase-based analyzer that makes use of discourse templates learned from ...

  • publication . Article . 2010
    Open Access
    Authors:
    Jordi Marco; Xavier Franch; Lidia López;
    Publisher: Universidade Federal do Rio Grande do Sul

    In this paper, we present HiME, a tool for editing i* models. The distinguishing characteristic of HiME is its ability to deal with inheritance. It includes specific operations for declaring an actor as heir of another and then stating the relationships between the inte...

  • publication . Article . 2011
    Open Access
    Authors:
    Renato Ramos da Silva; Roberto Sadao Yokoyama;
    Publisher: Universidade Federal do Rio Grande do Sul

    A utilizacao de threads em sistemas computacionais e um recurso importante para possibilitar a execucao simultânea de diversas trechos de codigo em um processo. A forma como o suporte a threads e implementado nesses sistemas tem um impacto direto no desempenho. Neste tr...

  • publication . Article . 2010
    Open Access English
    Authors:
    Octavio Glorio; Irene Garrigós; Alejandro Mate; Paul Hernández;
    Publisher: Instituto de Informática - Universidade Federal do Rio Grande do Sul

    Web engineering methods provide a systematic approach to develop complex and high quality Web applications. Many of these methods provide, in some way, personalization support. However, none of the existing Web methodologies provide a tool which allow the modeling, auto...

  • publication . Article . 2013
    Open Access
    Authors:
    Rodrigo Fernandes de Mello; Cássio M. M. Pereira;
    Publisher: Universidade Federal do Rio Grande do Sul

    Clustering algorithms have been actively used to identify similar timeseries, providing a better understanding of data. However, common clustering dis-similarity measures disregard time series correlations, yielding poor results. In thispaper, we introduce a dissimilari...

  • publication . Article . 2004
    Open Access
    Authors:
    Paulo Cesar Masiero; Valter Vieira de Camargo; André Dantas Rocha;
    Publisher: Universidade Federal do Rio Grande do Sul

    Instantiation of frameworks is usually a time-consuming, error-prone process as there are specific rule types that must be followed to produce an application that meets its requirements. Some of these rules refer to framework specific implementation policies and cannot ...

  • publication . Article . 2016
    Open Access Portuguese
    Authors:
    Rodrigo Fernandes de Mello; Yule Vaz;
    Publisher: Instituto de Informática - Universidade Federal do Rio Grande do Sul

    <jats:p>As Interfaces Cérebro-Computador (BCI) são sistemas que provêm uma alternativa para que pessoas com perda severa ou total do controle motor possam inte- ragir com o ambiente externo. Para mapear intenções individuais em operações de má- quina, os sistemas de BCI...

  • publication . Article . 2013
    Open Access
    Authors:
    Roseli A. F. Romero; Murillo Rehder Batista;
    Publisher: Universidade Federal do Rio Grande do Sul

    One of the main objectives of robotic researches has been the use of autonomous agents to make ”mundane” tasks. A typical task common in literature is fetching a document from an initial point local and deliver to a specified destination. In this work, a fuzzy system has...

  • publication . Article . 2008
    Open Access
    Authors:
    André C. P. L. F. de Carvalho; Ana Carolina Lorena;
    Publisher: Universidade Federal do Rio Grande do Sul

    Diversos problemas envolvem a classificação de dados em categorias, também denominadas classes. A partir de um conjunto de dados cujas classes são conhecidas, algoritmos de Aprendizado de Máquina podem ser utilizados na induçãode um classificador capaz de predizer a cla...

10 research outcomes, page 1 of 1