When you cite LibOPF, please make references to:
@Manual{LibOPF,
author = {Jo\~ao Paulo Papa and Celso Tetsuo Nagase Suzuki
and Alexandre Xavier Falc\~ao},
title = {{LibOPF}: {A} library for the design of
optimum-path forest classifiers},
year = {2014},
note = {Software version 2.1 available at
\url{http://www.ic.unicamp.br/~afalcao/LibOPF}}
}
@article{PapaIJIST09,
author = {J. P. Papa and A. X. Falc{\~{a}}o and Celso T. N. Suzuki},
title = {Supervised Pattern Classification based on Optimum-Path Forest},
journal = {International Journal of Imaging Systems and Technology},
volume = {19},
issue = {2},
pages = {120--131},
publisher = {Wiley-Interscience},
year = {2009},
}
@article{PapaPR:12,
Address = {New York, NY, USA},
Author = {Jo{\~{a}}o Paulo Papa and Alexandre Xavier Falc{\~{a}}o and Victor Hugo Costa Albuquerque and Jo{\~{a}}o Manuel Ribeiro Silva Tavares},
Journal = {Pattern Recognition},
Number = {1},
Pages = {512--520},
Publisher = {Elsevier Science Inc.},
Title = {Efficient supervised optimum-path forest classification for large datasets},
Volume = {45},
Year = {2012}}
@article{RochaIJIST09,
author = {L.M. Rocha and F.A.M. Cappabianco and A.X. Falc{\~{a}}o},
title = {Data clustering as an optimum-path forest problem with applications in image analysis},
journal = {International Journal of Imaging Systems and Technology},
publisher = {Wiley Periodicals},
volume = {19},
number = {2},
pages = {50--68},
year = {2009}
}