An investigation of genetic algorithm-based feature selection techniques applied to keystroke dynamics biometrics

  • Tuany Mariah do Nascimento UFRN
  • Andrelyne Vitória de Oliveira UFRN
  • Márjory Abreu UFRN
  • Laura Emmanuella Santana UFRN

Resumo


Due to the continuous use of social networks, users can be vulnerable to online situations such as paedophilia treats. One of the ways to do the investigation of an alleged pedophile is to verify the legitimacy of the genre that it claims. One possible technique to adopt is keystroke dynamics analysis. However, this technique can extract many attributes, causing a negative impact on the accuracy of the classifier due to the presence of redundant and irrelevant attributes. Thus, this work using the wrapper approach in features selection using genetic algorithms and as KNN, SVM and Naive Bayes classifiers. Bringing as best result the SVM classifier with 90% accuracy, identifying what is most suitable for both bases.

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Publicado
02/09/2019
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DO NASCIMENTO, Tuany Mariah; DE OLIVEIRA, Andrelyne Vitória; ABREU, Márjory; SANTANA, Laura Emmanuella. An investigation of genetic algorithm-based feature selection techniques applied to keystroke dynamics biometrics. In: WORKSHOP DE TRABALHOS DE INICIAÇÃO CIENTÍFICA E DE GRADUAÇÃO - SIMPÓSIO BRASILEIRO DE SEGURANÇA DA INFORMAÇÃO E DE SISTEMAS COMPUTACIONAIS (SBSEG), 19. , 2019, São Paulo. Anais [...]. Porto Alegre: Sociedade Brasileira de Computação, 2019 . p. 43-46. DOI: https://doi.org/10.5753/sbseg_estendido.2019.14004.