Search Results - "Nakamura, Rodrigo Y. M."

Choosing the Most Effective Pattern Classification Model under Learning-Time Constraint by Saito, Priscila T M, Nakamura, Rodrigo Y M, Amorim, Willian P, Papa, João P, de Rezende, Pedro J, Falcão, Alexandre X

“…Nowadays, large datasets are common and demand faster and more effective pattern analysis techniques. However, methodologies to compare classifiers usually do…”
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Nature-Inspired Framework for Hyperspectral Band Selection by Nakamura, Rodrigo Y. M., Fonseca, Leila Maria Garcia, Santos, Jefersson Alex dos, Torres, Ricardo da S., Yang, Xin-She, Papa, Joao Papa

“…Although hyperspectral images acquired by on-board satellites provide information from a wide range of wavelengths in the spectrum, the obtained information is…”
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Computer techniques towards the automatic characterization of graphite particles in metallographic images of industrial materials by Papa, João P., Nakamura, Rodrigo Y.M., de Albuquerque, Victor Hugo C., Falcão, Alexandre X., Tavares, João Manuel R.S.

“…► Introduce the importance of efficient characterization of industrial materials. ► First use of OPF, SVM and Bayes based computer classifiers in such…”
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A nature-inspired approach to speed up optimum-path forest clustering and its application to intrusion detection in computer networks by Costa, Kelton A.P., Pereira, Luis A.M., Nakamura, Rodrigo Y.M., Pereira, Clayton R., Papa, João P., Xavier Falcão, Alexandre

“…•A new meta-heuristic optimization approach to speed up Optimum-Path Forest clustering.•Intrusion detection in computer networks by means of Optimum-Path…”
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Aquatic weed automatic classification using machine learning techniques by Pereira, Luís A.M, Nakamura, Rodrigo Y.M, de Souza, Guilherme F.S, Martins, Dagoberto, Papa, João P

“…► A novel system for automatic aquatic weed recognition. ► To be the first to apply the optimum-path forest classifier for such context. ► We provide a dataset…”
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An Optimum-Path Forest framework for intrusion detection in computer networks by Pereira, Clayton R., Nakamura, Rodrigo Y.M., Costa, Kelton A.P., Papa, João P.

“…Intrusion detection systems that make use of artificial intelligence techniques in order to improve effectiveness have been actively pursued in the last…”
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A wrapper approach for feature selection based on Bat Algorithm and Optimum-Path Forest by Rodrigues, Douglas, Pereira, Luís A.M., Nakamura, Rodrigo Y.M., Costa, Kelton A.P., Yang, Xin-She, Souza, André N., Papa, João Paulo

“…•A novel feature selection algorithm based on Bat Algorithm and Optimum-Path Forest.•A comparison against different transfer functions for agent’s…”
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Automatic classification of fish germ cells through optimum-path forest by Papa, J. P., Gutierrez, M. E. M., Nakamura, R. Y. M., Papa, L. P., Vicentini, I. B. F., Vicentini, C. A.

“…The spermatogenesis is crucial to the species reproduction, and its monitoring may shed light over some important information of such process. Thus, the germ…”
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